Examples with JarEntry java.util.jar.JarEntry used on opensource projects

Example 66 with JarEntry

use of java.util.jar.JarEntry in project tomcat by apache.

the class JarWarResource method getJarInputStreamWrapper.

@Override
protected JarInputStreamWrapper getJarInputStreamWrapper() {
    JarFile warFile = null;
    JarInputStream jarIs = null;
    JarEntry entry = null;
    try {
        warFile = getArchiveResourceSet().openJarFile();
        JarEntry jarFileInWar = warFile.getJarEntry(archivePath);
        InputStream isInWar = warFile.getInputStream(jarFileInWar);
        jarIs = new JarInputStream(isInWar);
        entry = jarIs.getNextJarEntry();
        while (entry != null && !entry.getName().equals(getResource().getName())) {
            entry = jarIs.getNextJarEntry();
        }
        if (entry == null) {
            return null;
        }
        return new JarInputStreamWrapper(entry, jarIs);
    } catch (IOException e) {
        if (log.isDebugEnabled()) {
            log.debug(sm.getString("jarResource.getInputStreamFail", getResource().getName(), getBaseUrl()), e);
        }
        return null;
    } finally {
        if (entry == null) {
            if (jarIs != null) {
                try {
                    jarIs.close();
                } catch (IOException ioe) {
                // Ignore
                }
            }
            if (warFile != null) {
                getArchiveResourceSet().closeJarFile();
            }
        }
    }
}

Example 67 with JarEntry

use of java.util.jar.JarEntry in project storm by apache.

the class Utils method extractDirFromJarImpl.

public void extractDirFromJarImpl(String jarpath, String dir, File destdir) {
    try (JarFile jarFile = new JarFile(jarpath)) {
        Enumeration<JarEntry> jarEnums = jarFile.entries();
        while (jarEnums.hasMoreElements()) {
            JarEntry entry = jarEnums.nextElement();
            if (!entry.isDirectory() && entry.getName().startsWith(dir)) {
                File aFile = new File(destdir, entry.getName());
                aFile.getParentFile().mkdirs();
                try (FileOutputStream out = new FileOutputStream(aFile);
                    InputStream in = jarFile.getInputStream(entry)) {
                    IOUtils.copy(in, out);
                }
            }
        }
    } catch (IOException e) {
        LOG.info("Could not extract {} from {}", dir, jarpath);
    }
}

Example 68 with JarEntry

use of java.util.jar.JarEntry in project storm by apache.

the class DefaultShader method addRemappedClass.

private void addRemappedClass(RelocatorRemapper remapper, JarOutputStream jos, String name, InputStream is) throws IOException {
    LOG.debug("Remapping class... " + name);
    if (!remapper.hasRelocators()) {
        try {
            LOG.debug("Just copy class...");
            jos.putNextEntry(new JarEntry(name));
            IOUtil.copy(is, jos);
        } catch (ZipException e) {
            LOG.info("zip exception ", e);
        }
        return;
    }
    ClassReader cr = new ClassReader(is);
    // We don't pass the ClassReader here. This forces the ClassWriter to rebuild the constant pool.
    // Copying the original constant pool should be avoided because it would keep references
    // to the original class names. This is not a problem at runtime (because these entries in the
    // constant pool are never used), but confuses some tools such as Felix' maven-bundle-plugin
    // that use the constant pool to determine the dependencies of a class.
    ClassWriter cw = new ClassWriter(0);
    final String pkg = name.substring(0, name.lastIndexOf('/') + 1);
    ClassVisitor cv = new RemappingClassAdapter(cw, remapper) {

        @Override
        public void visitSource(final String source, final String debug) {
            LOG.debug("visitSource " + source);
            if (source == null) {
                super.visitSource(source, debug);
            } else {
                final String fqSource = pkg + source;
                final String mappedSource = remapper.map(fqSource);
                final String filename = mappedSource.substring(mappedSource.lastIndexOf('/') + 1);
                LOG.debug("Remapped to " + filename);
                super.visitSource(filename, debug);
            }
        }
    };
    try {
        cr.accept(cv, ClassReader.EXPAND_FRAMES);
    } catch (Throwable ise) {
        throw new IOException("Error in ASM processing class " + name, ise);
    }
    byte[] renamedClass = cw.toByteArray();
    // Need to take the .class off for remapping evaluation
    String mappedName = remapper.map(name.substring(0, name.indexOf('.')));
    LOG.debug("Remapped class name to " + mappedName);
    try {
        // Now we put it back on so the class file is written out with the right extension.
        jos.putNextEntry(new JarEntry(mappedName + ".class"));
        jos.write(renamedClass);
    } catch (ZipException e) {
        LOG.info("zip exception ", e);
    }
}

Example 69 with JarEntry

use of java.util.jar.JarEntry in project storm by apache.

the class DefaultShader method addJavaSource.

private void addJavaSource(Set<String> resources, JarOutputStream jos, String name, InputStream is, List<Relocator> relocators) throws IOException {
    jos.putNextEntry(new JarEntry(name));
    String sourceContent = IOUtil.toString(new InputStreamReader(is, "UTF-8"));
    for (Relocator relocator : relocators) {
        sourceContent = relocator.applyToSourceContent(sourceContent);
    }
    OutputStreamWriter writer = new OutputStreamWriter(jos, "UTF-8");
    writer.append(sourceContent);
    writer.flush();
    resources.add(name);
}

Example 70 with JarEntry

use of java.util.jar.JarEntry in project storm by apache.

the class DefaultShader method addDirectory.

private void addDirectory(Set<String> resources, JarOutputStream jos, String name) throws IOException {
    if (name.lastIndexOf('/') > 0) {
        String parent = name.substring(0, name.lastIndexOf('/'));
        if (!resources.contains(parent)) {
            addDirectory(resources, jos, parent);
        }
    }
    // directory entries must end in "/"
    JarEntry entry = new JarEntry(name + "/");
    LOG.debug("Adding JAR directory " + entry);
    jos.putNextEntry(entry);
    resources.add(name);
}