-
Notifications
You must be signed in to change notification settings - Fork 6
/
JsonParserFactory.java
41 lines (36 loc) · 1.4 KB
/
JsonParserFactory.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
/*
* 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.common.jsonexplain;
import org.apache.hadoop.hive.common.jsonexplain.tez.TezJsonParser;
import org.apache.hadoop.hive.conf.HiveConf;
public class JsonParserFactory {
private JsonParserFactory() {
// avoid instantiation
}
/**
* @param conf
* @return the appropriate JsonParser to print a JSONObject into outputStream.
*/
public static JsonParser getParser(HiveConf conf) {
String engine = HiveConf.getVar(conf, HiveConf.ConfVars.HIVE_EXECUTION_ENGINE);
if (engine.equals("mr3") || engine.equals("tez")) {
return new TezJsonParser();
}
return null;
}
}