Example usage for org.objectweb.asm MethodVisitor visitMaxs

List of usage examples for org.objectweb.asm MethodVisitor visitMaxs

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Introduction

In this page you can find the example usage for org.objectweb.asm MethodVisitor visitMaxs.

Prototype

public void visitMaxs(final int maxStack, final int maxLocals)

Source Link

Document

Visits the maximum stack size and the maximum number of local variables of the method.

Usage

From source file:com.google.gwtorm.nosql.IndexFunctionGen.java

License:Apache License

private void implementEncode() throws OrmException {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "encode",
            Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] { indexKeyBuilder, object }), null, null);
    mv.visitCode();//from   www. j  a v a2s  .com
    final EncodeCGS cgs = new EncodeCGS(mv);
    cgs.setEntityType(pojoType);

    mv.visitVarInsn(ALOAD, 2);
    mv.visitTypeInsn(CHECKCAST, pojoType.getInternalName());
    mv.visitVarInsn(ASTORE, 2);

    encodeFields(myFields, mv, cgs);

    mv.visitInsn(RETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.protobuf.CodecGen.java

License:Apache License

private void implementSizeof() throws OrmException {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "sizeof",
            Type.getMethodDescriptor(Type.INT_TYPE, new Type[] { object }), null, new String[] {});
    mv.visitCode();/*  w  w w . j a v a2s . c o  m*/
    final SizeofCGS cgs = new SizeofCGS(mv);
    cgs.setEntityType(pojoType);

    mv.visitVarInsn(ALOAD, 1);
    mv.visitTypeInsn(CHECKCAST, pojoType.getInternalName());
    mv.visitVarInsn(ASTORE, 1);

    cgs.push(0);
    mv.visitVarInsn(ISTORE, cgs.sizeVar);
    sizeofMessage(myFields, mv, cgs);

    mv.visitVarInsn(ILOAD, cgs.sizeVar);
    mv.visitInsn(IRETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.protobuf.CodecGen.java

License:Apache License

private void implementEncode() throws OrmException {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "encode",
            Type.getMethodDescriptor(byteString, new Type[] { object }), null, new String[] {});
    mv.visitCode();/*from  ww  w .j  a va2 s  .co  m*/
    final EncodeCGS cgs = new EncodeCGS(mv);
    cgs.setEntityType(pojoType);

    mv.visitVarInsn(ALOAD, 1);
    mv.visitTypeInsn(CHECKCAST, pojoType.getInternalName());
    mv.visitVarInsn(ASTORE, 1);

    encodeMessage(myFields, mv, cgs);

    mv.visitInsn(ARETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.protobuf.CodecGen.java

License:Apache License

private void implementDecode() throws OrmException {
    final Type retType = object;
    final MethodVisitor mv = cw.visitMethod(ACC_PROTECTED, "decode",
            Type.getMethodDescriptor(retType, new Type[] { codedInputStream }), null, new String[] {});
    mv.visitCode();/*from www  .ja va2 s  . c  om*/
    final DecodeCGS cgs = new DecodeCGS(mv);

    cgs.setEntityType(pojoType);

    mv.visitTypeInsn(NEW, pojoType.getInternalName());
    mv.visitInsn(DUP);
    mv.visitMethodInsn(INVOKESPECIAL, pojoType.getInternalName(), "<init>",
            Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] {}));
    mv.visitVarInsn(ASTORE, cgs.objVar);

    final int tagVar = cgs.newLocal();
    decodeMessage(myFields, mv, cgs);

    cgs.pushEntity();
    mv.visitInsn(ARETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.server.SchemaConstructorGen.java

License:Apache License

private void implementConstructor() {
    final Type ft = Type.getType(schemaArg.getClass());
    final String consName = "<init>";
    final String consDesc = Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] { ft });
    final MethodVisitor mv;
    mv = cw.visitMethod(ACC_PUBLIC, consName, consDesc, null, null);
    mv.visitCode();//from w w  w.  ja v  a2  s.c om

    mv.visitVarInsn(ALOAD, 0);
    mv.visitMethodInsn(INVOKESPECIAL, Type.getInternalName(Object.class), consName,
            Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] {}));

    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitFieldInsn(PUTFIELD, implTypeName, CTX, ft.getDescriptor());

    mv.visitInsn(RETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.server.SchemaConstructorGen.java

License:Apache License

private void implementNewInstance() {
    final Type ft = Type.getType(schemaArg.getClass());
    final String typeName = Type.getType(schemaImpl).getInternalName();
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC | ACC_FINAL, "open",
            Type.getMethodDescriptor(Type.getType(Schema.class), new Type[] {}), null, null);
    mv.visitCode();// w w  w . j  a  v a2s. c  om

    Constructor<?> c = schemaImpl.getDeclaredConstructors()[0];
    Type argType = Type.getType(c.getParameterTypes()[0]);

    mv.visitTypeInsn(NEW, typeName);
    mv.visitInsn(DUP);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, implTypeName, CTX, ft.getDescriptor());
    mv.visitMethodInsn(INVOKESPECIAL, typeName, "<init>",
            Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] { argType }));
    mv.visitInsn(ARETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.server.SchemaGen.java

License:Apache License

private void implementConstructor() {
    final String consName = "<init>";
    final Type superType = Type.getType(schemaSuperClass);
    final Type dbType = Type.getType(databaseClass);

    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, consName,
            Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] { dbType }), null, null);
    mv.visitCode();/*from w ww  .  j a  va 2 s  .c  o m*/

    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitMethodInsn(INVOKESPECIAL, superType.getInternalName(), consName, Type.getMethodDescriptor(
            Type.VOID_TYPE,
            new Type[] { Type.getType(schemaSuperClass.getDeclaredConstructors()[0].getParameterTypes()[0]) }));

    for (final RelationGen info : relations) {
        mv.visitVarInsn(ALOAD, 0);
        mv.visitTypeInsn(NEW, info.accessType.getInternalName());
        mv.visitInsn(DUP);
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, info.accessType.getInternalName(), consName,
                Type.getMethodDescriptor(Type.VOID_TYPE, new Type[] { superType }));
        mv.visitFieldInsn(PUTFIELD, implTypeName, info.getAccessInstanceFieldName(),
                info.accessType.getDescriptor());
    }

    mv.visitInsn(RETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.google.gwtorm.server.SchemaGen.java

License:Apache License

private void implementSequenceMethods() {
    for (final SequenceModel seq : schema.getSequences()) {
        final Type retType = Type.getType(seq.getResultType());
        final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, seq.getMethodName(),
                Type.getMethodDescriptor(retType, new Type[] {}), null,
                new String[] { Type.getType(OrmException.class).getInternalName() });
        mv.visitCode();//from w w w.j a  v a 2  s .c  om

        mv.visitVarInsn(ALOAD, 0);
        mv.visitLdcInsn(seq.getSequenceName());
        mv.visitMethodInsn(INVOKEVIRTUAL, Type.getInternalName(schemaSuperClass), "nextLong",
                Type.getMethodDescriptor(Type.getType(Long.TYPE), new Type[] { Type.getType(String.class) }));
        if (retType.getSize() == 1) {
            mv.visitInsn(L2I);
            mv.visitInsn(IRETURN);
        } else {
            mv.visitInsn(LRETURN);
        }
        mv.visitMaxs(-1, -1);
        mv.visitEnd();
    }
}

From source file:com.google.gwtorm.server.SchemaGen.java

License:Apache License

private void implementAllRelationsMethod() {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC | ACC_FINAL, "allRelations",
            Type.getMethodDescriptor(Type.getType(Access[].class), new Type[] {}), null, null);
    mv.visitCode();/*from   w  w  w  .jav a2  s  .  c  om*/

    final int r = 1;
    CodeGenSupport cgs = new CodeGenSupport(mv);
    cgs.push(relations.size());
    mv.visitTypeInsn(ANEWARRAY, Type.getType(Access.class).getInternalName());
    mv.visitVarInsn(ASTORE, r);

    int index = 0;
    for (RelationGen info : relations) {
        mv.visitVarInsn(ALOAD, r);
        cgs.push(index++);

        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKEVIRTUAL, getImplTypeName(), info.model.getMethodName(), info.getDescriptor());

        mv.visitInsn(AASTORE);
    }

    mv.visitVarInsn(ALOAD, r);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(-1, -1);
    mv.visitEnd();
}

From source file:com.googlecode.ddom.weaver.asm.MethodVisitorTee.java

License:Apache License

public void visitMaxs(int maxStack, int maxLocals) {
    for (MethodVisitor visitor : visitors) {
        visitor.visitMaxs(maxStack, maxLocals);
    }//from   www . j av  a  2 s.co  m
}