Source Code Cross Referenced for PropertyBindingHelper.java in  » IDE-Netbeans » visualweb.api.designer » org » netbeans » modules » visualweb » propertyeditors » binding » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » visualweb.api.designer » org.netbeans.modules.visualweb.propertyeditors.binding 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:        package org.netbeans.modules.visualweb.propertyeditors.binding;
042:
043:        import java.beans.BeanInfo;
044:        import java.beans.Introspector;
045:        import java.beans.PropertyDescriptor;
046:        import java.lang.reflect.Method;
047:        import java.util.ArrayList;
048:        import java.util.HashMap;
049:        import javax.faces.context.FacesContext;
050:        import javax.faces.el.ValueBinding;
051:        import com.sun.rave.designtime.CustomizerResult;
052:        import com.sun.rave.designtime.DesignBean;
053:        import com.sun.rave.designtime.DesignProperty;
054:        import com.sun.rave.designtime.DisplayAction;
055:        import com.sun.rave.designtime.Result;
056:        import com.sun.rave.designtime.impl.BasicDisplayAction;
057:        import org.netbeans.modules.visualweb.propertyeditors.util.Bundle;
058:        import org.openide.ErrorManager;
059:
060:        public class PropertyBindingHelper {
061:
062:            public static final Bundle bundle = Bundle
063:                    .getBundle(PropertyBindingHelper.class);
064:
065:            public static DisplayAction getContextItem(DesignBean bean) {
066:                return new PropertyBindingsAction(bean);
067:            }
068:
069:            public static DisplayAction getContextItem(DesignProperty prop) {
070:                return new PropertyBindingAction(prop);
071:            }
072:
073:            /**
074:             * The PropertyBindingAction is the DisplayAction (context item) that appears on the right-click
075:             * menu of the property sheet for a particular property.  This displays the BindingsCustomizer
076:             * with only the right-hand side (BindingTargetPanel) visible, with a single property to be bound.
077:             */
078:            private static class PropertyBindingAction extends
079:                    BasicDisplayAction {
080:
081:                public PropertyBindingAction(DesignProperty prop) {
082:                    super (bundle.getMessage("propBindingEllipse")); //NOI18N
083:                    this .prop = prop;
084:                }
085:
086:                protected DesignProperty prop = null;
087:
088:                public Result invoke() {
089:                    PropertyBindingsCustomizer bc = new PropertyBindingsCustomizer(
090:                            prop);
091:                    bc.panel.setShowSourcePanel(false);
092:                    return new CustomizerResult(prop.getDesignBean(), bc);
093:                }
094:            }
095:
096:            /**
097:             * The PropertyBindingsAction is the DisplayAction (context item) that appears on the right-click
098:             * menu for every component.  This displays the BindingsCustomizer dialog with both the left
099:             * (BindingSourcePanel) and right-hand sides (BindingTargetPanel) visible, so the user can choose
100:             * any properties to be bound.
101:             */
102:            private static class PropertyBindingsAction extends
103:                    BasicDisplayAction {
104:
105:                public PropertyBindingsAction(DesignBean bean) {
106:                    super (bundle.getMessage("propBindingsEllipse")); //NOI18N
107:                    this .bean = bean;
108:                }
109:
110:                protected DesignBean bean;
111:
112:                public Result invoke() {
113:                    PropertyBindingsCustomizer bc = new PropertyBindingsCustomizer(
114:                            bean);
115:                    return new CustomizerResult(bean, bc);
116:                }
117:            }
118:
119:            //------------------------------------------------------------------------------- Helper methods
120:
121:            public static Object getPropInstance(DesignBean bean,
122:                    PropertyDescriptor[] propPath) {
123:                if (propPath != null && propPath.length > 0) {
124:                    try {
125:                        ArrayList propList = new ArrayList();
126:                        for (int i = 0; i < propPath.length; i++) {
127:                            propList.add(propPath[i]);
128:                        }
129:                        Object o = bean.getInstance();
130:                        outerloop: while (o != null && propList.size() > 0) {
131:                            PropertyDescriptor pdnext = (PropertyDescriptor) propList
132:                                    .get(0);
133:                            BeanInfo bi = Introspector
134:                                    .getBeanInfo(o.getClass());
135:                            PropertyDescriptor[] pdanext = bi
136:                                    .getPropertyDescriptors();
137:                            for (int i = 0; i < pdanext.length; i++) {
138:                                if (pdanext[i].getName().equals(
139:                                        pdnext.getName())) {
140:                                    //System.out.println("found: " + pdnext.getName() + " : " + propList.size() + " left");
141:                                    Method read = pdanext[i].getReadMethod();
142:                                    if ((read != null)
143:                                            && !read.getName().equals(
144:                                                    "getFieldKeys")) {
145:                                        try {
146:                                            o = read.invoke(o, new Object[] {});
147:                                            if (o instanceof  ValueBinding) {
148:                                                o = ((ValueBinding) o)
149:                                                        .getValue(FacesContext
150:                                                                .getCurrentInstance());
151:                                            }
152:                                        } catch (Exception exc) {
153:                                            ErrorManager.getDefault().notify(
154:                                                    ErrorManager.INFORMATIONAL,
155:                                                    exc);
156:                                            return null;
157:                                        }
158:                                        if (o != null) {
159:                                            propList.remove(0);
160:                                            continue outerloop;
161:                                        }
162:                                    } else {
163:                                        return null;
164:                                    }
165:                                }
166:                            }
167:                        }
168:                        return o;
169:                    } catch (Exception exc) {
170:                        ErrorManager.getDefault().notify(exc);
171:                    }
172:                } else {
173:                    return bean.getInstance();
174:                }
175:                return null;
176:            }
177:
178:            static HashMap arrayTypeKeyHash = new HashMap();
179:            static {
180:                arrayTypeKeyHash.put("B", "byte"); //NOI18N
181:                arrayTypeKeyHash.put("C", "char"); //NOI18N
182:                arrayTypeKeyHash.put("D", "double"); //NOI18N
183:                arrayTypeKeyHash.put("F", "float"); //NOI18N
184:                arrayTypeKeyHash.put("I", "int"); //NOI18N
185:                arrayTypeKeyHash.put("J", "long"); //NOI18N
186:                arrayTypeKeyHash.put("S", "short"); //NOI18N
187:                arrayTypeKeyHash.put("Z", "boolean"); //NOI18N
188:                arrayTypeKeyHash.put("V", "void"); //NOI18N
189:            }
190:
191:            public static String getPrettyTypeName(String tn) {
192:                tn = getJavaTypeName(tn);
193:                if (tn.indexOf(".") > -1) { //NOI18N
194:                    tn = tn.substring(tn.lastIndexOf(".") + 1);
195:                }
196:                return tn;
197:            }
198:
199:            public static String getJavaTypeName(String tn) {
200:                if (tn.startsWith("[")) { //NOI18N
201:                    int depth = 0;
202:                    while (tn.startsWith("[")) { //NOI18N
203:                        tn = tn.substring(1);
204:                        depth++;
205:                    }
206:                    if (tn.startsWith("L")) { //NOI18N
207:                        tn = tn.substring(1);
208:                        tn = tn.substring(0, tn.length() - 1);
209:                    } else {
210:                        char typeKey = tn.charAt(0);
211:                        tn = (String) arrayTypeKeyHash.get("" + typeKey); //NOI18N
212:                    }
213:                    for (int i = 0; i < depth; i++) {
214:                        tn += "[]"; //NOI18N
215:                    }
216:                }
217:                return tn;
218:            }
219:        }
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