Example usage for org.apache.commons.compress.archivers.cpio CpioArchiveOutputStream putArchiveEntry

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.cpio CpioArchiveOutputStream putArchiveEntry.

Prototype

public void putArchiveEntry(ArchiveEntry entry) throws IOException 

Source Link

Document

Begins writing a new CPIO file entry and positions the stream to the start of the entry data.

Usage

From source file:com.espringtran.compressor4j.processor.CpioProcessor.java

/**
 * Compress data//from w  w  w  . j  a  v  a 2s .c  o m
 * 
 * @param fileCompressor
 *            FileCompressor object
 * @return
 * @throws Exception
 */
@Override
public byte[] compressData(FileCompressor fileCompressor) throws Exception {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CpioArchiveOutputStream aos = new CpioArchiveOutputStream(baos);
    try {
        for (BinaryFile binaryFile : fileCompressor.getMapBinaryFile().values()) {
            CpioArchiveEntry entry = new CpioArchiveEntry(binaryFile.getDesPath(), binaryFile.getActualSize());
            aos.putArchiveEntry(entry);
            aos.write(binaryFile.getData());
            aos.closeArchiveEntry();
        }
        aos.flush();
        aos.finish();
    } catch (Exception e) {
        FileCompressor.LOGGER.error("Error on compress data", e);
    } finally {
        aos.close();
        baos.close();
    }
    return baos.toByteArray();
}

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