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Posted to commits@myfaces.apache.org by lu...@apache.org on 2010/11/05 20:30:26 UTC

svn commit: r1031738 - in /myfaces/commons/trunk/myfaces-commons-components/src/main: conf/META-INF/ java/org/apache/myfaces/commons/facelets/util/ java/org/apache/myfaces/commons/outputClientId/

Author: lu4242
Date: Fri Nov  5 19:30:25 2010
New Revision: 1031738

URL: http://svn.apache.org/viewvc?rev=1031738&view=rev
Log:
MFCOMMONS-20 Add mc:outputClientId component and Facelets EL function

Added:
    myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/
    myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/AbstractOutputClientId.java
Modified:
    myfaces/commons/trunk/myfaces-commons-components/src/main/conf/META-INF/facelets-taglib-base.xml
    myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/facelets/util/FaceletsFunctionLibrary.java

Modified: myfaces/commons/trunk/myfaces-commons-components/src/main/conf/META-INF/facelets-taglib-base.xml
URL: http://svn.apache.org/viewvc/myfaces/commons/trunk/myfaces-commons-components/src/main/conf/META-INF/facelets-taglib-base.xml?rev=1031738&r1=1031737&r2=1031738&view=diff
==============================================================================
--- myfaces/commons/trunk/myfaces-commons-components/src/main/conf/META-INF/facelets-taglib-base.xml (original)
+++ myfaces/commons/trunk/myfaces-commons-components/src/main/conf/META-INF/facelets-taglib-base.xml Fri Nov  5 19:30:25 2010
@@ -27,4 +27,10 @@
         <function-signature>javax.faces.component.UIComponent findComponent(java.lang.String)</function-signature>
     </function>
 
+    <function>
+        <function-name>outputClientId</function-name>
+        <function-class>org.apache.myfaces.commons.facelets.util.FaceletsFunctionLibrary</function-class>
+        <function-signature>java.lang.String outputClientId(java.lang.String)</function-signature>
+    </function>
+
 </facelet-taglib>
\ No newline at end of file

Modified: myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/facelets/util/FaceletsFunctionLibrary.java
URL: http://svn.apache.org/viewvc/myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/facelets/util/FaceletsFunctionLibrary.java?rev=1031738&r1=1031737&r2=1031738&view=diff
==============================================================================
--- myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/facelets/util/FaceletsFunctionLibrary.java (original)
+++ myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/facelets/util/FaceletsFunctionLibrary.java Fri Nov  5 19:30:25 2010
@@ -34,4 +34,10 @@ public final class FaceletsFunctionLibra
         return FacesContext.getCurrentInstance().
             getViewRoot().findComponent(expr);
     }
+    
+    public static String outputClientId(String expr)
+    {
+        FacesContext ctx = FacesContext.getCurrentInstance();
+        return ctx.getViewRoot().findComponent(expr).getClientId(ctx);
+    }
 }

Added: myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/AbstractOutputClientId.java
URL: http://svn.apache.org/viewvc/myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/AbstractOutputClientId.java?rev=1031738&view=auto
==============================================================================
--- myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/AbstractOutputClientId.java (added)
+++ myfaces/commons/trunk/myfaces-commons-components/src/main/java/org/apache/myfaces/commons/outputClientId/AbstractOutputClientId.java Fri Nov  5 19:30:25 2010
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.myfaces.commons.outputClientId;
+
+import java.io.IOException;
+
+import javax.faces.component.UIComponent;
+import javax.faces.component.UIComponentBase;
+import javax.faces.context.FacesContext;
+
+import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFComponent;
+import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFProperty;
+
+/**
+ * Output the clientId of a component specified by for property.
+ * 
+ * @author Leonardo Uribe
+ * @since 1.0.1
+ */
+@JSFComponent(
+        name = "mc:outputClientId",
+        clazz = "org.apache.myfaces.commons.outputClientId.OutputClientId",
+        tagClass = "org.apache.myfaces.commons.outputClientId.OutputClientIdTag")
+public abstract class AbstractOutputClientId extends UIComponentBase
+{
+    public static final String COMPONENT_FAMILY = "javax.faces.Output";
+    public static final String COMPONENT_TYPE = "org.apache.myfaces.commons.OutputClientId";
+
+    /**
+     * The ID of the component that should be rendered.
+     * 
+     * @return
+     */
+    @JSFProperty
+    public abstract String getFor();
+
+    @Override
+    public void encodeBegin(FacesContext context) throws IOException
+    {
+        super.encodeBegin(context);
+
+        String forId = getFor();
+        UIComponent referencedComponent = null;
+
+        if (forId == null)
+        {
+            referencedComponent = getParent();
+        }
+        else
+        {
+            referencedComponent = this.findComponent(forId);
+        }
+
+        if (referencedComponent == null)
+        {
+            throw new IllegalStateException("No component found for id : "
+                    + forId);
+        }
+
+        context.getResponseWriter().write(
+                referencedComponent.getClientId(context));
+    }
+}