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1 /* 2 * Copyright (c) 2003 Scott Howlett & Paul Libbrecht. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the 15 * distribution. 16 * 17 * 3. The end-user documentation included with the redistribution, 18 * if any, must include the following acknowledgment: 19 * "This product includes software developed by the Xwing 20 * Project ( http://xwing.sourceforge.net/ )." 21 * Alternately, this acknowledgment may appear in the software itself, 22 * if and wherever such third-party acknowledgments normally appear. 23 * 24 * 4. The name "Xwing" must not be used to endorse or promote products 25 * derived from this software without prior written permission. For 26 * written permission, please contact the project authors via 27 * the Xwing project site, http://xwing.sourceforge.net/ . 28 * 29 * 5. Products derived from this software may not be called "Xwing", 30 * nor may "Xwing" appear in their name, without prior written 31 * permission of the Xwing project. 32 * 33 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 34 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 35 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 36 * DISCLAIMED. IN NO EVENT SHALL THE XWING AUTHORS OR THE PROJECT 37 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 39 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 40 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 41 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 42 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 43 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 44 * SUCH DAMAGE. 45 * 46 * For more information on Xwing, please see 47 * < http://xwing.sourceforge.net/ >. 48 */ 49 50 package net.sourceforge.xwing.jelly.tags.prefs; 51 52 import net.sourceforge.xwing.prefs.Prefs; 53 54 import org.apache.commons.jelly.JellyTagException; 55 import org.apache.commons.jelly.MissingAttributeException; 56 import org.apache.commons.jelly.TagSupport; 57 import org.apache.commons.jelly.XMLOutput; 58 59 public class PrefTag extends TagSupport { 60 61 private String key; 62 private Object def; 63 private String type; 64 65 public void setKey(String key) { 66 this.key = key; 67 } 68 69 public void setType(String type) { 70 this.type = type; 71 } 72 73 public void setDefault(Object def) { 74 this.def = def; 75 } 76 77 public void doTag(XMLOutput output) throws JellyTagException { 78 if (key == null) { 79 throw new MissingAttributeException("key"); 80 } 81 if (def == null) { 82 throw new MissingAttributeException("default"); 83 } 84 85 PrefsTag pt = (PrefsTag) findAncestorWithClass(PrefsTag.class); 86 87 if (pt == null) { 88 throw new JellyTagException( 89 "pref must be used " + "inside a prefs tag."); 90 } 91 92 Prefs prefs = pt.getPrefs(); 93 94 if (type == null || type.length() == 0) { 95 prefs.add(key, def); 96 } else if (type.equalsIgnoreCase("String")) { 97 prefs.add(key, def, String.class); 98 } else if (type.equalsIgnoreCase("Boolean")) { 99 prefs.add(key, def, Boolean.class); 100 } else if (type.equalsIgnoreCase("Integer")) { 101 prefs.add(key, def, Integer.class); 102 } else if (type.equalsIgnoreCase("Long")) { 103 prefs.add(key, def, Long.class); 104 } else if (type.equalsIgnoreCase("Float")) { 105 prefs.add(key, def, Float.class); 106 } else if (type.equalsIgnoreCase("Double")) { 107 prefs.add(key, def, Double.class); 108 } else if (type.equalsIgnoreCase("byte[]")) { 109 prefs.add(key, def, byte[].class); 110 } else { 111 throw new JellyTagException( 112 "type must be String, Boolean, " 113 + "Integer, Long, Float, Double, or byte[]"); 114 } 115 116 invokeBody(output); 117 } 118 }

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