001 /* 002 Licensed to the Apache Software Foundation (ASF) under one 003 or more contributor license agreements. See the NOTICE file 004 distributed with this work for additional information 005 regarding copyright ownership. The ASF licenses this file 006 to you under the Apache License, Version 2.0 (the 007 "License"); you may not use this file except in compliance 008 with the License. You may obtain a copy of the License at 009 010 http://www.apache.org/licenses/LICENSE-2.0 011 012 Unless required by applicable law or agreed to in writing, 013 software distributed under the License is distributed on an 014 "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 KIND, either express or implied. See the License for the 016 specific language governing permissions and limitations 017 under the License. 018 */ 019 package org.apache.wiki.tags; 020 021 import java.io.IOException; 022 import java.util.Collection; 023 import javax.servlet.jsp.PageContext; 024 025 /** 026 * Includes the body content, if there are any search results. 027 * 028 * @since 2.0 029 */ 030 public class SearchResultsTag 031 extends WikiTagBase 032 { 033 private static final long serialVersionUID = 0L; 034 035 public final int doWikiStartTag() 036 throws IOException 037 { 038 Collection list = (Collection)pageContext.getAttribute( "searchresults", 039 PageContext.REQUEST_SCOPE ); 040 041 if( list != null ) 042 { 043 return EVAL_BODY_INCLUDE; 044 } 045 046 String message = (String)pageContext.getAttribute( "err", 047 PageContext.REQUEST_SCOPE ); 048 049 if( message != null ) 050 { 051 pageContext.getOut().print("<div class='error'>"); 052 pageContext.getOut().print( message ); 053 pageContext.getOut().println("</div>"); 054 } 055 056 return SKIP_BODY; 057 } 058 }