diff options
Diffstat (limited to 'src/utils')
-rw-r--r-- | src/utils/lombok/bytecode/AsmUtil.java | 50 | ||||
-rw-r--r-- | src/utils/lombok/bytecode/ClassFileMetaData.java | 453 | ||||
-rw-r--r-- | src/utils/lombok/bytecode/FixedClassWriter.java | 41 | ||||
-rw-r--r-- | src/utils/lombok/core/SpiLoadUtil.java | 191 | ||||
-rw-r--r-- | src/utils/lombok/core/TransformationsUtil.java | 182 | ||||
-rw-r--r-- | src/utils/lombok/eclipse/Eclipse.java | 175 | ||||
-rw-r--r-- | src/utils/lombok/javac/Comment.java | 58 | ||||
-rw-r--r-- | src/utils/lombok/javac/Comments.java | 52 | ||||
-rw-r--r-- | src/utils/lombok/javac/Javac.java | 139 | ||||
-rw-r--r-- | src/utils/lombok/javac/TreeMirrorMaker.java | 86 | ||||
-rw-r--r-- | src/utils/lombok/javac/java6/CommentCollectingScanner.java | 95 | ||||
-rw-r--r-- | src/utils/lombok/javac/java6/CommentCollectingScannerFactory.java | 67 | ||||
-rw-r--r-- | src/utils/lombok/javac/java7/CommentCollectingScanner.java | 95 | ||||
-rw-r--r-- | src/utils/lombok/javac/java7/CommentCollectingScannerFactory.java | 68 |
14 files changed, 1752 insertions, 0 deletions
diff --git a/src/utils/lombok/bytecode/AsmUtil.java b/src/utils/lombok/bytecode/AsmUtil.java new file mode 100644 index 00000000..fa8b9544 --- /dev/null +++ b/src/utils/lombok/bytecode/AsmUtil.java @@ -0,0 +1,50 @@ +/* + * Copyright © 2010 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.bytecode; + +import org.objectweb.asm.ClassAdapter; +import org.objectweb.asm.ClassReader; +import org.objectweb.asm.ClassVisitor; +import org.objectweb.asm.ClassWriter; +import org.objectweb.asm.MethodVisitor; +import org.objectweb.asm.commons.JSRInlinerAdapter; + +class AsmUtil { + + private AsmUtil() { + throw new UnsupportedOperationException(); + } + + static byte[] fixJSRInlining(byte[] byteCode) { + ClassReader reader = new ClassReader(byteCode); + ClassWriter writer = new FixedClassWriter(reader, 0); + + ClassVisitor visitor = new ClassAdapter(writer) { + @Override public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) { + return new JSRInlinerAdapter(super.visitMethod(access, name, desc, signature, exceptions), access, name, desc, signature, exceptions); + } + }; + + reader.accept(visitor, 0); + return writer.toByteArray(); + } +} diff --git a/src/utils/lombok/bytecode/ClassFileMetaData.java b/src/utils/lombok/bytecode/ClassFileMetaData.java new file mode 100644 index 00000000..b1e0eff3 --- /dev/null +++ b/src/utils/lombok/bytecode/ClassFileMetaData.java @@ -0,0 +1,453 @@ +/* + * Copyright © 2010 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.bytecode; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; + +/** + * Utility to read the constant pool, header, and inheritance information of any class file. + */ +public class ClassFileMetaData { + private static final byte UTF8 = 1; + private static final byte INTEGER = 3; + private static final byte FLOAT = 4; + private static final byte LONG = 5; + private static final byte DOUBLE = 6; + private static final byte CLASS = 7; + private static final byte STRING = 8; + private static final byte FIELD = 9; + private static final byte METHOD = 10; + private static final byte INTERFACE_METHOD = 11; + private static final byte NAME_TYPE = 12; + // New in java7: support for methodhandles and invokedynamic + private static final byte METHOD_HANDLE = 15; + private static final byte METHOD_TYPE = 16; + private static final byte INVOKE_DYNAMIC = 18; + + private static final int NOT_FOUND = -1; + private static final int START_OF_CONSTANT_POOL = 8; + + private final byte[] byteCode; + + private final int maxPoolSize; + private final int[] offsets; + private final byte[] types; + private final String[] utf8s; + private final int endOfPool; + + public ClassFileMetaData(byte[] byteCode) { + this.byteCode = byteCode; + + maxPoolSize = readValue(START_OF_CONSTANT_POOL); + offsets = new int[maxPoolSize]; + types = new byte[maxPoolSize]; + utf8s = new String[maxPoolSize]; + int position = 10; + for (int i = 1; i < maxPoolSize; i++) { + byte type = byteCode[position]; + types[i] = type; + position++; + offsets[i] = position; + switch (type) { + case UTF8: + int length = readValue(position); + position += 2; + utf8s[i] = decodeString(position, length); + position += length; + break; + case CLASS: + case STRING: + case METHOD_TYPE: + position += 2; + break; + case METHOD_HANDLE: + position += 3; + break; + case INTEGER: + case FLOAT: + case FIELD: + case METHOD: + case INTERFACE_METHOD: + case NAME_TYPE: + case INVOKE_DYNAMIC: + position += 4; + break; + case LONG: + case DOUBLE: + position += 8; + i++; + break; + case 0: + break; + default: + throw new AssertionError("Unknown constant pool type " + type); + } + } + endOfPool = position; + } + + private String decodeString(int pos, int size) { + int end = pos + size; + + // the resulting string might be smaller + StringBuilder result = new StringBuilder(size); + while (pos < end) { + int first = (byteCode[pos++] & 0xFF); + if (first < 0x80) { + result.append((char)first); + } else if ((first & 0xE0) == 0xC0) { + int x = (first & 0x1F) << 6; + int y = (byteCode[pos++] & 0x3F); + result.append((char)(x | y)); + } else { + int x = (first & 0x0F) << 12; + int y = (byteCode[pos++] & 0x3F) << 6; + int z = (byteCode[pos++] & 0x3F); + result.append((char)(x | y | z)); + } + } + return result.toString(); + } + + /** + * Checks if the constant pool contains the provided 'raw' string. These are used as source material for further JVM types, such as string constants, type references, etcetera. + */ + public boolean containsUtf8(String value) { + return findUtf8(value) != NOT_FOUND; + } + + /** + * Checks if the constant pool contains a reference to the provided class. + * + * NB: Most uses of a type do <em>NOT</em> show up as a class in the constant pool. + * For example, the parameter types and return type of any method you invoke or declare, are stored as signatures and not as type references, + * but the type to which any method you invoke belongs, is. Read the JVM Specification for more information. + * + * @param className must be provided JVM-style, such as {@code java/lang/String} + */ + public boolean usesClass(String className) { + return findClass(className) != NOT_FOUND; + } + + /** + * Checks if the constant pool contains a reference to a given field, either for writing or reading. + * + * @param className must be provided JVM-style, such as {@code java/lang/String} + */ + public boolean usesField(String className, String fieldName) { + int classIndex = findClass(className); + if (classIndex == NOT_FOUND) return false; + int fieldNameIndex = findUtf8(fieldName); + if (fieldNameIndex == NOT_FOUND) return false; + + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == FIELD && readValue(offsets[i]) == classIndex) { + int nameAndTypeIndex = readValue(offsets[i] + 2); + if (readValue(offsets[nameAndTypeIndex]) == fieldNameIndex) return true; + } + } + return false; + } + + /** + * Checks if the constant pool contains a reference to a given method, with any signature (return type and parameter types). + * + * @param className must be provided JVM-style, such as {@code java/lang/String} + */ + public boolean usesMethod(String className, String methodName) { + int classIndex = findClass(className); + if (classIndex == NOT_FOUND) return false; + int methodNameIndex = findUtf8(methodName); + if (methodNameIndex == NOT_FOUND) return false; + + for (int i = 1; i < maxPoolSize; i++) { + if (isMethod(i) && readValue(offsets[i]) == classIndex) { + int nameAndTypeIndex = readValue(offsets[i] + 2); + if (readValue(offsets[nameAndTypeIndex]) == methodNameIndex) return true; + } + } + return false; + } + + /** + * Checks if the constant pool contains a reference to a given method. + * + * @param className must be provided JVM-style, such as {@code java/lang/String} + * @param descriptor must be provided JVM-style, such as {@code (IZ)Ljava/lang/String;} + */ + public boolean usesMethod(String className, String methodName, String descriptor) { + int classIndex = findClass(className); + if (classIndex == NOT_FOUND) return false; + int nameAndTypeIndex = findNameAndType(methodName, descriptor); + if (nameAndTypeIndex == NOT_FOUND) return false; + + for (int i = 1; i < maxPoolSize; i++) { + if (isMethod(i) && + readValue(offsets[i]) == classIndex && + readValue(offsets[i] + 2) == nameAndTypeIndex) return true; + } + return false; + } + + /** + * Checks if the constant pool contains the provided string constant, which implies the constant is used somewhere in the code. + * + * NB: String literals get concatenated by the compiler. + */ + public boolean containsStringConstant(String value) { + int index = findUtf8(value); + if (index == NOT_FOUND) return false; + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == STRING && readValue(offsets[i]) == index) return true; + } + return false; + } + + /** + * Checks if the constant pool contains the provided long constant, which implies the constant is used somewhere in the code. + * + * NB: compile-time constant expressions are evaluated at compile time. + */ + public boolean containsLong(long value) { + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == LONG && readLong(i) == value) return true; + } + return false; + } + + /** + * Checks if the constant pool contains the provided double constant, which implies the constant is used somewhere in the code. + * + * NB: compile-time constant expressions are evaluated at compile time. + */ + public boolean containsDouble(double value) { + boolean isNan = Double.isNaN(value); + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == DOUBLE) { + double d = readDouble(i); + if (d == value || (isNan && Double.isNaN(d))) return true; + } + } + return false; + } + + /** + * Checks if the constant pool contains the provided int constant, which implies the constant is used somewhere in the code. + * + * NB: compile-time constant expressions are evaluated at compile time. + */ + public boolean containsInteger(int value) { + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == INTEGER && readInteger(i) == value) return true; + } + return false; + } + + /** + * Checks if the constant pool contains the provided float constant, which implies the constant is used somewhere in the code. + * + * NB: compile-time constant expressions are evaluated at compile time. + */ + public boolean containsFloat(float value) { + boolean isNan = Float.isNaN(value); + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == FLOAT) { + float f = readFloat(i); + if (f == value || (isNan && Float.isNaN(f))) return true; + } + } + return false; + } + + private long readLong(int index) { + int pos = offsets[index]; + return ((long)read32(pos)) << 32 | read32(pos + 4); + } + + private double readDouble(int index) { + int pos = offsets[index]; + long bits = ((long)read32(pos)) << 32 | (read32(pos + 4) & 0x00000000FFFFFFFF); + return Double.longBitsToDouble(bits); + } + + private long readInteger(int index) { + return read32(offsets[index]); + } + + private float readFloat(int index) { + return Float.intBitsToFloat(read32(offsets[index])); + } + + private int read32(int pos) { + return (byteCode[pos] & 0xFF) << 24 | (byteCode[pos + 1] & 0xFF) << 16 | (byteCode[pos + 2] & 0xFF) << 8 | (byteCode[pos + 3] &0xFF); + } + + /** + * Returns the name of the class in JVM format, such as {@code java/lang/String} + */ + public String getClassName() { + return getClassName(readValue(endOfPool + 2)); + } + + /** + * Returns the name of the superclass in JVM format, such as {@code java/lang/Object} + * + * NB: If you try this on Object itself, you'll get {@code null}.<br /> + * NB2: For interfaces and annotation interfaces, you'll always get {@code java/lang/Object} + */ + public String getSuperClassName() { + return getClassName(readValue(endOfPool + 4)); + } + + /** + * Returns the name of all implemented interfaces. + */ + public List<String> getInterfaces() { + int size = readValue(endOfPool + 6); + if (size == 0) return Collections.emptyList(); + + List<String> result = new ArrayList<String>(); + for (int i = 0; i < size; i++) { + result.add(getClassName(readValue(endOfPool + 8 + (i * 2)))); + } + return result; + } + + /** + * A {@code toString()} like utility to dump all contents of the constant pool into a string. + * + * NB: No guarantees are made about the exact layout of this string. It is for informational purposes only, don't try to parse it.<br /> + * NB2: After a double or long, there's a JVM spec-mandated gap, which is listed as {@code (cont.)} in the returned string. + */ + public String poolContent() { + StringBuilder result = new StringBuilder(); + for (int i = 1; i < maxPoolSize; i++) { + result.append(String.format("#%02x: ", i)); + int pos = offsets[i]; + switch(types[i]) { + case UTF8: + result.append("Utf8 ").append(utf8s[i]); + break; + case CLASS: + result.append("Class ").append(getClassName(i)); + break; + case STRING: + result.append("String \"").append(utf8s[readValue(pos)]).append("\""); + break; + case INTEGER: + result.append("int ").append(readInteger(i)); + break; + case FLOAT: + result.append("float ").append(readFloat(i)); + break; + case FIELD: + appendAccess(result.append("Field "), i); + break; + case METHOD: + case INTERFACE_METHOD: + appendAccess(result.append("Method "), i); + break; + case NAME_TYPE: + appendNameAndType(result.append("Name&Type "), i); + break; + case LONG: + result.append("long ").append(readLong(i)); + break; + case DOUBLE: + result.append("double ").append(readDouble(i)); + break; + case METHOD_HANDLE: + result.append("MethodHandle..."); + break; + case METHOD_TYPE: + result.append("MethodType..."); + break; + case INVOKE_DYNAMIC: + result.append("InvokeDynamic..."); + break; + case 0: + result.append("(cont.)"); + break; + } + result.append("\n"); + } + return result.toString(); + } + + private void appendAccess(StringBuilder result, int index) { + int pos = offsets[index]; + result.append(getClassName(readValue(pos))).append("."); + appendNameAndType(result, readValue(pos + 2)); + } + + private void appendNameAndType(StringBuilder result, int index) { + int pos = offsets[index]; + result.append(utf8s[readValue(pos)]).append(":").append(utf8s[readValue(pos + 2)]); + } + + private String getClassName(int classIndex) { + if (classIndex < 1) return null; + return utf8s[readValue(offsets[classIndex])]; + } + + private boolean isMethod(int i) { + byte type = types[i]; + return type == METHOD || type == INTERFACE_METHOD; + } + + private int findNameAndType(String name, String descriptor) { + int nameIndex = findUtf8(name); + if (nameIndex == NOT_FOUND) return NOT_FOUND; + int descriptorIndex = findUtf8(descriptor); + if (descriptorIndex == NOT_FOUND) return NOT_FOUND; + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == NAME_TYPE && + readValue(offsets[i]) == nameIndex && + readValue(offsets[i] + 2) == descriptorIndex) return i; + } + return NOT_FOUND; + } + + private int findUtf8(String value) { + for (int i = 1; i < maxPoolSize; i++) { + if (value.equals(utf8s[i])) { + return i; + } + } + return NOT_FOUND; + } + + private int findClass(String className) { + int index = findUtf8(className); + if (index == -1) return NOT_FOUND; + for (int i = 1; i < maxPoolSize; i++) { + if (types[i] == CLASS && readValue(offsets[i]) == index) return i; + } + return NOT_FOUND; + } + + private int readValue(int position) { + return ((byteCode[position] & 0xFF) << 8) | (byteCode[position + 1] & 0xFF); + } +} diff --git a/src/utils/lombok/bytecode/FixedClassWriter.java b/src/utils/lombok/bytecode/FixedClassWriter.java new file mode 100644 index 00000000..52de2317 --- /dev/null +++ b/src/utils/lombok/bytecode/FixedClassWriter.java @@ -0,0 +1,41 @@ +/* + * Copyright © 2010 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.bytecode; + +import org.objectweb.asm.ClassReader; +import org.objectweb.asm.ClassWriter; + +class FixedClassWriter extends ClassWriter { + FixedClassWriter(ClassReader classReader, int flags) { + super(classReader, flags); + } + + @Override protected String getCommonSuperClass(String type1, String type2) { + //By default, ASM will attempt to live-load the class types, which will fail if meddling with classes in an + //environment with custom classloaders, such as Equinox. It's just an optimization; returning Object is always legal. + try { + return super.getCommonSuperClass(type1, type2); + } catch (Exception e) { + return "java/lang/Object"; + } + } +}
\ No newline at end of file diff --git a/src/utils/lombok/core/SpiLoadUtil.java b/src/utils/lombok/core/SpiLoadUtil.java new file mode 100644 index 00000000..914cccf8 --- /dev/null +++ b/src/utils/lombok/core/SpiLoadUtil.java @@ -0,0 +1,191 @@ +/* + * Copyright © 2009-2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.core; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.lang.annotation.Annotation; +import java.lang.reflect.ParameterizedType; +import java.lang.reflect.Type; +import java.net.URL; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Enumeration; +import java.util.Iterator; +import java.util.LinkedHashSet; +import java.util.List; +import java.util.Set; + +/** + * The java core libraries have a SPI discovery system, but it works only in Java 1.6 and up. For at least Eclipse, + * lombok actually works in java 1.5, so we've rolled our own SPI discovery system. + * + * It is not API compatible with {@code ServiceLoader}. + * + * @see java.util.ServiceLoader + */ +public class SpiLoadUtil { + private SpiLoadUtil() { + //Prevent instantiation + } + + /** + * Method that conveniently turn the {@code Iterable}s returned by the other methods in this class to a + * {@code List}. + * + * @see #findServices(Class) + * @see #findServices(Class, ClassLoader) + */ + public static <T> List<T> readAllFromIterator(Iterable<T> findServices) { + List<T> list = new ArrayList<T>(); + for (T t : findServices) list.add(t); + return list; + } + + /** + * Returns an iterator of instances that, at least according to the spi discovery file, are implementations + * of the stated class. + * + * Like ServiceLoader, each listed class is turned into an instance by calling the public no-args constructor. + * + * Convenience method that calls the more elaborate {@link #findServices(Class, ClassLoader)} method with + * this {@link java.lang.Thread}'s context class loader as {@code ClassLoader}. + * + * @param target class to find implementations for. + */ + public static <C> Iterable<C> findServices(Class<C> target) throws IOException { + return findServices(target, Thread.currentThread().getContextClassLoader()); + } + + /** + * Returns an iterator of class objects that, at least according to the spi discovery file, are implementations + * of the stated class. + * + * Like ServiceLoader, each listed class is turned into an instance by calling the public no-args constructor. + * + * @param target class to find implementations for. + * @param loader The classloader object to use to both the spi discovery files, as well as the loader to use + * to make the returned instances. + */ + public static <C> Iterable<C> findServices(final Class<C> target, ClassLoader loader) throws IOException { + if (loader == null) loader = ClassLoader.getSystemClassLoader(); + Enumeration<URL> resources = loader.getResources("META-INF/services/" + target.getName()); + final Set<String> entries = new LinkedHashSet<String>(); + while (resources.hasMoreElements()) { + URL url = resources.nextElement(); + readServicesFromUrl(entries, url); + } + + final Iterator<String> names = entries.iterator(); + final ClassLoader fLoader = loader; + return new Iterable<C> () { + @Override public Iterator<C> iterator() { + return new Iterator<C>() { + @Override public boolean hasNext() { + return names.hasNext(); + } + + @Override public C next() { + try { + return target.cast(Class.forName(names.next(), true, fLoader).newInstance()); + } catch (Exception e) { + if (e instanceof RuntimeException) throw (RuntimeException)e; + throw new RuntimeException(e); + } + } + + @Override public void remove() { + throw new UnsupportedOperationException(); + } + }; + } + }; + } + + private static void readServicesFromUrl(Collection<String> list, URL url) throws IOException { + InputStream in = url.openStream(); + try { + if (in == null) return; + BufferedReader r = new BufferedReader(new InputStreamReader(in, "UTF-8")); + while (true) { + String line = r.readLine(); + if (line == null) break; + int idx = line.indexOf('#'); + if (idx != -1) line = line.substring(0, idx); + line = line.trim(); + if (line.length() == 0) continue; + list.add(line); + } + } finally { + try { + if (in != null) in.close(); + } catch (Throwable ignore) {} + } + } + + /** + * This method will find the @{code T} in {@code public class Foo extends BaseType<T>}. + * + * It returns an annotation type because it is used exclusively to figure out which annotations are + * being handled by {@link lombok.eclipse.EclipseAnnotationHandler} and {@link lombok.javac.JavacAnnotationHandler}. + */ + public static Class<? extends Annotation> findAnnotationClass(Class<?> c, Class<?> base) { + if (c == Object.class || c == null) return null; + Class<? extends Annotation> answer = null; + + answer = findAnnotationHelper(base, c.getGenericSuperclass()); + if (answer != null) return answer; + + for (Type iface : c.getGenericInterfaces()) { + answer = findAnnotationHelper(base, iface); + if (answer != null) return answer; + } + + Class<? extends Annotation> potential = findAnnotationClass(c.getSuperclass(), base); + if (potential != null) return potential; + for (Class<?> iface : c.getInterfaces()) { + potential = findAnnotationClass(iface, base); + if (potential != null) return potential; + } + + return null; + } + + @SuppressWarnings("unchecked") + private static Class<? extends Annotation> findAnnotationHelper(Class<?> base, Type iface) { + if (iface instanceof ParameterizedType) { + ParameterizedType p = (ParameterizedType)iface; + if (!base.equals(p.getRawType())) return null; + Type target = p.getActualTypeArguments()[0]; + if (target instanceof Class<?>) { + if (Annotation.class.isAssignableFrom((Class<?>) target)) { + return (Class<? extends Annotation>) target; + } + } + + throw new ClassCastException("Not an annotation type: " + target); + } + return null; + } +} diff --git a/src/utils/lombok/core/TransformationsUtil.java b/src/utils/lombok/core/TransformationsUtil.java new file mode 100644 index 00000000..3fbfef58 --- /dev/null +++ b/src/utils/lombok/core/TransformationsUtil.java @@ -0,0 +1,182 @@ +/* + * Copyright © 2009 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.core; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashSet; +import java.util.List; +import java.util.Set; +import java.util.regex.Pattern; + +/** + * Container for static utility methods useful for some of the standard lombok transformations, regardless of + * target platform (e.g. useful for both javac and Eclipse lombok implementations). + */ +public class TransformationsUtil { + private TransformationsUtil() { + //Prevent instantiation + } + + /** + * Generates a getter name from a given field name. + * + * Strategy: + * + * First, pick a prefix. 'get' normally, but 'is' if {@code isBoolean} is true. + * + * Then, check if the first character of the field is lowercase. If so, check if the second character + * exists and is title or upper case. If so, uppercase the first character. If not, titlecase the first character. + * + * return the prefix plus the possibly title/uppercased first character, and the rest of the field name. + * + * Note that for boolean fields, if the field starts with 'is', and the character after that is + * <b>not</b> a lowercase character, the field name is returned without changing any character's case and without + * any prefix. + * + * @param fieldName the name of the field. + * @param isBoolean if the field is of type 'boolean'. For fields of type 'java.lang.Boolean', you should provide {@code false}. + */ + public static String toGetterName(CharSequence fieldName, boolean isBoolean) { + final String prefix = isBoolean ? "is" : "get"; + + if (fieldName.length() == 0) return prefix; + + if (isBoolean && fieldName.toString().startsWith("is") && fieldName.length() > 2 && !Character.isLowerCase(fieldName.charAt(2))) { + // The field is for example named 'isRunning'. + return fieldName.toString(); + } + + return buildName(prefix, fieldName.toString()); + } + + public static final Pattern PRIMITIVE_TYPE_NAME_PATTERN = Pattern.compile( + "^(boolean|byte|short|int|long|float|double|char)$"); + + public static final Pattern NON_NULL_PATTERN = Pattern.compile("^(?:notnull|nonnull)$", Pattern.CASE_INSENSITIVE); + public static final Pattern NULLABLE_PATTERN = Pattern.compile("^(?:nullable|checkfornull)$", Pattern.CASE_INSENSITIVE); + + /** + * Generates a setter name from a given field name. + * + * Strategy: + * + * Check if the first character of the field is lowercase. If so, check if the second character + * exists and is title or upper case. If so, uppercase the first character. If not, titlecase the first character. + * + * return "set" plus the possibly title/uppercased first character, and the rest of the field name. + * + * Note that if the field is boolean and starts with 'is' followed by a non-lowercase letter, the 'is' is stripped and replaced with 'set'. + * + * @param fieldName the name of the field. + * @param isBoolean if the field is of type 'boolean'. For fields of type 'java.lang.Boolean', you should provide {@code false}. + */ + public static String toSetterName(CharSequence fieldName, boolean isBoolean) { + if (fieldName.length() == 0) return "set"; + + if (isBoolean && fieldName.toString().startsWith("is") && fieldName.length() > 2 && !Character.isLowerCase(fieldName.charAt(2))) { + // The field is for example named 'isRunning'. + return "set" + fieldName.toString().substring(2); + } + + return buildName("set", fieldName.toString()); + } + + private static String buildName(String prefix, String suffix) { + if (suffix.length() == 0) return prefix; + + char first = suffix.charAt(0); + if (Character.isLowerCase(first)) { + boolean useUpperCase = suffix.length() > 2 && + (Character.isTitleCase(suffix.charAt(1)) || Character.isUpperCase(suffix.charAt(1))); + suffix = String.format("%s%s", + useUpperCase ? Character.toUpperCase(first) : Character.toTitleCase(first), + suffix.subSequence(1, suffix.length())); + } + return String.format("%s%s", prefix, suffix); + } + + /** + * Returns all names of methods that would represent the getter for a field with the provided name. + * + * For example if {@code isBoolean} is true, then a field named {@code isRunning} would produce:<br /> + * {@code [isRunning, getRunning, isIsRunning, getIsRunning]} + * + * @param fieldName the name of the field. + * @param isBoolean if the field is of type 'boolean'. For fields of type 'java.lang.Boolean', you should provide {@code false}. + */ + public static List<String> toAllGetterNames(CharSequence fieldName, boolean isBoolean) { + if (!isBoolean) return Collections.singletonList(toGetterName(fieldName, false)); + + List<String> baseNames = new ArrayList<String>(); + baseNames.add(fieldName.toString()); + + // isPrefix = field is called something like 'isRunning', so 'running' could also be the fieldname. + if (fieldName.toString().startsWith("is") && fieldName.length() > 2 && !Character.isLowerCase(fieldName.charAt(2))) { + baseNames.add(fieldName.toString().substring(2)); + } + + Set<String> names = new HashSet<String>(); + for (String baseName : baseNames) { + if (baseName.length() > 0 && Character.isLowerCase(baseName.charAt(0))) { + baseName = Character.toTitleCase(baseName.charAt(0)) + baseName.substring(1); + } + + names.add("is" + baseName); + names.add("get" + baseName); + } + + return new ArrayList<String>(names); + } + + /** + * Returns all names of methods that would represent the setter for a field with the provided name. + * + * For example if {@code isBoolean} is true, then a field named {@code isRunning} would produce:<br /> + * {@code [setRunning, setIsRunning]} + * + * @param fieldName the name of the field. + * @param isBoolean if the field is of type 'boolean'. For fields of type 'java.lang.Boolean', you should provide {@code false}. + */ + public static List<String> toAllSetterNames(CharSequence fieldName, boolean isBoolean) { + if (!isBoolean) return Collections.singletonList(toSetterName(fieldName, false)); + + List<String> baseNames = new ArrayList<String>(); + baseNames.add(fieldName.toString()); + + // isPrefix = field is called something like 'isRunning', so 'running' could also be the fieldname. + if (fieldName.toString().startsWith("is") && fieldName.length() > 2 && !Character.isLowerCase(fieldName.charAt(2))) { + baseNames.add(fieldName.toString().substring(2)); + } + + Set<String> names = new HashSet<String>(); + for (String baseName : baseNames) { + if (baseName.length() > 0 && Character.isLowerCase(baseName.charAt(0))) { + baseName = Character.toTitleCase(baseName.charAt(0)) + baseName.substring(1); + } + + names.add("set" + baseName); + } + + return new ArrayList<String>(names); + } +} diff --git a/src/utils/lombok/eclipse/Eclipse.java b/src/utils/lombok/eclipse/Eclipse.java new file mode 100644 index 00000000..369a589a --- /dev/null +++ b/src/utils/lombok/eclipse/Eclipse.java @@ -0,0 +1,175 @@ +/* + * Copyright © 2009-2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.eclipse; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.regex.Pattern; + +import lombok.core.TransformationsUtil; + +import org.eclipse.jdt.internal.compiler.ast.ASTNode; +import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Annotation; +import org.eclipse.jdt.internal.compiler.ast.ClassLiteralAccess; +import org.eclipse.jdt.internal.compiler.ast.Clinit; +import org.eclipse.jdt.internal.compiler.ast.Expression; +import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Literal; +import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; +import org.eclipse.jdt.internal.compiler.ast.SingleNameReference; +import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration; +import org.eclipse.jdt.internal.compiler.ast.TypeReference; +import org.eclipse.jdt.internal.compiler.lookup.TypeIds; + +public class Eclipse { + /** + * Eclipse's Parser class is instrumented to not attempt to fill in the body of any method or initializer + * or field initialization if this flag is set. Set it on the flag field of + * any method, field, or initializer you create! + */ + public static final int ECLIPSE_DO_NOT_TOUCH_FLAG = ASTNode.Bit24; + + private Eclipse() { + //Prevent instantiation + } + + /** + * For 'speed' reasons, Eclipse works a lot with char arrays. I have my doubts this was a fruitful exercise, + * but we need to deal with it. This turns [[java][lang][String]] into "java.lang.String". + */ + public static String toQualifiedName(char[][] typeName) { + StringBuilder sb = new StringBuilder(); + boolean first = true; + for (char[] c : typeName) { + sb.append(first ? "" : ".").append(c); + first = false; + } + return sb.toString(); + } + + public static char[][] fromQualifiedName(String typeName) { + String[] split = typeName.split("\\."); + char[][] result = new char[split.length][]; + for (int i = 0; i < split.length; i++) { + result[i] = split[i].toCharArray(); + } + return result; + } + + public static long pos(ASTNode node) { + return ((long) node.sourceStart << 32) | (node.sourceEnd & 0xFFFFFFFFL); + } + + public static long[] poss(ASTNode node, int repeat) { + long p = ((long) node.sourceStart << 32) | (node.sourceEnd & 0xFFFFFFFFL); + long[] out = new long[repeat]; + Arrays.fill(out, p); + return out; + } + + /** + * Checks if an eclipse-style array-of-array-of-characters to represent a fully qualified name ('foo.bar.baz'), matches a plain + * string containing the same fully qualified name with dots in the string. + */ + public static boolean nameEquals(char[][] typeName, String string) { + StringBuilder sb = new StringBuilder(); + boolean first = true; + for (char[] elem : typeName) { + if (first) first = false; + else sb.append('.'); + sb.append(elem); + } + + return string.contentEquals(sb); + } + + public static boolean hasClinit(TypeDeclaration parent) { + if (parent.methods == null) return false; + + for (AbstractMethodDeclaration method : parent.methods) { + if (method instanceof Clinit) return true; + } + return false; + } + + /** + * Searches the given field node for annotations and returns each one that matches the provided regular expression pattern. + * + * Only the simple name is checked - the package and any containing class are ignored. + */ + public static Annotation[] findAnnotations(FieldDeclaration field, Pattern namePattern) { + List<Annotation> result = new ArrayList<Annotation>(); + if (field.annotations == null) return new Annotation[0]; + for (Annotation annotation : field.annotations) { + TypeReference typeRef = annotation.type; + if (typeRef != null && typeRef.getTypeName()!= null) { + char[][] typeName = typeRef.getTypeName(); + String suspect = new String(typeName[typeName.length - 1]); + if (namePattern.matcher(suspect).matches()) { + result.add(annotation); + } + } + } + return result.toArray(new Annotation[0]); + } + + /** + * Checks if the given type reference represents a primitive type. + */ + public static boolean isPrimitive(TypeReference ref) { + if (ref.dimensions() > 0) return false; + return TransformationsUtil.PRIMITIVE_TYPE_NAME_PATTERN.matcher(toQualifiedName(ref.getTypeName())).matches(); + } + + /** + * Returns the actual value of the given Literal or Literal-like node. + */ + public static Object calculateValue(Expression e) { + if (e instanceof Literal) { + ((Literal)e).computeConstant(); + switch (e.constant.typeID()) { + case TypeIds.T_int: return e.constant.intValue(); + case TypeIds.T_byte: return e.constant.byteValue(); + case TypeIds.T_short: return e.constant.shortValue(); + case TypeIds.T_char: return e.constant.charValue(); + case TypeIds.T_float: return e.constant.floatValue(); + case TypeIds.T_double: return e.constant.doubleValue(); + case TypeIds.T_boolean: return e.constant.booleanValue(); + case TypeIds.T_long: return e.constant.longValue(); + case TypeIds.T_JavaLangString: return e.constant.stringValue(); + default: return null; + } + } else if (e instanceof ClassLiteralAccess) { + return Eclipse.toQualifiedName(((ClassLiteralAccess)e).type.getTypeName()); + } else if (e instanceof SingleNameReference) { + return new String(((SingleNameReference)e).token); + } else if (e instanceof QualifiedNameReference) { + String qName = Eclipse.toQualifiedName(((QualifiedNameReference)e).tokens); + int idx = qName.lastIndexOf('.'); + return idx == -1 ? qName : qName.substring(idx+1); + } + + return null; + } +} diff --git a/src/utils/lombok/javac/Comment.java b/src/utils/lombok/javac/Comment.java new file mode 100644 index 00000000..f66e1f50 --- /dev/null +++ b/src/utils/lombok/javac/Comment.java @@ -0,0 +1,58 @@ +/* + * Copyright © 2009 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac; + +public final class Comment { + public enum StartConnection { + START_OF_LINE, + ON_NEXT_LINE, + DIRECT_AFTER_PREVIOUS, + AFTER_PREVIOUS + } + + public enum EndConnection { + DIRECT_AFTER_COMMENT, + AFTER_COMMENT, + ON_NEXT_LINE + } + + public final int pos; + public final int prevEndPos; + public final String content; + public final int endPos; + public final StartConnection start; + public final EndConnection end; + + public Comment(int prevEndPos, int pos, int endPos, String content, StartConnection start, EndConnection end) { + this.pos = pos; + this.prevEndPos = prevEndPos; + this.endPos = endPos; + this.content = content; + this.start = start; + this.end = end; + } + + @Override + public String toString() { + return String.format("%d: %s (%s,%s)", pos, content, start, end); + } +} diff --git a/src/utils/lombok/javac/Comments.java b/src/utils/lombok/javac/Comments.java new file mode 100644 index 00000000..2e8ceb26 --- /dev/null +++ b/src/utils/lombok/javac/Comments.java @@ -0,0 +1,52 @@ +/* + * Copyright © 2011 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac; + +import com.sun.tools.javac.main.JavaCompiler; +import com.sun.tools.javac.util.Context; + +public class Comments { + public void register(Context context) { + try { + if (JavaCompiler.version().startsWith("1.6")) { + Class.forName("lombok.javac.java6.CommentCollectingScannerFactory").getMethod("preRegister", Context.class).invoke(null, context); + } else { + Class.forName("lombok.javac.java7.CommentCollectingScannerFactory").getMethod("preRegister", Context.class).invoke(null, context); + } + } catch (Exception e) { + if (e instanceof RuntimeException) throw (RuntimeException)e; + throw new RuntimeException(e); + } + context.put(Comments.class, (Comments) null); + context.put(Comments.class, this); + } + + private com.sun.tools.javac.util.ListBuffer<Comment> comments = com.sun.tools.javac.util.ListBuffer.lb(); + + public com.sun.tools.javac.util.ListBuffer<Comment> getComments() { + return comments; + } + + public void add(Comment comment) { + comments.append(comment); + } +} diff --git a/src/utils/lombok/javac/Javac.java b/src/utils/lombok/javac/Javac.java new file mode 100644 index 00000000..cd24b061 --- /dev/null +++ b/src/utils/lombok/javac/Javac.java @@ -0,0 +1,139 @@ +/* + * Copyright © 2009-2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac; + +import lombok.core.TransformationsUtil; + +import com.sun.tools.javac.tree.JCTree.JCExpression; +import com.sun.tools.javac.tree.JCTree.JCFieldAccess; +import com.sun.tools.javac.tree.JCTree.JCIdent; +import com.sun.tools.javac.tree.JCTree.JCLiteral; +import com.sun.tools.javac.tree.JCTree.JCVariableDecl; + +/** + * Container for static utility methods relevant to lombok's operation on javac. + */ +public class Javac { + private Javac() { + //prevent instantiation + } + + /** + * Translates the given field into all possible getter names. + * Convenient wrapper around {@link TransformationsUtil#toAllGetterNames(CharSequence, boolean)}. + */ + public static java.util.List<String> toAllGetterNames(JCVariableDecl field) { + CharSequence fieldName = field.name; + + boolean isBoolean = field.vartype.toString().equals("boolean"); + + return TransformationsUtil.toAllGetterNames(fieldName, isBoolean); + } + + /** + * @return the likely getter name for the stated field. (e.g. private boolean foo; to isFoo). + * + * Convenient wrapper around {@link TransformationsUtil#toGetterName(CharSequence, boolean)}. + */ + public static String toGetterName(JCVariableDecl field) { + CharSequence fieldName = field.name; + + boolean isBoolean = field.vartype.toString().equals("boolean"); + + return TransformationsUtil.toGetterName(fieldName, isBoolean); + } + + /** + * Translates the given field into all possible setter names. + * Convenient wrapper around {@link TransformationsUtil#toAllSetterNames(CharSequence, boolean)}. + */ + public static java.util.List<String> toAllSetterNames(JCVariableDecl field) { + CharSequence fieldName = field.name; + + boolean isBoolean = field.vartype.toString().equals("boolean"); + + return TransformationsUtil.toAllSetterNames(fieldName, isBoolean); + } + + /** + * @return the likely setter name for the stated field. (e.g. private boolean foo; to setFoo). + * + * Convenient wrapper around {@link TransformationsUtil#toSetterName(CharSequence, boolean)}. + */ + public static String toSetterName(JCVariableDecl field) { + CharSequence fieldName = field.name; + + boolean isBoolean = field.vartype.toString().equals("boolean"); + + return TransformationsUtil.toSetterName(fieldName, isBoolean); + } + + /** + * Checks if the given expression (that really ought to refer to a type expression) represents a primitive type. + */ + public static boolean isPrimitive(JCExpression ref) { + String typeName = ref.toString(); + return TransformationsUtil.PRIMITIVE_TYPE_NAME_PATTERN.matcher(typeName).matches(); + } + + /** + * Turns an expression into a guessed intended literal. Only works for literals, as you can imagine. + * + * Will for example turn a TrueLiteral into 'Boolean.valueOf(true)'. + */ + public static Object calculateGuess(JCExpression expr) { + if (expr instanceof JCLiteral) { + JCLiteral lit = (JCLiteral)expr; + if (lit.getKind() == com.sun.source.tree.Tree.Kind.BOOLEAN_LITERAL) { + return ((Number)lit.value).intValue() == 0 ? false : true; + } + return lit.value; + } else if (expr instanceof JCIdent || expr instanceof JCFieldAccess) { + String x = expr.toString(); + if (x.endsWith(".class")) x = x.substring(0, x.length() - 6); + else { + int idx = x.lastIndexOf('.'); + if (idx > -1) x = x.substring(idx + 1); + } + return x; + } else return null; + } + + /** + * Retrieves a compile time constant of type int from the specified class location. + * + * Solves the problem of compile time constant inlining, resulting in lombok having the wrong value + * (javac compiler changes private api constants from time to time) + * + * @param ctcLocation location of the compile time constant + * @param identifier the name of the field of the compile time constant. + */ + public static int getCtcInt(Class<?> ctcLocation, String identifier) { + try { + return (Integer)ctcLocation.getField(identifier).get(null); + } catch (NoSuchFieldException e) { + throw new RuntimeException(e); + } catch (IllegalAccessException e) { + throw new RuntimeException(e); + } + } +} diff --git a/src/utils/lombok/javac/TreeMirrorMaker.java b/src/utils/lombok/javac/TreeMirrorMaker.java new file mode 100644 index 00000000..4fe59ff1 --- /dev/null +++ b/src/utils/lombok/javac/TreeMirrorMaker.java @@ -0,0 +1,86 @@ +/* + * Copyright © 2010-2011 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac; + +import java.util.Collections; +import java.util.IdentityHashMap; +import java.util.Iterator; +import java.util.Map; + +import com.sun.source.tree.VariableTree; +import com.sun.tools.javac.tree.JCTree; +import com.sun.tools.javac.tree.JCTree.JCVariableDecl; +import com.sun.tools.javac.tree.TreeCopier; +import com.sun.tools.javac.tree.TreeMaker; +import com.sun.tools.javac.util.List; + +public class TreeMirrorMaker extends TreeCopier<Void> { + private final IdentityHashMap<JCTree, JCTree> originalToCopy = new IdentityHashMap<JCTree, JCTree>(); + + public TreeMirrorMaker(TreeMaker maker) { + super(maker); + } + + @Override public <T extends JCTree> T copy(T original) { + T copy = super.copy(original); + originalToCopy.put(original, copy); + return copy; + } + + @Override public <T extends JCTree> T copy(T original, Void p) { + T copy = super.copy(original, p); + originalToCopy.put(original, copy); + return copy; + } + + @Override public <T extends JCTree> List<T> copy(List<T> originals) { + List<T> copies = super.copy(originals); + if (originals != null) { + Iterator<T> it1 = originals.iterator(); + Iterator<T> it2 = copies.iterator(); + while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + } + return copies; + } + + @Override public <T extends JCTree> List<T> copy(List<T> originals, Void p) { + List<T> copies = super.copy(originals, p); + if (originals != null) { + Iterator<T> it1 = originals.iterator(); + Iterator<T> it2 = copies.iterator(); + while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + } + return copies; + } + + public Map<JCTree, JCTree> getOriginalToCopyMap() { + return Collections.unmodifiableMap(originalToCopy); + } + + // Fix for NPE in HandleVal. See http://code.google.com/p/projectlombok/issues/detail?id=205 + // Maybe this should be done elsewhere... + @Override public JCTree visitVariable(VariableTree node, Void p) { + JCVariableDecl copy = (JCVariableDecl) super.visitVariable(node, p); + copy.sym = ((JCVariableDecl) node).sym; + return copy; + } +} diff --git a/src/utils/lombok/javac/java6/CommentCollectingScanner.java b/src/utils/lombok/javac/java6/CommentCollectingScanner.java new file mode 100644 index 00000000..363e04ba --- /dev/null +++ b/src/utils/lombok/javac/java6/CommentCollectingScanner.java @@ -0,0 +1,95 @@ +/* + * Copyright © 2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac.java6; + +import java.nio.CharBuffer; + +import lombok.javac.Comment; +import lombok.javac.Comments; +import lombok.javac.Comment.EndConnection; +import lombok.javac.Comment.StartConnection; + +import com.sun.tools.javac.parser.Scanner; + +public class CommentCollectingScanner extends Scanner { + private final Comments comments; + private int endComment = 0; + + public CommentCollectingScanner(CommentCollectingScannerFactory factory, CharBuffer charBuffer, Comments comments) { + super(factory, charBuffer); + this.comments = comments; + } + + public CommentCollectingScanner(CommentCollectingScannerFactory factory, char[] input, int inputLength, Comments comments) { + super(factory, input, inputLength); + this.comments = comments; + } + + @Override + protected void processComment(CommentStyle style) { + int prevEndPos = Math.max(prevEndPos(), endComment); + int pos = pos(); + int endPos = endPos(); + endComment = endPos; + String content = new String(getRawCharacters(pos, endPos)); + StartConnection start = determineStartConnection(prevEndPos, pos); + EndConnection end = determineEndConnection(endPos); + + Comment comment = new Comment(prevEndPos, pos, endPos, content, start, end); + comments.add(comment); + } + + private EndConnection determineEndConnection(int pos) { + boolean first = true; + for (int i = pos;; i++) { + char c = getRawCharacters(i, i + 1)[0]; + if (isNewLine(c)) { + return EndConnection.ON_NEXT_LINE; + } + if (Character.isWhitespace(c)) { + first = false; + continue; + } + return first ? EndConnection.DIRECT_AFTER_COMMENT : EndConnection.AFTER_COMMENT; + } + } + + private StartConnection determineStartConnection(int from, int to) { + if (from == to) { + return StartConnection.DIRECT_AFTER_PREVIOUS; + } + char[] between = getRawCharacters(from, to); + if (isNewLine(between[between.length - 1])) { + return StartConnection.START_OF_LINE; + } + for (char c : between) { + if (isNewLine(c)) { + return StartConnection.ON_NEXT_LINE; + } + } + return StartConnection.AFTER_PREVIOUS; + } + + private boolean isNewLine(char c) { + return c == '\n' || c == '\r'; + } +} diff --git a/src/utils/lombok/javac/java6/CommentCollectingScannerFactory.java b/src/utils/lombok/javac/java6/CommentCollectingScannerFactory.java new file mode 100644 index 00000000..c259a4cf --- /dev/null +++ b/src/utils/lombok/javac/java6/CommentCollectingScannerFactory.java @@ -0,0 +1,67 @@ +/* + * Copyright © 2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac.java6; + +import java.nio.CharBuffer; + +import lombok.javac.Comments; + +import com.sun.tools.javac.parser.Scanner; +import com.sun.tools.javac.util.Context; + +public class CommentCollectingScannerFactory extends Scanner.Factory { + private final Context context; + + public static void preRegister(final Context context) { + if (context.get(scannerFactoryKey) == null) { + context.put(scannerFactoryKey, new Context.Factory<Scanner.Factory>() { + public CommentCollectingScanner.Factory make() { + return new CommentCollectingScannerFactory(context); + } + + public CommentCollectingScanner.Factory make(Context c) { + return new CommentCollectingScannerFactory(c); + } + }); + } + } + + /** Create a new scanner factory. */ + protected CommentCollectingScannerFactory(Context context) { + super(context); + this.context = context; + } + + @Override + public Scanner newScanner(CharSequence input) { + if (input instanceof CharBuffer) { + return new CommentCollectingScanner(this, (CharBuffer)input, context.get(Comments.class)); + } + char[] array = input.toString().toCharArray(); + return newScanner(array, array.length); + } + + @Override + public Scanner newScanner(char[] input, int inputLength) { + return new CommentCollectingScanner(this, input, inputLength, context.get(Comments.class)); + } +}
\ No newline at end of file diff --git a/src/utils/lombok/javac/java7/CommentCollectingScanner.java b/src/utils/lombok/javac/java7/CommentCollectingScanner.java new file mode 100644 index 00000000..2c588175 --- /dev/null +++ b/src/utils/lombok/javac/java7/CommentCollectingScanner.java @@ -0,0 +1,95 @@ +/* + * Copyright © 2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac.java7; + +import java.nio.CharBuffer; + +import lombok.javac.Comment; +import lombok.javac.Comment.EndConnection; +import lombok.javac.Comment.StartConnection; +import lombok.javac.Comments; + +import com.sun.tools.javac.parser.Scanner; + +public class CommentCollectingScanner extends Scanner { + private final Comments comments; + private int endComment = 0; + + public CommentCollectingScanner(CommentCollectingScannerFactory factory, CharBuffer charBuffer, Comments comments) { + super(factory, charBuffer); + this.comments = comments; + } + + public CommentCollectingScanner(CommentCollectingScannerFactory factory, char[] input, int inputLength, Comments comments) { + super(factory, input, inputLength); + this.comments = comments; + } + + @Override + protected void processComment(CommentStyle style) { + int prevEndPos = Math.max(prevEndPos(), endComment); + int pos = pos(); + int endPos = endPos(); + endComment = endPos; + String content = new String(getRawCharacters(pos, endPos)); + StartConnection start = determineStartConnection(prevEndPos, pos); + EndConnection end = determineEndConnection(endPos); + + Comment comment = new Comment(prevEndPos, pos, endPos, content, start, end); + comments.add(comment); + } + + private EndConnection determineEndConnection(int pos) { + boolean first = true; + for (int i = pos;; i++) { + char c = getRawCharacters(i, i + 1)[0]; + if (isNewLine(c)) { + return EndConnection.ON_NEXT_LINE; + } + if (Character.isWhitespace(c)) { + first = false; + continue; + } + return first ? EndConnection.DIRECT_AFTER_COMMENT : EndConnection.AFTER_COMMENT; + } + } + + private StartConnection determineStartConnection(int from, int to) { + if (from == to) { + return StartConnection.DIRECT_AFTER_PREVIOUS; + } + char[] between = getRawCharacters(from, to); + if (isNewLine(between[between.length - 1])) { + return StartConnection.START_OF_LINE; + } + for (char c : between) { + if (isNewLine(c)) { + return StartConnection.ON_NEXT_LINE; + } + } + return StartConnection.AFTER_PREVIOUS; + } + + private boolean isNewLine(char c) { + return c == '\n' || c == '\r'; + } +} diff --git a/src/utils/lombok/javac/java7/CommentCollectingScannerFactory.java b/src/utils/lombok/javac/java7/CommentCollectingScannerFactory.java new file mode 100644 index 00000000..c6cf4011 --- /dev/null +++ b/src/utils/lombok/javac/java7/CommentCollectingScannerFactory.java @@ -0,0 +1,68 @@ +/* + * Copyright © 2011 Reinier Zwitserloot and Roel Spilker. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +package lombok.javac.java7; + +import java.nio.CharBuffer; + +import lombok.javac.Comments; + +import com.sun.tools.javac.parser.Scanner; +import com.sun.tools.javac.parser.ScannerFactory; +import com.sun.tools.javac.util.Context; + +public class CommentCollectingScannerFactory extends ScannerFactory { + private final Context context; + + public static void preRegister(final Context context) { + if (context.get(scannerFactoryKey) == null) { + context.put(scannerFactoryKey, new Context.Factory<ScannerFactory>() { + public ScannerFactory make() { + return new CommentCollectingScannerFactory(context); + } + + @Override public ScannerFactory make(Context c) { + return new CommentCollectingScannerFactory(c); + } + }); + } + } + + /** Create a new scanner factory. */ + protected CommentCollectingScannerFactory(Context context) { + super(context); + this.context = context; + } + + @Override + public Scanner newScanner(CharSequence input, boolean keepDocComments) { + if (input instanceof CharBuffer) { + return new CommentCollectingScanner(this, (CharBuffer)input, context.get(Comments.class)); + } + char[] array = input.toString().toCharArray(); + return newScanner(array, array.length, keepDocComments); + } + + @Override + public Scanner newScanner(char[] input, int inputLength, boolean keepDocComments) { + return new CommentCollectingScanner(this, input, inputLength, context.get(Comments.class)); + } +} |