/**
* 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.parse;
import org.antlr.runtime.tree.CommonTree;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hive.conf.HiveConf;
import org.apache.hadoop.hive.ql.Context;
import org.apache.hadoop.hive.ql.exec.TaskFactory;
import org.apache.hadoop.hive.ql.plan.FunctionWork;
import org.apache.hadoop.hive.ql.plan.createFunctionDesc;
public class FunctionSemanticAnalyzer extends BaseSemanticAnalyzer {
private static final Log LOG =
LogFactory.getLog("hive.ql.parse.FunctionSemanticAnalyzer");
public FunctionSemanticAnalyzer(HiveConf conf) throws SemanticException {
super(conf);
}
public void analyzeInternal(CommonTree ast, Context ctx) throws SemanticException {
String functionName = ast.getChild(0).getText();
String className = unescapeSQLString(ast.getChild(1).getText());
createFunctionDesc desc = new createFunctionDesc(functionName, className);
rootTasks.add(TaskFactory.get(new FunctionWork(desc), conf));
LOG.info("analyze done");
}
}