Coverage Report - org.seasar.teeda.core.util.BindingUtil
 
Classes in this File Line Coverage Branch Coverage Complexity
BindingUtil
47%
22/47
42%
10/24
2.8
 
 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.util;
 17  
 
 18  
 import javax.faces.application.Application;
 19  
 import javax.faces.component.UIComponent;
 20  
 import javax.faces.context.FacesContext;
 21  
 import javax.faces.el.ValueBinding;
 22  
 
 23  
 import org.seasar.framework.container.ExternalContext;
 24  
 import org.seasar.framework.container.S2Container;
 25  
 
 26  
 /**
 27  
  * @author higa
 28  
  * @author shot
 29  
  */
 30  
 public class BindingUtil {
 31  
 
 32  0
     private BindingUtil() {
 33  0
     }
 34  
 
 35  
     public static String getExpression(String componentName) {
 36  0
         return "#{" + componentName + "}";
 37  
     }
 38  
 
 39  
     public static String getExpression(String componentName, String propertyName) {
 40  0
         return "#{" + componentName + "." + propertyName + "}";
 41  
     }
 42  
 
 43  
     public static boolean isValueReference(String value) {
 44  734
         if (value == null) {
 45  0
             return false;
 46  
         }
 47  734
         int start = value.indexOf("#{");
 48  734
         if (start < 0) {
 49  726
             return false;
 50  
         }
 51  8
         int end = value.lastIndexOf('}');
 52  8
         return (end >= 0 && start < end);
 53  
     }
 54  
 
 55  
     public static Object getValue(S2Container container, String name) {
 56  9
         Object var = getValue(container.getExternalContext(), name);
 57  9
         if (var != null) {
 58  0
             return var;
 59  
         }
 60  9
         if (container.hasComponentDef(name)) {
 61  9
             return container.getComponent(name);
 62  
         }
 63  0
         return null;
 64  
     }
 65  
 
 66  
     public static Object getValue(ExternalContext externalContext, String name) {
 67  9
         Object var = externalContext.getRequestMap().get(name);
 68  9
         if (var != null) {
 69  0
             return var;
 70  
         }
 71  9
         var = externalContext.getRequestParameterMap().get(name);
 72  9
         if (var != null && !"null".equals(var)) {
 73  0
             return var;
 74  
         }
 75  9
         var = externalContext.getSessionMap().get(name);
 76  9
         if (var != null) {
 77  0
             return var;
 78  
         }
 79  9
         return null;
 80  
     }
 81  
 
 82  
     public static Object resolveBinding(String value) {
 83  0
         FacesContext context = FacesContext.getCurrentInstance();
 84  0
         Application app = context.getApplication();
 85  0
         ValueBinding vb = app.createValueBinding(value);
 86  0
         return vb.getValue(context);
 87  
     }
 88  
 
 89  
     public static String resolveBindingNoException(String value) {
 90  0
         Object ret = null;
 91  
         try {
 92  0
             ret = resolveBinding(value);
 93  0
         } catch (Exception ignore) {
 94  0
             return null;
 95  0
         }
 96  0
         return (ret != null) ? ret.toString() : null;
 97  
     }
 98  
 
 99  
     public static Object getBindingValue(UIComponent component,
 100  
             String propertyName) {
 101  0
         ValueBinding binding = component.getValueBinding(propertyName);
 102  0
         if (binding != null) {
 103  0
             FacesContext ctx = FacesContext.getCurrentInstance();
 104  0
             return binding.getValue(ctx);
 105  
         }
 106  0
         return null;
 107  
     }
 108  
 
 109  
     public static void setValueBinding(UIComponent component, String name,
 110  
             String value) {
 111  2
         FacesContext ctx = FacesContext.getCurrentInstance();
 112  2
         Application app = ctx.getApplication();
 113  2
         ValueBinding binding = app.createValueBinding(value);
 114  2
         component.setValueBinding(name, binding);
 115  2
     }
 116  
 }