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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.plan;
import java.io.Serializable;
import java.util.HashMap;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hive.ql.lockmgr.DbTxnManager;
import org.apache.hadoop.hive.ql.plan.Explain.Level;
/**
* ShowLocksDesc.
*
*/
@Explain(displayName = "Show Locks", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
public class ShowLocksDesc extends DDLDesc implements Serializable {
private static final long serialVersionUID = 1L;
String resFile;
String dbName;
String tableName;
HashMap partSpec;
boolean isExt;
boolean isNewLockFormat;
/**
* table name for the result of show locks.
*/
private static final String table = "showlocks";
/**
* thrift ddl for the result of show locks.
*/
private static final String schema = "tab_name,mode#string:string";
/**
* Schema for use with db txn manager.
*/
private static final String newFormatSchema = "lockid,database,table,partition,lock_state," +
"blocked_by,lock_type,transaction_id,last_heartbeat,acquired_at,user,hostname,agent_info#" +
"string:string:string:string:string:string:string:string:string:string:string:string:string";
public String getDatabase() {
return dbName;
}
public String getTable() {
return table;
}
public String getSchema() {
if (isNewLockFormat) return newFormatSchema;
else return schema;
}
public ShowLocksDesc() {
}
/**
* @param resFile
*/
public ShowLocksDesc(Path resFile, String dbName, boolean isExt, boolean isNewFormat) {
this.resFile = resFile.toString();
this.partSpec = null;
this.tableName = null;
this.isExt = isExt;
this.dbName = dbName;
isNewLockFormat = isNewFormat;
}
/**
* @param resFile
*/
public ShowLocksDesc(Path resFile, String tableName,
HashMap partSpec, boolean isExt, boolean isNewFormat) {
this.resFile = resFile.toString();
this.partSpec = partSpec;
this.tableName = tableName;
this.isExt = isExt;
isNewLockFormat = isNewFormat;
}
public String getDbName() {
return dbName;
}
public void setDbName(String dbName) {
this.dbName = dbName;
}
/**
* @return the tableName
*/
@Explain(displayName = "table", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
public String getTableName() {
return tableName;
}
/**
* @param tableName
* the tableName to set
*/
public void setTableName(String tableName) {
this.tableName = tableName;
}
/**
* @return the partSpec
*/
@Explain(displayName = "partition", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
public HashMap getPartSpec() {
return partSpec;
}
/**
* @param partSpec
* the partSpec to set
*/
public void setPartSpecs(HashMap partSpec) {
this.partSpec = partSpec;
}
/**
* @return the resFile
*/
@Explain(displayName = "result file", explainLevels = { Level.EXTENDED })
public String getResFile() {
return resFile;
}
/**
* @param resFile
* the resFile to set
*/
public void setResFile(String resFile) {
this.resFile = resFile;
}
/**
* @return the isExt
*/
public boolean isExt() {
return isExt;
}
/**
* @param isExt
* the isExt to set
*/
public void setExt(boolean isExt) {
this.isExt = isExt;
}
public boolean isNewFormat() {
return isNewLockFormat;
}
}