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Anteros Persistence Serialization.
/*******************************************************************************
* Copyright 2012 Anteros Tecnologia
*
* 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 br.com.anteros.persistence.serialization.jackson;
import java.io.IOException;
import br.com.anteros.persistence.proxy.AnterosProxyObject;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.BeanProperty;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.jsontype.TypeSerializer;
import com.fasterxml.jackson.databind.ser.impl.PropertySerializerMap;
public class AnterosProxySerializer extends JsonSerializer {
protected final BeanProperty _property;
protected final boolean _forceLazyLoading;
protected PropertySerializerMap _dynamicSerializers;
public AnterosProxySerializer(boolean forceLazyLoading) {
_forceLazyLoading = forceLazyLoading;
_dynamicSerializers = PropertySerializerMap.emptyMap();
_property = null;
}
@Override
public boolean isEmpty(AnterosProxyObject value) {
try {
return (value == null) || (findProxied(value) == null);
} catch (Exception e) {
throw new JacksonSerializationException(e);
}
}
@Override
public void serialize(AnterosProxyObject value, JsonGenerator jgen, SerializerProvider provider)
throws IOException, JsonProcessingException {
Object proxiedValue;
try {
proxiedValue = findProxied(value);
} catch (Exception e) {
throw new JacksonSerializationException(e);
}
if (proxiedValue == null) {
provider.defaultSerializeNull(jgen);
return;
}
findSerializer(provider, proxiedValue).serialize(proxiedValue, jgen, provider);
}
@Override
public void serializeWithType(AnterosProxyObject value, JsonGenerator jgen, SerializerProvider provider,
TypeSerializer typeSer) throws IOException, JsonProcessingException {
Object proxiedValue;
try {
proxiedValue = findProxied(value);
} catch (Exception e) {
throw new JacksonSerializationException(e);
}
if (proxiedValue == null) {
provider.defaultSerializeNull(jgen);
return;
}
findSerializer(provider, proxiedValue).serializeWithType(proxiedValue, jgen, provider, typeSer);
}
protected JsonSerializer
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