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/PUSH.java

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * 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;

/**
 * Wrapper class for push operations, which are implemented either as BIPUSH,
 * LDC or xCONST_n instructions.
 *
 * @version $Id: PUSH.java 1749598 2016-06-21 20:36:33Z ggregory $
 */
public final class PUSH implements CompoundInstruction, VariableLengthInstruction {

    private Instruction instruction;


    /**
     * This constructor also applies for values of type short, char, byte
     *
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final int value) {
        if ((value >= -1) && (value <= 5)) {
            instruction = InstructionConst.getInstruction(Const.ICONST_0 + value);
        } else if (Instruction.isValidByte(value)) {
            instruction = new BIPUSH((byte) value);
        } else if (Instruction.isValidShort(value)) {
            instruction = new SIPUSH((short) value);
        } else {
            instruction = new LDC(cp.addInteger(value));
        }
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final boolean value) {
        instruction = InstructionConst.getInstruction(Const.ICONST_0 + (value ? 1 : 0));
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final float value) {
        if (value == 0.0) {
            instruction = InstructionConst.FCONST_0;
        } else if (value == 1.0) {
            instruction = InstructionConst.FCONST_1;
        } else if (value == 2.0) {
            instruction = InstructionConst.FCONST_2;
        } else {
            instruction = new LDC(cp.addFloat(value));
        }
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final long value) {
        if (value == 0) {
            instruction = InstructionConst.LCONST_0;
        } else if (value == 1) {
            instruction = InstructionConst.LCONST_1;
        } else {
            instruction = new LDC2_W(cp.addLong(value));
        }
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final double value) {
        if (value == 0.0) {
            instruction = InstructionConst.DCONST_0;
        } else if (value == 1.0) {
            instruction = InstructionConst.DCONST_1;
        } else {
            instruction = new LDC2_W(cp.addDouble(value));
        }
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final String value) {
        if (value == null) {
            instruction = InstructionConst.ACONST_NULL;
        } else {
            instruction = new LDC(cp.addString(value));
        }
    }

    /**
     *
     * @param cp
     * @param value
     * @since 6.0
     */
    public PUSH(final ConstantPoolGen cp, final ObjectType value) {
        if (value == null) {
            instruction = InstructionConst.ACONST_NULL;
        } else {
            instruction = new LDC(cp.addClass(value));
        }
    }

    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final Number value) {
        if ((value instanceof Integer) || (value instanceof Short) || (value instanceof Byte)) {
            instruction = new PUSH(cp, value.intValue()).instruction;
        } else if (value instanceof Double) {
            instruction = new PUSH(cp, value.doubleValue()).instruction;
        } else if (value instanceof Float) {
            instruction = new PUSH(cp, value.floatValue()).instruction;
        } else if (value instanceof Long) {
            instruction = new PUSH(cp, value.longValue()).instruction;
        } else {
            throw new ClassGenException("What's this: " + value);
        }
    }


    /**
     * creates a push object from a Character value. Warning: Make sure not to attempt to allow
     * autoboxing to create this value parameter, as an alternative constructor will be called
     *
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final Character value) {
        this(cp, value.charValue());
    }


    /**
     * @param cp Constant pool
     * @param value to be pushed
     */
    public PUSH(final ConstantPoolGen cp, final Boolean value) {
        this(cp, value.booleanValue());
    }


    @Override
    public final InstructionList getInstructionList() {
        return new InstructionList(instruction);
    }


    public final Instruction getInstruction() {
        return instruction;
    }


    /**
     * @return mnemonic for instruction
     */
    @Override
    public String toString() {
        return instruction + " (PUSH)";
    }
}

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

 

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2020-08-25, 131484👍, 0💬