io.datarouter.binarydto.fieldcodec.other.EnumBinaryDtoFieldCodec Maven / Gradle / Ivy
/*
* Copyright © 2009 HotPads ([email protected])
*
* Licensed 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.
*/
package io.datarouter.binarydto.fieldcodec.other;
import io.datarouter.binarydto.fieldcodec.BinaryDtoBaseFieldCodec;
import io.datarouter.bytes.codec.stringcodec.StringCodec;
public class EnumBinaryDtoFieldCodec> extends BinaryDtoBaseFieldCodec{
private static final StringCodec CODEC = StringCodec.US_ASCII;
private final Class type;
public EnumBinaryDtoFieldCodec(Class type){
this.type = type;
}
@Override
public boolean supportsComparableCodec(){
return true;
}
@Override
public byte[] encode(E value){
return CODEC.encode(value.name());
}
@Override
public E decode(byte[] bytes, int offset, int length){
String stringValue = CODEC.decode(bytes, offset, length);
return Enum.valueOf(type, stringValue);
}
@Override
public int compareAsIfEncoded(E left, E right){
return left.name().compareTo(right.name());
}
}