com.sappenin.utils.json.jackson.mappers.modules.serializers.LowerEnumSerializer Maven / Gradle / Ivy
/**
* Copyright (C) 2014 Sappenin Inc. ([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 com.sappenin.utils.json.jackson.mappers.modules.serializers;
import java.io.IOException;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.ser.std.StdScalarSerializer;
/**
* Lowercase serializer used for {@link java.lang.Enum} types.
*
* Based on {@link StdScalarSerializer} since the JSON value is scalar (String).
*
* @see "http://jira.codehaus.org/browse/JACKSON-861"
* @see "https://github.com/soluvas/soluvas-framework/blob/1276a77675e63d6cb0107907a4d5c405d085c490/json/src/main/java/org/soluvas/json/LowerEnumSerializer.java"
*
* @author ceefour
*/
@SuppressWarnings("rawtypes")
public class LowerEnumSerializer extends StdScalarSerializer
{
public LowerEnumSerializer()
{
super(Enum.class, false);
}
@Override
public void serialize(final Enum value, final JsonGenerator jgen, final SerializerProvider provider)
throws IOException, JsonGenerationException
{
jgen.writeString(value.name().toLowerCase());
}
}