Example usage for org.apache.commons.compress.parallel InputStreamSupplier get

Introduction

In this page you can find the example usage for org.apache.commons.compress.parallel InputStreamSupplier get.

Prototype

InputStream get();

Source Link

Document

Supply an input stream for a resource.

Usage

From source file:org.codehaus.plexus.archiver.jar.JarArchiver.java

/**
 * Overridden from Zip class to deal with manifests and index lists.
 */// w w w  . j  ava2s.  c  o m
protected void zipFile(InputStreamSupplier is, ConcurrentJarCreator zOut, String vPath, long lastModified,
        File fromArchive, int mode, String symlinkDestination) throws IOException, ArchiverException {
    if (MANIFEST_NAME.equalsIgnoreCase(vPath)) {
        if (!doubleFilePass || skipWriting) {
            filesetManifest(fromArchive, is.get());
        }
    } else if (INDEX_NAME.equalsIgnoreCase(vPath) && index) {
        getLogger().warn("Warning: selected " + archiveType + " files include a META-INF/INDEX.LIST which will"
                + " be replaced by a newly generated one.");
    } else {
        if (index && (!vPath.contains("/"))) {
            rootEntries.addElement(vPath);
        }
        super.zipFile(is, zOut, vPath, lastModified, fromArchive, mode, symlinkDestination);
    }
}

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From source file:org.codehaus.plexus.archiver.zip.AbstractZipArchiver.java

private InputStreamSupplier wrappedRecompressor(final ZipArchiveEntry ze, final InputStreamSupplier other) {

    return new InputStreamSupplier() {
        public InputStream get() {
            InputStream is = other.get();
            byte[] header = new byte[4];
            try {
                int read = is.read(header);
                boolean compressThis = doCompress;
                if (!recompressAddedZips && isZipHeader(header)) {
                    compressThis = false;
                }//  ww  w.j av a2  s  .c o m

                ze.setMethod(compressThis ? ZipArchiveEntry.DEFLATED : ZipArchiveEntry.STORED);

                return maybeSequence(header, read, is);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }

        }
    };
}

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From source file:org.codehaus.plexus.archiver.zip.ConcurrentJarCreator.java

/**
 * Adds an archive entry to this archive.
 * <p/>// w ww .j a v  a2s.co  m
 * This method is expected to be called from a single client thread
 *
 * @param zipArchiveEntry The entry to add. Compression method
 * @param source          The source input stream supplier
 * @throws java.io.IOException
 */

public void addArchiveEntry(final ZipArchiveEntry zipArchiveEntry, final InputStreamSupplier source)
        throws IOException {
    final int method = zipArchiveEntry.getMethod();
    if (method == -1)
        throw new IllegalArgumentException("Method must be set on the supplied zipArchiveEntry");
    if (zipArchiveEntry.isDirectory() && !zipArchiveEntry.isUnixSymlink()) {
        final ByteArrayInputStream payload = new ByteArrayInputStream(new byte[] {});
        directories.addArchiveEntry(
                createZipArchiveEntryRequest(zipArchiveEntry, createInputStreamSupplier(payload)));
        payload.close();
    } else if ("META-INF".equals(zipArchiveEntry.getName())) {
        InputStream payload = source.get();
        if (zipArchiveEntry.isDirectory())
            zipArchiveEntry.setMethod(ZipEntry.STORED);
        metaInfDir.addArchiveEntry(
                createZipArchiveEntryRequest(zipArchiveEntry, createInputStreamSupplier(payload)));
        payload.close();
    } else if ("META-INF/MANIFEST.MF".equals(zipArchiveEntry.getName())) {
        InputStream payload = source.get();
        if (zipArchiveEntry.isDirectory())
            zipArchiveEntry.setMethod(ZipEntry.STORED);
        manifest.addArchiveEntry(
                createZipArchiveEntryRequest(zipArchiveEntry, createInputStreamSupplier(payload)));
        payload.close();
    } else {
        parallelScatterZipCreator.addArchiveEntry(zipArchiveEntry, source);
    }
}

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