/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate licenses
* this file to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may
* obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.types;
import io.crate.Streamer;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import java.io.IOException;
public class ShortType extends DataType<Short> implements DataTypeFactory, Streamer<Short>, FixedWidthType {
public static final ShortType INSTANCE = new ShortType();
public static final int ID = 8;
private ShortType() {
}
@Override
public int id() {
return ID;
}
@Override
public String getName() {
return "short";
}
@Override
public Streamer<?> streamer() {
return this;
}
@Override
public Short value(Object value) {
if (value == null) {
return null;
}
if (value instanceof Short) {
return (Short) value;
}
if (value instanceof String) {
return Short.valueOf((String) value);
}
if (value instanceof BytesRef) {
return Short.valueOf(((BytesRef) value).utf8ToString());
}
int intVal = ((Number) value).intValue();
if (intVal < Short.MIN_VALUE || Short.MAX_VALUE < intVal) {
throw new IllegalArgumentException("short value out of range: " + intVal);
}
return ((Number) value).shortValue();
}
@Override
public int compareValueTo(Short val1, Short val2) {
return nullSafeCompareValueTo(val1, val2, Short::compare);
}
@Override
public DataType<?> create() {
return INSTANCE;
}
@Override
public Short readValueFrom(StreamInput in) throws IOException {
return in.readBoolean() ? null : in.readShort();
}
@Override
public void writeValueTo(StreamOutput out, Object v) throws IOException {
out.writeBoolean(v == null);
if (v != null) {
out.writeShort(((Number) v).shortValue());
}
}
@Override
public int fixedSize() {
return 16; // object overhead + 2 byte for short + 6 byte padding
}
}