Example usage for org.objectweb.asm Opcodes POP

Introduction

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

Prototype

int POP

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Usage

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

License:Apache License

/**
 * Generates {@link ExtractInputAdapter} class.
 * @param context the current context/*w  w w.jav 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, ExtractInputAdapter.class);
    defineAdapterConstructor(writer, ExtractInputAdapter.class, v -> {
        v.visitVarInsn(Opcodes.ALOAD, 0);
        getConst(v, input.id);
        v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind", //$NON-NLS-1$
                Type.getMethodDescriptor(typeOf(ExtractInputAdapter.class), typeOf(String.class)), false);
        v.visitInsn(Opcodes.POP);
    });
    return new ClassData(target, writer::toByteArray);
}

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

License:Apache License

private static void putDeserializeBody(MethodVisitor v, List<PropertyReference> props, LocalVarRef input,
        LocalVarRef object) {//from  w  w w.  j  a v  a2 s . c  om
    if (props.isEmpty()) {
        input.load(v);
        v.visitMethodInsn(Opcodes.INVOKEINTERFACE, typeOf(DataInput.class).getInternalName(), "readByte",
                Type.getMethodDescriptor(Type.BYTE_TYPE), true);
        v.visitInsn(Opcodes.POP);
    } else {
        for (PropertyReference property : props) {
            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);
        }
    }
}

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

License:Apache License

/**
 * Generates {@link OperationAdapter} class.
 * @param context the current context/*ww w .  jav  a2 s  . co  m*/
 * @param operation the target operation
 * @param target the target class
 * @return the generated class data
 */
public ClassData generate(ClassGeneratorContext context, OperationSpec operation, ClassDescription target) {
    ClassDescription inner = addInner(context, operation, target);
    ClassWriter writer = newWriter(target, BasicOperationAdapter.class);
    defineAdapterConstructor(writer, BasicOperationAdapter.class, v -> {
        v.visitVarInsn(Opcodes.ALOAD, 0);
        getConst(v, inner);
        v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), "bind",
                Type.getMethodDescriptor(typeOf(BasicOperationAdapter.class), typeOf(Class.class)), false);
        v.visitInsn(Opcodes.POP);
    });
    return new ClassData(target, writer::toByteArray);
}

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

License:Apache License

/**
 * Generates {@link UnionRecordSerDeSupplier} class.
 * @param context the current context//  w  ww  .ja va  2 s. co  m
 * @param upstreams the upstream specifications
 * @param downstream the downstream specification
 * @param target the target class
 * @return the generated class data
 */
public static ClassData generate(ClassGeneratorContext context, List<Upstream> upstreams, Downstream downstream,
        ClassDescription target) {
    Arguments.requireNonNull(context);
    Arguments.requireNonNull(upstreams);
    Arguments.requireNonNull(downstream);
    ClassWriter writer = newWriter(target, UnionRecordSerDeSupplier.class);
    defineEmptyConstructor(writer, UnionRecordSerDeSupplier.class, v -> {
        LocalVarRef self = new LocalVarRef(Opcodes.ALOAD, 0);
        self.load(v);
        upstreams.forEach(s -> {
            // this.upstream(tags, elementSerDe)
            getList(v, s.tags);
            getConst(v, s.element);
            v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, typeOf(UnionRecordSerDeSupplier.class).getInternalName(),
                    "upstream", //$NON-NLS-1$
                    Type.getMethodDescriptor(typeOf(UnionRecordSerDeSupplier.class), typeOf(Collection.class),
                            typeOf(Class.class)),
                    false);
        });
        downstream.tags.forEach(s -> {
            // this.downstream(tag)
            getConst(v, s);
            v.visitMethodInsn(Opcodes.INVOKEVIRTUAL, typeOf(UnionRecordSerDeSupplier.class).getInternalName(),
                    "downstream", //$NON-NLS-1$
                    Type.getMethodDescriptor(typeOf(UnionRecordSerDeSupplier.class), typeOf(String.class)),
                    false);
        });
        v.visitInsn(Opcodes.POP);
    });
    writer.visitEnd();
    return new ClassData(target, writer::toByteArray);
}

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

License:Apache License

private static void putConf(MethodVisitor method, ClassDescription target, LocalVarRef self,
        ClassDescription value, String name) {
    self.load(method);//from  w w  w  . j av  a2s  . com
    getConst(method, value);
    method.visitMethodInsn(Opcodes.INVOKEVIRTUAL, target.getInternalName(), name,
            Type.getMethodDescriptor(typeOf(VertexAdapter.class), typeOf(Class.class)), false);
    method.visitInsn(Opcodes.POP);
}

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

License:Apache License

/**
 * Generates {@link DirectFileInputAdapter} class.
 * @param context the current context// ww w  . j a va 2 s  .  com
 * @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//from  w ww. jav  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, 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  a  v  a2s  .  c  om
 * @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/*from www  .  j a va 2s  .  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, 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 2  s  . 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);
        }
    });
}