1 17 18 package org.apache.geronimo.common.propertyeditor; 19 20 import java.beans.PropertyEditor ; 21 import java.beans.PropertyEditorSupport ; 22 import java.lang.reflect.Array ; 23 import java.util.LinkedList ; 24 import java.util.List ; 25 import java.util.StringTokenizer ; 26 27 32 public final class ArrayPropertyEditorAdapter extends PropertyEditorSupport { 33 private Class type; 34 private PropertyEditor editor; 35 36 public ArrayPropertyEditorAdapter(final Class type, final PropertyEditor editor) { 37 if (type == null) { 38 throw new IllegalArgumentException ("Type is null"); 39 } 40 if (editor == null) { 41 throw new IllegalArgumentException ("Editor is null"); 42 } 43 44 this.type = type; 45 this.editor = editor; 46 } 47 48 public void setAsText(String text) { 49 if (text == null || text.length() == 0) { 50 setValue(null); 51 } else { 52 StringTokenizer stok = new StringTokenizer (text, ","); 53 final List list = new LinkedList (); 54 55 while (stok.hasMoreTokens()) { 56 editor.setAsText(stok.nextToken()); 57 list.add(editor.getValue()); 58 } 59 60 Object array = Array.newInstance(type, list.size()); 61 for (int i = 0; i < list.size(); i++) { 62 Array.set(array, i, list.get(i)); 63 } 64 65 setValue(array); 66 } 67 } 68 69 public String getAsText() { 70 Object [] objects = (Object []) getValue(); 71 if (objects == null || objects.length == 0) { 72 return null; 73 } 74 75 StringBuffer result = new StringBuffer (String.valueOf(objects[0])); 76 for (int i = 1; i < objects.length; i++) { 77 result.append(",").append(objects[i]); 78 } 79 80 return result.toString(); 81 82 } 83 } 84 | Popular Tags |