org.apache.hadoop.hive.ql.exec.repl.ReplStateLogWork Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.apache.hadoop.hive.ql.exec.repl;
import org.apache.hadoop.hive.metastore.TableType;
import org.apache.hadoop.hive.ql.parse.ReplicationSpec;
import org.apache.hadoop.hive.ql.parse.repl.ReplLogger;
import org.apache.hadoop.hive.ql.plan.Explain;
import org.apache.hadoop.hive.ql.plan.Explain.Level;
import java.io.Serializable;
import java.util.Map;
/**
* ReplStateLogWork
*
*/
@Explain(displayName = "Repl State Log", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
public class ReplStateLogWork implements Serializable {
private static final long serialVersionUID = 1L;
private final ReplLogger replLogger;
private final LOG_TYPE logType;
private String eventId;
private String eventType;
private String tableName;
private TableType tableType;
private String functionName;
private String lastReplId;
private enum LOG_TYPE {
TABLE,
FUNCTION,
EVENT,
END
}
public ReplStateLogWork(ReplLogger replLogger, String eventId, String eventType) {
this.logType = LOG_TYPE.EVENT;
this.replLogger = replLogger;
this.eventId = eventId;
this.eventType = eventType;
}
public ReplStateLogWork(ReplLogger replLogger, String tableName, TableType tableType) {
this.logType = LOG_TYPE.TABLE;
this.replLogger = replLogger;
this.tableName = tableName;
this.tableType = tableType;
}
public ReplStateLogWork(ReplLogger replLogger, String functionName) {
this.logType = LOG_TYPE.FUNCTION;
this.replLogger = replLogger;
this.functionName = functionName;
}
public ReplStateLogWork(ReplLogger replLogger, Map dbProps) {
this.logType = LOG_TYPE.END;
this.replLogger = replLogger;
this.lastReplId = ReplicationSpec.getLastReplicatedStateFromParameters(dbProps);
}
public void replStateLog() {
switch (logType) {
case TABLE: {
replLogger.tableLog(tableName, tableType);
break;
}
case FUNCTION: {
replLogger.functionLog(functionName);
break;
}
case EVENT: {
replLogger.eventLog(eventId, eventType);
break;
}
case END: {
replLogger.endLog(lastReplId);
break;
}
}
}
}