JDK 17 java.desktop.jmod - Desktop Module

JDK 17 java.desktop.jmod is the JMOD file for JDK 17 Desktop module.

JDK 17 Desktop module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.desktop.jmod.

JDK 17 Desktop module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Desktop module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.desktop.

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

✍: FYIcenter

com/sun/media/sound/AuFileReader.java

/*
 * Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
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 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package com.sun.media.sound;

import java.io.DataInputStream;
import java.io.IOException;
import java.io.InputStream;

import javax.sound.sampled.AudioFileFormat.Type;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.UnsupportedAudioFileException;

/**
 * AU file reader.
 *
 * @author Kara Kytle
 * @author Jan Borgersen
 * @author Florian Bomers
 */
public final class AuFileReader extends SunFileReader {

    @Override
    StandardFileFormat getAudioFileFormatImpl(final InputStream stream)
            throws UnsupportedAudioFileException, IOException {
        final DataInputStream dis = new DataInputStream(stream);
        final int magic = dis.readInt();

        if (magic != AuFileFormat.AU_SUN_MAGIC) {
            // not AU, throw exception
            throw new UnsupportedAudioFileException("not an AU file");
        }

        final int headerSize = dis.readInt();
        if (headerSize < AuFileFormat.AU_HEADERSIZE) {
            throw new UnsupportedAudioFileException("Invalid header size");
        }
        final long /* unsigned int */ dataSize = dis.readInt() & 0xffffffffL;
        final int auType = dis.readInt();
        final int sampleRate = dis.readInt();
        if (sampleRate <= 0) {
            throw new UnsupportedAudioFileException("Invalid sample rate");
        }
        final int channels = dis.readInt();
        if (channels <= 0) {
            throw new UnsupportedAudioFileException("Invalid number of channels");
        }

        final int sampleSizeInBits;
        final AudioFormat.Encoding encoding;
        switch (auType) {
            case AuFileFormat.AU_ULAW_8:
                encoding = AudioFormat.Encoding.ULAW;
                sampleSizeInBits = 8;
                break;
            case AuFileFormat.AU_ALAW_8:
                encoding = AudioFormat.Encoding.ALAW;
                sampleSizeInBits = 8;
                break;
            case AuFileFormat.AU_LINEAR_8:
                // $$jb: 04.29.99: 8bit linear is *signed*, not *unsigned*
                encoding = AudioFormat.Encoding.PCM_SIGNED;
                sampleSizeInBits = 8;
                break;
            case AuFileFormat.AU_LINEAR_16:
                encoding = AudioFormat.Encoding.PCM_SIGNED;
                sampleSizeInBits = 16;
                break;
            case AuFileFormat.AU_LINEAR_24:
                encoding = AudioFormat.Encoding.PCM_SIGNED;
                sampleSizeInBits = 24;
                break;
            case AuFileFormat.AU_LINEAR_32:
                encoding = AudioFormat.Encoding.PCM_SIGNED;
                sampleSizeInBits = 32;
                break;
            case AuFileFormat.AU_FLOAT:
                encoding = AudioFormat.Encoding.PCM_FLOAT;
                sampleSizeInBits = 32;
                break;
            case AuFileFormat.AU_DOUBLE:
                encoding = AudioFormat.Encoding.PCM_FLOAT;
                sampleSizeInBits = 64;
                break;
            // we don't support these ...
            /*          case AuFileFormat.AU_ADPCM_G721:
                        encoding = new AudioFormat.G721_ADPCM;
                        sampleSizeInBits = 16;
                        break;
                        case AuFileFormat.AU_ADPCM_G723_3:
                        encoding = new AudioFormat.G723_3;
                        sampleSize = 24;
                        SamplePerUnit = 8;
                        break;
                        case AuFileFormat.AU_ADPCM_G723_5:
                        encoding = new AudioFormat.G723_5;
                        sampleSize = 40;
                        SamplePerUnit = 8;
                        break;
            */
            default:
                // unsupported filetype, throw exception
                throw new UnsupportedAudioFileException("not a valid AU file");
        }

        // Skip the variable-length annotation field. The content of this field
        // is currently undefined by AU specification and is unsupported by
        // JavaSound, so seek past the header
        dis.skipBytes(headerSize - AuFileFormat.AU_HEADERSIZE);

        // Even if the sampleSizeInBits and channels are supported we can get an
        // unsupported frameSize because of overflow
        final int frameSize = calculatePCMFrameSize(sampleSizeInBits, channels);
        if (frameSize <= 0) {
            throw new UnsupportedAudioFileException("Invalid frame size");
        }

        //$$fb 2002-11-02: fix for 4629669: AU file reader: problems with empty files
        //$$fb 2003-10-20: fix for 4940459: AudioInputStream.getFrameLength() returns 0 instead of NOT_SPECIFIED
        long frameLength = AudioSystem.NOT_SPECIFIED;
        long byteLength = AudioSystem.NOT_SPECIFIED;
        if (dataSize != AuFileFormat.UNKNOWN_SIZE) {
            frameLength = dataSize / frameSize;
            byteLength = dataSize + headerSize;
        }
        final AudioFormat format = new AudioFormat(encoding, sampleRate,
                                                   sampleSizeInBits, channels,
                                                   frameSize, sampleRate, true);
        return new AuFileFormat(Type.AU, byteLength, format, frameLength);
    }
}

com/sun/media/sound/AuFileReader.java

 

Or download all of them as a single archive file:

File name: java.desktop-17.0.5-src.zip
File size: 9152233 bytes
Release date: 2022-09-13
Download 

 

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⇑⇑ FAQ for JDK (Java Development Kit) 17

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