Example usage for org.apache.commons.compress.archivers.sevenz SevenZOutputFile write

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.sevenz SevenZOutputFile write.

Prototype

public void write(final byte[] b) throws IOException 

Source Link

Document

Writes a byte array to the current archive entry.

Usage

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

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

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