Example usage for org.objectweb.asm Opcodes ALOAD

List of usage examples for org.objectweb.asm Opcodes ALOAD

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In this page you can find the example usage for org.objectweb.asm Opcodes ALOAD.

Prototype

int ALOAD

To view the source code for org.objectweb.asm Opcodes ALOAD.

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Usage

From source file:com.asakusafw.dag.compiler.codegen.ValueSerDeGenerator.java

License:Apache License

private static void putDeserialize(DataModelReference reference, FieldRef buffer, ClassWriter writer) {
    MethodVisitor v = writer.visitMethod(Opcodes.ACC_PUBLIC, "deserialize",
            Type.getMethodDescriptor(typeOf(Object.class), typeOf(DataInput.class)), null,
            new String[] { typeOf(IOException.class).getInternalName(),
                    typeOf(InterruptedException.class).getInternalName(), });
    LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
    LocalVarRef input = new LocalVarRef(Opcodes.ALOAD, 1);

    self.load(v);/* w ww.j a v a2s  .  c  o  m*/
    getField(v, buffer);
    LocalVarRef object = putLocalVar(v, Type.OBJECT, 2);
    for (PropertyReference property : reference.getProperties()) {
        object.load(v);
        getOption(v, property);
        input.load(v);
        v.visitMethodInsn(Opcodes.INVOKESTATIC, SERDE.getInternalName(), "deserialize",
                Type.getMethodDescriptor(Type.VOID_TYPE, typeOf(property.getType()), typeOf(DataInput.class)),
                false);
    }
    object.load(v);
    v.visitInsn(Opcodes.ARETURN);
    v.visitMaxs(0, 0);
    v.visitEnd();
}

From source file:com.asakusafw.dag.compiler.codegen.VertexAdapterGenerator.java

License:Apache License

/**
 * Generates {@link VertexAdapter} class.
 * @param context the current context//from   www .  j  a  va 2  s  .  co  m
 * @param inputAdapter the {@link InputAdapter} class
 * @param dataTableAdapters the {@link DataTableAdapter} classes
 * @param operationAdapter the {@link OperationAdapter} class
 * @param outputAdapters the {@link OutputAdapter} classes
 * @param label the vertex label
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, ClassDescription inputAdapter,
        List<ClassDescription> dataTableAdapters, ClassDescription operationAdapter,
        List<ClassDescription> outputAdapters, String label, ClassDescription target) {
    ClassWriter writer = newWriter(target, VertexAdapter.class);
    defineEmptyConstructor(writer, VertexAdapter.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        putConf(v, target, self, inputAdapter, "input"); //$NON-NLS-1$
        for (ClassDescription dataTableAdapter : dataTableAdapters) {
            putConf(v, target, self, dataTableAdapter, "dataTable"); //$NON-NLS-1$
        }
        putConf(v, target, self, operationAdapter, "operation"); //$NON-NLS-1$
        for (ClassDescription outputAdapter : outputAdapters) {
            putConf(v, target, self, outputAdapter, "output"); //$NON-NLS-1$
        }
    });
    if (label != null) {
        defineToString(writer, label);
    }
    return new ClassData(target, writer::toByteArray);
}

From source file:com.asakusafw.dag.compiler.directio.DirectFileInputAdapterGenerator.java

License:Apache License

/**
 * Generates {@link DirectFileInputAdapter} class.
 * @param context the current context/*from ww w  . j a v  a2 s  .  c o  m*/
 * @param input the target input spec
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, Spec input, ClassDescription target) {
    ClassWriter writer = newWriter(target, DirectFileInputAdapter.class);
    defineAdapterConstructor(writer, DirectFileInputAdapter.class, v -> {
        v.visitVarInsn(Opcodes.ALOAD, 0);
        getConst(v, input.id);
        getConst(v, input.basePath);
        getConst(v, input.resourcePattern);
        getConst(v, input.dataFormat);
        getConst(v, input.dataFilter);
        getConst(v, input.optional);
        v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                Type.getMethodDescriptor(typeOf(DirectFileInputAdapter.class), typeOf(String.class),
                        typeOf(String.class), typeOf(String.class), typeOf(Class.class), typeOf(Class.class),
                        typeOf(boolean.class)),
                false);
        v.visitInsn(Opcodes.POP);
    });
    writer.visitEnd();
    return new ClassData(target, writer::toByteArray);
}

From source file:com.asakusafw.dag.compiler.directio.DirectFileOutputCommitGenerator.java

License:Apache License

/**
 * Generates {@link DirectFileOutputCommit} class.
 * @param context the current context//w w  w  .  j a v  a2  s .c o  m
 * @param specs the binding specs
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, List<Spec> specs, ClassDescription target) {
    ClassWriter writer = newWriter(target, DirectFileOutputCommit.class);
    defineEmptyConstructor(writer, DirectFileOutputCommit.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        for (Spec spec : specs) {
            self.load(v);
            getConst(v, spec.id);
            getConst(v, spec.basePath);
            v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                    Type.getMethodDescriptor(typeOf(DirectFileOutputCommit.class), typeOf(String.class),
                            typeOf(String.class)),
                    false);
            v.visitInsn(Opcodes.POP);
        }
    });
    return new ClassData(target, writer::toByteArray);
}

From source file:com.asakusafw.dag.compiler.directio.DirectFileOutputPrepareGenerator.java

License:Apache License

/**
 * Generates {@link DirectFileOutputPrepare} class.
 * @param context the current context//  w  w w  . j av  a  2 s. c  o  m
 * @param specs the binding specs
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, List<Spec> specs, ClassDescription target) {
    ClassWriter writer = newWriter(target, DirectFileOutputPrepare.class);
    defineEmptyConstructor(writer, DirectFileOutputPrepare.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        for (Spec spec : specs) {
            self.load(v);
            getConst(v, spec.id);
            getConst(v, spec.basePath);
            getConst(v, spec.outputPattern);
            getConst(v, spec.formatType);
            v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                    Type.getMethodDescriptor(typeOf(DirectFileOutputPrepare.class), typeOf(String.class),
                            typeOf(String.class), typeOf(String.class), typeOf(Class.class)),
                    false);
            v.visitInsn(Opcodes.POP);
        }
    });
    return new ClassData(target, writer::toByteArray);
}

From source file:com.asakusafw.dag.compiler.directio.DirectFileOutputSetupGenerator.java

License:Apache License

/**
 * Generates {@link DirectFileOutputSetup} class.
 * @param context the current context/*  w  w w .  j a  v  a 2 s .co  m*/
 * @param specs the binding specs
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, List<Spec> specs, ClassDescription target) {
    ClassWriter writer = newWriter(target, DirectFileOutputSetup.class);
    defineEmptyConstructor(writer, DirectFileOutputSetup.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        for (Spec spec : specs) {
            self.load(v);
            getConst(v, spec.id);
            getConst(v, spec.basePath);
            getArray(v, spec.deletePatterns.stream().toArray(String[]::new));
            v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                    Type.getMethodDescriptor(typeOf(DirectFileOutputSetup.class), typeOf(String.class),
                            typeOf(String.class), typeOf(String[].class)),
                    false);
            v.visitInsn(Opcodes.POP);
        }
    });
    return new ClassData(target, writer::toByteArray);
}

From source file:com.asakusafw.dag.compiler.directio.OutputPatternSerDeGenerator.java

License:Apache License

private static void putCtor(ClassWriter writer, DataModelReference reference, FieldRef buffer,
        OutputPattern pattern, ClassDescription target) {
    defineEmptyConstructor(writer, OutputPatternSerDe.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        self.load(v);//from   w w  w.  j  av  a 2s  . com
        getNew(v, reference.getDeclaration());
        putField(v, buffer);

        for (CompiledSegment segment : pattern.getResourcePattern()) {
            self.load(v);
            switch (segment.getKind()) {
            case NOTHING:
                getConst(v, segment.getArgument());
                v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "text", //$NON-NLS-1$
                        Type.getMethodDescriptor(typeOf(OutputPatternSerDe.class), typeOf(String.class)),
                        false);
                break;
            case PROPERTY:
                switch (segment.getFormat()) {
                case NATURAL:
                    getEnumConstant(v, OutputPatternSerDe.Format.NATURAL);
                    break;
                case BYTE:
                    getEnumConstant(v, OutputPatternSerDe.Format.BYTE);
                    break;
                case SHORT:
                    getEnumConstant(v, OutputPatternSerDe.Format.SHORT);
                    break;
                case INT:
                    getEnumConstant(v, OutputPatternSerDe.Format.INT);
                    break;
                case LONG:
                    getEnumConstant(v, OutputPatternSerDe.Format.LONG);
                    break;
                case FLOAT:
                    getEnumConstant(v, OutputPatternSerDe.Format.FLOAT);
                    break;
                case DOUBLE:
                    getEnumConstant(v, OutputPatternSerDe.Format.DOUBLE);
                    break;
                case DECIMAL:
                    getEnumConstant(v, OutputPatternSerDe.Format.DECIMAL);
                    break;
                case DATE:
                    getEnumConstant(v, OutputPatternSerDe.Format.DATE);
                    break;
                case DATETIME:
                    getEnumConstant(v, OutputPatternSerDe.Format.DATETIME);
                    break;
                default:
                    throw new AssertionError(pattern.getResourcePatternString());
                }
                getConst(v, segment.getArgument());
                v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "property", //$NON-NLS-1$
                        Type.getMethodDescriptor(typeOf(OutputPatternSerDe.class),
                                typeOf(OutputPatternSerDe.Format.class), typeOf(String.class)),
                        false);
                break;
            case RANDOM:
                getInt(v, segment.getRandomNumber().getLowerBound());
                getInt(v, segment.getRandomNumber().getUpperBound());
                v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "random", //$NON-NLS-1$
                        Type.getMethodDescriptor(typeOf(OutputPatternSerDe.class), typeOf(int.class),
                                typeOf(int.class)),
                        false);
                break;
            default:
                throw new AssertionError(pattern.getResourcePatternString());
            }
            v.visitInsn(Opcodes.POP);
        }
    });
}

From source file:com.asakusafw.dag.compiler.directio.OutputPatternSerDeGenerator.java

License:Apache License

private static void putSerialize(DataModelReference reference, List<PropertyReference> properties,
        ClassWriter writer) {//from ww w  .j a  v a2  s  .  c o m
    MethodVisitor v = writer.visitMethod(Opcodes.ACC_PUBLIC, "serializeValue",
            Type.getMethodDescriptor(Type.VOID_TYPE, typeOf(Object.class), typeOf(DataOutput.class)), null,
            new String[] { typeOf(IOException.class).getInternalName(),
                    typeOf(InterruptedException.class).getInternalName(), });
    LocalVarRef object = cast(v, 1, reference.getDeclaration());
    LocalVarRef output = new LocalVarRef(Opcodes.ALOAD, 2);
    for (PropertyReference property : properties) {
        object.load(v);
        getOption(v, property);
        output.load(v);
        v.visitMethodInsn(Opcodes.INVOKESTATIC, SERDE.getInternalName(), "serialize",
                Type.getMethodDescriptor(Type.VOID_TYPE, typeOf(property.getType()), typeOf(DataOutput.class)),
                false);
    }
    v.visitInsn(Opcodes.RETURN);
    v.visitMaxs(0, 0);
    v.visitEnd();
}

From source file:com.asakusafw.dag.compiler.directio.OutputPatternSerDeGenerator.java

License:Apache License

private static void putDeserialize(DataModelReference reference, List<PropertyReference> properties,
        FieldRef buffer, ClassWriter writer) {
    MethodVisitor v = writer.visitMethod(Opcodes.ACC_PUBLIC, "deserializePair",
            Type.getMethodDescriptor(typeOf(Object.class), typeOf(DataInput.class), typeOf(DataInput.class)),
            null, new String[] { typeOf(IOException.class).getInternalName(),
                    typeOf(InterruptedException.class).getInternalName(), });
    LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
    LocalVarRef valueInput = new LocalVarRef(Opcodes.ALOAD, 2);
    self.load(v);//  w  ww . j ava  2  s . com
    getField(v, buffer);
    LocalVarRef object = putLocalVar(v, Type.OBJECT, 3);
    for (PropertyReference property : properties) {
        object.load(v);
        getOption(v, property);
        valueInput.load(v);
        v.visitMethodInsn(Opcodes.INVOKESTATIC, SERDE.getInternalName(), "deserialize",
                Type.getMethodDescriptor(Type.VOID_TYPE, typeOf(property.getType()), typeOf(DataInput.class)),
                false);
    }
    object.load(v);
    v.visitInsn(Opcodes.ARETURN);
    v.visitMaxs(0, 0);
    v.visitEnd();
}

From source file:com.asakusafw.dag.compiler.internalio.InternalInputAdapterGenerator.java

License:Apache License

/**
 * Generates {@link InternalInputAdapter} class.
 * @param context the current context/* www . j  a  va2s .c  o  m*/
 * @param spec the target input spec
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, Spec spec, ClassDescription target) {
    ClassWriter writer = newWriter(target, InternalInputAdapter.class);
    defineAdapterConstructor(writer, InternalInputAdapter.class, v -> {
        v.visitVarInsn(Opcodes.ALOAD, 0);
        getConst(v, spec.id);
        getArray(v, spec.paths.stream().toArray(String[]::new));
        getConst(v, spec.dataType);
        v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                Type.getMethodDescriptor(typeOf(InternalInputAdapter.class), typeOf(String.class),
                        typeOf(String[].class), typeOf(Class.class)),
                false);
        v.visitInsn(Opcodes.POP);
    });
    return new ClassData(target, writer::toByteArray);
}