Example usage for org.apache.hadoop.io FloatWritable FloatWritable

Introduction

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

Prototype

public FloatWritable(float value)

Source Link

Usage

From source file:com.cloudera.crunch.type.writable.WritablesTest.java

License:Open Source License

@Test
public void testFloats() throws Exception {
    float j = 55.5f;
    FloatWritable w = new FloatWritable(j);
    testInputOutputFn(Writables.floats(), j, w);
}

From source file:com.cloudera.impala.hive.executor.TestUdf.java

License:Apache License

public FloatWritable evaluate(FloatWritable a) {
    if (a == null)
        return null;
    return new FloatWritable(a.get());
}

From source file:com.dasasian.chok.lucene.FieldSortComparatorTest.java

License:Apache License

@Test
public void testStringFieldScoreCompare() {
    SortField[] sortFields = new SortField[] { new SortField("stringField", SortField.STRING),
            new SortField("scoreField", SortField.SCORE) };
    WritableType[] sortFieldTypes = new WritableType[] { WritableType.TEXT, WritableType.FLOAT };
    FieldSortComparator fieldSortComparator = new FieldSortComparator(sortFields, sortFieldTypes);

    Hit hit1 = new Hit("shard", "node", 0.5f, 1, sortFieldTypes);
    Hit hit2 = new Hit("shard", "node", 0.2f, 2, sortFieldTypes);

    hit1.setSortFields(new WritableComparable[] { new Text("a"), new FloatWritable(hit1.getScore()) });
    hit2.setSortFields(new WritableComparable[] { new Text("a"), new FloatWritable(hit2.getScore()) });

    assertEquals(0, fieldSortComparator.compare(hit1, hit1));
    assertEquals(1, fieldSortComparator.compare(hit2, hit1));
    assertEquals(-1, fieldSortComparator.compare(hit1, hit2));
}

From source file:com.dasasian.chok.util.WritableType.java

License:Apache License

/**
 * Convert a java primitive type wrapper (like String, Integer, Float, etc...)
 * to the corresponding hadoop {@link WritableComparable}.
 * @param object the object to convert/*ww w .  jav  a2 s.co  m*/
 * @return the writable comparable
 */
public WritableComparable convertComparable(Object object) {
    switch (this) {
    case TEXT:
        return new Text((String) object);
    case BYTE:
        return new ByteWritable((Byte) object);
    case INT:
        return new IntWritable((Integer) object);
    case LONG:
        return new LongWritable(((Long) object));
    case FLOAT:
        return new FloatWritable((Float) object);
    case DOUBLE:
        return new DoubleWritable((Double) object);
    }
    throw getUnhandledTypeException();
}

From source file:com.datasalt.pangool.utils.test.AbstractHadoopTestLibrary.java

License:Apache License

public Writable writable(Object obj) {
    if (obj instanceof Integer) {
        return new IntWritable((Integer) obj);
    } else if (obj instanceof Double) {
        return new DoubleWritable((Double) obj);
    } else if (obj instanceof Long) {
        return new LongWritable((Long) obj);
    } else if (obj instanceof String) {
        return new Text((String) obj);
    } else if (obj instanceof Float) {
        return new FloatWritable((Float) obj);
    } else if (obj instanceof Boolean) {
        return new BooleanWritable((Boolean) obj);
    }// w  w w  . j av a2s  .  c o m
    return null;
}

From source file:com.ebay.nest.io.sede.lazy.LazyFloat.java

License:Apache License

public LazyFloat(LazyFloat copy) {
    super(copy);
    data = new FloatWritable(copy.data.get());
}

From source file:com.ebay.nest.io.sede.lazybinary.LazyBinaryFloat.java

License:Apache License

LazyBinaryFloat(LazyBinaryFloat copy) {
    super(copy);
    data = new FloatWritable(copy.data.get());
}

From source file:com.ebay.nest.io.sede.objectinspector.primitive.JavaFloatObjectInspector.java

License:Apache License

@Override
public Object getPrimitiveWritableObject(Object o) {
    return o == null ? null : new FloatWritable(((Float) o).floatValue());
}

From source file:com.ebay.nest.io.sede.objectinspector.primitive.WritableFloatObjectInspector.java

License:Apache License

@Override
public Object copyObject(Object o) {
    return o == null ? null : new FloatWritable(((FloatWritable) o).get());
}

From source file:com.ebay.nest.io.sede.objectinspector.primitive.WritableFloatObjectInspector.java

License:Apache License

@Override
public Object create(float value) {
    return new FloatWritable(value);
}