added the code to handle structured form data.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@4967 71c3de6d-444a-0410-be80-ed276b4c234a

core/pom.xml

@@ -360,6 +360,12 @@
       <artifactId>txw2</artifactId>
       <version>20070624</version>
     </dependency>
+    <dependency>
+      <groupId>net.sf.json-lib</groupId>
+      <artifactId>json-lib</artifactId>
+      <version>2.0</version>
+      <classifier>jdk15</classifier>
+    </dependency>
   </dependencies>
 
 </project>

core/src/main/java/hudson/StructuredForm.java

+package hudson;
+
+import net.sf.json.JSONObject;
+import org.kohsuke.stapler.StaplerRequest;
+
+/**
+ * Obtains the structured form data from {@link StaplerRequest}.
+ * See http://hudson.gotdns.com/wiki/display/HUDSON/Structured+Form+Submission
+ *
+ * @author Kohsuke Kawaguchi
+ */
+public class StructuredForm {
+    public static JSONObject get(StaplerRequest req) {
+        JSONObject o = (JSONObject)req.getAttribute(StructuredForm.class.getName());
+        if(o==null) {
+            o = JSONObject.fromObject(req.getParameter("json"));
+            req.setAttribute(StructuredForm.class.getName(),o);
+        }
+        return o;
+    }
+}