Example usage for java.util.zip CheckedOutputStream write

Introduction

In this page you can find the example usage for java.util.zip CheckedOutputStream write.

Prototype

public void write(int b) throws IOException 

Source Link

Document

Writes a byte.

Usage

From source file:org.apache.hadoop.mapred.TestShuffleHandler.java

private static void createIndexFile(File indexFile, Configuration conf) throws IOException {
    if (indexFile.exists()) {
        System.out.println("Deleting existing file");
        indexFile.delete();//from   ww  w. j av a2 s .c  om
    }
    indexFile.createNewFile();
    FSDataOutputStream output = FileSystem.getLocal(conf).getRaw()
            .append(new Path(indexFile.getAbsolutePath()));
    Checksum crc = new PureJavaCrc32();
    crc.reset();
    CheckedOutputStream chk = new CheckedOutputStream(output, crc);
    String msg = "Writing new index file. This file will be used only " + "for the testing.";
    chk.write(Arrays.copyOf(msg.getBytes(), MapTask.MAP_OUTPUT_INDEX_RECORD_LENGTH));
    output.writeLong(chk.getChecksum().getValue());
    output.close();
}

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