org.camunda.bpm.engine.rest.sub.history.impl.HistoricVariableInstanceResourceImpl Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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 org.camunda.bpm.engine.rest.sub.history.impl;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.exception.NotFoundException;
import org.camunda.bpm.engine.history.HistoricVariableInstance;
import org.camunda.bpm.engine.history.HistoricVariableInstanceQuery;
import org.camunda.bpm.engine.query.Query;
import org.camunda.bpm.engine.rest.dto.history.HistoricVariableInstanceDto;
import org.camunda.bpm.engine.rest.exception.InvalidRequestException;
import org.camunda.bpm.engine.rest.sub.AbstractResourceProvider;
import org.camunda.bpm.engine.rest.sub.history.HistoricVariableInstanceResource;
import org.camunda.bpm.engine.variable.value.TypedValue;
/**
* @author Daniel Meyer
* @author Ronny Bräunlich
*
*/
public class HistoricVariableInstanceResourceImpl extends
AbstractResourceProvider implements HistoricVariableInstanceResource {
public HistoricVariableInstanceResourceImpl(String variableId, ProcessEngine engine) {
super(variableId, engine);
}
protected HistoricVariableInstanceQuery baseQuery() {
return getEngine().getHistoryService().createHistoricVariableInstanceQuery().variableId(getId());
}
@Override
protected Query baseQueryForBinaryVariable() {
return baseQuery().disableCustomObjectDeserialization();
}
@Override
protected Query baseQueryForVariable(boolean deserializeObjectValue) {
HistoricVariableInstanceQuery query = baseQuery().disableBinaryFetching();
if (!deserializeObjectValue) {
query.disableCustomObjectDeserialization();
}
return query;
}
@Override
protected TypedValue transformQueryResultIntoTypedValue(HistoricVariableInstance queryResult) {
return queryResult.getTypedValue();
}
@Override
protected HistoricVariableInstanceDto transformToDto(HistoricVariableInstance queryResult) {
return HistoricVariableInstanceDto.fromHistoricVariableInstance(queryResult);
}
@Override
protected String getResourceNameForErrorMessage() {
return "Historic variable instance";
}
@Override
public Response deleteVariableInstance() {
try {
getEngine().getHistoryService().deleteHistoricVariableInstance(id);
} catch (NotFoundException nfe) { // rewrite status code from bad request (400) to not found (404)
throw new InvalidRequestException(Status.NOT_FOUND, nfe, nfe.getMessage());
}
// return no content (204) since resource is deleted
return Response.noContent().build();
}
}