List of usage examples for org.objectweb.asm MethodVisitor visitCode
public void visitCode()
From source file:com.toolazydogs.aunit.internal.ParserFactory.java
License:Apache License
private Class<P> loadClass() { final String parent = parserClass.getName().replace('.', '/'); final String name = "com/toolazydogs/aunit/asm/" + parent; ClassWriter cw = new ClassWriter(0); FieldVisitor fv;//ww w. j ava2 s.com MethodVisitor mv; cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, name, null, parent, new String[] { "com/toolazydogs/aunit/internal/ParserWrapper" }); { fv = cw.visitField(ACC_PRIVATE + ACC_FINAL, "errors", "Ljava/util/List;", "Ljava/util/List<Ljava/lang/String;>;", null); fv.visitEnd(); } { fv = cw.visitField(ACC_PRIVATE, "failOnError", "Z", null, null); fv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Lorg/antlr/runtime/TokenStream;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKESPECIAL, parent, "<init>", "(Lorg/antlr/runtime/TokenStream;)V"); mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, "java/util/ArrayList"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/util/ArrayList", "<init>", "()V"); mv.visitFieldInsn(PUTFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ICONST_1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(3, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Lorg/antlr/runtime/TokenStream;Lorg/antlr/runtime/RecognizerSharedState;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 2); mv.visitMethodInsn(INVOKESPECIAL, parent, "<init>", "(Lorg/antlr/runtime/TokenStream;Lorg/antlr/runtime/RecognizerSharedState;)V"); mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, "java/util/ArrayList"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/util/ArrayList", "<init>", "()V"); mv.visitFieldInsn(PUTFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ICONST_1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(3, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "emitErrorMessage", "(Ljava/lang/String;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEINTERFACE, "java/util/List", "add", "(Ljava/lang/Object;)Z"); mv.visitInsn(POP); mv.visitInsn(RETURN); mv.visitMaxs(2, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "getErrors", "()Ljava/util/List;", "()Ljava/util/List<Ljava/lang/String;>;", null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "errors", "Ljava/util/List;"); mv.visitInsn(ARETURN); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "isFailOnError", "()Z", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "failOnError", "Z"); mv.visitInsn(IRETURN); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "setFailOnError", "(Z)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ILOAD, 1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(2, 2); mv.visitEnd(); } cw.visitEnd(); byte[] b = cw.toByteArray(); AunitClassloader ac = new AunitClassloader(parserClass.getClassLoader()); return ac.defineClass(name.replace('/', '.'), b); }
From source file:com.toolazydogs.aunit.internal.TreeParserFactory.java
License:Apache License
private Class<T> loadClass() { final String parent = treeParserClass.getName().replace('.', '/'); final String name = "com/toolazydogs/aunit/asm/" + parent; ClassWriter cw = new ClassWriter(0); FieldVisitor fv;/*w w w . ja v a 2 s . c o m*/ MethodVisitor mv; cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, name, null, parent, new String[] { "com/toolazydogs/aunit/internal/TreeParserWrapper" }); { fv = cw.visitField(ACC_PRIVATE + ACC_FINAL, "errors", "Ljava/util/List;", "Ljava/util/List<Ljava/lang/String;>;", null); fv.visitEnd(); } { fv = cw.visitField(ACC_PRIVATE, "failOnError", "Z", null, null); fv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Lorg/antlr/runtime/tree/TreeNodeStream;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKESPECIAL, parent, "<init>", "(Lorg/antlr/runtime/tree/TreeNodeStream;)V"); mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, "java/util/ArrayList"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/util/ArrayList", "<init>", "()V"); mv.visitFieldInsn(PUTFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ICONST_1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(3, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Lorg/antlr/runtime/tree/TreeNodeStream;Lorg/antlr/runtime/RecognizerSharedState;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 2); mv.visitMethodInsn(INVOKESPECIAL, parent, "<init>", "(Lorg/antlr/runtime/tree/TreeNodeStream;Lorg/antlr/runtime/RecognizerSharedState;)V"); mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, "java/util/ArrayList"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/util/ArrayList", "<init>", "()V"); mv.visitFieldInsn(PUTFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ICONST_1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(3, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "emitErrorMessage", "(Ljava/lang/String;)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "errors", "Ljava/util/List;"); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEINTERFACE, "java/util/List", "add", "(Ljava/lang/Object;)Z"); mv.visitInsn(POP); mv.visitInsn(RETURN); mv.visitMaxs(2, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "getErrors", "()Ljava/util/List;", "()Ljava/util/List<Ljava/lang/String;>;", null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "errors", "Ljava/util/List;"); mv.visitInsn(ARETURN); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "isFailOnError", "()Z", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name, "failOnError", "Z"); mv.visitInsn(IRETURN); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "setFailOnError", "(Z)V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ILOAD, 1); mv.visitFieldInsn(PUTFIELD, name, "failOnError", "Z"); mv.visitInsn(RETURN); mv.visitMaxs(2, 2); mv.visitEnd(); } cw.visitEnd(); byte[] b = cw.toByteArray(); AunitClassloader ac = new AunitClassloader(treeParserClass.getClassLoader()); return ac.defineClass(name.replace('/', '.'), b); }
From source file:com.weibo.lodil.mmap.impl.GenerateHugeArrays.java
License:Apache License
public static byte[] dumpArrayList(final TypeModel tm) { final ClassWriter cw = new ClassWriter(0); FieldVisitor fv;/* ww w . j a va 2s. co m*/ MethodVisitor mv; final Class interfaceClass = tm.type(); final String name = interfaceClass.getName().replace('.', '/'); cw.visit( V1_5, ACC_PUBLIC + ACC_SUPER, name + "ArrayList", "L" + collections + "impl/AbstractHugeArrayList<L" + name + ";L" + name + "Allocation;L" + name + "Element;>;", collections + "impl/AbstractHugeArrayList", null); cw.visitSource(tm.type().getSimpleName() + "ArrayList.java", null); for (final FieldModel fm : tm.fields()) { if (fm instanceof Enum8FieldModel) { fv = cw.visitField(ACC_FINAL, fm.fieldName() + "FieldModel", "L" + collections + "model/Enum8FieldModel;", "L" + collections + "model/Enum8FieldModel<Ljava/lang/annotation/ElementType;>;", null); fv.visitEnd(); } else if (fm instanceof Enumerated16FieldModel) { fv = cw.visitField(ACC_FINAL, fm.fieldName() + "FieldModel", "L" + collections + "model/Enumerated16FieldModel;", "L" + collections + "model/Enumerated16FieldModel<Ljava/lang/String;>;", null); fv.visitEnd(); } } final List<FieldModel> fields = new ArrayList<FieldModel>(); { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(L" + collections + "HugeArrayBuilder;)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(35, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKESPECIAL, collections + "impl/AbstractHugeArrayList", "<init>", "(L" + collections + "HugeArrayBuilder;)V"); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(29, l1); for (final FieldModel fm : tm.fields()) { if (fm instanceof Enum8FieldModel) { mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, fm.bcModelType()); mv.visitInsn(DUP); mv.visitLdcInsn(fm.fieldName()); mv.visitIntInsn(BIPUSH, fm.fieldNumber()); mv.visitLdcInsn(Type.getType(fm.bcLFieldType())); mv.visitMethodInsn(INVOKESTATIC, fm.bcFieldType(), "values", "()[" + fm.bcLFieldType()); mv.visitMethodInsn(INVOKESPECIAL, fm.bcModelType(), "<init>", "(Ljava/lang/String;ILjava/lang/Class;[Ljava/lang/Enum;)V"); mv.visitFieldInsn(PUTFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, collections + "HugeArrayBuilder", "baseDirectory", "()Ljava/lang/String;"); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "baseDirectory", "(Ljava/lang/String;)V"); fields.add(fm); } else if (fm instanceof Enumerated16FieldModel) { mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, fm.bcModelType()); mv.visitInsn(DUP); mv.visitLdcInsn(fm.fieldName()); mv.visitIntInsn(BIPUSH, fm.fieldNumber()); mv.visitLdcInsn(Type.getType(fm.bcLFieldType())); mv.visitMethodInsn(INVOKESPECIAL, fm.bcModelType(), "<init>", "(Ljava/lang/String;ILjava/lang/Class;)V"); mv.visitFieldInsn(PUTFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, collections + "HugeArrayBuilder", "baseDirectory", "()Ljava/lang/String;"); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "baseDirectory", "(Ljava/lang/String;)V"); fields.add(fm); } } mv.visitInsn(RETURN); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l4, 0); mv.visitLocalVariable("hab", "L" + collections + "HugeArrayBuilder;", null, l0, l4, 1); mv.visitMaxs(7, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "createAllocation", "(L" + collections + "impl/MappedFileChannel;)L" + name + "Allocation;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(43, l0); mv.visitTypeInsn(NEW, name + "Allocation"); mv.visitInsn(DUP); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", "allocationSize", "I"); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKESPECIAL, name + "Allocation", "<init>", "(IL" + collections + "impl/MappedFileChannel;)V"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitLocalVariable("mfc", "L" + collections + "impl/MappedFileChannel;", null, l0, l1, 1); mv.visitMaxs(4, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "createElement", "(J)L" + name + "Element;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(48, l0); mv.visitTypeInsn(NEW, name + "Element"); mv.visitInsn(DUP); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(LLOAD, 1); mv.visitMethodInsn(INVOKESPECIAL, name + "Element", "<init>", "(L" + collections + "impl/AbstractHugeArrayList;J)V"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitLocalVariable("n", "J", null, l0, l1, 1); mv.visitMaxs(5, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "createImpl", "()L" + name + ";", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(53, l0); mv.visitTypeInsn(NEW, name + "Impl"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, name + "Impl", "<init>", "()V"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitMaxs(2, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "compactStart", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(57, l0); for (final FieldModel fm : fields) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "compactStart", "()V"); } final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(58, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l2, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "compactOnAllocation", "(L" + name + "Allocation;J)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(65, l0); for (final FieldModel fm : fields) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitVarInsn(ALOAD, 1); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_string", fm.bcLStoreType()); mv.visitVarInsn(LLOAD, 2); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "compactScan", "(" + fm.bcLStoreType() + "J)V"); } final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(66, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l2, 0); mv.visitLocalVariable("allocation", "L" + name + "Allocation;", null, l0, l2, 1); mv.visitLocalVariable("thisSize", "J", null, l0, l2, 2); mv.visitMaxs(4, 4); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "compactEnd", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(69, l0); for (final FieldModel fm : fields) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "compactEnd", "()V"); } final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(70, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l2, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "clear", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(74, l0); for (final FieldModel fm : fields) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcModelType(), "clear", "()V"); } final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLineNumber(77, l3); mv.visitInsn(RETURN); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l4, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED + ACC_BRIDGE + ACC_SYNTHETIC, "createImpl", "()Ljava/lang/Object;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(29, l0); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name + "ArrayList", "createImpl", "()L" + name + ";"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED + ACC_BRIDGE + ACC_SYNTHETIC, "createElement", "(J)L" + collections + "impl/AbstractHugeElement;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(29, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(LLOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, name + "ArrayList", "createElement", "(J)L" + name + "Element;"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitLocalVariable("x0", "J", null, l0, l1, 1); mv.visitMaxs(3, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED + ACC_BRIDGE + ACC_SYNTHETIC, "compactOnAllocation", "(L" + collections + "api/HugeAllocation;J)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(29, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitTypeInsn(CHECKCAST, name + "Allocation"); mv.visitVarInsn(LLOAD, 2); mv.visitMethodInsn(INVOKEVIRTUAL, name + "ArrayList", "compactOnAllocation", "(L" + name + "Allocation;J)V"); mv.visitInsn(RETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitLocalVariable("x0", "L" + collections + "api/HugeAllocation;", null, l0, l1, 1); mv.visitLocalVariable("x1", "J", null, l0, l1, 2); mv.visitMaxs(4, 4); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED + ACC_BRIDGE + ACC_SYNTHETIC, "createAllocation", "(L" + collections + "impl/MappedFileChannel;)L" + collections + "api/HugeAllocation;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(29, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, name + "ArrayList", "createAllocation", "(L" + collections + "impl/MappedFileChannel;)L" + name + "Allocation;"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "ArrayList;", null, l0, l1, 0); mv.visitLocalVariable("x0", "L" + collections + "impl/MappedFileChannel;", null, l0, l1, 1); mv.visitMaxs(2, 2); mv.visitEnd(); } cw.visitEnd(); final byte[] bytes = cw.toByteArray(); // ClassReader cr = new ClassReader(bytes); // cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)), 0); return bytes; }
From source file:com.weibo.lodil.mmap.impl.GenerateHugeArrays.java
License:Apache License
public static byte[] dumpAllocation(final TypeModel tm) { final ClassWriter cw = new ClassWriter(0); FieldVisitor fv;//w ww .j a v a 2s.c o m MethodVisitor mv; final Class interfaceClass = tm.type(); final String name = interfaceClass.getName().replace('.', '/'); cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, name + "Allocation", null, "java/lang/Object", new String[] { collections + "api/HugeAllocation" }); cw.visitSource(tm.type().getSimpleName() + "Allocation.java", null); for (final FieldModel fm : tm.fields()) { fv = cw.visitField(0, "m_" + fm.fieldName(), fm.bcLStoreType(), null, null); fv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(IL" + collections + "impl/MappedFileChannel;)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(46, l0); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V"); for (final FieldModel fm : tm.fields()) { mv.visitVarInsn(ALOAD, 0); if (fm instanceof ObjectFieldModel) { mv.visitLdcInsn(Type.getType(fm.bcLFieldType())); mv.visitVarInsn(ILOAD, 1); mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "newArrayOfField", "(Ljava/lang/Class;I)[Ljava/lang/Object;"); mv.visitTypeInsn(CHECKCAST, fm.bcLStoreType()); } else { mv.visitVarInsn(ILOAD, 1); mv.visitVarInsn(ALOAD, 2); mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "newArrayOfField", "(IL" + collections + "impl/MappedFileChannel;)" + fm.bcLStoreType()); } mv.visitFieldInsn(PUTFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); } mv.visitInsn(RETURN); final Label l14 = new Label(); mv.visitLabel(l14); mv.visitLocalVariable("this", "L" + name + "Allocation;", null, l0, l14, 0); mv.visitLocalVariable("allocationSize", "I", null, l0, l14, 1); mv.visitLocalVariable("mfc", "L" + collections + "impl/MappedFileChannel;", null, l0, l14, 2); mv.visitMaxs(3, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "clear", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(62, l0); for (final FieldModel fm : tm.fields()) { if (fm instanceof ObjectFieldModel) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitInsn(ACONST_NULL); mv.visitMethodInsn(INVOKESTATIC, "java/util/Arrays", "fill", "([Ljava/lang/Object;Ljava/lang/Object;)V"); } } final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(63, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "Allocation;", null, l0, l2, 0); mv.visitMaxs(2, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "destroy", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(66, l0); for (final FieldModel fm : tm.fields()) { if (!fm.isBufferStore()) { continue; } mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitTypeInsn(CHECKCAST, "java/nio/Buffer"); mv.visitMethodInsn(INVOKESTATIC, GenerateHugeArrays.class.getName().replace('.', '/'), "clean", "(Ljava/nio/Buffer;)V"); } final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLineNumber(69, l3); mv.visitInsn(RETURN); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLocalVariable("this", "L" + name + "Allocation;", null, l0, l4, 0); mv.visitLocalVariable("m", "Ljava/lang/Object;", null, l3, l4, 1); mv.visitMaxs(1, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "finalize", "()V", null, new String[] { "java/lang/Throwable" }); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(76, l0); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "finalize", "()V"); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(77, l1); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name + "Allocation", "destroy", "()V"); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLineNumber(78, l2); mv.visitInsn(RETURN); final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLocalVariable("this", "L" + name + "Allocation;", null, l0, l3, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } cw.visitEnd(); final byte[] bytes = cw.toByteArray(); // ClassReader cr = new ClassReader(bytes); // cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)), 0); return bytes; }
From source file:com.weibo.lodil.mmap.impl.GenerateHugeArrays.java
License:Apache License
public static byte[] dumpElement(final TypeModel tm) { final ClassWriter cw = new ClassWriter(0); FieldVisitor fv;// w w w . ja v a2 s .c o m MethodVisitor mv; final String name = tm.bcType(); cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, name + "Element", "L" + collections + "impl/AbstractHugeElement<L" + name + "Allocation;>;L" + name + ";Ljava/io/Externalizable;", collections + "impl/AbstractHugeElement", new String[] { name, "java/io/Externalizable" }); cw.visitSource(tm.type().getSimpleName() + "Element.java", null); { fv = cw.visitField(0, "allocation", "L" + name + "Allocation;", null, null); fv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(L" + collections + "impl/AbstractHugeArrayList;J)V", "(L" + collections + "impl/AbstractHugeArrayList<L" + name + ";L" + name + "Allocation;L" + name + "Element;>;J)V", null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(34, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(LLOAD, 2); mv.visitMethodInsn(INVOKESPECIAL, collections + "impl/AbstractHugeElement", "<init>", "(L" + collections + "impl/AbstractHugeContainer;J)V"); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(35, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "Element;", null, l0, l2, 0); mv.visitLocalVariable("list", "L" + collections + "impl/AbstractHugeArrayList;", "L" + collections + "impl/AbstractHugeArrayList<L" + name + ";L" + name + "Allocation;L" + name + "Element;>;", l0, l2, 1); mv.visitLocalVariable("n", "J", null, l0, l2, 2); mv.visitMaxs(4, 4); mv.visitEnd(); } for (final FieldModel fm : tm.fields()) { // /////// SETTER ////////// int maxLocals = 2 + fm.bcFieldSize(); mv = cw.visitMethod(ACC_PUBLIC, "set" + fm.titleFieldName(), "(" + fm.bcLFieldType() + ")V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(39, l0); int invoke = INVOKESTATIC; if (fm.virtualGetSet()) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "container", "L" + collections + "impl/AbstractHugeContainer;"); mv.visitTypeInsn(CHECKCAST, name + "ArrayList"); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); invoke = INVOKEVIRTUAL; maxLocals++; } mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "allocation", "L" + name + "Allocation;"); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "offset", "I"); mv.visitVarInsn(loadFor(fm.bcType()), 1); mv.visitMethodInsn(invoke, fm.bcModelType(), "set", "(" + fm.bcLStoreType() + "I" + fm.bcLSetType() + ")V"); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "Element;", null, l0, l2, 0); mv.visitLocalVariable("elementType", "Ljava/lang/annotation/ElementType;", null, l0, l2, 1); mv.visitMaxs(maxLocals, 1 + fm.bcFieldSize()); mv.visitEnd(); // /////// GETTER ////////// mv = cw.visitMethod(ACC_PUBLIC, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType(), null, null); mv.visitCode(); final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLineNumber(144, l3); BCType bcType = fm.bcType(); if (fm.virtualGetSet()) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "container", "L" + collections + "impl/AbstractHugeContainer;"); mv.visitTypeInsn(CHECKCAST, name + "ArrayList"); mv.visitFieldInsn(GETFIELD, name + "ArrayList", fm.fieldName() + "FieldModel", fm.bcLModelType()); bcType = BCType.Reference; } mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "allocation", "L" + name + "Allocation;"); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "offset", "I"); mv.visitMethodInsn(invoke, fm.bcModelType(), "get", "(" + fm.bcLStoreType() + "I)" + fm.bcLSetType()); if (!fm.bcLSetType().equals(fm.bcLFieldType())) { mv.visitTypeInsn(CHECKCAST, fm.bcFieldType()); } mv.visitInsn(returnFor(bcType)); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLocalVariable("this", "L" + name + "Element;", null, l3, l4, 0); mv.visitMaxs(4, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PROTECTED, "updateAllocation0", "(I)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(170, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "container", "L" + collections + "impl/AbstractHugeContainer;"); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Element", "index", "J"); mv.visitMethodInsn(INVOKEVIRTUAL, collections + "impl/AbstractHugeContainer", "getAllocation", "(J)L" + collections + "api/HugeAllocation;"); mv.visitTypeInsn(CHECKCAST, name + "Allocation"); mv.visitFieldInsn(PUTFIELD, name + "Element", "allocation", "L" + name + "Allocation;"); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(171, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "Element;", null, l0, l2, 0); mv.visitLocalVariable("allocationSize", "I", null, l0, l2, 1); mv.visitMaxs(4, 2); mv.visitEnd(); } appendToStringHashCodeEqualsCopyOf(tm, cw, name + "Element", true); cw.visitEnd(); final byte[] bytes = cw.toByteArray(); // ClassReader cr = new ClassReader(bytes); // cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)), 0); return bytes; }
From source file:com.weibo.lodil.mmap.impl.GenerateHugeArrays.java
License:Apache License
private static void appendToStringHashCodeEqualsCopyOf(final TypeModel tm, final ClassWriter cw, final String name2, final boolean hasListField) { final String name = tm.bcType(); MethodVisitor mv; {// w w w . j av a 2 s .c o m mv = cw.visitMethod(ACC_PUBLIC, "toString", "()Ljava/lang/String;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(176, l0); mv.visitTypeInsn(NEW, "java/lang/StringBuilder"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "()V"); mv.visitLdcInsn(tm.type().getSimpleName() + "{"); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;"); String sep = ""; for (final FieldModel fm : tm.fields()) { final boolean text = CharSequence.class.isAssignableFrom(tm.type()); mv.visitLdcInsn(sep + fm.fieldName() + "=" + (text ? "'" : "")); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;"); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); String appendType = "Ljava/lang/Object;"; final Class fmType = fm.type(); if (fmType.isPrimitive()) { if ((fmType == byte.class) || (fmType == short.class)) { appendType = "I"; } else { appendType = fm.bcLFieldType(); } } mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(" + appendType + ")Ljava/lang/StringBuilder;"); sep = text ? "', " : ", "; } if (sep.startsWith("'")) { mv.visitIntInsn(BIPUSH, 39); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(C)Ljava/lang/StringBuilder;"); } mv.visitIntInsn(BIPUSH, 125); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(C)Ljava/lang/StringBuilder;"); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l1, 0); mv.visitMaxs(3, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "equals", "(Ljava/lang/Object;)Z", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(194, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); final Label l1 = new Label(); mv.visitJumpInsn(IF_ACMPNE, l1); mv.visitInsn(ICONST_1); mv.visitInsn(IRETURN); mv.visitLabel(l1); mv.visitLineNumber(195, l1); mv.visitVarInsn(ALOAD, 1); final Label l2 = new Label(); mv.visitJumpInsn(IFNULL, l2); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;"); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;"); final Label l3 = new Label(); mv.visitJumpInsn(IF_ACMPEQ, l3); mv.visitLabel(l2); mv.visitInsn(ICONST_0); mv.visitInsn(IRETURN); mv.visitLabel(l3); mv.visitLineNumber(197, l3); mv.visitVarInsn(ALOAD, 1); mv.visitTypeInsn(CHECKCAST, name2); mv.visitVarInsn(ASTORE, 2); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLineNumber(199, l4); final FieldModel[] fieldModels = tm.fields().clone(); Arrays.sort(fieldModels, new Comparator<FieldModel>() { // reverse sort the preferences to optimise the public int compare(final FieldModel o1, final FieldModel o2) { return o2.equalsPreference() - o1.equalsPreference(); } }); for (final FieldModel fm : fieldModels) { // System.out.println(fm.fieldName()); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); mv.visitVarInsn(ALOAD, 2); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); final Label l5 = new Label(); if (fm.isCallsNotEquals()) { mv.visitMethodInsn(INVOKESTATIC, fm.bcLModelType(), "notEquals", "(" + fm.bcLSetType() + fm.bcLSetType() + ")Z"); mv.visitJumpInsn(IFEQ, l5); } else { mv.visitJumpInsn(IF_ICMPEQ, l5); } mv.visitInsn(ICONST_0); mv.visitInsn(IRETURN); mv.visitLabel(l5); } mv.visitInsn(ICONST_1); mv.visitInsn(IRETURN); final Label l17 = new Label(); mv.visitLabel(l17); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l17, 0); mv.visitLocalVariable("o", "Ljava/lang/Object;", null, l0, l17, 1); mv.visitLocalVariable("that", "L" + name2 + ";", null, l4, l17, 2); mv.visitMaxs(4, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "hashCode", "()I", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); int count = 0; for (final FieldModel fm : tm.fields()) { // if (count > 5) break; // System.out.println(fm.fieldName()); if (count > 0) { mv.visitIntInsn(BIPUSH, 31); mv.visitInsn(IMUL); } mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); if (fm.isCallsHashCode()) { mv.visitMethodInsn(INVOKESTATIC, fm.bcLModelType(), "hashCode", "(" + fm.bcLSetType() + ")I"); } if (count > 0) { mv.visitInsn(IADD); } count++; } mv.visitInsn(IRETURN); final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l3, 0); mv.visitMaxs(6, 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "copyOf", "(L" + name + ";)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(240, l0); boolean copySimpleValues = false; for (final FieldModel fm : tm.fields()) { if (!fm.copySimpleValue() || !hasListField) { // if (true) { mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEINTERFACE, name, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "set" + fm.titleFieldName(), "(" + fm.bcLFieldType() + ")V"); } else { copySimpleValues = true; } } final Label l4 = new Label(); final Label l6 = new Label(); if (copySimpleValues) { final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLineNumber(243, l3); mv.visitVarInsn(ALOAD, 1); mv.visitTypeInsn(INSTANCEOF, name2); mv.visitJumpInsn(IFEQ, l4); final Label l5 = new Label(); mv.visitLabel(l5); mv.visitLineNumber(238, l5); mv.visitVarInsn(ALOAD, 1); mv.visitTypeInsn(CHECKCAST, name2); mv.visitVarInsn(ASTORE, 2); mv.visitLabel(l6); mv.visitLineNumber(239, l6); mv.visitVarInsn(ALOAD, 2); mv.visitFieldInsn(GETFIELD, name2, "container", "L" + collections + "impl/AbstractHugeContainer;"); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name2, "container", "L" + collections + "impl/AbstractHugeContainer;"); mv.visitJumpInsn(IF_ACMPNE, l4); for (final FieldModel fm : tm.fields()) { if (fm.copySimpleValue()) { mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name2, "allocation", "L" + name + "Allocation;"); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name2, "offset", "I"); mv.visitVarInsn(ALOAD, 2); mv.visitFieldInsn(GETFIELD, name2, "allocation", "L" + name + "Allocation;"); mv.visitFieldInsn(GETFIELD, name + "Allocation", "m_" + fm.fieldName(), fm.bcLStoreType()); mv.visitVarInsn(ALOAD, 2); mv.visitFieldInsn(GETFIELD, name2, "offset", "I"); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcStoreType(), "get", "(I)" + fm.bcLStoredType()); mv.visitMethodInsn(INVOKEVIRTUAL, fm.bcStoreType(), "put", "(I" + fm.bcLStoredType() + ")" + fm.bcLStoreType()); mv.visitInsn(POP); } } } final Label l16 = new Label(); mv.visitLabel(l16); mv.visitLineNumber(238, l16); final Label l17 = new Label(); mv.visitJumpInsn(GOTO, l17); mv.visitLabel(l4); mv.visitLineNumber(241, l4); for (final FieldModel fm : tm.fields()) { if (fm.copySimpleValue()) { mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitMethodInsn(INVOKEINTERFACE, name, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "set" + fm.titleFieldName(), "(" + fm.bcLFieldType() + ")V"); } } mv.visitLabel(l17); mv.visitLineNumber(251, l17); mv.visitInsn(RETURN); final Label l27 = new Label(); mv.visitLabel(l27); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l27, 0); mv.visitLocalVariable("t", "L" + name + ";", null, l0, l27, 1); if (copySimpleValues) { mv.visitLocalVariable("mte", "L" + name + "Element;", null, l6, l4, 2); } mv.visitMaxs(4, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC + ACC_BRIDGE + ACC_SYNTHETIC, "copyOf", "(Ljava/lang/Object;)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(275, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); mv.visitTypeInsn(CHECKCAST, name); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "copyOf", "(L" + name + ";)V"); mv.visitInsn(RETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l1, 0); mv.visitLocalVariable("x0", "Ljava/lang/Object;", null, l0, l1, 1); mv.visitMaxs(2, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "writeExternal", "(Ljava/io/ObjectOutput;)V", null, new String[] { "java/io/IOException" }); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(185, l0); for (final FieldModel fm : tm.fields()) { mv.visitVarInsn(ALOAD, 1); if (fm.bcLSetType().equals(fm.bcLFieldType())) { mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "write", "(Ljava/io/ObjectOutput;" + fm.bcLSetType() + ")V"); } else { mv.visitLdcInsn(Type.getType(fm.bcLFieldType())); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, name2, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType()); mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "write", "(Ljava/io/ObjectOutput;Ljava/lang/Class;" + fm.bcLSetType() + ")V"); } } final Label l13 = new Label(); mv.visitLabel(l13); mv.visitLineNumber(288, l13); mv.visitInsn(RETURN); final Label l14 = new Label(); mv.visitLabel(l14); mv.visitLocalVariable("this", "L" + name2 + ';', null, l0, l14, 0); mv.visitLocalVariable("out", "Ljava/io/ObjectOutput;", null, l0, l14, 1); mv.visitMaxs(4, 2); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "readExternal", "(Ljava/io/ObjectInput;)V", null, new String[] { "java/io/IOException", "java/lang/ClassNotFoundException" }); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(287, l0); for (final FieldModel fm : tm.fields()) { mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(ALOAD, 1); if (fm.bcLSetType().equals(fm.bcLFieldType())) { mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "read", "(Ljava/io/ObjectInput;)" + fm.bcLSetType()); } else { mv.visitLdcInsn(Type.getType(fm.bcLFieldType())); mv.visitMethodInsn(INVOKESTATIC, fm.bcModelType(), "read", "(Ljava/io/ObjectInput;Ljava/lang/Class;)" + fm.bcLSetType()); mv.visitTypeInsn(CHECKCAST, fm.bcFieldType()); } mv.visitMethodInsn(INVOKEVIRTUAL, name2, "set" + fm.titleFieldName(), "(" + fm.bcLFieldType() + ")V"); } final Label l13 = new Label(); mv.visitLabel(l13); mv.visitLineNumber(305, l13); mv.visitInsn(RETURN); final Label l14 = new Label(); mv.visitLabel(l14); mv.visitLocalVariable("this", "L" + name2 + ";", null, l0, l14, 0); mv.visitLocalVariable("in", "Ljava/io/ObjectInput;", null, l0, l14, 1); mv.visitMaxs(3, 2); mv.visitEnd(); } }
From source file:com.weibo.lodil.mmap.impl.GenerateHugeArrays.java
License:Apache License
public static byte[] dumpImpl(final TypeModel tm) { final ClassWriter cw = new ClassWriter(0); FieldVisitor fv;//from w w w. j a v a 2 s . com MethodVisitor mv; final String name = tm.bcType(); cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, name + "Impl", "Ljava/lang/Object;L" + name + ";L" + collections + "api/HugeElement<L" + name + ";>;Ljava/io/Externalizable;", "java/lang/Object", new String[] { name, collections + "api/HugeElement", "java/io/Externalizable" }); cw.visitSource(tm.getClass().getSimpleName() + "Impl.java", null); for (final FieldModel fm : tm.fields()) { fv = cw.visitField(ACC_PRIVATE, "m_" + fm.fieldName(), fm.bcLFieldType(), null, null); fv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(30, l0); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V"); mv.visitInsn(RETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l0, l1, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } for (final FieldModel fm : tm.fields()) { mv = cw.visitMethod(ACC_PUBLIC, "set" + fm.titleFieldName(), "(" + fm.bcLFieldType() + ")V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(47, l0); mv.visitVarInsn(ALOAD, 0); mv.visitVarInsn(loadFor(fm.bcType()), 1); mv.visitFieldInsn(PUTFIELD, name + "Impl", "m_" + fm.fieldName(), fm.bcLFieldType()); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLineNumber(48, l1); mv.visitInsn(RETURN); final Label l2 = new Label(); mv.visitLabel(l2); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l0, l2, 0); mv.visitLocalVariable("b", fm.bcLFieldType(), null, l0, l2, 1); mv.visitMaxs(1 + fm.bcFieldSize(), 1 + fm.bcFieldSize()); mv.visitEnd(); mv = cw.visitMethod(ACC_PUBLIC, "get" + fm.titleFieldName(), "()" + fm.bcLFieldType(), null, null); mv.visitCode(); final Label l3 = new Label(); mv.visitLabel(l3); mv.visitLineNumber(45, l3); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, name + "Impl", "m_" + fm.fieldName(), fm.bcLFieldType()); mv.visitInsn(returnFor(fm.bcType())); final Label l4 = new Label(); mv.visitLabel(l4); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l3, l4, 0); mv.visitMaxs(1 + fm.bcFieldSize(), 1); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "index", "(J)V", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(175, l0); mv.visitTypeInsn(NEW, "java/lang/UnsupportedOperationException"); mv.visitInsn(DUP); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/UnsupportedOperationException", "<init>", "()V"); mv.visitInsn(ATHROW); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l0, l1, 0); mv.visitLocalVariable("n", "J", null, l0, l1, 1); mv.visitMaxs(2, 3); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC, "index", "()J", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(180, l0); mv.visitInsn(LCONST_0); mv.visitInsn(LRETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l0, l1, 0); mv.visitMaxs(2, 1); mv.visitEnd(); } appendToStringHashCodeEqualsCopyOf(tm, cw, name + "Impl", false); { mv = cw.visitMethod(ACC_PUBLIC, "hugeElementType", "()L" + collections + "api/HugeElementType;", null, null); mv.visitCode(); final Label l0 = new Label(); mv.visitLabel(l0); mv.visitLineNumber(236, l0); mv.visitFieldInsn(GETSTATIC, collections + "api/HugeElementType", "BeanImpl", "L" + collections + "api/HugeElementType;"); mv.visitInsn(ARETURN); final Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + name + "Impl;", null, l0, l1, 0); mv.visitMaxs(1, 1); mv.visitEnd(); } cw.visitEnd(); final byte[] bytes = cw.toByteArray(); // ClassReader cr = new ClassReader(bytes); // cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)), 0); return bytes; }
From source file:com.yahoo.yqlplus.engine.internal.compiler.ConstructorGenerator.java
private MethodVisitor createMethod(ClassVisitor cw) { MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", createMethodDescriptor(), null, null); generateAnnotations(mv);//w w w. j a va2s . co m mv.visitCode(); return mv; }
From source file:com.yahoo.yqlplus.engine.internal.compiler.MethodGenerator.java
private MethodVisitor createMethod(ClassVisitor cw) { final String methodDescriptor = createMethodDescriptor(); MethodVisitor visitor = cw.visitMethod(modifiers, name, methodDescriptor, null, null); generateAnnotations(visitor);//from w ww. j a va 2s. c om visitor.visitCode(); return visitor; }
From source file:de.chimos.property.compiler.passtwo.javafx.PassTwoJFXClassVisitor.java
License:Open Source License
protected void generatePropertyMethod(PropertyInfo property) { MethodVisitor mv = cv.visitMethod(property.writeAccessLevel + ACC_FINAL, property.propertyMethodName, "()" + property.propertyInterfaceSignature, property.propertyInterfaceSignatureGeneric != null ? "()" + property.propertyInterfaceSignatureGeneric : null,//from ww w .ja v a 2s .c om null); { AnnotationVisitor av0 = mv.visitAnnotation("L" + Property.class.getName().replace('.', '/') + ";", true); av0.visit("writeable", Boolean.TRUE); av0.visit("name", property.propertyName); av0.visit("dataSignature", property.dataSignature); av0.visit("dataSignatureGeneric", property.dataSignatureGeneric != null ? property.dataSignatureGeneric : ""); av0.visit("humanReadableName", property.humanReadablePropertyName != null ? property.humanReadablePropertyName : ""); av0.visitEnd(); } mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, className, property.propertyFieldName, property.propertyDataSignature); Label l1 = new Label(); mv.visitJumpInsn(IFNONNULL, l1); Label l2 = new Label(); mv.visitLabel(l2); mv.visitVarInsn(ALOAD, 0); mv.visitTypeInsn(NEW, property.propertyDataType); mv.visitInsn(DUP); mv.visitVarInsn(ALOAD, 0); mv.visitLdcInsn(property.propertyName); mv.visitMethodInsn(INVOKESPECIAL, property.propertyDataType, "<init>", "(Ljava/lang/Object;Ljava/lang/String;)V"); mv.visitFieldInsn(PUTFIELD, className, property.propertyFieldName, property.propertyDataSignature); mv.visitLabel(l1); mv.visitFrame(F_SAME, 0, null, 0, null); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, className, property.propertyFieldName, property.propertyDataSignature); mv.visitTypeInsn(CHECKCAST, property.propertyInterfaceType); mv.visitInsn(ARETURN); Label l3 = new Label(); mv.visitLabel(l3); mv.visitLocalVariable("this", "L" + className + ";", null, l0, l3, 0); mv.visitMaxs(5, 1); mv.visitEnd(); }