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1 /* 2 Copyright (C) 2003 Together 3 4 This library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 This library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with this library; if not, write to the Free Software 16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 */ 18 package org.webdocwf.util.loader.transformation; 19 20 import java.io.File; 21 import java.io.FileInputStream; 22 import java.io.FileNotFoundException; 23 import java.io.IOException; 24 import java.util.List; 25 import java.util.Properties; 26 import java.util.Vector; 27 28 /*** 29 * This class implements Transformer interface. It can be used to concatenate 30 * data from table with values placed into property file 31 * Date: 23.07.2004. 32 * @version 1.0 33 * @author Zeljko Kovacevic 34 * 35 */ 36 public class ConcatenateData implements Transformer { 37 private String filePath = ""; 38 private List retValue = new Vector(); 39 private String prefix = ""; 40 private String postfix = ""; 41 private String insertBlank = ""; 42 private Properties properties = new Properties(); 43 /*** 44 * This method reads path to property file which is used for replacing data 45 * Keys from property file are values from table, and values from property 46 * file are values which will be concatenated as prefix or postfix on original value 47 * @param filePath Path to property file 48 */ 49 public void configure(String filePath) throws Exception { 50 try { 51 52 this.filePath = filePath; 53 File propertyFile = new File(this.filePath); 54 this.properties.load(new FileInputStream(propertyFile)); 55 this.prefix = this.properties.getProperty("prefix"); 56 this.postfix = this.properties.getProperty("postfix"); 57 this.insertBlank = this.properties.getProperty("insertBlank"); 58 59 } catch (FileNotFoundException e) { 60 throw new Exception("File not found!"); 61 } catch (IOException e) { 62 throw new Exception("Error while reading property file!"); 63 } 64 } 65 66 /*** 67 * This method release resources 68 */ 69 public void release() throws Exception { 70 71 } 72 73 /*** This method will concatenate values from property file to values from table 74 * as prefix or postfix 75 * @param valueToTransform List for transformation 76 * @return List with transformed values 77 */ 78 public List transformValue(List valueToTransform) throws Exception { 79 retValue.clear(); 80 String oldValue = valueToTransform.get(0).toString(); 81 String newValue = ""; 82 String finalValue = ""; 83 String key = ""; 84 boolean isSet = false; 85 try { 86 boolean containsKey = this.properties.containsKey(oldValue); 87 newValue = this.properties.getProperty(oldValue); 88 89 if (this.prefix.equalsIgnoreCase("true") && this.postfix.equalsIgnoreCase("true")) { 90 if (containsKey == true) { 91 isSet = true; 92 if (this.insertBlank.equalsIgnoreCase("true")){ 93 finalValue = newValue +" "+ oldValue +" "+ newValue; 94 }else{ 95 finalValue = newValue + oldValue + newValue; 96 } 97 } 98 } else if (this.prefix.equalsIgnoreCase("true")) { 99 if (containsKey == true) { 100 isSet = true; 101 if (this.insertBlank.equalsIgnoreCase("true")){ 102 finalValue = newValue + " " + oldValue; 103 }else{ 104 finalValue = newValue + oldValue; 105 } 106 } 107 } else if (this.postfix.equalsIgnoreCase("true")) { 108 if (containsKey == true) { 109 isSet = true; 110 if (this.insertBlank.equalsIgnoreCase("true")){ 111 finalValue = oldValue + " " + newValue; 112 }else{ 113 finalValue = oldValue + newValue; 114 } 115 } 116 } 117 if (isSet) { 118 retValue.add(finalValue); 119 } else { 120 retValue.add(oldValue); 121 } 122 } catch (Exception e) { 123 throw new Exception("Error while concatenate data using class ConcatenateData!",e); 124 } 125 return retValue; 126 } 127 }

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