001    /**
002     * Copyright 2005-2012 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.krad.web.bind;
017    
018    import java.beans.PropertyEditorSupport;
019    import java.io.Serializable;
020    
021    /**
022     * PropertyEditor for booleans supports y/n which the spring version does not
023     * 
024     * @author Kuali Rice Team (rice.collab@kuali.org)
025     */
026    public class UifBooleanEditor extends PropertyEditorSupport implements Serializable {
027            private static final long serialVersionUID = -6333792216543862346L;
028    
029            private static final String TRUE_VALUES = "/true/yes/y/on/1/";
030            private static final String FALSE_VALUES = "/false/no/n/off/0/";
031            
032            private static final String TRUE_VALUE = "true";
033            private static final String FALSE_VALUE = "false";
034    
035        @Override
036            public String getAsText() {
037                    if(this.getValue() == null) {
038                            return "";
039                    }
040                    else if(((Boolean)this.getValue()).booleanValue()) {
041                            return TRUE_VALUE;
042                    }
043                    else {
044                            return FALSE_VALUE;
045                    }
046            }
047    
048            @Override
049            public void setAsText(String text) throws IllegalArgumentException {
050                    String input = null;
051                    
052                    if(text != null) {
053                            StringBuilder builder = new StringBuilder();
054                            builder.append("/").append(text.toLowerCase()).append("/");
055                            input = builder.toString();
056                            
057                            if(TRUE_VALUES.contains(input)) {
058                                    this.setValue(Boolean.TRUE);
059                            }
060                            else if(FALSE_VALUES.contains(input)) {
061                                    this.setValue(Boolean.FALSE);
062                            }
063                            else {
064                                    input = null;
065                            }
066                    }
067    
068                    if(input == null) {
069                            throw new IllegalArgumentException("Invalid boolean input: " + text);
070                    }
071            }
072    
073    }