Example usage for java.io DataInput readInt

Introduction

In this page you can find the example usage for java.io DataInput readInt.

Prototype

int readInt() throws IOException;

Source Link

Document

Reads four input bytes and returns an int value.

Usage

From source file:org.apache.hadoop.chukwa.analysis.salsa.fsm.FSMIntermedEntry.java

public void readFields(DataInput in) throws IOException {
    int currlen, numkeys;

    this.state_type = new StateType(in.readInt());
    this.state_mapred = new MapRedState(in.readInt());
    this.state_hdfs = new HDFSState(in.readInt());
    this.fsm_type = new FSMType(in.readInt());
    in.readChar();/*w w w .j  a v a 2 s .  co  m*/

    currlen = in.readInt();
    if (currlen > 0)
        this.state_name = in.readUTF();
    else
        this.state_name = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.unique_id = in.readUTF();
    else
        this.unique_id = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.timestamp = in.readUTF();
    else
        this.timestamp = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.time_start = in.readUTF();
    else
        this.time_start = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.time_end = in.readUTF();
    else
        this.time_end = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.host_exec = in.readUTF();
    else
        this.host_exec = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.host_other = in.readUTF();
    else
        this.host_other = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.time_orig_epoch = in.readUTF();
    else
        this.time_orig_epoch = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.time_orig = in.readUTF();
    else
        this.time_orig = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.job_id = in.readUTF();
    else
        this.job_id = "";

    currlen = in.readInt();
    if (currlen > 0)
        this.identifier = in.readUTF();
    else
        this.identifier = "";

    numkeys = in.readInt();

    this.add_info = new TreeMap<String, String>();

    if (numkeys > 0) {
        for (int i = 0; i < numkeys; i++) {
            String currkey, currval;
            currkey = in.readUTF();
            currlen = in.readInt();
            if (currlen > 0) {
                currval = in.readUTF();
                this.add_info.put(currkey, currval);
            }
        }
    }
}

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From source file:org.apache.mahout.classifier.chi_rw.data.Dataset.java

@Override
public void readFields(DataInput in) throws IOException {
    int nbAttributes = in.readInt();
    attributes = new Attribute[nbAttributes];
    for (int attr = 0; attr < nbAttributes; attr++) {
        String name = WritableUtils.readString(in);
        attributes[attr] = Attribute.valueOf(name);
    }// www. j a v  a 2s.  co  m

    ignored = Chi_RWUtils.readIntArray(in);

    // only CATEGORICAL attributes have values
    values = new String[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        if (attributes[attr].isCategorical()) {
            values[attr] = WritableUtils.readStringArray(in);
        }
    }

    // only NUMERICAL attributes have values
    nvalues = new double[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        if (attributes[attr].isNumerical()) {
            nvalues[attr] = Chi_RWUtils.readDoubleArray(in);
        }
    }

    minmaxvalues = new double[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        minmaxvalues[attr] = Chi_RWUtils.readDoubleArray(in);
    }

    labelId = in.readInt();
    nbInstances = in.readInt();
}

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From source file:org.apache.mahout.classifier.chi_rwcs.data.Dataset.java

@Override
public void readFields(DataInput in) throws IOException {
    int nbAttributes = in.readInt();
    attributes = new Attribute[nbAttributes];
    for (int attr = 0; attr < nbAttributes; attr++) {
        String name = WritableUtils.readString(in);
        attributes[attr] = Attribute.valueOf(name);
    }/*from w  w  w  .j  ava  2 s  .co  m*/

    ignored = Chi_RWCSUtils.readIntArray(in);

    // only CATEGORICAL attributes have values
    values = new String[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        if (attributes[attr].isCategorical()) {
            values[attr] = WritableUtils.readStringArray(in);
        }
    }

    // only NUMERICAL attributes have values
    nvalues = new double[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        if (attributes[attr].isNumerical()) {
            nvalues[attr] = DFUtils.readDoubleArray(in);
        }
    }

    minmaxvalues = new double[nbAttributes][];
    for (int attr = 0; attr < nbAttributes; attr++) {
        minmaxvalues[attr] = DFUtils.readDoubleArray(in);
    }

    labelId = in.readInt();
    nbInstances = in.readInt();
}

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From source file:com.chinamobile.bcbsp.util.StaffStatus.java

/**
 * deserialize/*ww  w  .ja v a2  s  .  c om*/
 *
 * @param in Reads some bytes from an input.
 */
@Override
public void readFields(DataInput in) throws IOException {
    this.jobId.readFields(in);
    this.staffId.readFields(in);
    this.progress = in.readInt();
    this.runState = WritableUtils.readEnum(in, State.class);
    this.stateString = Text.readString(in);
    this.phase = WritableUtils.readEnum(in, Phase.class);
    this.startTime = in.readLong();
    this.finishTime = in.readLong();
    this.superstepCount = in.readLong();
    this.faultFlag = in.readInt();
    if (this.faultFlag == 1) {
        this.fault.readFields(in);
    }
    this.recovery = in.readBoolean();
    this.currentSSTime = in.readLong();
    this.workerManager = Text.readString(in);
}

---

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

public void readFields(DataInput in) throws IOException {
    numActiveTrackers = in.readInt();
    int numTrackerNames = in.readInt();
    if (numTrackerNames > 0) {
        for (int i = 0; i < numTrackerNames; i++) {
            String name = Text.readString(in);
            activeTrackers.add(name);/*from w w  w.ja v a 2  s. co  m*/
        }
    }
    numBlacklistedTrackers = in.readInt();
    numTrackerNames = in.readInt();
    if (numTrackerNames > 0) {
        for (int i = 0; i < numTrackerNames; i++) {
            String name = Text.readString(in);
            blacklistedTrackers.add(name);
        }
    }
    numGraylistedTrackers = in.readInt();
    numTrackerNames = in.readInt();
    if (numTrackerNames > 0) {
        for (int i = 0; i < numTrackerNames; i++) {
            String name = Text.readString(in);
            graylistedTrackers.add(name);
        }
    }
    numExcludedNodes = in.readInt();
    ttExpiryInterval = in.readLong();
    map_tasks = in.readInt();
    reduce_tasks = in.readInt();
    max_map_tasks = in.readInt();
    max_reduce_tasks = in.readInt();
    used_memory = in.readLong();
    max_memory = in.readLong();
    state = WritableUtils.readEnum(in, JobTracker.State.class);
}

---

From source file:org.cloudata.core.tablet.ColumnValue.java

public void readFields(DataInput in) throws IOException {
    //long startNano = System.nanoTime();
    rowKey.readFields(in);//from   w w  w .jav  a2 s . c  o m
    cellKey.readFields(in);
    int opCode = in.readInt();
    if (opCode == Constants.DELETEED) {
        deleted = true;
    } else if (opCode == Constants.INSERTED) {
        deleted = false;
    } else {
        throw new IOException("Wrong record operation code(DELETEED or INSERTED): " + opCode);
    }
    timestamp = in.readLong();
    numOfValues = in.readInt();
    int valueLength = in.readInt();
    //System.out.println(">>>>>" + valueLength);
    value = valueLength < 0 ? null : new byte[valueLength];
    if (value != null) {
        in.readFully(value);
    }
}

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From source file:org.apache.nutch.protocol.Content.java

private final void readFieldsCompressed(DataInput in) throws IOException {
    byte oldVersion = in.readByte();
    switch (oldVersion) {
    case 0:/*from  w  w  w.  j  a  va  2s.  c o  m*/
    case 1:
        url = Text.readString(in); // read url
        base = Text.readString(in); // read base

        content = new byte[in.readInt()]; // read content
        in.readFully(content);

        contentType = Text.readString(in); // read contentType
        // reconstruct metadata
        int keySize = in.readInt();
        String key;
        for (int i = 0; i < keySize; i++) {
            key = Text.readString(in);
            int valueSize = in.readInt();
            for (int j = 0; j < valueSize; j++) {
                metadata.add(key, Text.readString(in));
            }
        }
        break;
    case 2:
        url = Text.readString(in); // read url
        base = Text.readString(in); // read base

        content = new byte[in.readInt()]; // read content
        in.readFully(content);

        contentType = Text.readString(in); // read contentType
        metadata.readFields(in); // read meta data
        break;
    default:
        throw new VersionMismatchException((byte) 2, oldVersion);
    }

}

---

From source file:org.apache.hama.bsp.JobStatus.java

@Override
public synchronized void readFields(DataInput in) throws IOException {
    this.jobid = new BSPJobID();
    jobid.readFields(in);/*from   w ww.  ja v a2s. c o  m*/
    this.setupProgress = in.readLong();
    this.progress = in.readLong();
    this.cleanupProgress = in.readLong();
    this.runState = in.readInt();
    this.startTime = in.readLong();
    this.finishTime = in.readLong();
    this.user = Text.readString(in);
    this.schedulingInfo = Text.readString(in);
    this.superstepCount = in.readLong();
    counter = new Counters();
    counter.readFields(in);
}

---

From source file:edu.umn.cs.spatialHadoop.nasa.HDFRasterLayer.java

@Override
public void readFields(DataInput in) throws IOException {
    super.readFields(in);
    this.timestamp = in.readLong();
    int length = in.readInt();
    byte[] serializedData = new byte[length];
    in.readFully(serializedData);//from w ww  .java  2  s  . c om
    ByteArrayInputStream bais = new ByteArrayInputStream(serializedData);
    GZIPInputStream gzis = new GZIPInputStream(bais);

    byte[] buffer = new byte[8];
    gzis.read(buffer);
    ByteBuffer bbuffer = ByteBuffer.wrap(buffer);
    int width = bbuffer.getInt();
    int height = bbuffer.getInt();
    // Reallocate memory only if needed
    if (width != this.getWidth() || height != this.getHeight()) {
        sum = new long[width][height];
        count = new long[width][height];
    }
    buffer = new byte[getHeight() * 2 * 8];
    for (int x = 0; x < getWidth(); x++) {
        int size = 0;
        while (size < buffer.length) {
            size += gzis.read(buffer, size, buffer.length - size);
        }
        bbuffer = ByteBuffer.wrap(buffer);
        for (int y = 0; y < getHeight(); y++) {
            sum[x][y] = bbuffer.getLong();
            count[x][y] = bbuffer.getLong();
        }
    }
}

---

From source file:org.apache.nutch.parse.ParseData.java

public final void readFields(DataInput in) throws IOException {

    version = in.readByte();/*  ww  w  .  j a  v a  2s.co m*/
    // incompatible change from UTF8 (version < 5) to Text
    if (version != VERSION)
        throw new VersionMismatchException(VERSION, version);
    status = ParseStatus.read(in);
    title = Text.readString(in); // read title

    int numOutlinks = in.readInt();
    outlinks = new Outlink[numOutlinks];
    for (int i = 0; i < numOutlinks; i++) {
        outlinks[i] = Outlink.read(in);
    }

    if (version < 3) {
        int propertyCount = in.readInt(); // read metadata
        contentMeta.clear();
        for (int i = 0; i < propertyCount; i++) {
            contentMeta.add(Text.readString(in), Text.readString(in));
        }
    } else {
        contentMeta.clear();
        contentMeta.readFields(in);
    }
    if (version > 3) {
        parseMeta.clear();
        parseMeta.readFields(in);
    }
}

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