use of org.apache.xbean.asm6.ClassWriter.COMPUTE_FRAMES in project component-runtime by Talend.
the class PluginGenerator method createProcessor.
private byte[] createProcessor(final JarOutputStream outputStream, final String packageName) throws IOException {
final String className = packageName + "/AProcessor.class";
outputStream.putNextEntry(new ZipEntry(className));
final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
final AnnotationVisitor processorAnnotation = writer.visitAnnotation(Type.getDescriptor(Processor.class), true);
processorAnnotation.visit("family", "comp");
processorAnnotation.visit("name", "proc");
processorAnnotation.visitEnd();
writer.visit(V1_8, ACC_PUBLIC + ACC_SUPER, className.substring(0, className.length() - ".class".length()), null, Type.getInternalName(Object.class), new String[] { Serializable.class.getName().replace(".", "/") });
writer.visitSource(className.replace(".class", ".java"), null);
addConstructor(writer);
// generate a processor
final MethodVisitor emitMethod = writer.visitMethod(ACC_PUBLIC, "emit", "(L" + packageName + "/AModel;)L" + packageName + "/AModel;", null, new String[0]);
emitMethod.visitAnnotation(Type.getDescriptor(ElementListener.class), true).visitEnd();
emitMethod.visitCode();
emitMethod.visitTypeInsn(NEW, packageName + "/AModel");
emitMethod.visitInsn(DUP);
emitMethod.visitMethodInsn(INVOKESPECIAL, packageName + "/AModel", "<init>", "()V", false);
emitMethod.visitInsn(ARETURN);
emitMethod.visitInsn(ARETURN);
emitMethod.visitMaxs(1, 1);
emitMethod.visitEnd();
writer.visitEnd();
return writer.toByteArray();
}
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