JDK 11 java.xml.jmod - XML Module

JDK 11 java.xml.jmod is the JMOD file for JDK 11 XML (eXtensible Markup Language) module.

JDK 11 XML module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.xml.jmod.

JDK 11 XML module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 XML module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.xml.

You can click and view the content of each source code file in the list below.

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com/sun/org/apache/bcel/internal/generic/FieldOrMethod.java

/*
 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.bcel.internal.generic;

import com.sun.org.apache.bcel.internal.Const;
import com.sun.org.apache.bcel.internal.classfile.ConstantCP;
import com.sun.org.apache.bcel.internal.classfile.ConstantNameAndType;
import com.sun.org.apache.bcel.internal.classfile.ConstantPool;
import com.sun.org.apache.bcel.internal.classfile.ConstantUtf8;

/**
 * Super class for InvokeInstruction and FieldInstruction, since they have
 * some methods in common!
 *
 * @version $Id: FieldOrMethod.java 1749603 2016-06-21 20:50:19Z ggregory $
 */
public abstract class FieldOrMethod extends CPInstruction implements LoadClass {

    /**
     * Empty constructor needed for the Class.newInstance() statement in
     * Instruction.readInstruction(). Not to be used otherwise.
     */
    FieldOrMethod() {
    }


    /**
     * @param index to constant pool
     */
    protected FieldOrMethod(final short opcode, final int index) {
        super(opcode, index);
    }


    /** @return signature of referenced method/field.
     */
    public String getSignature( final ConstantPoolGen cpg ) {
        final ConstantPool cp = cpg.getConstantPool();
        final ConstantCP cmr = (ConstantCP) cp.getConstant(super.getIndex());
        final ConstantNameAndType cnat = (ConstantNameAndType) cp.getConstant(cmr.getNameAndTypeIndex());
        return ((ConstantUtf8) cp.getConstant(cnat.getSignatureIndex())).getBytes();
    }


    /** @return name of referenced method/field.
     */
    public String getName( final ConstantPoolGen cpg ) {
        final ConstantPool cp = cpg.getConstantPool();
        final ConstantCP cmr = (ConstantCP) cp.getConstant(super.getIndex());
        final ConstantNameAndType cnat = (ConstantNameAndType) cp.getConstant(cmr.getNameAndTypeIndex());
        return ((ConstantUtf8) cp.getConstant(cnat.getNameIndex())).getBytes();
    }


    /**
     * @return name of the referenced class/interface
     * @deprecated If the instruction references an array class,
     *    this method will return "java.lang.Object".
     *    For code generated by Java 1.5, this answer is
     *    sometimes wrong (e.g., if the "clone()" method is
     *    called on an array).  A better idea is to use
     *    the {@link #getReferenceType(ConstantPoolGen)} method, which correctly distinguishes
     *    between class types and array types.
     *
     */
    @Deprecated
    public String getClassName( final ConstantPoolGen cpg ) {
        final ConstantPool cp = cpg.getConstantPool();
        final ConstantCP cmr = (ConstantCP) cp.getConstant(super.getIndex());
        final String className = cp.getConstantString(cmr.getClassIndex(), Const.CONSTANT_Class);
        if (className.startsWith("[")) {
            // Turn array classes into java.lang.Object.
            return "java.lang.Object";
        }
        return className.replace('/', '.');
    }


    /** @return type of the referenced class/interface
     * @deprecated If the instruction references an array class,
     *    the ObjectType returned will be invalid.  Use
     *    getReferenceType() instead.
     */
    @Deprecated
    public ObjectType getClassType( final ConstantPoolGen cpg ) {
        return ObjectType.getInstance(getClassName(cpg));
    }


    /**
     * Return the reference type representing the class, interface,
     * or array class referenced by the instruction.
     * @param cpg the ConstantPoolGen used to create the instruction
     * @return an ObjectType (if the referenced class type is a class
     *   or interface), or an ArrayType (if the referenced class
     *   type is an array class)
     */
    public ReferenceType getReferenceType( final ConstantPoolGen cpg ) {
        final ConstantPool cp = cpg.getConstantPool();
        final ConstantCP cmr = (ConstantCP) cp.getConstant(super.getIndex());
        String className = cp.getConstantString(cmr.getClassIndex(), Const.CONSTANT_Class);
        if (className.startsWith("[")) {
            return (ArrayType) Type.getType(className);
        }
        className = className.replace('/', '.');
        return ObjectType.getInstance(className);
    }


    /**
     * Get the ObjectType of the method return or field.
     *
     * @return type of the referenced class/interface
     * @throws ClassGenException when the field is (or method returns) an array,
     */
    @Override
    public ObjectType getLoadClassType( final ConstantPoolGen cpg ) {
        final ReferenceType rt = getReferenceType(cpg);
        if(rt instanceof ObjectType) {
            return (ObjectType)rt;
        }
        throw new ClassGenException(rt.getSignature() + " does not represent an ObjectType");
    }
}

com/sun/org/apache/bcel/internal/generic/FieldOrMethod.java

 

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2020-08-25, 132191👍, 0💬