svn commit: r612335 - /struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java

[husted]

Author: husted
Date: Tue Jan 15 18:30:21 2008
New Revision: 612335

URL: http://svn.apache.org/viewvc?rev=612335&view=rev
Log:
ww-2310 Extra option to make redirectAction supress empty parameters - Apply 
patch submitted by Dale Newfield

Modified:
    
struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java

Modified: 
struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java
URL: 
http://svn.apache.org/viewvc/struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java?rev=612335&r1=612334&r2=612335&view=diff
==============================================================================
--- 
struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java
 (original)
+++ 
struts/struts2/trunk/core/src/main/java/org/apache/struts2/dispatcher/ServletActionRedirectResult.java
 Tue Jan 15 18:30:21 2008
@@ -62,6 +62,9 @@
  * <li><b>namespace</b> - used to determine which namespace the action is in 
that we're redirecting to . If namespace is
  * null, this defaults to the current namespace</li>
  *
+ * <li><b>supressEmptyParameters</b> - optional boolean (defaults to false) 
that can prevent parameters with no values
+ * from being included in the redirect URL.</li>
+ *
  * </ul>
  *
  * <!-- END SNIPPET: params -->
@@ -104,6 +107,8 @@
  *          &lt;param name="reportType"&gt;pie&lt;/param&gt;
  *          &lt;param name="width"&gt;100&lt;/param&gt;
  *          &lt;param name="height"&gt;100&lt;/param&gt;
+ *          &lt;param name="empty"&gt;&lt;/param&gt;
+ *          &lt;param name="supressEmptyParameters"&gt;true&lt;/param&gt;
  *       &lt;/result&gt;
  *    &lt;/action&gt;
  * &lt;/package&gt;
@@ -119,12 +124,13 @@
 
     /** The default parameter */
     public static final String DEFAULT_PARAM = "actionName";
-    
+
     private static final Logger LOG = 
LoggerFactory.getLogger(ServletActionRedirectResult.class);
 
     protected String actionName;
     protected String namespace;
     protected String method;
+    protected boolean supressEmptyParameters = false;
 
     private Map<String, String> requestParameters = new LinkedHashMap<String, 
String>();
 
@@ -146,10 +152,10 @@
         this.actionName = actionName;
         this.method = method;
     }
-    
+
     protected List<String> prohibitedResultParam = Arrays.asList(new String[] {
             DEFAULT_PARAM, "namespace", "method", "encode", "parse", 
"location",
-            "prependServletContext" });
+            "prependServletContext", "supressEmptyParameters" });
 
     /**
      * @see 
com.opensymphony.xwork2.Result#execute(com.opensymphony.xwork2.ActionInvocation)
@@ -179,6 +185,10 @@
                     requestParameters.put(e.getKey().toString(),
                             e.getValue() == null ? "":
                                 conditionalParse(e.getValue().toString(), 
invocation));
+                    String potentialValue = e.getValue() == null ? "": 
conditionalParse(e.getValue().toString(), invocation);
+                    if (!supressEmptyParameters || ((potentialValue != null) 
&& (potentialValue.length() > 0))) {
+                      requestParameters.put(e.getKey().toString(), 
potentialValue);
+                    }
                 }
             }
         }
@@ -216,6 +226,15 @@
      */
     public void setMethod(String method) {
         this.method = method;
+    }
+
+    /**
+     * Sets the supressEmptyParameters option
+     *
+     * @param suppress The new value for this option
+     */
+    public void setSupressEmptyParameters(boolean supressEmptyParameters) {
+        this.supressEmptyParameters = supressEmptyParameters;
     }
 
     /**