/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.jbpm.shared.services.impl.commands;
import org.drools.core.command.impl.ExecutableCommand;
import org.jbpm.shared.services.impl.JpaPersistenceContext;
import org.kie.api.runtime.Context;
import java.util.Map;
public class QueryStringCommand<T> implements ExecutableCommand<T> {
private static final long serialVersionUID = -4014807273522465028L;
private Class<T> resultType;
private String queryName;
private Map<String, Object> params;
public QueryStringCommand(String queryName) {
this.resultType = (Class<T>) Object.class.getClass();
this.queryName = queryName;
}
public QueryStringCommand(String queryName, Map<String, Object> params) {
this.resultType = (Class<T>) Object.class.getClass();
this.queryName = queryName;
this.params = params;
}
@Override
public T execute(Context context) {
JpaPersistenceContext ctx = (JpaPersistenceContext) context;
if (params == null) {
return ctx.queryStringInTransaction(queryName, resultType);
} else {
return ctx.queryStringWithParametersInTransaction(queryName, params, resultType);
}
}
}