Example usage for org.objectweb.asm.signature SignatureVisitor visitClassType

List of usage examples for org.objectweb.asm.signature SignatureVisitor visitClassType

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Introduction

In this page you can find the example usage for org.objectweb.asm.signature SignatureVisitor visitClassType.

Prototype

public void visitClassType(final String name)

Source Link

Document

Starts the visit of a signature corresponding to a class or interface type.

Usage

From source file:co.cask.cdap.internal.app.runtime.service.http.HttpHandlerGenerator.java

License:Apache License

/**
 * Generates the class signature of the generate class. The generated class is not parameterized, however
 * it extends from {@link AbstractHttpHandlerDelegator} with parameterized type of the user http handler.
 *
 * @param delegateType Type of the user http handler
 * @return The signature string/*from   w ww  .j a  v  a2 s.c o m*/
 */
private String getClassSignature(TypeToken<?> delegateType) {
    SignatureWriter writer = new SignatureWriter();

    // Construct the superclass signature as "AbstractHttpHandlerDelegator<UserHandlerClass>"
    SignatureVisitor sv = writer.visitSuperclass();
    sv.visitClassType(Type.getInternalName(AbstractHttpHandlerDelegator.class));
    SignatureVisitor tv = sv.visitTypeArgument('=');
    tv.visitClassType(Type.getInternalName(delegateType.getRawType()));
    tv.visitEnd();
    sv.visitEnd();

    return writer.toString();
}

From source file:co.cask.cdap.internal.asm.Signatures.java

License:Apache License

public static String getClassSignature(TypeToken<?> interfaceType) {
    SignatureWriter signWriter = new SignatureWriter();
    SignatureVisitor sv = signWriter.visitSuperclass();
    sv.visitClassType(Type.getInternalName(Object.class));
    sv.visitEnd();//from w w w.j a  v a2  s .c o  m

    SignatureVisitor interfaceVisitor = sv.visitInterface();
    interfaceVisitor.visitClassType(Type.getInternalName(interfaceType.getRawType()));

    if (interfaceType.getType() instanceof ParameterizedType) {
        for (java.lang.reflect.Type paramType : ((ParameterizedType) interfaceType.getType())
                .getActualTypeArguments()) {
            interfaceVisitor.visitTypeArgument(SignatureVisitor.INSTANCEOF);
            visitTypeSignature(interfaceType.resolveType(paramType), interfaceVisitor);
        }
    }

    sv.visitEnd();
    return signWriter.toString();
}

From source file:co.cask.cdap.internal.asm.Signatures.java

License:Apache License

/**
 * Generates signature for the given method.
 *
 * @param method Method that needs signature to be generated
 * @param types List of {@link TypeToken} that matches with the number of arguments in the given method.
 *              For a given method argument, if the coresponding {@link TypeToken} is non-null, it will be
 *              used to generate the type parameter in the signature, otherwise, the one in the method will be used.
 *              It's useful if the method is parameterized so that parameterize type information can be passed
 *              through the type tokens.
 * @return A method signature string/*www  .  j av  a2s.  c  om*/
 */
public static String getMethodSignature(Method method, TypeToken<?>... types) {
    SignatureWriter signWriter = new SignatureWriter();

    Type[] argumentTypes = method.getArgumentTypes();

    for (int i = 0; i < argumentTypes.length; i++) {
        SignatureVisitor sv = signWriter.visitParameterType();
        if (types[i] != null) {
            visitTypeSignature(types[i], sv);
        } else {
            sv.visitClassType(argumentTypes[i].getInternalName());
            sv.visitEnd();
        }
    }

    signWriter.visitReturnType().visitBaseType('V');

    return signWriter.toString();
}

From source file:co.cask.cdap.internal.asm.Signatures.java

License:Apache License

public static void visitTypeSignature(TypeToken<?> type, SignatureVisitor visitor) {
    Class<?> rawType = type.getRawType();
    if (rawType.isPrimitive()) {
        visitor.visitBaseType(Type.getType(rawType).toString().charAt(0));
        return;/*from  www  .j a  v  a 2s .co  m*/
    } else if (rawType.isArray()) {
        visitTypeSignature(type.getComponentType(), visitor.visitArrayType());
        return;
    } else {
        visitor.visitClassType(Type.getInternalName(rawType));
    }

    java.lang.reflect.Type visitType = type.getType();
    if (visitType instanceof ParameterizedType) {
        for (java.lang.reflect.Type argType : ((ParameterizedType) visitType).getActualTypeArguments()) {
            visitTypeSignature(TypeToken.of(argType), visitor.visitTypeArgument(SignatureVisitor.INSTANCEOF));
        }
    }

    visitor.visitEnd();
}

From source file:co.cask.cdap.internal.io.FieldAccessorGenerator.java

License:Apache License

/**
 * @return the getter signature {@code <T> T get(Object object)}
 *//*  w  ww  . j  av a2 s . c om*/
private String getterSignature() {
    SignatureWriter writer = new SignatureWriter();
    writer.visitFormalTypeParameter("T");
    SignatureVisitor sv = writer.visitClassBound();
    sv.visitClassType(Type.getInternalName(Object.class));
    sv.visitEnd();

    sv = writer.visitParameterType();
    sv.visitClassType(Type.getInternalName(Object.class));
    sv.visitEnd();

    sv = sv.visitReturnType();
    sv.visitTypeVariable("T");

    return writer.toString();
}

From source file:co.cask.cdap.internal.io.FieldAccessorGenerator.java

License:Apache License

/**
 * @return the setter signature {@code <T> void set(Object object, T value)}
 *//*  w  w  w . j  a  v a 2 s  .c  om*/
private String setterSignature() {
    SignatureWriter writer = new SignatureWriter();
    writer.visitFormalTypeParameter("T");
    SignatureVisitor sv = writer.visitClassBound();
    sv.visitClassType(Type.getInternalName(Object.class));
    sv.visitEnd();

    sv = writer.visitParameterType();
    sv.visitClassType(Type.getInternalName(Object.class));
    sv.visitEnd();

    sv = writer.visitParameterType();
    sv.visitTypeVariable("T");

    sv.visitReturnType().visitBaseType('V');

    return writer.toString();
}

From source file:co.cask.tigon.internal.asm.Signatures.java

License:Apache License

public static String getMethodSignature(Method method, TypeToken<?>[] types) {
    SignatureWriter signWriter = new SignatureWriter();

    Type[] argumentTypes = method.getArgumentTypes();

    for (int i = 0; i < argumentTypes.length; i++) {
        SignatureVisitor sv = signWriter.visitParameterType();
        if (types[i] != null) {
            visitTypeSignature(types[i], sv);
        } else {/*from   ww  w  . j av  a 2s  .c  o m*/
            sv.visitClassType(argumentTypes[i].getInternalName());
            sv.visitEnd();
        }
    }

    signWriter.visitReturnType().visitBaseType('V');

    return signWriter.toString();
}

From source file:com.google.code.jconts.instrument.gen.ComputationClassGenerator.java

License:Apache License

public void accept(TransformationContext context) {
    ClassVisitor cv = context.writer();/*from   w ww  . j  a  va 2  s .  co m*/

    // extends Object implements Computation<ValueType>
    SignatureWriter sign = new SignatureWriter();
    SignatureVisitor supsign = sign.visitSuperclass();
    supsign.visitClassType(OBJECT_NAME);
    supsign.visitEnd();
    SignatureVisitor iface = sign.visitInterface();
    iface.visitClassType(COMPUTATION_NAME);
    SignatureVisitor argsign = iface.visitTypeArgument('=');
    new SignatureReader(info.valueSignature).acceptType(argsign);
    argsign.visitEnd();

    cv.visit(Opcodes.V1_6, Opcodes.ACC_FINAL, info.computationClassName, sign.toString(), OBJECT_NAME,
            new String[] { COMPUTATION_NAME });

    cv.visitSource(info.ownerSource, null);
    cv.visitInnerClass(info.stateClassName, info.owner, info.stateSimpleName, 0);
    cv.visitInnerClass(info.computationClassName, info.owner, info.computationSimpleName, 0);

    cv.visitField(Opcodes.ACC_PRIVATE | Opcodes.ACC_FINAL, "state", stateDesc, null, null);

    generateConstructor(cv);
    generateExecute(cv);

    cv.visitEnd();
}

From source file:com.google.code.jconts.instrument.gen.ComputationClassGenerator.java

License:Apache License

private void contSignature(SignatureVisitor sign) {
    sign.visitClassType(CONTINUATION_NAME);
    SignatureVisitor argsv = sign.visitTypeArgument('-');
    new SignatureReader(info.valueSignature).acceptType(argsv);
    sign.visitEnd();/* www  .ja  v a 2  s  .  c o m*/

}

From source file:com.google.code.jconts.instrument.gen.ContinuationClassGenerator.java

License:Apache License

public ContinuationClassGenerator(MethodContext info) {
    this.info = info;
    this.stateDesc = info.stateType.getDescriptor();

    SignatureWriter sign = new SignatureWriter();

    // Name<T> implements Continuation<T>
    sign.visitFormalTypeParameter("T");
    SignatureVisitor v = sign.visitClassBound();
    v.visitClassType(OBJECT_NAME);
    v.visitEnd();//from w  w w.  j av a  2 s .  c o  m
    v = sign.visitSuperclass();
    v.visitClassType(OBJECT_NAME);
    v.visitEnd();
    v = sign.visitInterface();
    v.visitClassType(CONTINUATION_NAME);
    v.visitTypeArgument('=').visitTypeVariable("T");
    v.visitEnd();
    this.signature = sign.toString();
}