Initial commit. As a proof of concept, it already works in javac and eclipse!

1 files changed, 77 insertions, 0 deletions

diff --git a/src/lombok/apt/PKG.java b/src/lombok/apt/PKG.java
new file mode 100644
index 00000000..cfedf83b
--- /dev/null
+++ b/src/lombok/apt/PKG.java
@@ -0,0 +1,77 @@
+package lombok.apt;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import javax.lang.model.element.Element;
+import javax.lang.model.type.TypeKind;
+
+import lombok.Lombok;
+
+
+class PKG {
+	static final String CURRENT_SUPPORT = "javac 1.6 and eclipse (ecj).";
+	
+	private PKG() {}
+	
+	static boolean isInstanceOf(Object o, String className) {
+		if ( o == null ) return false;
+		return isInstanceOf(o.getClass(), className);
+	}
+	
+	static boolean isInstanceOf(Class<?> c, String className) {
+		if ( c == Object.class || c == null ) return false;
+		
+		if ( c.getName().equals(className) ) return true;
+		
+		if ( isInstanceOf(c.getSuperclass(), className) ) return true;
+		for ( Class<?> iface : c.getInterfaces() ) {
+			if ( isInstanceOf(iface, className) ) return true;
+		}
+		
+		return false;
+	}
+	
+	static byte[] readResource(String name) {
+		return readResource(PKG.class.getClassLoader(), name);
+	}
+	
+	static byte[] readResource(ClassLoader loader, String name) {
+		InputStream in = loader.getResourceAsStream(name);
+		if ( in == null ) throw Lombok.sneakyThrow(new IOException("Not found: " + name));
+		
+		try {
+			return readStream(in);
+		} catch (IOException e) {
+			throw Lombok.sneakyThrow(e);
+		}
+	}
+	
+	static String toGetterName(Element element) {
+		CharSequence fieldName = element.getSimpleName();
+		if ( fieldName.length() == 0 ) return "get";
+		
+		final String prefix, suffix;
+		
+		if ( element.asType().getKind() == TypeKind.BOOLEAN || "java.lang.Boolean".equals(element.asType().toString()) ) prefix = "is";
+		else prefix = "get";
+		
+		char first = fieldName.charAt(0);
+		if ( Character.isLowerCase(first) )
+			suffix = String.format("%s%s", Character.toTitleCase(first), fieldName.subSequence(1, fieldName.length()));
+		else suffix = fieldName.toString();
+		return String.format("%s%s", prefix, suffix);
+	}
+	
+	static byte[] readStream(InputStream in) throws IOException {
+		ByteArrayOutputStream baos = new ByteArrayOutputStream();
+		byte[] b = new byte[65536];
+		while ( true ) {
+			int r = in.read(b);
+			if ( r == -1 ) break;
+			if ( r > 0 ) baos.write(b, 0, r);
+		}
+		return baos.toByteArray();
+	}
+}