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/*-
* ============LICENSE_START=======================================================
* ONAP CLAMP
* ================================================================================
* Copyright (C) 2019 AT&T Intellectual Property. All rights
* reserved.
* ================================================================================
* 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.
* ============LICENSE_END============================================
* ===================================================================
*
*/
package org.onap.clamp.dao.model.jsontype;
import com.google.gson.JsonObject;
import java.io.Serializable;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.AbstractTypeDescriptor;
import org.hibernate.type.descriptor.java.ImmutableMutabilityPlan;
import org.onap.clamp.clds.util.JsonUtils;
public class JsonTypeDescriptor extends AbstractTypeDescriptor<JsonObject> {
/**
*
*/
private static final long serialVersionUID = -3439698221196089003L;
public static final JsonTypeDescriptor INSTANCE = new JsonTypeDescriptor();
public JsonTypeDescriptor() {
super(JsonObject.class, new ImmutableMutabilityPlan<JsonObject>() {
/**
*
*/
private static final long serialVersionUID = 1169396106518110214L;
@Override
public Serializable disassemble(JsonObject value) {
return JsonUtils.GSON_JPA_MODEL.toJson(value);
}
@Override
public JsonObject assemble(Serializable cached) {
return JsonUtils.GSON_JPA_MODEL.fromJson((String) cached, JsonObject.class);
}
});
}
@Override
public String toString(JsonObject value) {
return JsonUtils.GSON_JPA_MODEL.toJson(value);
}
@Override
public JsonObject fromString(String string) {
return JsonUtils.GSON_JPA_MODEL.fromJson(string, JsonObject.class);
}
@Override
public <X> X unwrap(JsonObject value, Class<X> type, WrapperOptions options) {
if (value == null)
return null;
if (String.class.isAssignableFrom(type)) {
return (X) toString(value);
}
if (JsonObject.class.isAssignableFrom(type)) {
return (X) JsonUtils.GSON_JPA_MODEL.toJson(toString(value));
}
throw unknownUnwrap(type);
}
@Override
public <X> JsonObject wrap(X value, WrapperOptions options) {
if (value == null)
return null;
if (String.class.isInstance(value))
return JsonUtils.GSON_JPA_MODEL.fromJson((String) value, JsonObject.class);
throw unknownWrap(value.getClass());
}
}
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