diff options
Diffstat (limited to 'src/eclipseAgent/lombok')
-rw-r--r-- | src/eclipseAgent/lombok/eclipse/agent/PatchVal.java | 71 | ||||
-rw-r--r-- | src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java | 8 |
2 files changed, 49 insertions, 30 deletions
diff --git a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java index 43e93bbe..e4dd7b26 100644 --- a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java +++ b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java @@ -21,9 +21,22 @@ */ package lombok.eclipse.agent; -import org.eclipse.jdt.internal.compiler.ast.*; +import org.eclipse.jdt.internal.compiler.ast.Annotation; +import org.eclipse.jdt.internal.compiler.ast.Expression; +import org.eclipse.jdt.internal.compiler.ast.ForeachStatement; +import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration; +import org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference; +import org.eclipse.jdt.internal.compiler.ast.SingleTypeReference; +import org.eclipse.jdt.internal.compiler.ast.TypeReference; import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; -import org.eclipse.jdt.internal.compiler.lookup.*; +import org.eclipse.jdt.internal.compiler.lookup.ArrayBinding; +import org.eclipse.jdt.internal.compiler.lookup.Binding; +import org.eclipse.jdt.internal.compiler.lookup.BlockScope; +import org.eclipse.jdt.internal.compiler.lookup.ParameterizedTypeBinding; +import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding; +import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; +import org.eclipse.jdt.internal.compiler.lookup.TypeConstants; +import org.eclipse.jdt.internal.compiler.lookup.TypeIds; import java.lang.reflect.Field; @@ -31,13 +44,13 @@ import static lombok.eclipse.Eclipse.poss; import static lombok.eclipse.handlers.EclipseHandlerUtil.makeType; public class PatchVal { - + // This is half of the work for 'val' support - the other half is in PatchValEclipse. This half is enough for ecj. // Creates a copy of the 'initialization' field on a LocalDeclaration if the type of the LocalDeclaration is 'val', because the completion parser will null this out, // which in turn stops us from inferring the intended type for 'val x = 5;'. We look at the copy. // Also patches local declaration to not call .resolveType() on the initializer expression if we've already done so (calling it twice causes weird errors), // and patches .resolve() on LocalDeclaration itself to just-in-time replace the 'val' vartype with the right one. - + public static TypeBinding skipResolveInitializerIfAlreadyCalled(Expression expr, BlockScope scope) { if (expr.resolvedType != null) return expr.resolvedType; try { @@ -49,7 +62,7 @@ public class PatchVal { return null; } } - + public static TypeBinding skipResolveInitializerIfAlreadyCalled2(Expression expr, BlockScope scope, LocalDeclaration decl) { if (decl != null && LocalDeclaration.class.equals(decl.getClass()) && expr.resolvedType != null) return expr.resolvedType; try { @@ -61,23 +74,23 @@ public class PatchVal { return null; } } - + public static boolean matches(String key, char[] array) { if (array == null || key.length() != array.length) return false; for (int i = 0; i < array.length; i++) { if (key.charAt(i) != array[i]) return false; } - + return true; } - + public static boolean couldBe(String key, TypeReference ref) { String[] keyParts = key.split("\\."); if (ref instanceof SingleTypeReference) { char[] token = ((SingleTypeReference)ref).token; return matches(keyParts[keyParts.length - 1], token); } - + if (ref instanceof QualifiedTypeReference) { char[][] tokens = ((QualifiedTypeReference)ref).tokens; if (keyParts.length != tokens.length) return false; @@ -88,7 +101,7 @@ public class PatchVal { } return true; } - + return false; } @@ -110,20 +123,20 @@ public class PatchVal { System.arraycopy(nm, 0, fullName, pkgFullLength, nm.length); return matches(key, fullName); } - + public static final class Reflection { private static final Field initCopyField, iterableCopyField; - + static { Field a = null, b = null; - + try { a = LocalDeclaration.class.getDeclaredField("$initCopy"); b = LocalDeclaration.class.getDeclaredField("$iterableCopy"); } catch (Throwable t) { //ignore - no $initCopy exists when running in ecj. } - + initCopyField = a; iterableCopyField = b; } @@ -131,11 +144,11 @@ public class PatchVal { public static boolean handleValForLocalDeclaration(LocalDeclaration local, BlockScope scope) { if (local == null || !LocalDeclaration.class.equals(local.getClass())) return false; boolean decomponent = false; - + boolean val = isVal(local, scope); boolean var = isVar(local, scope); if (!(val || var)) return false; - + StackTraceElement[] st = new Throwable().getStackTrace(); for (int i = 0; i < st.length - 2 && i < 10; i++) { if (st[i].getClassName().equals("lombok.launch.PatchFixesHider$Val")) { @@ -146,7 +159,7 @@ public class PatchVal { break; } } - + Expression init = local.initialization; if (init == null && Reflection.initCopyField != null) { try { @@ -155,7 +168,7 @@ public class PatchVal { // init remains null. } } - + if (init == null && Reflection.iterableCopyField != null) { try { init = (Expression) Reflection.iterableCopyField.get(local); @@ -190,7 +203,7 @@ public class PatchVal { } } } - + if(val) local.modifiers |= ClassFileConstants.AccFinal; local.annotations = addValAnnotation(local.annotations, local.type, scope); local.type = replacement != null ? replacement : new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(local.type, 3)); @@ -212,16 +225,16 @@ public class PatchVal { boolean val = isVal(forEach.elementVariable, scope); boolean var = isVar(forEach.elementVariable, scope); if (!(val || var)) return false; - + TypeBinding component = getForEachComponentType(forEach.collection, scope); if (component == null) return false; TypeReference replacement = makeType(component, forEach.elementVariable.type, false); - + if (val) forEach.elementVariable.modifiers |= ClassFileConstants.AccFinal; forEach.elementVariable.annotations = addValAnnotation(forEach.elementVariable.annotations, forEach.elementVariable.type, scope); forEach.elementVariable.type = replacement != null ? replacement : new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(forEach.elementVariable.type, 3)); - + return false; } @@ -233,12 +246,12 @@ public class PatchVal { } else { newAnn = new Annotation[1]; } - + newAnn[newAnn.length - 1] = new org.eclipse.jdt.internal.compiler.ast.MarkerAnnotation(originalRef, originalRef.sourceStart); - + return newAnn; } - + private static TypeBinding getForEachComponentType(Expression collection, BlockScope scope) { if (collection != null) { TypeBinding resolved = collection.resolvedType; @@ -249,7 +262,7 @@ public class PatchVal { return resolved; } else if (resolved instanceof ReferenceBinding) { ReferenceBinding iterableType = ((ReferenceBinding)resolved).findSuperTypeOriginatingFrom(TypeIds.T_JavaLangIterable, false); - + TypeBinding[] arguments = null; if (iterableType != null) switch (iterableType.kind()) { case Binding.GENERIC_TYPE : // for (T t : Iterable<T>) - in case used inside Iterable itself @@ -261,16 +274,16 @@ public class PatchVal { case Binding.RAW_TYPE : // for(Object e : Iterable) return null; } - + if (arguments != null && arguments.length == 1) { return arguments[0]; } } } - + return null; } - + private static TypeBinding resolveForExpression(Expression collection, BlockScope scope) { try { return collection.resolveType(scope); diff --git a/src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java b/src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java index d0c29ac8..505eb767 100644 --- a/src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java +++ b/src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java @@ -41,7 +41,13 @@ import org.eclipse.jdt.core.dom.QualifiedName; import org.eclipse.jdt.core.dom.SimpleName; import org.eclipse.jdt.core.dom.SingleVariableDeclaration; import org.eclipse.jdt.core.dom.VariableDeclarationStatement; -import org.eclipse.jdt.internal.compiler.ast.*; +import org.eclipse.jdt.internal.compiler.ast.ASTNode; +import org.eclipse.jdt.internal.compiler.ast.AbstractVariableDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Annotation; +import org.eclipse.jdt.internal.compiler.ast.ForeachStatement; +import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration; +import org.eclipse.jdt.internal.compiler.ast.SingleTypeReference; +import org.eclipse.jdt.internal.compiler.ast.TypeReference; import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; import org.eclipse.jdt.internal.compiler.parser.Parser; |