1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 package com.sun.star.report.pentaho.output.text; 24 25 import java.util.HashMap; 26 import java.util.Iterator; 27 import java.util.Map; 28 29 import org.jfree.report.util.AttributeNameGenerator; 30 31 32 /** 33 * A collection that holds all used variables. A variable is primarily keyed by 34 * its original name. If a variable contains more than one type, it is also 35 * keyed by the type. 36 * 37 * @author Thomas Morgner 38 * @since 26.03.2007 39 */ 40 public class VariablesDeclarations 41 { 42 43 private final AttributeNameGenerator nameGenerator; 44 private final Map variables; 45 VariablesDeclarations()46 public VariablesDeclarations() 47 { 48 variables = new HashMap(); 49 nameGenerator = new AttributeNameGenerator(); 50 } 51 produceVariable(final String name, final String type)52 public String produceVariable(final String name, 53 final String type) 54 { 55 HashMap holder = (HashMap) variables.get(name); 56 if (holder == null) 57 { 58 holder = new HashMap(); 59 variables.put(name, holder); 60 } 61 62 final String mapping = (String) holder.get(type); 63 if (mapping != null) 64 { 65 return mapping; 66 } 67 final String result = nameGenerator.generateName(name); 68 if (holder.isEmpty()) 69 { 70 // create the default mapping as well.. 71 holder.put(null, name); 72 holder.put("time", name); 73 holder.put("date", name); 74 holder.put("datetime", name); 75 holder.put("float", name); 76 holder.put("string", name); 77 holder.put("boolean", name); 78 } 79 holder.put(type, name); 80 return result; 81 } 82 getDefinedMappings()83 public Map getDefinedMappings() 84 { 85 final HashMap mappings = new HashMap(); 86 final Iterator vars = variables.values().iterator(); 87 while (vars.hasNext()) 88 { 89 final HashMap types = (HashMap) vars.next(); 90 final Iterator varsByType = types.entrySet().iterator(); 91 while (varsByType.hasNext()) 92 { 93 final Map.Entry entry = (Map.Entry) varsByType.next(); 94 final String type = (String) entry.getKey(); 95 if (type != null) 96 { 97 final String varName = (String) entry.getValue(); 98 mappings.put(varName, type); 99 } 100 } 101 } 102 return mappings; 103 } 104 } 105