001 package org.apache.turbine.modules.screens; 002 003 /* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022 import java.util.Iterator; 023 import java.util.Map; 024 025 import org.apache.ecs.ConcreteElement; 026 import org.apache.ecs.html.B; 027 import org.apache.ecs.html.H3; 028 import org.apache.ecs.html.H4; 029 import org.apache.ecs.html.PRE; 030 import org.apache.ecs.html.TD; 031 import org.apache.ecs.html.TR; 032 import org.apache.ecs.html.Table; 033 import org.apache.turbine.modules.Screen; 034 import org.apache.turbine.pipeline.PipelineData; 035 import org.apache.turbine.util.RunData; 036 037 /** 038 * This is a sample Error Screen module. 039 * 040 * @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a> 041 * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a> 042 * @version $Id: Error.java 938645 2010-04-27 20:57:51Z tv $ 043 */ 044 public class Error extends Screen 045 { 046 /** 047 * Build screen. 048 * 049 * @deprecated Use PipelineData version instead. 050 * @param data Turbine information. 051 * @return ConcreteElement the page with all the error information. 052 * @throws Exception a generic exception. 053 */ 054 public ConcreteElement doBuild(RunData data) throws Exception 055 { 056 data.setTitle("There has been an error!"); 057 058 Table table = new Table().setBorder(0); 059 boolean hasValues = false; 060 for (Iterator it = data.getParameters().keySet().iterator(); 061 it.hasNext();) 062 { 063 String key = (String) it.next(); 064 String value = data.getParameters().getString(key); 065 TR tr = 066 new TR().addElement( 067 new TD().addElement(new B(key))).addElement( 068 new TD().addElement(" = " + value)); 069 table.addElement(tr); 070 hasValues = true; 071 } 072 073 Table table2 = new Table().setBorder(0); 074 Map varDebug = data.getDebugVariables(); 075 076 boolean hasValues2 = false; 077 for (Iterator i = varDebug.keySet().iterator(); i.hasNext();) 078 { 079 String key = (String) i.next(); 080 String value = varDebug.get(key).toString(); 081 TR tr = 082 new TR().addElement( 083 new TD().addElement(new B(key))).addElement( 084 new TD().addElement(" = " + value)); 085 table2.addElement(tr); 086 hasValues2 = true; 087 } 088 089 data.getPage().getBody().addElement( 090 new H3( 091 data.getTitle() 092 + " Please review the exception below " 093 + "for more information.")); 094 095 if (hasValues) 096 { 097 data.getPage().getBody().addElement( 098 new H4().addElement("Get/Post Data:")); 099 data.getPage().getBody().addElement(table); 100 } 101 102 if (hasValues2) 103 { 104 data.getPage().getBody().addElement( 105 new H4().addElement("Debugging Data:")); 106 data.getPage().getBody().addElement(table2); 107 } 108 109 String trace = data.getStackTrace(); 110 if (trace != null) 111 { 112 data 113 .getPage() 114 .getBody() 115 .addElement(new H4().addElement("The exception is:")) 116 .addElement(new PRE(trace)) 117 .addElement(new PRE(data.getStackTraceException().toString())); 118 } 119 return null; 120 } 121 122 123 /** 124 * Build screen. 125 * 126 * @param data Turbine information. 127 * @return ConcreteElement the page with all the error information. 128 * @throws Exception a generic exception. 129 */ 130 public ConcreteElement doBuild(PipelineData pipelineData) throws Exception 131 { 132 RunData data = getRunData(pipelineData); 133 return doBuild(data); 134 } 135 }