Coverage Report - org.seasar.teeda.core.el.TeedaPropertyResolver
 
Classes in this File Line Coverage Branch Coverage Complexity
TeedaPropertyResolver
19%
18/97
16%
17/104
7.7
 
 1  
 /*
 2  
  * Copyright 2004-2011 the Seasar Foundation and the Others.
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *     http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 13  
  * either express or implied. See the License for the specific language
 14  
  * governing permissions and limitations under the License.
 15  
  */
 16  
 package org.seasar.teeda.core.el;
 17  
 
 18  
 import java.lang.reflect.Array;
 19  
 import java.util.Iterator;
 20  
 import java.util.List;
 21  
 import java.util.Map;
 22  
 
 23  
 import javax.faces.component.UIComponent;
 24  
 import javax.faces.el.EvaluationException;
 25  
 import javax.faces.el.PropertyNotFoundException;
 26  
 import javax.faces.el.PropertyResolver;
 27  
 import javax.faces.el.ReferenceSyntaxException;
 28  
 
 29  
 import org.seasar.framework.beans.BeanDesc;
 30  
 import org.seasar.framework.beans.PropertyDesc;
 31  
 import org.seasar.framework.beans.factory.BeanDescFactory;
 32  
 import org.seasar.teeda.core.exception.SetterNotFoundRuntimeException;
 33  
 
 34  
 /**
 35  
  * @author higa
 36  
  * @author shot
 37  
  */
 38  6
 public class TeedaPropertyResolver extends PropertyResolver {
 39  
 
 40  
     public Object getValue(Object base, Object property)
 41  
             throws EvaluationException, PropertyNotFoundException {
 42  
 
 43  5
         if (base == null || property == null || property instanceof String
 44  
                 && ((String) property).length() == 0) {
 45  
 
 46  2
             return null;
 47  
         }
 48  3
         if (base instanceof Map) {
 49  2
             return ((Map) base).get(property);
 50  
         }
 51  1
         if (base instanceof UIComponent) {
 52  1
             UIComponent baseComponent = (UIComponent) base;
 53  1
             for (Iterator children = baseComponent.getChildren().iterator(); children
 54  1
                     .hasNext();) {
 55  0
                 UIComponent child = (UIComponent) children.next();
 56  0
                 if (property.equals(child.getId())) {
 57  0
                     return child;
 58  
                 }
 59  
             }
 60  1
             return null;
 61  
         }
 62  0
         return getProperty(base, property.toString());
 63  
     }
 64  
 
 65  
     public Object getValue(Object base, int index) throws EvaluationException,
 66  
             PropertyNotFoundException {
 67  
 
 68  0
         if (base == null) {
 69  0
             return null;
 70  
         }
 71  
         try {
 72  0
             if (base.getClass().isArray()) {
 73  0
                 return Array.get(base, index);
 74  
             }
 75  0
             if (base instanceof List) {
 76  0
                 return ((List) base).get(index);
 77  
             }
 78  0
             if (base instanceof UIComponent) {
 79  0
                 return ((UIComponent) base).getChildren().get(index);
 80  
             }
 81  0
         } catch (IndexOutOfBoundsException e) {
 82  0
             return null;
 83  0
         }
 84  0
         throw new ReferenceSyntaxException("Must be array or List. Bean: "
 85  
                 + base.getClass().getName() + ", index " + index);
 86  
     }
 87  
 
 88  
     public void setValue(Object base, Object property, Object newValue)
 89  
             throws EvaluationException, PropertyNotFoundException {
 90  
 
 91  1
         if (base == null || property == null || property instanceof String
 92  
                 && ((String) property).length() == 0) {
 93  
 
 94  0
             return;
 95  
         }
 96  1
         if (base instanceof Map) {
 97  0
             ((Map) base).put(property, newValue);
 98  
 
 99  0
             return;
 100  
         }
 101  1
         if (base instanceof UIComponent) {
 102  0
             throw new PropertyNotFoundException(
 103  
                     "Bean must not be UIComponent, property: " + property);
 104  
         }
 105  1
         setProperty(base, property.toString(), newValue);
 106  0
     }
 107  
 
 108  
     public void setValue(Object base, int index, Object newValue)
 109  
             throws EvaluationException, PropertyNotFoundException {
 110  
 
 111  0
         if (base == null) {
 112  0
             return;
 113  
         }
 114  0
         if (base.getClass().isArray()) {
 115  0
             Array.set(base, index, newValue);
 116  
 
 117  0
             return;
 118  
         }
 119  0
         if (base instanceof List) {
 120  0
             ((List) base).set(index, newValue);
 121  0
             return;
 122  
         }
 123  0
         throw new EvaluationException("Bean must be array or List. Bean: "
 124  
                 + base.getClass().getName() + ", index " + index);
 125  
     }
 126  
 
 127  
     public boolean isReadOnly(Object base, Object property) {
 128  0
         if (base == null || property == null || property instanceof String
 129  
                 && ((String) property).length() == 0) {
 130  
 
 131  0
             return false;
 132  
         }
 133  0
         if (base instanceof Map) {
 134  0
             return false;
 135  
         }
 136  0
         if (base instanceof UIComponent) {
 137  0
             return true;
 138  
         }
 139  0
         BeanDesc beanDesc = BeanDescFactory.getBeanDesc(base.getClass());
 140  0
         String propertyName = property.toString();
 141  0
         if (!beanDesc.hasPropertyDesc(propertyName)) {
 142  0
             return false;
 143  
         }
 144  0
         PropertyDesc pd = beanDesc.getPropertyDesc(propertyName);
 145  0
         return !pd.isWritable();
 146  
     }
 147  
 
 148  
     public boolean isReadOnly(Object base, int index) {
 149  0
         if (base == null) {
 150  0
             return false;
 151  
         }
 152  0
         if (base instanceof List || base.getClass().isArray()) {
 153  0
             return false;
 154  
         }
 155  0
         if (base instanceof UIComponent) {
 156  0
             return true;
 157  
         }
 158  0
         return false;
 159  
     }
 160  
 
 161  
     public Class getType(Object base, Object property) {
 162  0
         if (base == null || property == null || property instanceof String
 163  
                 && ((String) property).length() == 0) {
 164  
 
 165  0
             return null;
 166  
         }
 167  0
         if (base instanceof Map) {
 168  0
             Object value = ((Map) base).get(property);
 169  0
             return (value != null) ? value.getClass() : Object.class;
 170  
         }
 171  0
         if (base instanceof UIComponent) {
 172  0
             return UIComponent.class;
 173  
         }
 174  0
         BeanDesc beanDesc = BeanDescFactory.getBeanDesc(base.getClass());
 175  0
         String propertyName = property.toString();
 176  0
         if (!beanDesc.hasPropertyDesc(propertyName)) {
 177  0
             return null;
 178  
         }
 179  0
         PropertyDesc pd = beanDesc.getPropertyDesc(propertyName);
 180  0
         return pd.getPropertyType();
 181  
     }
 182  
 
 183  
     public Class getType(Object base, int index) {
 184  0
         if (base == null) {
 185  0
             return null;
 186  
         }
 187  0
         if (base.getClass().isArray()) {
 188  0
             return base.getClass().getComponentType();
 189  
         }
 190  0
         if (base instanceof List) {
 191  0
             Object value = ((List) base).get(index);
 192  0
             return (value != null) ? value.getClass() : Object.class;
 193  
         }
 194  0
         if (base instanceof UIComponent) {
 195  0
             return UIComponent.class;
 196  
         }
 197  0
         return null;
 198  
     }
 199  
 
 200  
     protected void setProperty(Object base, String name, Object newValue) {
 201  1
         BeanDesc beanDesc = BeanDescFactory.getBeanDesc(base.getClass());
 202  1
         PropertyDesc pd = beanDesc.getPropertyDesc(name);
 203  1
         if (pd.isWritable()) {
 204  0
             pd.setValue(base, newValue);
 205  
         } else {
 206  1
             throw new SetterNotFoundRuntimeException(name);
 207  
         }
 208  0
     }
 209  
 
 210  
     protected Object getProperty(Object base, String name) {
 211  0
         BeanDesc beanDesc = BeanDescFactory.getBeanDesc(base.getClass());
 212  0
         PropertyDesc pd = beanDesc.getPropertyDesc(name);
 213  0
         if (pd.isReadable()) {
 214  0
             return pd.getValue(base);
 215  
         } else {
 216  0
             return null;
 217  
         }
 218  
     }
 219  
 
 220  
 }