| /* |
| * 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.solr.client.solrj.io.eval; |
| |
| import java.io.IOException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.TimeZone; |
| import java.util.Locale; |
| |
| import org.apache.solr.client.solrj.io.stream.expr.StreamExpression; |
| import org.apache.solr.client.solrj.io.stream.expr.StreamFactory; |
| |
| public class DateEvaluator extends RecursiveObjectEvaluator implements ManyValueWorker { |
| protected static final long serialVersionUID = 1L; |
| |
| private static SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US); |
| private SimpleDateFormat parseFormat; |
| |
| |
| static { |
| dateFormat.setTimeZone(TimeZone.getTimeZone("UTC")); |
| } |
| |
| public DateEvaluator(StreamExpression expression, StreamFactory factory) throws IOException{ |
| super(expression, factory); |
| } |
| |
| @Override |
| public Object doWork(Object... values) throws IOException { |
| String sdate = values[0].toString(); |
| String template = values[1].toString(); |
| |
| if(sdate.startsWith("\"")) { |
| sdate =sdate.replace("\"", ""); |
| } |
| |
| if(template.startsWith("\"")) { |
| template =template.replace("\"", ""); |
| } |
| |
| |
| if(parseFormat == null) { |
| String timeZone = "UTC"; |
| if(values.length == 3) { |
| timeZone = values[2].toString(); |
| } |
| parseFormat = new SimpleDateFormat(template, Locale.US); |
| parseFormat.setTimeZone(TimeZone.getTimeZone(timeZone)); |
| } |
| |
| try { |
| Date date = parseFormat.parse(sdate); |
| return dateFormat.format(date); |
| } catch(Exception e) { |
| throw new IOException(e); |
| } |
| } |
| } |