Example usage for org.apache.zookeeper.server.persistence FileSnap SNAP_MAGIC

Introduction

In this page you can find the example usage for org.apache.zookeeper.server.persistence FileSnap SNAP_MAGIC.

Prototype

int SNAP_MAGIC

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Usage

From source file:com.linkedin.helix.tools.ZKLogFormatter.java

License:Apache License

private static void readSnapshotLog(String snapshotPath) throws Exception {
    FileInputStream fis = new FileInputStream(snapshotPath);
    BinaryInputArchive ia = BinaryInputArchive.getArchive(fis);
    Map<Long, Integer> sessions = new HashMap<Long, Integer>();
    DataTree dt = new DataTree();
    FileHeader header = new FileHeader();
    header.deserialize(ia, "fileheader");
    if (header.getMagic() != FileSnap.SNAP_MAGIC) {
        throw new IOException("mismatching magic headers " + header.getMagic() + " !=  " + FileSnap.SNAP_MAGIC);
    }/*from w  w w  . j  a v  a 2s .  c  o  m*/
    SerializeUtils.deserializeSnapshot(dt, ia, sessions);

    if (bw != null) {
        bw.write(sessions.toString());
        bw.newLine();
    } else {
        System.out.println(sessions);
    }
    traverse(dt, 1, "/");

}

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