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Java Pack200类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中java.util.jar.Pack200的典型用法代码示例。如果您正苦于以下问题:Java Pack200类的具体用法?Java Pack200怎么用?Java Pack200使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



Pack200类属于java.util.jar包,在下文中一共展示了Pack200类的12个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: main

import java.util.jar.Pack200; //导入依赖的package包/类
/**
 * @param args
 * @throws IOException
 */
public static void main(String[] args) throws IOException {
    if (args.length != 2) {
        System.err.println("command unput-directory output-directory");
        System.exit(1);
    }

    Packer packer = Pack200.newPacker();

    Map p = packer.properties();
    p.put(Packer.EFFORT, "9");
    p.put(Packer.SEGMENT_LIMIT, "-1");
    p.put(Packer.KEEP_FILE_ORDER, Packer.FALSE);
    p.put(Packer.MODIFICATION_TIME, Packer.LATEST);
    p.put(Packer.DEFLATE_HINT, Packer.FALSE);
    p.put(Packer.CODE_ATTRIBUTE_PFX + "LineNumberTable", Packer.STRIP);
    p.put(Packer.UNKNOWN_ATTRIBUTE, Packer.ERROR);

    File inputDirectory = new File(args[0]);

    File outputDirectory = new File(args[1]);

    pack(packer, inputDirectory, outputDirectory);
}
 
开发者ID:Vitaliy-Yakovchuk,项目名称:ramus,代码行数:28,代码来源:Pack.java


示例2: pack

import java.util.jar.Pack200; //导入依赖的package包/类
/**
 * Takes a JarFile and converts into a pack-stream.
 * <p>
 * Closes its input but not its output.  (Pack200 archives are appendable.)
 * @param in a JarFile
 * @param out an OutputStream
 * @exception IOException if an error is encountered.
 */
public synchronized void pack(JarFile in, OutputStream out) throws IOException {
    assert(Utils.currentInstance.get() == null);
    TimeZone tz = (props.getBoolean(Utils.PACK_DEFAULT_TIMEZONE))
                  ? null
                  : TimeZone.getDefault();
    try {
        Utils.currentInstance.set(this);
        if (tz != null) TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        if ("0".equals(props.getProperty(Pack200.Packer.EFFORT))) {
            Utils.copyJarFile(in, out);
        } else {
            (new DoPack()).run(in, out);
        }
    } finally {
        Utils.currentInstance.set(null);
        if (tz != null) TimeZone.setDefault(tz);
        in.close();
    }
}
 
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:29,代码来源:PackerImpl.java


示例3: updateProgress

import java.util.jar.Pack200; //导入依赖的package包/类
private void updateProgress() {
    // Progress is a combination of segment reading and file writing.
    final double READ_WT  = 0.33;
    final double WRITE_WT = 0.67;
    double readProgress = _segCount;
    if (_estByteLimit > 0 && _byteCount > 0)
        readProgress += (double)_byteCount / _estByteLimit;
    double writeProgress = _fileCount;
    double scaledProgress
        = READ_WT  * readProgress  / Math.max(_estSegLimit,1)
        + WRITE_WT * writeProgress / Math.max(_estFileLimit,1);
    int percent = (int) Math.round(100*scaledProgress);
    if (percent > 100)  percent = 100;
    if (percent > _prevPercent) {
        _prevPercent = percent;
        _props.setInteger(Pack200.Unpacker.PROGRESS, percent);
        if (_verbose > 0)
            Utils.log.info("progress = "+percent);
    }
}
 
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:21,代码来源:NativeUnpack.java


示例4: pack

import java.util.jar.Pack200; //导入依赖的package包/类
/**
 * Takes a JarFile and converts into a pack-stream.
 * <p>
 * Closes its input but not its output.  (Pack200 archives are appendable.)
 *
 * @param in  a JarFile
 * @param out an OutputStream
 * @exception IOException if an error is encountered.
 */
public synchronized void pack(JarFile in, OutputStream out) throws IOException {
    assert (Utils.currentInstance.get() == null);

    boolean needUTC = !props.getBoolean(Utils.PACK_DEFAULT_TIMEZONE);
    try {
        Utils.currentInstance.set(this);
        if (needUTC) {
            Utils.changeDefaultTimeZoneToUtc();
        }

        if ("0".equals(props.getProperty(Pack200.Packer.EFFORT))) {
            Utils.copyJarFile(in, out);
        } else {
            (new DoPack()).run(in, out);
        }
    } finally {
        Utils.currentInstance.set(null);
        if (needUTC) {
            Utils.restoreDefaultTimeZone();
        }
        in.close();
    }
}
 
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:33,代码来源:PackerImpl.java


示例5: pack

import java.util.jar.Pack200; //导入依赖的package包/类
static void pack(JarFile jarFile, File packFile) throws IOException {
    Pack200.Packer packer = Pack200.newPacker();
    Map<String, String> p = packer.properties();
    // Take the time optimization vs. space
    p.put(packer.EFFORT, "1");  // CAUTION: do not use 0.
    // Make the memory consumption as effective as possible
    p.put(packer.SEGMENT_LIMIT, "10000");
    // ignore all JAR deflation requests to save time
    p.put(packer.DEFLATE_HINT, packer.FALSE);
    // save the file ordering of the original JAR
    p.put(packer.KEEP_FILE_ORDER, packer.TRUE);
    FileOutputStream fos = null;
    try {
        // Write out to a jtreg scratch area
        fos = new FileOutputStream(packFile);
        // Call the packer
        packer.pack(jarFile, fos);
    } finally {
        close(fos);
    }
}
 
开发者ID:campolake,项目名称:openjdk9,代码行数:22,代码来源:Utils.java


示例6: extractPack

import java.util.jar.Pack200; //导入依赖的package包/类
/**
 *  Extract Pack File
 *  @param in Input path to pack file
 *  @param out output path to resulting file
 *  @throws Exception if any errors occur
 */
protected void extractPack(String in, String out) throws Exception {
	File f = new File(in);
    FileOutputStream fostream = new FileOutputStream(out);
    JarOutputStream jostream = new JarOutputStream(fostream);
    
    try {
    	Pack200.Unpacker unpacker = Pack200.newUnpacker();
    	unpacker.unpack(f, jostream);
    } finally {
    	jostream.close();
    	fostream.close();
    }

    // delete pack file as its no longer needed
    f.delete();
}
 
开发者ID:mleoking,项目名称:PhET,代码行数:23,代码来源:AppletLoader.java


示例7: run

import java.util.jar.Pack200; //导入依赖的package包/类
public void run() {
    Unpacker unpack = Pack200.newUnpacker();
    try {
        long begin = System.currentTimeMillis();
        StreamClassLoader streamClassLoader = new StreamClassLoader();
        if ( inFile != null ) { unpack.unpack( inFile, streamClassLoader ); }
        else { unpack.unpack( in, streamClassLoader ); }
        streamClassLoader.close();

        long unpackingTime = System.currentTimeMillis() - begin;

        Class main = findClass( mainClass );
        Method mainMethod = main.getMethod( "main", String[].class );
        mainMethod.invoke( null, new Object[] { args } );

    }
    catch ( Exception e ) {
        e.printStackTrace();
    }
}
 
开发者ID:mleoking,项目名称:PhET,代码行数:21,代码来源:PackLoader.java


示例8: uncompressPackGz

import java.util.jar.Pack200; //导入依赖的package包/类
private void uncompressPackGz(URL compressedLocation, URL uncompressedLocation, Version version) throws IOException {
    OutputController.getLogger().log(OutputController.Level.ERROR_DEBUG, "Extracting packgz: " + compressedLocation + " to " + uncompressedLocation);

    try (GZIPInputStream gzInputStream = new GZIPInputStream(new FileInputStream(CacheUtil
            .getCacheFile(compressedLocation, version)))) {
        InputStream inputStream = new BufferedInputStream(gzInputStream);
        
        JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(CacheUtil
                .getCacheFile(uncompressedLocation, version)));
        
        Pack200.Unpacker unpacker = Pack200.newUnpacker();
        unpacker.unpack(inputStream, outputStream);
        
        outputStream.close();
        inputStream.close();
    }
}
 
开发者ID:GITNE,项目名称:icedtea-web,代码行数:18,代码来源:ResourceDownloader.java


示例9: copyLibraries

import java.util.jar.Pack200; //导入依赖的package包/类
private void copyLibraries(String library, ThreadProcessor processor) throws URISyntaxException, IOException {
    String userdir = getUserdir(processor);
    String libpath = userdir + "lib/" + library + "/";
    File libfile = new File(libpath);
    libfile.mkdirs();
    String[] listfiles = getResourceListing(Osm2garmin.class, "org/mantlik/osm2garmin/" + library + "/");
    for (String name : listfiles) {
        InputStream stream = Osm2garmin.class.getResourceAsStream(library + "/" + name);
        if (!name.equals("")) {
            if (name.endsWith("pack.gz")) {
                String jarname = name.replace("pack.gz", "jar");
                InputStream input = new GZIPInputStream(stream);
                Pack200.Unpacker unpacker = Pack200.newUnpacker();
                JarOutputStream jo = new JarOutputStream(new FileOutputStream(libpath + jarname));
                unpacker.unpack(input, jo);
                jo.close();
            } else {
                copyFile(stream, new File(libpath + name));
            }
        }
    }
}
 
开发者ID:mantlik,项目名称:osm2garmin,代码行数:23,代码来源:Utilities.java


示例10: pack2Jar

import java.util.jar.Pack200; //导入依赖的package包/类
public static void pack2Jar(InputStream is,OutputStream os, boolean closeIS, boolean closeOS) throws IOException {
	
	Unpacker unpacker = Pack200.newUnpacker();
	
	
	SortedMap<String, String> p = unpacker.properties();
	p.put(Unpacker.DEFLATE_HINT, Unpacker.TRUE);
	
	
	is=new GZIPInputStream(is);
	JarOutputStream jos=null;
	try{
		jos = new JarOutputStream(os);
		unpacker.unpack(is, jos);
		jos.finish();
	}
	finally{
		
		if(closeIS)Util.closeEL(is);
		if(closeOS)Util.closeEL(jos);
	}
}
 
开发者ID:lucee,项目名称:Lucee,代码行数:23,代码来源:Pack200Util.java


示例11: pack2Jar

import java.util.jar.Pack200; //导入依赖的package包/类
public static void pack2Jar(InputStream is,OutputStream os, boolean closeIS, boolean closeOS) throws IOException {
	
	Unpacker unpacker = Pack200.newUnpacker();
	
	
	SortedMap<String, String> p = unpacker.properties();
	p.put(Unpacker.DEFLATE_HINT, Unpacker.TRUE);
	
	
	is=new GZIPInputStream(is);
	JarOutputStream jos=null;
	try{
		jos = new JarOutputStream(os);
		unpacker.unpack(is, jos);
		jos.finish();
	}
	finally{
		
		if(closeIS)IOUtil.closeEL(is);
		if(closeOS)IOUtil.closeEL(jos);
	}
}
 
开发者ID:lucee,项目名称:Lucee,代码行数:23,代码来源:Pack200Util.java


示例12: pack

import java.util.jar.Pack200; //导入依赖的package包/类
/**
 * Takes a JarFile and converts into a pack-stream.
 * <p>
 * Closes its input but not its output.  (Pack200 archives are appendable.)
 * @param in a JarFile
 * @param out an OutputStream
 * @exception IOException if an error is encountered.
 */
public void pack(JarFile in, OutputStream out) throws IOException {
    assert(Utils.currentInstance.get() == null);
    TimeZone tz = (props.getBoolean(Utils.PACK_DEFAULT_TIMEZONE))
                  ? null
                  : TimeZone.getDefault();
    try {
        Utils.currentInstance.set(this);
        if (tz != null) TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        if ("0".equals(props.getProperty(Pack200.Packer.EFFORT))) {
            Utils.copyJarFile(in, out);
        } else {
            (new DoPack()).run(in, out);
        }
    } finally {
        Utils.currentInstance.set(null);
        if (tz != null) TimeZone.setDefault(tz);
        in.close();
    }
}
 
开发者ID:openjdk,项目名称:jdk7-jdk,代码行数:29,代码来源:PackerImpl.java



注:本文中的java.util.jar.Pack200类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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