Example usage for org.apache.commons.compress.archivers.jar JarArchiveEntry JarArchiveEntry

Introduction

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

Prototype

public JarArchiveEntry(JarEntry entry) throws ZipException

Source Link

Usage

From source file:org.springframework.boot.loader.tools.JarWriter.java

/**
 * Write a nested library./* w ww  . ja v a  2  s.c  om*/
 * @param destination the destination of the library
 * @param library the library
 * @throws IOException if the write fails
 */
public void writeNestedLibrary(String destination, Library library) throws IOException {
    File file = library.getFile();
    JarArchiveEntry entry = new JarArchiveEntry(destination + library.getName());
    entry.setTime(getNestedLibraryTime(file));
    new CrcAndSize(file).setupStoredEntry(entry);
    writeEntry(entry, new InputStreamEntryWriter(new FileInputStream(file), true),
            new LibraryUnpackHandler(library));
}

From source file:org.springframework.boot.loader.tools.JarWriter.java

/**
 * Write the required spring-boot-loader classes to the JAR.
 * @param loaderJarResourceName the name of the resource containing the loader classes
 * to be written//from  ww  w . j  ava  2 s  . c om
 * @throws IOException if the classes cannot be written
 */
@Override
public void writeLoaderClasses(String loaderJarResourceName) throws IOException {
    URL loaderJar = getClass().getClassLoader().getResource(loaderJarResourceName);
    try (JarInputStream inputStream = new JarInputStream(new BufferedInputStream(loaderJar.openStream()))) {
        JarEntry entry;
        while ((entry = inputStream.getNextJarEntry()) != null) {
            if (entry.getName().endsWith(".class")) {
                writeEntry(new JarArchiveEntry(entry), new InputStreamEntryWriter(inputStream, false));
            }
        }
    }
}

From source file:org.springframework.boot.loader.tools.JarWriter.java

/**
 * Perform the actual write of a {@link JarEntry}. All other write methods delegate to
 * this one.//from   w w  w  . java  2  s  .  c o  m
 * @param entry the entry to write
 * @param entryWriter the entry writer or {@code null} if there is no content
 * @param unpackHandler handles possible unpacking for the entry
 * @throws IOException in case of I/O errors
 */
private void writeEntry(JarArchiveEntry entry, EntryWriter entryWriter, UnpackHandler unpackHandler)
        throws IOException {
    String parent = entry.getName();
    if (parent.endsWith("/")) {
        parent = parent.substring(0, parent.length() - 1);
        entry.setUnixMode(UnixStat.DIR_FLAG | UnixStat.DEFAULT_DIR_PERM);
    } else {
        entry.setUnixMode(UnixStat.FILE_FLAG | UnixStat.DEFAULT_FILE_PERM);
    }
    if (parent.lastIndexOf('/') != -1) {
        parent = parent.substring(0, parent.lastIndexOf('/') + 1);
        if (!parent.isEmpty()) {
            writeEntry(new JarArchiveEntry(parent), null, unpackHandler);
        }
    }

    if (this.writtenEntries.add(entry.getName())) {
        entryWriter = addUnpackCommentIfNecessary(entry, entryWriter, unpackHandler);
        this.jarOutput.putArchiveEntry(entry);
        if (entryWriter != null) {
            entryWriter.write(this.jarOutput);
        }
        this.jarOutput.closeArchiveEntry();
    }
}