Example usage for org.objectweb.asm Opcodes INVOKEINTERFACE

Introduction

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

Prototype

int INVOKEINTERFACE

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

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Usage

From source file:net.sourceforge.cobertura.instrument.pass3.AbstractCodeProvider.java

License:GNU General Public License

/**
 * {@inheritDoc}<br/><br/>/*from  ww  w .j a  va  2 s.  c  om*/
 * <p/>
 * Generates method (named  {@link #COBERTURA_CLASSMAP_METHOD_NAME}) with such a signature:
 * __cobertura_classmap( {@link LightClassmapListener} listener).</br>
 * <p/>
 * The method informs the listener about all lines, jumps and switches found, and about all counters tracking
 * the constructions.
 */
public void generateCoberturaClassMapMethod(ClassVisitor cv, ClassMap classMap) {

    LinkedList<TouchPointDescriptor> touchPointDescriptors = new LinkedList<TouchPointDescriptor>(
            classMap.getTouchPointsInLineOrder());
    int parts = 0;
    for (int j = 0; touchPointDescriptors.size() > 0; j++) {
        List<TouchPointDescriptor> bufor = new LinkedList<TouchPointDescriptor>();
        for (int i = 0; i < 1000 && touchPointDescriptors.size() > 0; i++) {
            bufor.add(touchPointDescriptors.removeFirst());
        }
        classMapContent(cv, j, bufor);
        parts++;
    }

    MethodVisitor mv = cv.visitMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, COBERTURA_CLASSMAP_METHOD_NAME,
            "(" + Type.getType(LightClassmapListener.class).toString() + ")V", null, null);
    mv.visitCode();
    mv.visitVarInsn(Opcodes.ALOAD, 0);

    mv.visitInsn(Opcodes.DUP);
    mv.visitLdcInsn(classMap.getClassName());
    mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, CLASSMAP_LISTENER_INTERNALNAME, "setClazz",
            "(Ljava/lang/String;)V");

    if (classMap.getSource() != null) {
        mv.visitInsn(Opcodes.DUP);
        mv.visitLdcInsn(classMap.getSource());
        mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, CLASSMAP_LISTENER_INTERNALNAME, "setSource",
                "(Ljava/lang/String;)V");
    }

    for (int i = 0; i < parts; i++) {
        mv.visitInsn(Opcodes.DUP);
        mv.visitMethodInsn(Opcodes.INVOKESTATIC, classMap.getClassName(),
                COBERTURA_CLASSMAP_METHOD_NAME + "_" + i,
                "(" + Type.getType(LightClassmapListener.class).toString() + ")V");
    }

    mv.visitInsn(Opcodes.POP);
    mv.visitInsn(Opcodes.RETURN);
    mv.visitMaxs(0, 0);//will be recalculated by writer
    mv.visitEnd();
}

---

From source file:net.sourceforge.cobertura.instrument.pass3.AbstractCodeProvider.java

License:GNU General Public License

private void classMapContent(ClassVisitor cv, int nr, List<TouchPointDescriptor> touchPointDescriptors) {
    MethodVisitor mv = cv.visitMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC,
            COBERTURA_CLASSMAP_METHOD_NAME + "_" + nr,
            "(" + Type.getType(LightClassmapListener.class).toString() + ")V", null, null);
    mv.visitCode();//  ww w .ja v a2s  .  co  m
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    for (TouchPointDescriptor tpd : touchPointDescriptors) {
        mv.visitInsn(Opcodes.DUP);
        mv.visitLdcInsn(tpd.getLineNumber());
        if (tpd instanceof LineTouchPointDescriptor) {
            mv.visitLdcInsn(((LineTouchPointDescriptor) tpd).getCounterId());
            mv.visitLdcInsn(((LineTouchPointDescriptor) tpd).getMethodName());
            mv.visitLdcInsn(((LineTouchPointDescriptor) tpd).getMethodSignature());
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, CLASSMAP_LISTENER_INTERNALNAME, "putLineTouchPoint",
                    "(IILjava/lang/String;Ljava/lang/String;)V");
        } else if (tpd instanceof JumpTouchPointDescriptor) {
            mv.visitLdcInsn(((JumpTouchPointDescriptor) tpd).getCounterIdForTrue());
            mv.visitLdcInsn(((JumpTouchPointDescriptor) tpd).getCounterIdForFalse());
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, CLASSMAP_LISTENER_INTERNALNAME, "putJumpTouchPoint",
                    "(III)V");
        } else if (tpd instanceof SwitchTouchPointDescriptor) {
            SwitchTouchPointDescriptor stpd = (SwitchTouchPointDescriptor) tpd;
            final String enum_sign = ((SwitchTouchPointDescriptor) tpd).getEnumType();
            if (enum_sign == null) {
                mv.visitLdcInsn(Integer.MAX_VALUE);
            } else {
                mv.visitMethodInsn(Opcodes.INVOKESTATIC, enum_sign, "values", "()[L" + enum_sign + ";");
                mv.visitInsn(Opcodes.ARRAYLENGTH);
            }
            Collection<Integer> ci = stpd.getCountersForLabels();
            mv.visitLdcInsn(ci.size());//Size of a new table
            mv.visitIntInsn(Opcodes.NEWARRAY, Opcodes.T_INT);
            int i = 0;
            for (Integer counterId : ci) {
                mv.visitInsn(Opcodes.DUP); //First for addition of items, second ad putSwitchTouchPoint parameter (or next loop iteration)
                mv.visitLdcInsn(i);
                mv.visitLdcInsn(counterId);
                mv.visitInsn(Opcodes.IASTORE);
                i++;
            }
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, CLASSMAP_LISTENER_INTERNALNAME, "putSwitchTouchPoint",
                    "(II[I)V");
        }
    }
    mv.visitInsn(Opcodes.POP);
    mv.visitInsn(Opcodes.RETURN);
    mv.visitMaxs(0, 0);//will be recalculated by writer
    mv.visitEnd();
}

---

From source file:org.adjective.stout.operation.InvokeVirtualOperation.java

License:Apache License

public void getInstructions(ExecutionStack stack, InstructionCollector collector) {
    if (_target == null) {
        ThisExpression.INSTANCE.getInstructions(stack, collector);
    } else {//from www  .j  av a 2 s .c  o  m
        _target.getInstructions(stack, collector);
    }

    for (Expression expression : _arguments) {
        expression.getInstructions(stack, collector);
    }
    UnresolvedType targetType = _targetType == null ? stack.currentClass() : _targetType;
    int opCode = targetType.getSort() == Sort.INTERFACE ? Opcodes.INVOKEINTERFACE : Opcodes.INVOKEVIRTUAL;
    collector.add(new MethodInstruction(opCode, targetType.getInternalName(), _method));
}

---

From source file:org.adjective.stout.tools.StackVisualiserMethodVisitor.java

License:Apache License

public void visitMethodInsn(int opcode, String owner, String name, String desc) {

    Type[] argumentTypes = Type.getArgumentTypes(desc);
    Type returnType = Type.getReturnType(desc);

    StringBuilder args = new StringBuilder();

    for (int i = argumentTypes.length; i > 0; i--) {
        args.insert(0, pop(argumentTypes[i - 1]).description + ",");
    }/* w  w w.j  a  v  a  2s .  c o  m*/
    switch (opcode) {
    case Opcodes.INVOKESTATIC:
        break;
    case Opcodes.INVOKEINTERFACE:
    case Opcodes.INVOKEVIRTUAL:
    case Opcodes.INVOKESPECIAL:
        pop(Type.getObjectType(owner));
        break;
    default:
        throw new IllegalArgumentException("Unsupported opcode " + OPCODES[opcode]);
    }

    String description = simpleName(owner) + "." + name + "(" + args + ")";
    if (!returnType.equals(Type.VOID_TYPE)) {
        push(description, returnType);
    }
    print(opcode, description + " {" + desc + "}");
}

---

From source file:org.apache.commons.javaflow.bytecode.transformation.asm.ContinuationMethodAnalyzer.java

License:Apache License

boolean needsFrameGuard(int opcode, String owner, String name, String desc) {
    /* TODO: need to customize a way enchancer skips classes/methods
    if (owner.startsWith("java/")) {//  w w w  . ja v  a 2s.co  m
        System.out.println("SKIP:: " + owner + "." + name + desc);
        return false;
    }
    */

    if (opcode == Opcodes.INVOKEINTERFACE || (opcode == Opcodes.INVOKESPECIAL && !"<init>".equals(name))
            || opcode == Opcodes.INVOKESTATIC || opcode == Opcodes.INVOKEVIRTUAL) {
        return true;
    }
    return false;
}

---

From source file:org.apache.commons.javaflow.providers.asm3.ContinuableMethodNode.java

License:Apache License

boolean needsFrameGuard(int opcode, String owner, String name, String desc) {
    if (owner.startsWith("java/") || owner.startsWith("javax/")) {
        //System.out.println("SKIP:: " + owner + "." + name + desc);
        return false;
    }//  w w  w .ja  va 2 s .  com

    // Always create save-point before Continuation methods (like suspend)
    if (CONTINUATION_CLASS_INTERNAL_NAME.equals(owner)) {
        return CONTINUATION_CLASS_CONTINUABLE_METHODS.contains(name);
    }

    // No need to create save-point before constructors -- it's forbidden to suspend in constructors anyway
    if (opcode == Opcodes.INVOKESPECIAL && "<init>".equals(name)) {
        return false;
    }

    if (opcode == Opcodes.INVOKEINTERFACE || opcode == Opcodes.INVOKESPECIAL || opcode == Opcodes.INVOKESTATIC
            || opcode == Opcodes.INVOKEVIRTUAL) {
        final ContinuableClassInfo classInfo;
        try {
            classInfo = cciResolver.resolve(owner);
        } catch (final IOException ex) {
            throw new RuntimeException(ex);
        }
        return null != classInfo && classInfo.isContinuableMethod(opcode, name, desc, desc);
    }
    return false;
}

---

From source file:org.apache.commons.javaflow.providers.asm4.ContinuableMethodNode.java

License:Apache License

boolean needsFrameGuard(int opcode, String owner, String name, String desc) {
    if (owner.startsWith("java/") || owner.startsWith("javax/")) {
        //System.out.println("SKIP:: " + owner + "." + name + desc);
        return false;
    }/*from w  ww . j a v  a 2s .  co m*/

    // Always create save-point before Continuation methods (like suspend)
    if (CONTINUATION_CLASS_INTERNAL_NAME.equals(owner)) {
        return CONTINUATION_CLASS_CONTINUABLE_METHODS.contains(name);
    }

    // No need to create save-point before constructors -- it's forbidden to suspend in constructors anyway
    if (opcode == Opcodes.INVOKESPECIAL && "<init>".equals(name)) {
        return false;
    }

    if (opcode == Opcodes.INVOKEDYNAMIC) {
        // TODO verify CallSite to be continuable?
        return true;
    }

    if (opcode == Opcodes.INVOKEINTERFACE || opcode == Opcodes.INVOKESPECIAL || opcode == Opcodes.INVOKESTATIC
            || opcode == Opcodes.INVOKEVIRTUAL) {
        final ContinuableClassInfo classInfo;
        try {
            classInfo = cciResolver.resolve(owner);
        } catch (final IOException ex) {
            throw new RuntimeException(ex);
        }
        return null != classInfo && classInfo.isContinuableMethod(opcode, name, desc, desc);
    }
    return false;
}

---

From source file:org.apache.commons.javaflow.providers.asm5.ContinuableMethodNode.java

License:Apache License

public void visitMethodInsn(int opcode, String owner, String name, String desc) {
    visitMethodInsn(opcode, owner, name, desc, opcode == Opcodes.INVOKEINTERFACE);
}

---

From source file:org.apache.cxf.binding.corba.utils.CorbaAnyHelper.java

License:Apache License

private static void addReadOverride(ClassWriter cw) {
    MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "read_value",
            "(Lorg/omg/CORBA/portable/InputStream;Lorg/omg/CORBA/TypeCode;)V", null, null);
    mv.visitCode();//  ww  w  .  ja v a 2  s  . co m
    Label l0 = new Label();
    mv.visitLabel(l0);
    mv.visitLineNumber(54, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj",
            "Lorg/omg/CORBA/portable/Streamable;");
    Label l1 = new Label();
    mv.visitJumpInsn(Opcodes.IFNULL, l1);
    Label l2 = new Label();
    mv.visitLabel(l2);
    mv.visitLineNumber(55, l2);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj",
            "Lorg/omg/CORBA/portable/Streamable;");
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "org/omg/CORBA/portable/Streamable", "_read",
            "(Lorg/omg/CORBA/portable/InputStream;)V");
    Label l3 = new Label();
    mv.visitJumpInsn(Opcodes.GOTO, l3);
    mv.visitLabel(l1);
    mv.visitLineNumber(57, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitVarInsn(Opcodes.ALOAD, 2);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/sun/corba/se/impl/corba/AnyImpl", "read_value",
            "(Lorg/omg/CORBA/portable/InputStream;Lorg/omg/CORBA/TypeCode;)V");
    mv.visitLabel(l3);
    mv.visitLineNumber(59, l3);
    mv.visitInsn(Opcodes.RETURN);
    Label l4 = new Label();
    mv.visitLabel(l4);
    mv.visitLocalVariable("this", "Lorg/apache/cxf/binding/corba/utils/FixedAnyImpl;", null, l0, l4, 0);
    mv.visitLocalVariable("is", "Lorg/omg/CORBA/portable/InputStream;", null, l0, l4, 1);
    mv.visitLocalVariable("t", "Lorg/omg/CORBA/TypeCode;", null, l0, l4, 2);
    mv.visitMaxs(3, 3);
    mv.visitEnd();
}

---

From source file:org.apache.cxf.binding.corba.utils.CorbaAnyHelper.java

License:Apache License

private static void addWriteOverride(ClassWriter cw) {
    MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "write_value",
            "(Lorg/omg/CORBA/portable/OutputStream;)V", null, null);
    mv.visitCode();//from ww  w .  j  a v a 2s .  co  m
    Label l0 = new Label();
    mv.visitLabel(l0);
    mv.visitLineNumber(61, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj",
            "Lorg/omg/CORBA/portable/Streamable;");
    Label l1 = new Label();
    mv.visitJumpInsn(Opcodes.IFNULL, l1);
    Label l2 = new Label();
    mv.visitLabel(l2);
    mv.visitLineNumber(62, l2);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj",
            "Lorg/omg/CORBA/portable/Streamable;");
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "org/omg/CORBA/portable/Streamable", "_write",
            "(Lorg/omg/CORBA/portable/OutputStream;)V");
    Label l3 = new Label();
    mv.visitJumpInsn(Opcodes.GOTO, l3);
    mv.visitLabel(l1);
    mv.visitLineNumber(64, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/sun/corba/se/impl/corba/AnyImpl", "write_value",
            "(Lorg/omg/CORBA/portable/OutputStream;)V");
    mv.visitLabel(l3);
    mv.visitLineNumber(66, l3);
    mv.visitInsn(Opcodes.RETURN);
    Label l4 = new Label();
    mv.visitLabel(l4);
    mv.visitLocalVariable("this", "Lorg/apache/cxf/binding/corba/utils/FixedAnyImpl;", null, l0, l4, 0);
    mv.visitLocalVariable("os", "Lorg/omg/CORBA/portable/OutputStream;", null, l0, l4, 1);
    mv.visitMaxs(2, 2);
    mv.visitEnd();

}

---

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