Example usage for org.apache.commons.compress.archivers.jar JarArchiveOutputStream finish

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.jar JarArchiveOutputStream finish.

Prototype

public void finish() throws IOException 

Source Link

Usage

From source file:com.ikon.util.ArchiveUtils.java

/**
 * Recursively create JAR archive from directory 
 *///from ww  w  .ja  v  a  2  s  .co m
public static void createJar(File path, String root, OutputStream os) throws IOException {
    log.debug("createJar({}, {}, {})", new Object[] { path, root, os });

    if (path.exists() && path.canRead()) {
        JarArchiveOutputStream jaos = new JarArchiveOutputStream(os);
        jaos.setComment("Generated by openkm");
        jaos.setCreateUnicodeExtraFields(UnicodeExtraFieldPolicy.ALWAYS);
        jaos.setUseLanguageEncodingFlag(true);
        jaos.setFallbackToUTF8(true);
        jaos.setEncoding("UTF-8");

        // Prevents java.util.jar.JarException: JAR file must have at least one entry
        JarArchiveEntry jae = new JarArchiveEntry(root + "/");
        jaos.putArchiveEntry(jae);
        jaos.closeArchiveEntry();

        createJarHelper(path, jaos, root);

        jaos.flush();
        jaos.finish();
        jaos.close();
    } else {
        throw new IOException("Can't access " + path);
    }

    log.debug("createJar: void");
}

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From source file:com.openkm.util.ArchiveUtils.java

/**
 * Recursively create JAR archive from directory
 *//*from  www.jav  a2s . c  o m*/
public static void createJar(File path, String root, OutputStream os) throws IOException {
    log.debug("createJar({}, {}, {})", new Object[] { path, root, os });

    if (path.exists() && path.canRead()) {
        JarArchiveOutputStream jaos = new JarArchiveOutputStream(os);
        jaos.setComment("Generated by OpenKM");
        jaos.setCreateUnicodeExtraFields(UnicodeExtraFieldPolicy.ALWAYS);
        jaos.setUseLanguageEncodingFlag(true);
        jaos.setFallbackToUTF8(true);
        jaos.setEncoding("UTF-8");

        // Prevents java.util.jar.JarException: JAR file must have at least one entry
        JarArchiveEntry jae = new JarArchiveEntry(root + "/");
        jaos.putArchiveEntry(jae);
        jaos.closeArchiveEntry();

        createJarHelper(path, jaos, root);

        jaos.flush();
        jaos.finish();
        jaos.close();
    } else {
        throw new IOException("Can't access " + path);
    }

    log.debug("createJar: void");
}

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From source file:org.apache.hadoop.hive.ql.processors.CompileProcessor.java

@VisibleForTesting
/**//from  ww w. j  a  v  a  2  s .  c  om
 * Method converts statement into a file, compiles the file and then packages the file.
 * @param ss
 * @return Response code of 0 for success 1 for failure
 * @throws CompileProcessorException
 */
CommandProcessorResponse compile(SessionState ss) throws CompileProcessorException {
    Project proj = new Project();
    String ioTempDir = System.getProperty(IO_TMP_DIR);
    File ioTempFile = new File(ioTempDir);
    if (!ioTempFile.exists()) {
        throw new CompileProcessorException(ioTempDir + " does not exists");
    }
    if (!ioTempFile.isDirectory() || !ioTempFile.canWrite()) {
        throw new CompileProcessorException(ioTempDir + " is not a writable directory");
    }
    Groovyc g = new Groovyc();
    long runStamp = System.currentTimeMillis();
    String jarId = myId + "_" + runStamp;
    g.setProject(proj);
    Path sourcePath = new Path(proj);
    File destination = new File(ioTempFile, jarId + "out");
    g.setDestdir(destination);
    File input = new File(ioTempFile, jarId + "in");
    sourcePath.setLocation(input);
    g.setSrcdir(sourcePath);
    input.mkdir();

    File fileToWrite = new File(input, this.named);
    try {
        Files.write(this.code, fileToWrite, Charset.forName("UTF-8"));
    } catch (IOException e1) {
        throw new CompileProcessorException("writing file", e1);
    }
    destination.mkdir();
    try {
        g.execute();
    } catch (BuildException ex) {
        throw new CompileProcessorException("Problem compiling", ex);
    }
    File testArchive = new File(ioTempFile, jarId + ".jar");
    JarArchiveOutputStream out = null;
    try {
        out = new JarArchiveOutputStream(new FileOutputStream(testArchive));
        for (File f : destination.listFiles()) {
            JarArchiveEntry jentry = new JarArchiveEntry(f.getName());
            FileInputStream fis = new FileInputStream(f);
            out.putArchiveEntry(jentry);
            IOUtils.copy(fis, out);
            fis.close();
            out.closeArchiveEntry();
        }
        out.finish();
    } catch (IOException e) {
        throw new CompileProcessorException("Exception while writing jar", e);
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (IOException WhatCanYouDo) {
            }
        }
    }

    if (ss != null) {
        ss.add_resource(ResourceType.JAR, testArchive.getAbsolutePath());
    }
    CommandProcessorResponse good = new CommandProcessorResponse(0, testArchive.getAbsolutePath(), null);
    return good;
}

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