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/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 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.aaf.auth.helpers;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Session;
public class CQLBatch {
private Session session;
private StringBuilder sb;
private int hasAdded;
public CQLBatch(Session session) {
this.session = session;
sb = new StringBuilder();
hasAdded = 0;
}
public StringBuilder begin() {
sb.setLength(0);
sb.append("BEGIN BATCH\n");
hasAdded = sb.length();
return sb;
}
private boolean end() {
if(sb.length()==hasAdded) {
System.out.println("Nothing to Process");
return false;
} else {
sb.append("APPLY BATCH;\n");
System.out.println(sb);
return true;
}
}
public ResultSet execute() {
if(end()) {
return session.execute(sb.toString());
} else {
return null;
}
}
public ResultSet execute(boolean dryRun) {
if(dryRun) {
end();
return null;
} else {
return execute();
}
}
}
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