Example usage for org.apache.hadoop.typedbytes TypedBytesInput readType

Introduction

In this page you can find the example usage for org.apache.hadoop.typedbytes TypedBytesInput readType.

Prototype

public Type readType() throws IOException 

Source Link

Document

Reads a type byte and returns the corresponding Type .

Usage

From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public String bytesToCharArray(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.STRING) {
        throw new FrontendException("Type code does not correspond to string.");
    }//from   www .  j a  va  2  s.  c  o  m
    return tbin.readString();
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Double bytesToDouble(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.DOUBLE) {
        throw new FrontendException("Type code does not correspond to double.");
    }/*from  ww  w  .jav a2s.c  o  m*/
    return tbin.readDouble();
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Float bytesToFloat(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.FLOAT) {
        throw new FrontendException("Type code does not correspond to float.");
    }//w w  w  .  j  av  a  2  s  .co  m
    return tbin.readFloat();
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Integer bytesToInteger(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.INT) {
        throw new FrontendException("Type code does not correspond to int.");
    }//from ww  w  .  j av a2  s.  co m
    return tbin.readInt();
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Long bytesToLong(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.LONG) {
        throw new FrontendException("Type code does not correspond to long.");
    }/*from ww w. j  a  v a2  s . c o  m*/
    return tbin.readLong();
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Map<String, Object> bytesToMap(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.MAP) {
        throw new FrontendException("Type code does not correspond to map.");
    }/*from  w  w w  .j  a  va  2s .c  o m*/
    Map<String, Object> result = new HashMap<String, Object>();
    for (Object item : tbin.readMap().entrySet()) {
        Map.Entry<Object, Object> entry = (Map.Entry<Object, Object>) item;
        result.put(entry.getKey().toString(), entry.getValue());
    }
    return result;
}

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From source file:fm.last.pigtail.storage.TypedBytesSequenceFileLoader.java

License:Apache License

@Override
public Tuple bytesToTuple(byte[] b) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInputStream dis = new DataInputStream(bais);
    TypedBytesInput tbin = TypedBytesInput.get(dis);
    if (tbin.readType() != org.apache.hadoop.typedbytes.Type.VECTOR) {
        throw new FrontendException("Type code does not correspond to vector.");
    }//from  ww w  .java 2  s .co  m
    Tuple result = tupleFactory.newTuple();
    for (Object item : tbin.readVector()) {
        result.append(item);
    }
    return result;
}

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