List of usage examples for org.objectweb.asm Opcodes ACC_FINAL
int ACC_FINAL
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From source file:lucee.transformer.bytecode.util.ASMUtil.java
License:Open Source License
public static byte[] createPojo(String className, ASMProperty[] properties, Class parent, Class[] interfaces, String srcName) throws PageException { className = className.replace('.', '/'); className = className.replace('\\', '/'); className = ListUtil.trim(className, "/"); String[] inter = null;//from ww w . j av a 2 s .com if (interfaces != null) { inter = new String[interfaces.length]; for (int i = 0; i < inter.length; i++) { inter[i] = interfaces[i].getName().replace('.', '/'); } } // CREATE CLASS ClassWriter cw = ASMUtil.getClassWriter(); cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC, className, null, parent.getName().replace('.', '/'), inter); String md5; try { md5 = createMD5(properties); } catch (Throwable t) { md5 = ""; t.printStackTrace(); } FieldVisitor fv = cw.visitField(Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_STATIC, "_md5_", "Ljava/lang/String;", null, md5); fv.visitEnd(); // Constructor GeneratorAdapter adapter = new GeneratorAdapter(Opcodes.ACC_PUBLIC, CONSTRUCTOR_OBJECT, null, null, cw); adapter.loadThis(); adapter.invokeConstructor(toType(parent, true), CONSTRUCTOR_OBJECT); adapter.returnValue(); adapter.endMethod(); // properties for (int i = 0; i < properties.length; i++) { createProperty(cw, className, properties[i]); } // complexType src if (!StringUtil.isEmpty(srcName)) { GeneratorAdapter _adapter = new GeneratorAdapter( Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_STATIC, _SRC_NAME, null, null, cw); _adapter.push(srcName); _adapter.returnValue(); _adapter.endMethod(); } cw.visitEnd(); return cw.toByteArray(); }
From source file:lucee.transformer.bytecode.util.JavaProxyFactory.java
License:Open Source License
private static void _createMethod(ClassWriter cw, Map<String, Class> mDone, Method src, String className) throws IOException { Class<?>[] classArgs = src.getParameterTypes(); Class<?> classRtn = src.getReturnType(); String str = src.getName() + "(" + Reflector.getDspMethods(classArgs) + ")"; Class rtnClass = mDone.get(str); if (rtnClass != null) { if (rtnClass != classRtn) throw new IOException("there is a conflict with method [" + str + "], this method is declared more than once with different return types."); return;// w w w .j a va2 s . c o m } mDone.put(str, classRtn); Type[] typeArgs = ASMUtil.toTypes(classArgs); Type typeRtn = Type.getType(classRtn); org.objectweb.asm.commons.Method method = new org.objectweb.asm.commons.Method(src.getName(), typeRtn, typeArgs); GeneratorAdapter adapter = new GeneratorAdapter(Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL, method, null, null, cw); //BytecodeContext bc = new BytecodeContext(statConstr,constr,null,null,keys,cw,className,adapter,method,writeLog); Label start = adapter.newLabel(); adapter.visitLabel(start); //JavaProxy.call(cfc,"add",new Object[]{arg0}) // config adapter.visitVarInsn(Opcodes.ALOAD, 0); adapter.visitFieldInsn(Opcodes.GETFIELD, className, "config", CONFIG_WEB_NAME); // cfc adapter.visitVarInsn(Opcodes.ALOAD, 0); adapter.visitFieldInsn(Opcodes.GETFIELD, className, "cfc", COMPONENT_NAME); // name adapter.push(src.getName()); // arguments ArrayVisitor av = new ArrayVisitor(); av.visitBegin(adapter, Types.OBJECT, typeArgs.length); for (int y = 0; y < typeArgs.length; y++) { av.visitBeginItem(adapter, y); adapter.loadArg(y); if (classArgs[y] == boolean.class) adapter.invokeStatic(JAVA_PROXY, _BOOLEAN); else if (classArgs[y] == byte.class) adapter.invokeStatic(JAVA_PROXY, _BYTE); else if (classArgs[y] == char.class) adapter.invokeStatic(JAVA_PROXY, _CHAR); else if (classArgs[y] == double.class) adapter.invokeStatic(JAVA_PROXY, _DOUBLE); else if (classArgs[y] == float.class) adapter.invokeStatic(JAVA_PROXY, _FLOAT); else if (classArgs[y] == int.class) adapter.invokeStatic(JAVA_PROXY, _INT); else if (classArgs[y] == long.class) adapter.invokeStatic(JAVA_PROXY, _LONG); else if (classArgs[y] == short.class) adapter.invokeStatic(JAVA_PROXY, _SHORT); else { adapter.invokeStatic(JAVA_PROXY, _OBJECT); } av.visitEndItem(adapter); } av.visitEnd(); adapter.invokeStatic(JAVA_PROXY, CALL); //JavaProxy.to...(...); int rtn = Opcodes.IRETURN; if (classRtn == boolean.class) adapter.invokeStatic(JAVA_PROXY, TO_BOOLEAN); else if (classRtn == byte.class) adapter.invokeStatic(JAVA_PROXY, TO_BYTE); else if (classRtn == char.class) adapter.invokeStatic(JAVA_PROXY, TO_CHAR); else if (classRtn == double.class) { rtn = Opcodes.DRETURN; adapter.invokeStatic(JAVA_PROXY, TO_DOUBLE); } else if (classRtn == float.class) { rtn = Opcodes.FRETURN; adapter.invokeStatic(JAVA_PROXY, TO_FLOAT); } else if (classRtn == int.class) adapter.invokeStatic(JAVA_PROXY, TO_INT); else if (classRtn == long.class) { rtn = Opcodes.LRETURN; adapter.invokeStatic(JAVA_PROXY, TO_LONG); } else if (classRtn == short.class) adapter.invokeStatic(JAVA_PROXY, TO_SHORT); else if (classRtn == void.class) { rtn = Opcodes.RETURN; adapter.pop(); } else { rtn = Opcodes.ARETURN; adapter.checkCast(typeRtn); } /*mv = cw.visitMethod(ACC_PUBLIC, "add", "(Ljava/lang/Object;)Z", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(20, l0); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, "Test", "cfc", "Ljava/lang/Object;"); mv.visitLdcInsn("add"); mv.visitInsn(ICONST_1); mv.visitTypeInsn(ANEWARRAY, "java/lang/Object"); mv.visitInsn(DUP); mv.visitInsn(ICONST_0); mv.visitVarInsn(ALOAD, 1); mv.visitInsn(AASTORE); mv.visitMethodInsn(INVOKESTATIC, "JavaProxy", "call", "(Ljava/lang/Object;Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/Object;"); mv.visitMethodInsn(INVOKESTATIC, "JavaProxy", "toBoolean", "(Ljava/lang/Object;)Z"); mv.visitInsn(IRETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "LTest;", null, l0, l1, 0); mv.visitLocalVariable("arg0", "Ljava/lang/Object;", null, l0, l1, 1); mv.visitMaxs(6, 2); mv.visitEnd();*/ adapter.visitInsn(rtn); adapter.endMethod(); }
From source file:net.sf.clirr.core.internal.asm.AsmField.java
License:Open Source License
public boolean isFinal() { return checkFlag(Opcodes.ACC_FINAL); }
From source file:net.sourceforge.cobertura.instrument.ClassInstrumenter.java
License:Open Source License
public void visitEnd() { if (instrument) { FieldVisitor visitor = super.visitField(Opcodes.ACC_PRIVATE & Opcodes.ACC_STATIC & Opcodes.ACC_FINAL, HAS_BEEN_INSTRUMENTED_FIELD_NAME, Type.BOOLEAN_TYPE.toString(), null, true); visitor.visitEnd();// w w w .ja va2 s .c o m } if (instrument && classData.getNumberOfValidLines() == 0) logger.warning("No line number information found for class " + this.myName + ". Perhaps you need to compile with debug=true?"); }
From source file:net.sourceforge.cobertura.instrument.pass3.AtomicArrayCodeProvider.java
License:GNU General Public License
public void generateCountersField(ClassVisitor cv) { FieldVisitor fv = cv.visitField(//from www . ja v a 2 s. co m Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_FINAL | Opcodes.ACC_TRANSIENT, COBERTURA_COUNTERS_FIELD_NAME, COBERTURA_COUNTERS_FIELD_TYPE, null, null); fv.visitEnd(); }
From source file:net.sourceforge.cobertura.instrument.pass3.FastArrayCodeProvider.java
License:GNU General Public License
public void generateCountersField(ClassVisitor cv) { /*final tooks 270ms, no-modifier 310ms, volatile 500ms*/ FieldVisitor fv = cv.visitField(/*ww w . j a v a 2 s.co m*/ Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_FINAL | Opcodes.ACC_TRANSIENT, COBERTURA_COUNTERS_FIELD_NAME, COBERTURA_COUNTERS_FIELD_TYPE, null, null); fv.visitEnd(); }
From source file:net.sourceforge.cobertura.instrument.pass3.TestUnitCodeProvider.java
License:GNU General Public License
/** * Generates://from ww w .j av a 2s.co m * public static final transient Map __cobertura_counters; */ public void generateCountersField(ClassVisitor cv) { FieldVisitor fv = cv.visitField( Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_FINAL | Opcodes.ACC_TRANSIENT, COBERTURA_COUNTERS_FIELD_NAME, COBERTURA_COUNTERS_FIELD_TYPE, null, null); fv.visitEnd(); }
From source file:net.yrom.tools.WriteStyleablesProcessor.java
License:Apache License
@Override public void proceed() { ClassWriter writer = new ClassWriter(ClassWriter.COMPUTE_MAXS); writer.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC | Opcodes.ACC_SYNTHETIC | Opcodes.ACC_SUPER, RSymbols.R_STYLEABLES_CLASS_NAME, null, "java/lang/Object", null); for (String name : symbols.getStyleables().keySet()) { writer.visitField(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC | Opcodes.ACC_FINAL, name, "[I", null, null); }/*from w ww . j a v a 2 s .co m*/ writeClinit(writer); writer.visitEnd(); byte[] bytes = writer.toByteArray(); try { if (!dir.isDirectory() && !dir.mkdirs()) { throw new RuntimeException("Cannot mkdir " + dir); } Files.write(dir.toPath().resolve(RSymbols.R_STYLEABLES_CLASS_NAME + ".class"), bytes); } catch (IOException e) { throw new UncheckedIOException(e); } }
From source file:org.actorsguildframework.internal.codegenerator.ActorProxyCreator.java
License:Apache License
/** * Create or get a MessageCaller implementation for the given method. * @param ownerClass the class that owns the message * @param method the method to invoke/*w w w.j ava 2 s.c o m*/ * @return the message caller * @throws NoSuchMethodException * @throws SecurityException */ @SuppressWarnings("unchecked") public static Class<MessageCaller<?>> createMessageCaller(Class<?> ownerClass, Method method) throws SecurityException, NoSuchMethodException { String className = String.format("%s_%s_%d__MESSAGECALLER", ownerClass.getName(), method.getName(), getMethodNumber(method)); String classNameInternal = className.replace('.', '/'); java.lang.reflect.Type fullReturnType = method.getGenericReturnType(); if ((!(fullReturnType instanceof ParameterizedType)) && AsyncResult.class.isAssignableFrom(((Class) ((ParameterizedType) fullReturnType).getRawType()))) throw new RuntimeException("Something's wrong here: should not be called for such a method"); String returnSignature = GenericTypeHelper .getSignature(((ParameterizedType) fullReturnType).getActualTypeArguments()[0]); ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES); MethodVisitor mv; cw.visit(codeVersion, Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_SUPER + Opcodes.ACC_SYNTHETIC, classNameInternal, "L" + classNameInternal + "<" + returnSignature + ">;", "org/actorsguildframework/internal/MessageCaller", null); cw.visitSource(null, null); { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "org/actorsguildframework/internal/MessageCaller", "<init>", "()V"); mv.visitInsn(Opcodes.RETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + classNameInternal + ";", null, l0, l1, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "invoke", "(Lorg/actorsguildframework/Actor;[Ljava/lang/Object;)Lorg/actorsguildframework/AsyncResult;", "(Lorg/actorsguildframework/Actor;[Ljava/lang/Object;)Lorg/actorsguildframework/AsyncResult<" + returnSignature + ">;", null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitTypeInsn(Opcodes.CHECKCAST, Type.getInternalName(method.getDeclaringClass()) + "__ACTORPROXY"); int idx = 0; for (Class<?> t : method.getParameterTypes()) { mv.visitVarInsn(Opcodes.ALOAD, 2); mv.visitIntInsn(Opcodes.BIPUSH, idx); mv.visitInsn(Opcodes.AALOAD); if (t.isPrimitive()) { String wrapperDescr = GenerationUtils.getWrapperInternalName(t); mv.visitTypeInsn(Opcodes.CHECKCAST, wrapperDescr); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, wrapperDescr, t.getName() + "Value", "()" + Type.getDescriptor(t)); } else { if (isArgumentFreezingRequired(method, idx, t)) { mv.visitTypeInsn(Opcodes.CHECKCAST, Type.getInternalName(SerializableFreezer.class)); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, Type.getInternalName(SerializableFreezer.class), "get", Type.getMethodDescriptor(SerializableFreezer.class.getMethod("get"))); } if (!t.equals(Object.class)) mv.visitTypeInsn(Opcodes.CHECKCAST, Type.getInternalName(t)); } idx++; } mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, Type.getInternalName(method.getDeclaringClass()) + "__ACTORPROXY", String.format(SUPER_CALLER_NAME_FORMAT, method.getName()), Type.getMethodDescriptor(method)); mv.visitInsn(Opcodes.ARETURN); Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + classNameInternal + ";", null, l0, l2, 0); mv.visitLocalVariable("instance", "Lorg/actorsguildframework/Actor;", null, l0, l2, 1); mv.visitLocalVariable("arguments", "[Ljava/lang/Object;", null, l0, l2, 2); mv.visitMaxs(0, 0); mv.visitEnd(); } { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getMessageName", "()Ljava/lang/String;", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitLdcInsn(method.getName()); mv.visitInsn(Opcodes.ARETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + classNameInternal + ";", null, l0, l1, 0); mv.visitMaxs(0, 0); mv.visitEnd(); } cw.visitEnd(); return (Class<MessageCaller<?>>) GenerationUtils.loadClass(className, cw.toByteArray()); }
From source file:org.actorsguildframework.internal.codegenerator.ActorProxyCreator.java
License:Apache License
/** * Creates and loads the actor's proxy class. * @param actorClass the Actor class/*ww w. j a v a 2 s . c o m*/ * @param acd the actor's class descriptor * @throws ConfigurationException if the agent is not configured correctly */ @SuppressWarnings("unchecked") private static Class<?> generateProxyClass(Class<?> actorClass, final ActorClassDescriptor acd) throws NoSuchMethodException { BeanClassDescriptor bcd = acd.getBeanClassDescriptor(); String className = String.format("%s__ACTORPROXY", actorClass.getName()); final String classNameInternal = className.replace('.', '/'); String classNameDescriptor = "L" + classNameInternal + ";"; final Type actorState = Type .getType(acd.getConcurrencyModel().isMultiThreadingCapable() ? MultiThreadedActorState.class : SingleThreadedActorState.class); ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES); MethodVisitor mv; cw.visit(codeVersion, Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_SUPER + Opcodes.ACC_SYNTHETIC, classNameInternal, null, Type.getInternalName(actorClass), new String[] { "org/actorsguildframework/internal/ActorProxy" }); cw.visitSource(null, null); { for (int i = 0; i < acd.getMessageCount(); i++) cw.visitField(Opcodes.ACC_PRIVATE + Opcodes.ACC_FINAL + Opcodes.ACC_STATIC, String.format(MESSAGE_CALLER_NAME_FORMAT, i), "Lorg/actorsguildframework/internal/MessageCaller;", "Lorg/actorsguildframework/internal/MessageCaller<*>;", null).visitEnd(); cw.visitField(Opcodes.ACC_PRIVATE + Opcodes.ACC_FINAL, "actorState__ACTORPROXY", actorState.getDescriptor(), null, null).visitEnd(); } BeanCreator.writePropFields(bcd, cw); { mv = cw.visitMethod(Opcodes.ACC_STATIC, "<clinit>", "()V", null, null); mv.visitCode(); for (int i = 0; i < acd.getMessageCount(); i++) { Class<?> caller = createMessageCaller(acd.getMessage(i).getOwnerClass(), acd.getMessage(i).getMethod()); String mcName = Type.getInternalName(caller); mv.visitTypeInsn(Opcodes.NEW, mcName); mv.visitInsn(Opcodes.DUP); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, mcName, "<init>", "()V"); mv.visitFieldInsn(Opcodes.PUTSTATIC, classNameInternal, String.format(MESSAGE_CALLER_NAME_FORMAT, i), "Lorg/actorsguildframework/internal/MessageCaller;"); } mv.visitInsn(Opcodes.RETURN); mv.visitMaxs(0, 0); mv.visitEnd(); } BeanCreator.writeConstructor(actorClass, bcd, classNameInternal, cw, new BeanCreator.SnippetWriter() { @Override public void write(MethodVisitor mv) { mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitTypeInsn(Opcodes.NEW, actorState.getInternalName()); mv.visitInsn(Opcodes.DUP); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, actorState.getInternalName(), "<init>", "(Lorg/actorsguildframework/internal/Controller;Lorg/actorsguildframework/Actor;)V"); mv.visitFieldInsn(Opcodes.PUTFIELD, classNameInternal, "actorState__ACTORPROXY", actorState.getDescriptor()); } }); BeanCreator.writePropAccessors(bcd, classNameInternal, cw); { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getState__ACTORPROXYMETHOD", "()Lorg/actorsguildframework/internal/ActorState;", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitFieldInsn(Opcodes.GETFIELD, classNameInternal, "actorState__ACTORPROXY", actorState.getDescriptor()); mv.visitInsn(Opcodes.ARETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", classNameDescriptor, null, l0, l1, 0); mv.visitMaxs(0, 0); mv.visitEnd(); } for (int i = 0; i < acd.getMessageCount(); i++) { MessageImplDescriptor mid = acd.getMessage(i); Method method = mid.getMethod(); String simpleDescriptor = Type.getMethodDescriptor(method); String genericSignature = GenericTypeHelper.getSignature(method); writeProxyMethod(classNameInternal, classNameDescriptor, cw, i, actorState, acd.getConcurrencyModel(), mid, method, simpleDescriptor, genericSignature); writeSuperProxyMethod(actorClass, classNameDescriptor, cw, method, simpleDescriptor, genericSignature, !acd.getConcurrencyModel().isMultiThreadingCapable()); } { mv = cw.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_SYNCHRONIZED, "toString", "()Ljava/lang/String;", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "toString", "()Ljava/lang/String;"); mv.visitInsn(Opcodes.ARETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", classNameDescriptor, null, l0, l1, 0); mv.visitMaxs(0, 0); mv.visitEnd(); } cw.visitEnd(); try { return (Class<? extends ActorProxy>) GenerationUtils.loadClass(className, cw.toByteArray()); } catch (Exception e) { throw new ConfigurationException("Failure loading ActorProxy", e); } }