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package lombok.eclipse.agent;
import org.objectweb.asm.ClassAdapter;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Opcodes;
class EclipseCUDTransformer {
public byte[] transform(byte[] classfileBuffer) {
ClassReader reader = new ClassReader(classfileBuffer);
ClassWriter writer = new ClassWriter(reader, 0);
ClassAdapter adapter = new CUDPatcherAdapter(writer);
reader.accept(adapter, 0);
return writer.toByteArray();
}
private static class CUDPatcherAdapter extends ClassAdapter {
CUDPatcherAdapter(ClassVisitor cv) {
super(cv);
}
@Override public void visitEnd() {
FieldVisitor fv = cv.visitField(Opcodes.ACC_PUBLIC | Opcodes.ACC_TRANSIENT, "$lombokAST", "Ljava/lang/Object;", null, null);
fv.visitEnd();
cv.visitEnd();
}
}
}
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