| /** |
| * 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.accumulo.pig; |
| |
| import java.io.IOException; |
| |
| import org.apache.pig.EvalFunc; |
| import org.apache.pig.data.Tuple; |
| |
| public class FORMAT extends EvalFunc<String> { |
| |
| @Override |
| public String exec(Tuple input) throws IOException { |
| if (0 == input.size()) { |
| return null; |
| } |
| |
| final String format = input.get(0).toString(); |
| Object[] args = new Object[input.size() - 1]; |
| for (int i = 1; i < input.size(); i++) { |
| args[i-1] = input.get(i); |
| } |
| |
| return String.format(format, args); |
| } |
| |
| } |