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/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* Modifications Copyright (C) 2018 IBM.
* ===========================================================================
* 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.batch.helpers;
import java.util.Date;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
import org.onap.aaf.auth.batch.helpers.Notification.TYPE;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.Session;
public class LastNotified {
private Map<String,Date> lastNotified = new TreeMap<>();
private Session session;
public LastNotified(Session session) {
this.session = session;
}
public void add(Set<String> users) {
StringBuilder query = new StringBuilder();
startNotifyQuery(query);
int cnt = 0;
for(String user : users) {
if(++cnt>1) {
query.append(',');
}
query.append('\'');
query.append(user);
query.append('\'');
if(cnt>=30) {
endNotifyQuery(query, Notification.TYPE.OA);
add(session.execute(query.toString()),lastNotified);
query.setLength(0);
startNotifyQuery(query);
cnt=0;
}
}
if(cnt>0) {
endNotifyQuery(query, Notification.TYPE.OA);
add(session.execute(query.toString()),lastNotified);
}
}
public Date lastNotified(String user) {
return lastNotified.get(user);
}
private void add(ResultSet result, Map<String, Date> lastNotified) {
for(Iterator<Row> iter = result.iterator(); iter.hasNext();) {
Row r = iter.next();
lastNotified.put(r.getString(0), r.getTimestamp(1));
}
}
private void startNotifyQuery(StringBuilder query) {
query.append("SELECT user,last FROM authz.notify WHERE user in (");
}
private void endNotifyQuery(StringBuilder query, TYPE oa) {
query.append(") AND type=");
query.append(oa.idx());
query.append(';');
}
}
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