JDK 11 jdk.compiler.jmod - Compiler Tool

JDK 11 jdk.compiler.jmod is the JMOD file for JDK 11 Compiler tool, which can be invoked by the "javac" command.

JDK 11 Compiler tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.compiler.jmod.

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

JDK 11 Compiler source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.compiler.

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

✍: FYIcenter

com/sun/tools/javac/util/ByteBuffer.java

/*
 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package com.sun.tools.javac.util;

import java.io.*;

/** A byte buffer is a flexible array which grows when elements are
 *  appended. There are also methods to append names to byte buffers
 *  and to convert byte buffers to names.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 */
public class ByteBuffer {

    /** An array holding the bytes in this buffer; can be grown.
     */
    public byte[] elems;

    /** The current number of defined bytes in this buffer.
     */
    public int length;

    /** Create a new byte buffer.
     */
    public ByteBuffer() {
        this(64);
    }

    /** Create a new byte buffer with an initial elements array
     *  of given size.
     */
    public ByteBuffer(int initialSize) {
        elems = new byte[initialSize];
        length = 0;
    }

    /** Append byte to this buffer.
     */
    public void appendByte(int b) {
        elems = ArrayUtils.ensureCapacity(elems, length);
        elems[length++] = (byte)b;
    }

    /** Append `len' bytes from byte array,
     *  starting at given `start' offset.
     */
    public void appendBytes(byte[] bs, int start, int len) {
        elems = ArrayUtils.ensureCapacity(elems, length + len);
        System.arraycopy(bs, start, elems, length, len);
        length += len;
    }

    /** Append all bytes from given byte array.
     */
    public void appendBytes(byte[] bs) {
        appendBytes(bs, 0, bs.length);
    }

    /** Append a character as a two byte number.
     */
    public void appendChar(int x) {
        elems = ArrayUtils.ensureCapacity(elems, length + 1);
        elems[length  ] = (byte)((x >>  8) & 0xFF);
        elems[length+1] = (byte)((x      ) & 0xFF);
        length = length + 2;
    }

    /** Append an integer as a four byte number.
     */
    public void appendInt(int x) {
        elems = ArrayUtils.ensureCapacity(elems, length + 3);
        elems[length  ] = (byte)((x >> 24) & 0xFF);
        elems[length+1] = (byte)((x >> 16) & 0xFF);
        elems[length+2] = (byte)((x >>  8) & 0xFF);
        elems[length+3] = (byte)((x      ) & 0xFF);
        length = length + 4;
    }

    /** Append a long as an eight byte number.
     */
    public void appendLong(long x) {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream(8);
        DataOutputStream bufout = new DataOutputStream(buffer);
        try {
            bufout.writeLong(x);
            appendBytes(buffer.toByteArray(), 0, 8);
        } catch (IOException e) {
            throw new AssertionError("write");
        }
    }

    /** Append a float as a four byte number.
     */
    public void appendFloat(float x) {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream(4);
        DataOutputStream bufout = new DataOutputStream(buffer);
        try {
            bufout.writeFloat(x);
            appendBytes(buffer.toByteArray(), 0, 4);
        } catch (IOException e) {
            throw new AssertionError("write");
        }
    }

    /** Append a double as a eight byte number.
     */
    public void appendDouble(double x) {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream(8);
        DataOutputStream bufout = new DataOutputStream(buffer);
        try {
            bufout.writeDouble(x);
            appendBytes(buffer.toByteArray(), 0, 8);
        } catch (IOException e) {
            throw new AssertionError("write");
        }
    }

    /** Append a name.
     */
    public void appendName(Name name) {
        appendBytes(name.getByteArray(), name.getByteOffset(), name.getByteLength());
    }

    /** Reset to zero length.
     */
    public void reset() {
        length = 0;
    }

    /** Convert contents to name.
     */
    public Name toName(Names names) {
        return names.fromUtf(elems, 0, length);
    }
}

com/sun/tools/javac/util/ByteBuffer.java

 

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