Example usage for org.objectweb.asm Opcodes ACC_PRIVATE

Introduction

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

Prototype

int ACC_PRIVATE

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

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Usage

From source file:com.mogujie.instantrun.IncrementalSupportVisitor.java

License:Apache License

@Override
public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
    //        InstantProguardMap.instance().putField(InstantRunTool.getFieldSig(name, desc));
    //        access = transformAccessForInstantRun(access);
    //make all field to public
    access &= ~Opcodes.ACC_PROTECTED;
    access &= ~Opcodes.ACC_PRIVATE;
    access = access | Opcodes.ACC_PUBLIC;
    return super.visitField(access, name, desc, signature, value);
}

---

From source file:com.mogujie.instantrun.IncrementalTool.java

License:Apache License

public static int transformAccessToPublic(int access) {
    access &= ~Opcodes.ACC_PROTECTED;
    access &= ~Opcodes.ACC_PRIVATE;
    return access | Opcodes.ACC_PUBLIC;
}

---

From source file:com.mogujie.instantrun.IncrementalTool.java

License:Apache License

public static int transformAccessForInstantRun(int access) {
    IncrementalVisitor.AccessRight accessRight = IncrementalVisitor.AccessRight.fromNodeAccess(access);
    if (accessRight != IncrementalVisitor.AccessRight.PRIVATE) {
        access &= ~Opcodes.ACC_PROTECTED;
        access &= ~Opcodes.ACC_PRIVATE;
        return access | Opcodes.ACC_PUBLIC;
    }//from   w  w w.ja  v  a  2  s  . c o m
    return access;
}

---

From source file:com.navercorp.pinpoint.profiler.instrument.ASMAspectWeaver.java

License:Apache License

private void copyPointCutMethods(final MethodNodes methodNodes, final ASMClassNodeAdapter classNode)
        throws InstrumentException {
    final ASMMethodInsnNodeRemapper remapper = new ASMMethodInsnNodeRemapper();
    for (ASMMethodNodeAdapter joinPointMethodNode : methodNodes.jointPoints) {
        remapper.addFilter(null, joinPointMethodNode.getName(), joinPointMethodNode.getDesc());
    }//  w  w  w  . ja v  a 2  s  .  c  o  m

    for (ASMMethodNodeAdapter pointCutMethodNode : methodNodes.pointCuts) {
        final ASMMethodNodeAdapter sourceMethodNode = classNode.getDeclaredMethod(pointCutMethodNode.getName(),
                pointCutMethodNode.getDesc());
        if (sourceMethodNode == null) {
            throw new InstrumentException(
                    "not found method. " + classNode.getInternalName() + "." + pointCutMethodNode.getName());
        }

        if (!sourceMethodNode.getDesc().equals(pointCutMethodNode.getDesc())) {
            throw new InstrumentException("Signature miss match. method=" + pointCutMethodNode.getName()
                    + ", source=" + sourceMethodNode.getDesc() + ", advice=" + pointCutMethodNode.getDesc());
        }

        if (logger.isInfoEnabled()) {
            logger.info("weaving method={}{}", sourceMethodNode.getName(), sourceMethodNode.getDesc());
        }

        // rename.
        final String methodName = this.methodNameReplacer.replaceMethodName(sourceMethodNode.getName());
        sourceMethodNode.rename(methodName);
        // set private.
        sourceMethodNode.setAccess(sourceMethodNode.getAccess() & -6 | Opcodes.ACC_PRIVATE);
        // copy.
        classNode.copyMethod(pointCutMethodNode);

        // remap
        final ASMMethodNodeAdapter newMethodNode = classNode.getDeclaredMethod(pointCutMethodNode.getName(),
                pointCutMethodNode.getDesc());
        if (newMethodNode == null) {
            throw new InstrumentException("not found new method. " + classNode.getInternalName() + "."
                    + pointCutMethodNode.getName());
        }
        remapper.setName(methodName);
        newMethodNode.remapMethodInsnNode(remapper);
    }
}

---

From source file:com.navercorp.pinpoint.profiler.instrument.ASMClassNodeAdapter.java

License:Apache License

public ASMFieldNodeAdapter addField(final String fieldName, final Class<?> fieldClass) {
    if (fieldName == null || fieldClass == null) {
        throw new IllegalArgumentException("fieldNode name or fieldNode class must not be null.");
    }/* w ww.  j a  v a2  s .c om*/

    final Type type = Type.getType(fieldClass);
    final FieldNode fieldNode = new FieldNode(Opcodes.ACC_PRIVATE, fieldName, type.getDescriptor(), null, null);
    if (this.classNode.fields == null) {
        this.classNode.fields = new ArrayList<FieldNode>();
    }
    this.classNode.fields.add(fieldNode);

    return new ASMFieldNodeAdapter(fieldNode);
}

---

From source file:com.navercorp.pinpoint.profiler.instrument.ASMMethodNodeAdapter.java

License:Apache License

public boolean isPrivate() {
    return (this.methodNode.access & Opcodes.ACC_PRIVATE) != 0;
}

---

From source file:com.nginious.http.xsp.ForEachTagPart.java

License:Apache License

/**
 * Creates bytecode in a separate method for evaluating this for each tag part.
 * //from  w w  w  .ja v  a2s  .c  o m
 * @param intClassName the binary class name of the class being created
 * @param writer the class writer
 * @throws XspException if unable to create bytecode
 */
void compileMethod(String intClassName, ClassWriter writer) throws XspException {
    String[] exceptions = { "com/nginious/http/xsp/XspException" };
    MethodVisitor visitor = writer.visitMethod(Opcodes.ACC_PRIVATE, this.methodName,
            "(Lcom/nginious/http/HttpRequest;Lcom/nginious/http/HttpResponse;Ljava/lang/StringBuffer;)V", null,
            exceptions);
    visitor.visitCode();

    Label tryLabel = new Label();
    Label startCatchLabel = new Label();

    // Start try block
    visitor.visitTryCatchBlock(tryLabel, startCatchLabel, startCatchLabel, "java/lang/Exception");
    visitor.visitLabel(tryLabel);

    try {
        String expression = setValue.getExpressionContent();
        ExpressionParser parser = new ExpressionParser();
        TreeExpression expr = parser.parse(expression);

        if (expr.getType() != Type.ANY) {
            throw new XspException("Expression in attribute set in tag " + getName()
                    + " is not an attribute or bean property " + " at line " + getLocationDescriptor());
        }

        expr.compile(visitor, Type.ANY);
        visitor.visitTypeInsn(Opcodes.CHECKCAST, "java/util/Collection");
        visitor.visitVarInsn(Opcodes.ASTORE, 4);
    } catch (ExpressionException e) {
        throw new XspException("Invalid expression in attribute set in tag " + getName() + " at line "
                + getLocationDescriptor(), e);
    }

    Label labelOut = new Label();
    visitor.visitVarInsn(Opcodes.ALOAD, 4);
    visitor.visitJumpInsn(Opcodes.IFNULL, labelOut);

    // Start
    if (this.start != null) {
        start.compile(visitor, Type.INT);
    } else {
        visitor.visitLdcInsn((int) 0);
    }

    visitor.visitVarInsn(Opcodes.ISTORE, 5);

    // End
    if (this.end != null) {
        end.compile(visitor, Type.INT);
    } else {
        visitor.visitVarInsn(Opcodes.ALOAD, 4);
        visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Collection", "size", "()I");
    }

    visitor.visitVarInsn(Opcodes.ISTORE, 6);

    // Step
    if (this.step != null) {
        step.compile(visitor, Type.INT);
    } else {
        visitor.visitLdcInsn((int) 1);
    }

    visitor.visitVarInsn(Opcodes.ISTORE, 7);

    // Current pos
    visitor.visitLdcInsn(0);
    visitor.visitVarInsn(Opcodes.ISTORE, 8);

    visitor.visitVarInsn(Opcodes.ALOAD, 4);
    visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Collection", "iterator",
            "()Ljava/util/Iterator;");
    visitor.visitVarInsn(Opcodes.ASTORE, 9);

    Label labelStart = new Label();

    // Start of loop
    visitor.visitLabel(labelStart);

    // iterator.hasNext();
    visitor.visitVarInsn(Opcodes.ALOAD, 9);
    visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Iterator", "hasNext", "()Z");
    visitor.visitJumpInsn(Opcodes.IFEQ, labelOut);

    // iterator.next();
    visitor.visitVarInsn(Opcodes.ALOAD, 9);
    visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Iterator", "next", "()Ljava/lang/Object;");
    visitor.visitVarInsn(Opcodes.ASTORE, 10);

    // pos >= start && pos <= end && (pos - start) % step == 0
    Label labelIncr = new Label();

    visitor.visitVarInsn(Opcodes.ILOAD, 8);
    visitor.visitVarInsn(Opcodes.ILOAD, 5);
    visitor.visitJumpInsn(Opcodes.IF_ICMPLT, labelIncr);

    visitor.visitVarInsn(Opcodes.ILOAD, 8);
    visitor.visitVarInsn(Opcodes.ILOAD, 6);
    visitor.visitJumpInsn(Opcodes.IF_ICMPGT, labelIncr);

    visitor.visitVarInsn(Opcodes.ILOAD, 8);
    visitor.visitVarInsn(Opcodes.ILOAD, 5);
    visitor.visitInsn(Opcodes.ISUB);
    visitor.visitVarInsn(Opcodes.ILOAD, 7);
    visitor.visitInsn(Opcodes.IREM);
    visitor.visitJumpInsn(Opcodes.IFNE, labelIncr);

    visitor.visitVarInsn(Opcodes.ALOAD, 1);
    varName.compile(visitor, Type.STRING);
    visitor.visitVarInsn(Opcodes.ALOAD, 10);
    visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "com/nginious/http/HttpRequest", "setAttribute",
            "(Ljava/lang/String;Ljava/lang/Object;)V");

    // Call sub parts
    for (XspPart part : this.contentParts) {
        part.compile(intClassName, writer, visitor);
    }

    // pos++
    visitor.visitLabel(labelIncr);
    visitor.visitIincInsn(8, 1);
    visitor.visitJumpInsn(Opcodes.GOTO, labelStart);

    visitor.visitLabel(labelOut);
    visitor.visitInsn(Opcodes.RETURN);

    visitor.visitLabel(startCatchLabel);

    visitor.visitVarInsn(Opcodes.ASTORE, 3);
    visitor.visitTypeInsn(Opcodes.NEW, "com/nginious/http/xsp/XspException");
    visitor.visitInsn(Opcodes.DUP);
    visitor.visitLdcInsn("Attribute set contains an invalid collection for tag " + getName() + " at "
            + getLocationDescriptor());
    visitor.visitVarInsn(Opcodes.ALOAD, 3);
    visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/nginious/http/xsp/XspException", "<init>",
            "(Ljava/lang/String;Ljava/lang/Throwable;)V");
    visitor.visitInsn(Opcodes.ATHROW);

    visitor.visitMaxs(11, 11);
    visitor.visitEnd();
}

---

From source file:com.nginious.http.xsp.FormatDateTagPart.java

License:Apache License

/**
 * Creates bytecode in a separate method for evaluating this format date tag part.
 * /*  w w w . j a  va 2s  .  c  om*/
 * @param intClassName the binary class name of the class being created
 * @param writer the class writer
 * @throws XspException if unable to create bytecode
 */
void compileMethod(String intClassName, ClassWriter writer) throws XspException {
    String[] exceptions = { "com/nginious/http/xsp/XspException" };
    MethodVisitor visitor = writer.visitMethod(Opcodes.ACC_PRIVATE, this.methodName,
            "(Lcom/nginious/http/HttpRequest;Lcom/nginious/http/HttpResponse;Ljava/lang/StringBuffer;)V", null,
            exceptions);
    visitor.visitCode();

    Label tryLabel = new Label();
    Label startCatchLabel = new Label();

    // Start try block
    visitor.visitTryCatchBlock(tryLabel, startCatchLabel, startCatchLabel, "java/lang/Exception");

    visitor.visitLabel(tryLabel);

    visitor.visitTypeInsn(Opcodes.NEW, "java/text/SimpleDateFormat");
    visitor.visitInsn(Opcodes.DUP);
    pattern.compile(visitor, Type.STRING);
    visitor.visitVarInsn(Opcodes.ALOAD, 2);
    visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "com/nginious/http/HttpResponse", "getLocale",
            "()Ljava/util/Locale;");
    visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/text/SimpleDateFormat", "<init>",
            "(Ljava/lang/String;Ljava/util/Locale;)V");
    visitor.visitVarInsn(Opcodes.ASTORE, 4);

    if (this.timeZone != null) {
        visitor.visitVarInsn(Opcodes.ALOAD, 4);
        String timeZoneDesc = timeZone.getStringContent();
        visitor.visitLdcInsn(timeZoneDesc);
        visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/util/TimeZone", "getTimeZone",
                "(Ljava/lang/String;)Ljava/util/TimeZone;");
        visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/text/SimpleDateFormat", "setTimeZone",
                "(Ljava/util/TimeZone;)V");
    }

    try {
        String expression = value.getExpressionContent();
        ExpressionParser parser = new ExpressionParser();
        TreeExpression expr = parser.parse(expression);

        if (expr.getType() != Type.ANY) {
            throw new XspException("Expression in attribute value in tag " + getName()
                    + " is not an attribute or bean property " + " at line " + getLocationDescriptor());
        }

        expr.compile(visitor, Type.ANY);
        visitor.visitTypeInsn(Opcodes.CHECKCAST, "java/util/Date");
        visitor.visitVarInsn(Opcodes.ASTORE, 5);
    } catch (ExpressionException e) {
        throw new XspException("Invalid expression in attribute value in tag " + getName() + " at line "
                + getLocationDescriptor(), e);
    }

    Label nullLabel = new Label();
    visitor.visitVarInsn(Opcodes.ALOAD, 5);
    visitor.visitJumpInsn(Opcodes.IFNULL, nullLabel);

    visitor.visitVarInsn(Opcodes.ALOAD, 4);
    visitor.visitVarInsn(Opcodes.ALOAD, 5);
    visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/text/SimpleDateFormat", "format",
            "(Ljava/util/Date;)Ljava/lang/String;");
    visitor.visitVarInsn(Opcodes.ASTORE, 5);

    if (this.var != null) {
        visitor.visitVarInsn(Opcodes.ALOAD, 1);
        var.compile(visitor, Type.STRING);
        visitor.visitVarInsn(Opcodes.ALOAD, 5);
        visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "com/nginious/http/HttpRequest", "setAttribute",
                "(Ljava/lang/String;Ljava/lang/Object;)V");
    } else {
        visitor.visitVarInsn(Opcodes.ALOAD, 3);
        visitor.visitVarInsn(Opcodes.ALOAD, 5);
        visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/StringBuffer", "append",
                "(Ljava/lang/String;)Ljava/lang/StringBuffer;");
        visitor.visitInsn(Opcodes.POP);
    }

    visitor.visitLabel(nullLabel);
    visitor.visitInsn(Opcodes.RETURN);

    visitor.visitLabel(startCatchLabel);

    visitor.visitVarInsn(Opcodes.ASTORE, 3);
    visitor.visitTypeInsn(Opcodes.NEW, "com/nginious/http/xsp/XspException");
    visitor.visitInsn(Opcodes.DUP);
    visitor.visitLdcInsn(
            "Attribute value contains an invalid date for tag " + getName() + " at " + getLocationDescriptor());
    visitor.visitVarInsn(Opcodes.ALOAD, 3);
    visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/nginious/http/xsp/XspException", "<init>",
            "(Ljava/lang/String;Ljava/lang/Throwable;)V");
    visitor.visitInsn(Opcodes.ATHROW);

    visitor.visitMaxs(6, 6);
    visitor.visitEnd();

    super.compileMethod(intClassName, writer);
}

---

From source file:com.nginious.http.xsp.FormatNumberTagPart.java

License:Apache License

/**
 * Creates bytecode in a separate method for evaluating this format number tag part.
 * /*from w w w . ja v  a 2 s  .  c o m*/
 * @param intClassName the binary class name of the class being created
 * @param writer the class writer
 * @throws XspException if unable to create bytecode
 */
void compileMethod(String intClassName, ClassWriter writer) throws XspException {
    String[] exceptions = { "com/nginious/http/xsp/XspException" };
    MethodVisitor visitor = writer.visitMethod(Opcodes.ACC_PRIVATE, this.methodName,
            "(Lcom/nginious/http/HttpRequest;Lcom/nginious/http/HttpResponse;Ljava/lang/StringBuffer;)V", null,
            exceptions);
    visitor.visitCode();

    Label tryLabel = new Label();
    Label startCatchLabel = new Label();

    // Start try block
    visitor.visitTryCatchBlock(tryLabel, startCatchLabel, startCatchLabel, "java/lang/Exception");

    visitor.visitLabel(tryLabel);

    visitor.visitTypeInsn(Opcodes.NEW, "java/text/DecimalFormat");
    visitor.visitInsn(Opcodes.DUP);
    pattern.compile(visitor, Type.STRING);
    visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/text/DecimalFormat", "<init>",
            "(Ljava/lang/String;)V");
    visitor.visitVarInsn(Opcodes.ASTORE, 4);

    ExpressionParser parser = null;
    TreeExpression expr = null;

    try {
        String expression = value.getExpressionContent();
        parser = new ExpressionParser();
        expr = parser.parse(expression);

        if (expr.getType() != Type.ANY) {
            throw new XspException("Expression in attribute value in tag " + getName()
                    + " is not an attribute or bean property " + " at line " + getLocationDescriptor());
        }
    } catch (ExpressionException e) {
        throw new XspException("Invalid expression in attribute value in tag " + getName() + " at line "
                + getLocationDescriptor(), e);
    }

    visitor.visitVarInsn(Opcodes.ALOAD, 4);
    expr.compile(visitor, Type.DOUBLE);
    visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/text/DecimalFormat", "format",
            "(D)Ljava/lang/String;");
    visitor.visitVarInsn(Opcodes.ASTORE, 5);

    if (this.var != null) {
        visitor.visitVarInsn(Opcodes.ALOAD, 1);
        var.compile(visitor, Type.STRING);
        visitor.visitVarInsn(Opcodes.ALOAD, 5);
        visitor.visitMethodInsn(Opcodes.INVOKEINTERFACE, "com/nginious/http/HttpRequest", "setAttribute",
                "(Ljava/lang/String;Ljava/lang/Object;)V");
    } else {
        visitor.visitVarInsn(Opcodes.ALOAD, 3);
        visitor.visitVarInsn(Opcodes.ALOAD, 5);
        visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/StringBuffer", "append",
                "(Ljava/lang/String;)Ljava/lang/StringBuffer;");
        visitor.visitInsn(Opcodes.POP);
    }

    visitor.visitInsn(Opcodes.RETURN);

    visitor.visitLabel(startCatchLabel);

    visitor.visitVarInsn(Opcodes.ASTORE, 4);
    visitor.visitTypeInsn(Opcodes.NEW, "com/nginious/http/xsp/XspException");
    visitor.visitInsn(Opcodes.DUP);
    visitor.visitLdcInsn("Attribute value contains an invalid number for tag " + getName() + " at "
            + getLocationDescriptor());
    visitor.visitVarInsn(Opcodes.ALOAD, 4);
    visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/nginious/http/xsp/XspException", "<init>",
            "(Ljava/lang/String;Ljava/lang/Throwable;)V");
    visitor.visitInsn(Opcodes.ATHROW);

    visitor.visitMaxs(6, 6);
    visitor.visitEnd();

    super.compileMethod(intClassName, writer);
}

---

From source file:com.nginious.http.xsp.IfTagPart.java

License:Apache License

/**
 * Creates bytecode in a separate method for evaluating this if tag part.
 * /*w  w  w .j a  v a  2  s. c  o m*/
 * @param intClassName the binary class name of the class being created
 * @param writer the class writer
 * @throws XspException if unable to create bytecode
 */
void compileMethod(String intClassName, ClassWriter writer) throws XspException {
    if (this.part == null) {
        throw new XspException(
                "Attribute test is missing for tag " + getName() + " at " + getLocationDescriptor());
    }

    if (!part.isExpression()) {
        throw new XspException(
                "Attribute test is not an expression for tag " + getName() + " at " + getLocationDescriptor());
    }

    String expression = part.getExpressionContent();

    try {
        ExpressionParser parser = new ExpressionParser();
        TreeExpression expr = parser.parse(expression);

        if (expr.getType() != Type.BOOLEAN) {
            throw new XspException("Expression in attribute test in tag " + getName()
                    + " does not produce a boolean " + " at line " + getLocationDescriptor());
        }

        MethodVisitor visitor = writer.visitMethod(Opcodes.ACC_PRIVATE, this.methodName, "()Z", null, null);
        visitor.visitCode();
        expr.compile(visitor);
        visitor.visitInsn(Opcodes.IRETURN);
        visitor.visitMaxs(5, 5);
        visitor.visitEnd();

        super.compileMethod(intClassName, writer);
    } catch (ExpressionException e) {
        throw new XspException("Invalid expression in attribute test in tag " + getName() + " at line "
                + getLocationDescriptor(), e);
    }
}

---

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