/**
* 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.metastore.messaging.json;
import org.apache.hadoop.hive.metastore.api.Table;
import org.apache.hadoop.hive.metastore.messaging.AlterTableMessage;
import org.apache.thrift.TException;
import org.codehaus.jackson.annotate.JsonProperty;
/**
* JSON alter table message
*/
public class JSONAlterTableMessage extends AlterTableMessage {
@JsonProperty
String server, servicePrincipal, db, table, tableObjBeforeJson, tableObjAfterJson;
@JsonProperty
String isTruncateOp;
@JsonProperty
Long timestamp;
/**
* Default constructor, needed for Jackson.
*/
public JSONAlterTableMessage() {
}
public JSONAlterTableMessage(String server, String servicePrincipal, Table tableObjBefore, Table tableObjAfter,
boolean isTruncateOp, Long timestamp) {
this.server = server;
this.servicePrincipal = servicePrincipal;
this.db = tableObjBefore.getDbName();
this.table = tableObjBefore.getTableName();
this.isTruncateOp = Boolean.toString(isTruncateOp);
this.timestamp = timestamp;
try {
this.tableObjBeforeJson = JSONMessageFactory.createTableObjJson(tableObjBefore);
this.tableObjAfterJson = JSONMessageFactory.createTableObjJson(tableObjAfter);
} catch (TException e) {
throw new IllegalArgumentException("Could not serialize: ", e);
}
checkValid();
}
@Override
public String getServer() {
return server;
}
@Override
public String getServicePrincipal() {
return servicePrincipal;
}
@Override
public String getDB() {
return db;
}
@Override
public Long getTimestamp() {
return timestamp;
}
@Override
public String getTable() {
return table;
}
@Override
public boolean getIsTruncateOp() { return Boolean.parseBoolean(isTruncateOp); }
@Override
public Table getTableObjBefore() throws Exception {
return (Table) JSONMessageFactory.getTObj(tableObjBeforeJson,Table.class);
}
@Override
public Table getTableObjAfter() throws Exception {
return (Table) JSONMessageFactory.getTObj(tableObjAfterJson,Table.class);
}
public String getTableObjBeforeJson() {
return tableObjBeforeJson;
}
public String getTableObjAfterJson() {
return tableObjAfterJson ;
}
@Override
public String toString() {
try {
return JSONMessageDeserializer.mapper.writeValueAsString(this);
} catch (Exception e) {
throw new IllegalArgumentException("Could not serialize: ", e);
}
}
}