Java Code Examples for java.util.jar.JarEntry#setSize()

The following examples show how to use java.util.jar.JarEntry#setSize() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: SetupHid.java    From netbeans with Apache License 2.0 6 votes vote down vote up
private static void writeJarEntry(JarOutputStream jos, String path, File f) throws IOException, FileNotFoundException {
    JarEntry je = new JarEntry(path);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    InputStream is = new FileInputStream(f);
    try {
        copyStreams(is, baos);
    } finally {
        is.close();
    }
    byte[] data = baos.toByteArray();
    je.setSize(data.length);
    CRC32 crc = new CRC32();
    crc.update(data);
    je.setCrc(crc.getValue());
    jos.putNextEntry(je);
    jos.write(data);
}
 
Example 2
Source File: JarWriter3.java    From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 6 votes vote down vote up
/**
 * Creates the directory entries for the given path and writes it to the current archive.
 * 
 * @param destPath the path to add
 * 
 * @throws IOException if an I/O error has occurred
 * @since 3.5
 */
protected void addDirectories(String destPath) throws IOException {
	String path= destPath.replace(File.separatorChar, '/');
	int lastSlash= path.lastIndexOf('/');
	List<JarEntry> directories= new ArrayList<JarEntry>(2);
	while (lastSlash != -1) {
		path= path.substring(0, lastSlash + 1);
		if (!fDirectories.add(path))
			break;

		JarEntry newEntry= new JarEntry(path);
		newEntry.setMethod(ZipEntry.STORED);
		newEntry.setSize(0);
		newEntry.setCrc(0);
		newEntry.setTime(System.currentTimeMillis());
		directories.add(newEntry);

		lastSlash= path.lastIndexOf('/', lastSlash - 1);
	}

	for (int i= directories.size() - 1; i >= 0; --i) {
		fJarOutputStream.putNextEntry(directories.get(i));
	}
}
 
Example 3
Source File: ApplicationBundler.java    From twill with Apache License 2.0 6 votes vote down vote up
/**
 * Saves a directory entry to the jar output.
 */
private void saveDirEntry(String path, Set<String> entries, JarOutputStream jarOut) {
  if (entries.contains(path)) {
    return;
  }

  try {
    String entry = "";
    for (String dir : Splitter.on('/').omitEmptyStrings().split(path)) {
      entry += dir + '/';
      if (entries.add(entry)) {
        JarEntry jarEntry = new JarEntry(entry);
        jarEntry.setMethod(JarOutputStream.STORED);
        jarEntry.setSize(0L);
        jarEntry.setCrc(0L);
        jarOut.putNextEntry(jarEntry);
        jarOut.closeEntry();
      }
    }
  } catch (IOException e) {
    throw Throwables.propagate(e);
  }
}
 
Example 4
Source File: DumpPlatformClassPath.java    From bazel with Apache License 2.0 6 votes vote down vote up
/**
 * Add a jar entry to the given {@link JarOutputStream}, normalizing the entry timestamps to
 * ensure deterministic build output.
 */
private static void addEntry(JarOutputStream jos, String name, InputStream input)
    throws IOException {
  JarEntry je = new JarEntry(name);
  je.setTime(FIXED_TIMESTAMP);
  je.setMethod(ZipEntry.STORED);
  byte[] bytes = toByteArray(input);
  // When targeting JDK >= 10, patch the major version so it will be accepted by javac 9
  // TODO(cushon): remove this after updating javac
  if (bytes[7] > 53) {
    bytes[7] = 53;
  }
  je.setSize(bytes.length);
  CRC32 crc = new CRC32();
  crc.update(bytes);
  je.setCrc(crc.getValue());
  jos.putNextEntry(je);
  jos.write(bytes);
}
 
Example 5
Source File: SetupHid.java    From netbeans with Apache License 2.0 5 votes vote down vote up
/**
 * Create a fresh JAR file.
 * @param jar the file to create
 * @param contents keys are JAR entry paths, values are text contents (will be written in UTF-8)
 * @param manifest a manifest to store (key/value pairs for main section)
 */
public static void createJar(File jar, Map<String,String> contents, Map<String,String> manifest) throws IOException {
    // XXX use TestFileUtils.writeZipFile
    Manifest m = new Manifest();
    m.getMainAttributes().putValue("Manifest-Version", "1.0"); // workaround for JDK bug
    for (Map.Entry<String,String> line : manifest.entrySet()) {
        m.getMainAttributes().putValue(line.getKey(), line.getValue());
    }
    jar.getParentFile().mkdirs();
    OutputStream os = new FileOutputStream(jar);
    try {
        JarOutputStream jos = new JarOutputStream(os, m);
        Iterator it = contents.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry entry = (Map.Entry) it.next();
            String path = (String) entry.getKey();
            byte[] data = ((String) entry.getValue()).getBytes("UTF-8");
            JarEntry je = new JarEntry(path);
            je.setSize(data.length);
            CRC32 crc = new CRC32();
            crc.update(data);
            je.setCrc(crc.getValue());
            jos.putNextEntry(je);
            jos.write(data);
        }
        jos.close();
    } finally {
        os.close();
    }
}
 
Example 6
Source File: ByteClassLoader.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up
private static void writeJarredFile(JarOutputStream jos, String file, String suffix, byte[] bytes) {
    String fileName = file.replace(".", "/") + "." + suffix;
    JarEntry ze = new JarEntry(fileName);
    try {
        ze.setSize(bytes.length);
        jos.putNextEntry(ze);
        jos.write(bytes);
        jos.closeEntry();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 
Example 7
Source File: ByteClassLoader.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up
private static void writeJarredFile(JarOutputStream jos, String file, String suffix, byte[] bytes) {
    String fileName = file.replace(".", "/") + "." + suffix;
    JarEntry ze = new JarEntry(fileName);
    try {
        ze.setSize(bytes.length);
        jos.putNextEntry(ze);
        jos.write(bytes);
        jos.closeEntry();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 
Example 8
Source File: URLMapperTest.java    From netbeans with Apache License 2.0 5 votes vote down vote up
/**
 * Check that jar: URLs are correctly mapped back into JarFileSystem resources.
 * @see "#39190"
 */
public void testJarMapping() throws Exception {
    clearWorkDir();
    File workdir = getWorkDir();
    File jar = new File(workdir, "test.jar");
    String textPath = "x.txt";
    OutputStream os = new FileOutputStream(jar);
    try {
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(ZipEntry.STORED);
        JarEntry entry = new JarEntry(textPath);
        entry.setSize(0L);
        entry.setTime(System.currentTimeMillis());
        entry.setCrc(new CRC32().getValue());
        jos.putNextEntry(entry);
        jos.flush();
        jos.close();
    } finally {
        os.close();
    }
    assertTrue("JAR was created", jar.isFile());
    assertTrue("JAR is not empty", jar.length() > 0L);
    JarFileSystem jfs = new JarFileSystem();
    jfs.setJarFile(jar);
    Repository.getDefault().addFileSystem(jfs);
    FileObject rootFO = jfs.getRoot();
    FileObject textFO = jfs.findResource(textPath);
    assertNotNull("JAR contains a/b.txt", textFO);
    String rootS = "jar:" + BaseUtilities.toURI(jar) + "!/";
    URL rootU = new URL(rootS);
    URL textU = new URL(rootS + textPath);
    assertEquals("correct FO -> URL for root", rootU, URLMapper.findURL(rootFO, URLMapper.EXTERNAL));
    assertEquals("correct FO -> URL for " + textPath, textU, URLMapper.findURL(textFO, URLMapper.EXTERNAL));
    assertTrue("correct URL -> FO for root", Arrays.asList(URLMapper.findFileObjects(rootU)).contains(rootFO));
    assertTrue("correct URL -> FO for " + textPath, Arrays.asList(URLMapper.findFileObjects(textU)).contains(textFO));
}
 
Example 9
Source File: ApplicationBundler.java    From twill with Apache License 2.0 5 votes vote down vote up
/**
 * Saves a class entry to the jar output.
 */
private void saveEntry(String entry, URL url, Set<String> entries, JarOutputStream jarOut, boolean compress) {
  if (!entries.add(entry)) {
    return;
  }
  LOG.trace("adding bundle entry " + entry);
  try {
    JarEntry jarEntry = new JarEntry(entry);

    try (InputStream is = url.openStream()) {
      if (compress) {
        jarOut.putNextEntry(jarEntry);
        ByteStreams.copy(is, jarOut);
      } else {
        crc32.reset();
        TransferByteOutputStream os = new TransferByteOutputStream();
        CheckedOutputStream checkedOut = new CheckedOutputStream(os, crc32);
        ByteStreams.copy(is, checkedOut);
        checkedOut.close();

        long size = os.size();
        jarEntry.setMethod(JarEntry.STORED);
        jarEntry.setSize(size);
        jarEntry.setCrc(checkedOut.getChecksum().getValue());
        jarOut.putNextEntry(jarEntry);
        os.transfer(jarOut);
      }
    }
    jarOut.closeEntry();
  } catch (Exception e) {
    throw Throwables.propagate(e);
  }
}
 
Example 10
Source File: ByteClassLoader.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up
private static void writeJarredFile(JarOutputStream jos, String file, String suffix, byte[] bytes) {
    String fileName = file.replace(".", "/") + "." + suffix;
    JarEntry ze = new JarEntry(fileName);
    try {
        ze.setSize(bytes.length);
        jos.putNextEntry(ze);
        jos.write(bytes);
        jos.closeEntry();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 
Example 11
Source File: ByteClassLoader.java    From openjdk-8 with GNU General Public License v2.0 5 votes vote down vote up
private static void writeJarredFile(JarOutputStream jos, String file, String suffix, byte[] bytes) {
    String fileName = file.replace(".", "/") + "." + suffix;
    JarEntry ze = new JarEntry(fileName);
    try {
        ze.setSize(bytes.length);
        jos.putNextEntry(ze);
        jos.write(bytes);
        jos.closeEntry();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 
Example 12
Source File: LargeJarEntry.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 13
Source File: LargeJarEntry.java    From openjdk-8-source with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 14
Source File: UnpackerImpl.java    From openjdk-jdk8u with GNU General Public License v2.0 4 votes vote down vote up
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
    // Process the output directory or jar output.
    new PackageReader(pkg, in).read();

    if (props.getBoolean("unpack.strip.debug"))    pkg.stripAttributeKind("Debug");
    if (props.getBoolean("unpack.strip.compile"))  pkg.stripAttributeKind("Compile");
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
    pkg.ensureAllClassFiles();
    // Now write out the files.
    Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
    for (Package.File file : pkg.getFiles()) {
        String name = file.nameString;
        JarEntry je = new JarEntry(Utils.getJarEntryName(name));
        boolean deflate;

        deflate = (keepDeflateHint)
                  ? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
                    ((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
                  : deflateHint;

        boolean needCRC = !deflate;  // STORE mode requires CRC

        if (needCRC)  crc.reset();
        bufOut.reset();
        if (file.isClassStub()) {
            Package.Class cls = file.getStubClass();
            assert(cls != null);
            new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
            classesToWrite.remove(cls);  // for an error check
        } else {
            // collect data & maybe CRC
            file.writeTo(needCRC ? crcOut : bufOut);
        }
        je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
        if (needCRC) {
            if (verbose > 0)
                Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());

            je.setMethod(JarEntry.STORED);
            je.setSize(bufOut.size());
            je.setCrc(crc.getValue());
        }
        if (keepModtime) {
            je.setTime(file.modtime);
            // Convert back to milliseconds
            je.setTime((long)file.modtime * 1000);
        } else {
            je.setTime((long)modtime * 1000);
        }
        out.putNextEntry(je);
        bufOut.writeTo(out);
        out.closeEntry();
        if (verbose > 0)
            Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
    }
    assert(classesToWrite.isEmpty());
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
    pkg.reset();  // reset for the next segment, if any
}
 
Example 15
Source File: LargeJarEntry.java    From jdk8u-dev-jdk with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 16
Source File: LargeJarEntry.java    From jdk8u60 with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 17
Source File: UnpackerImpl.java    From jdk8u-dev-jdk with GNU General Public License v2.0 4 votes vote down vote up
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
    // Process the output directory or jar output.
    new PackageReader(pkg, in).read();

    if (props.getBoolean("unpack.strip.debug"))    pkg.stripAttributeKind("Debug");
    if (props.getBoolean("unpack.strip.compile"))  pkg.stripAttributeKind("Compile");
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
    pkg.ensureAllClassFiles();
    // Now write out the files.
    Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
    for (Package.File file : pkg.getFiles()) {
        String name = file.nameString;
        JarEntry je = new JarEntry(Utils.getJarEntryName(name));
        boolean deflate;

        deflate = (keepDeflateHint)
                  ? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
                    ((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
                  : deflateHint;

        boolean needCRC = !deflate;  // STORE mode requires CRC

        if (needCRC)  crc.reset();
        bufOut.reset();
        if (file.isClassStub()) {
            Package.Class cls = file.getStubClass();
            assert(cls != null);
            new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
            classesToWrite.remove(cls);  // for an error check
        } else {
            // collect data & maybe CRC
            file.writeTo(needCRC ? crcOut : bufOut);
        }
        je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
        if (needCRC) {
            if (verbose > 0)
                Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());

            je.setMethod(JarEntry.STORED);
            je.setSize(bufOut.size());
            je.setCrc(crc.getValue());
        }
        if (keepModtime) {
            je.setTime(file.modtime);
            // Convert back to milliseconds
            je.setTime((long)file.modtime * 1000);
        } else {
            je.setTime((long)modtime * 1000);
        }
        out.putNextEntry(je);
        bufOut.writeTo(out);
        out.closeEntry();
        if (verbose > 0)
            Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
    }
    assert(classesToWrite.isEmpty());
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
    pkg.reset();  // reset for the next segment, if any
}
 
Example 18
Source File: LargeJarEntry.java    From TencentKona-8 with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 19
Source File: LargeJarEntry.java    From jdk8u-jdk with GNU General Public License v2.0 4 votes vote down vote up
public static void main(String[] args) throws Exception {

        String srcDir = System.getProperty("test.src", ".");
        String keystore = srcDir + "/JarSigning.keystore";
        String jarName = "largeJarEntry.jar";

        // Set java.io.tmpdir to the current working dir (see 6474350)
        System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));

        // first, create jar file with 8M uncompressed entry
        // note, we set the max heap size to 8M in @run tag above
        byte[] bytes = new byte[1000000];
        CRC32 crc = new CRC32();
        for (int i=0; i<8; i++) {
            crc.update(bytes);
        }
        JarEntry je = new JarEntry("large");
        je.setSize(8000000l);
        je.setMethod(JarEntry.STORED);
        je.setCrc(crc.getValue());
        File file = new File(jarName);
        FileOutputStream os = new FileOutputStream(file);
        JarOutputStream jos = new JarOutputStream(os);
        jos.setMethod(JarEntry.STORED);
        jos.putNextEntry(je);
        for (int i=0; i<8; i++) {
            jos.write(bytes, 0, bytes.length);
        }
        jos.close();

        String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
                jarName, "b" };
        // now, try to sign it
        try {
            sun.security.tools.jarsigner.Main.main(jsArgs);
        } catch (OutOfMemoryError err) {
            throw new Exception("Test failed with OutOfMemoryError", err);
        } finally {
            // remove jar file
            file.delete();
        }
    }
 
Example 20
Source File: UnpackerImpl.java    From dragonwell8_jdk with GNU General Public License v2.0 4 votes vote down vote up
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
    // Process the output directory or jar output.
    new PackageReader(pkg, in).read();

    if (props.getBoolean("unpack.strip.debug"))    pkg.stripAttributeKind("Debug");
    if (props.getBoolean("unpack.strip.compile"))  pkg.stripAttributeKind("Compile");
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
    pkg.ensureAllClassFiles();
    // Now write out the files.
    Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
    for (Package.File file : pkg.getFiles()) {
        String name = file.nameString;
        JarEntry je = new JarEntry(Utils.getJarEntryName(name));
        boolean deflate;

        deflate = (keepDeflateHint)
                  ? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
                    ((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
                  : deflateHint;

        boolean needCRC = !deflate;  // STORE mode requires CRC

        if (needCRC)  crc.reset();
        bufOut.reset();
        if (file.isClassStub()) {
            Package.Class cls = file.getStubClass();
            assert(cls != null);
            new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
            classesToWrite.remove(cls);  // for an error check
        } else {
            // collect data & maybe CRC
            file.writeTo(needCRC ? crcOut : bufOut);
        }
        je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
        if (needCRC) {
            if (verbose > 0)
                Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());

            je.setMethod(JarEntry.STORED);
            je.setSize(bufOut.size());
            je.setCrc(crc.getValue());
        }
        if (keepModtime) {
            je.setTime(file.modtime);
            // Convert back to milliseconds
            je.setTime((long)file.modtime * 1000);
        } else {
            je.setTime((long)modtime * 1000);
        }
        out.putNextEntry(je);
        bufOut.writeTo(out);
        out.closeEntry();
        if (verbose > 0)
            Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
    }
    assert(classesToWrite.isEmpty());
    props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
    pkg.reset();  // reset for the next segment, if any
}