Example usage for org.apache.hadoop.io WritableUtils readEnum

Introduction

In this page you can find the example usage for org.apache.hadoop.io WritableUtils readEnum.

Prototype

public static <T extends Enum<T>> T readEnum(DataInput in, Class<T> enumType) throws IOException

Source Link

Document

Read an Enum value from DataInput, Enums are read and written using String values.

Usage

From source file:org.apache.tez.mapreduce.hadoop.MRTaskStatus.java

License:Apache License

@Override
public void readFields(DataInput in) throws IOException {
    taskAttemptId = TezTaskAttemptID.read(in);
    state = WritableUtils.readEnum(in, State.class);
    progress = in.readFloat();//from w  ww  . ja v a 2 s.  c  o  m
    diagnostics = WritableUtils.readString(in);
    userStatusInfo = WritableUtils.readString(in);
    phase = WritableUtils.readEnum(in, Phase.class);
    counters = new TezCounters();

    counters.readFields(in);

    localOutputSize = in.readLong();
    startTime = in.readLong();
    finishTime = in.readLong();
    sortFinishTime = in.readLong();
    mapFinishTime = in.readLong();
    shuffleFinishTime = in.readLong();

    int numFailedDependencies = in.readInt();
    for (int i = 0; i < numFailedDependencies; i++) {
        TezTaskAttemptID taskAttemptId = TezTaskAttemptID.read(in);
        failedTaskDependencies.add(taskAttemptId);
    }

}