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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
/**
* Class representing a short field in the result set
*
*/
package com.yahoo.prelude.fastsearch;
import java.nio.ByteBuffer;
import com.yahoo.search.result.NanNumber;
import com.yahoo.data.access.Inspector;
/**
* @author Bjørn Borud
*/
public class ShortField extends DocsumField {
static final short EMPTY_VALUE = Short.MIN_VALUE;
public ShortField(String name) {
super(name);
}
private Object convert(short value) {
if (value == EMPTY_VALUE) {
return NanNumber.NaN;
} else {
return Short.valueOf(value);
}
}
public Object decode(ByteBuffer b) {
return convert(b.getShort());
}
public Object decode(ByteBuffer b, FastHit hit) {
Object field = decode(b);
hit.setField(name, field);
return field;
}
public int getLength(ByteBuffer b) {
int offset = b.position();
final int bytelength = Short.SIZE >> 3;
b.position(offset + bytelength);
return bytelength;
}
public Object convert(Inspector value) {
return convert((short)value.asLong(EMPTY_VALUE));
}
}
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