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Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=50408
authormarkt <markt@13f79535-47bb-0310-9956-ffa450edef68>
Fri, 3 Dec 2010 21:49:54 +0000 (21:49 +0000)
committermarkt <markt@13f79535-47bb-0310-9956-ffa450edef68>
Fri, 3 Dec 2010 21:49:54 +0000 (21:49 +0000)
Fix <code>NoSuchMethodException</code> when using scoped variables with EL method invocation.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1042021 13f79535-47bb-0310-9956-ffa450edef68

java/javax/el/CompositeELResolver.java patch | blob | history
test/javax/el/TestCompositeELResolver.java [new file with mode: 0644] patch | blob
test/webapp-3.0/bug50408.jsp [new file with mode: 0644] patch | blob
webapps/docs/changelog.xml patch | blob | history

diff --git a/java/javax/el/CompositeELResolver.java b/java/javax/el/CompositeELResolver.java
index 34080be..6d30655 100644 (file)
--- a/java/javax/el/CompositeELResolver.java
+++ b/java/javax/el/CompositeELResolver.java
@@ -21,6 +21,8 @@ import java.beans.FeatureDescriptor;
 import java.util.Iterator;
 import java.util.NoSuchElementException;
 
+import javax.servlet.jsp.el.ScopedAttributeELResolver;
+
 public class CompositeELResolver extends ELResolver {
 
     private int size;
@@ -118,6 +120,14 @@ public class CompositeELResolver extends ELResolver {
         for (int i = 0; i < sz; i++) {
             type = this.resolvers[i].getType(context, base, property);
             if (context.isPropertyResolved()) {
+                if (resolvers[i] instanceof ScopedAttributeELResolver) {
+                    // Special case since this will always return Object.class
+                    Object value =
+                        resolvers[i].getValue(context, base, property);
+                    if (value != null) {
+                        return value.getClass();
+                    }
+                }
                 return type;
             }
         }
diff --git a/test/javax/el/TestCompositeELResolver.java b/test/javax/el/TestCompositeELResolver.java
new file mode 100644 (file)
index 0000000..5618077
--- /dev/null
+++ b/test/javax/el/TestCompositeELResolver.java
@@ -0,0 +1,33 @@
+package javax.el;
+
+import java.io.File;
+
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.catalina.core.StandardContext;
+import org.apache.catalina.startup.Tomcat;
+import org.apache.catalina.startup.TomcatBaseTest;
+import org.apache.tomcat.util.buf.ByteChunk;
+
+public class TestCompositeELResolver extends TomcatBaseTest {
+
+    public void testBug50408() throws Exception {
+        Tomcat tomcat = getTomcatInstance();
+
+        File appDir =  new File("test/webapp-3.0");
+        // app dir is relative to server home
+        StandardContext ctxt = (StandardContext) tomcat.addWebapp(null,
+                "/test", appDir.getAbsolutePath());
+        
+        // This test needs the JSTL libraries
+        File lib = new File("webapps/examples/WEB-INF/lib");
+        ctxt.setAliases("/WEB-INF/lib=" + lib.getCanonicalPath());
+        
+        tomcat.start();
+
+        int rc = getUrl("http://localhost:" + getPort() +
+                "/test/bug50408.jsp", new ByteChunk(), null);
+        
+        assertEquals(HttpServletResponse.SC_OK, rc);
+    }
+}
diff --git a/test/webapp-3.0/bug50408.jsp b/test/webapp-3.0/bug50408.jsp
new file mode 100644 (file)
index 0000000..31e9635
--- /dev/null
+++ b/test/webapp-3.0/bug50408.jsp
@@ -0,0 +1,26 @@
+<%--
+ 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.
+--%>
+<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
+<html>
+  <body>
+    <c:forEach items="${pageContext.response.headerNames}" var="name">
+      <c:forEach items="${pageContext.response.getHeaders(name)}" var="value">
+        <p>${name} : ${value}</p>
+      </c:forEach>
+    </c:forEach>
+  </body>
+</html>
\ No newline at end of file
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index d02c4e7..edc2639 100644 (file)
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -109,6 +109,14 @@
       </add>
     </changelog>
   </subsection>
+  <subsection name="Jasper">
+    <changelog>
+      <fix>
+        <bug>50408</bug>: Fix <code>NoSuchMethodException</code> when using
+        scoped variables with EL method invocation. (markt)
+      </fix>
+    </changelog>
+  </subsection>
   <subsection name="Cluster">
     <changelog>
       <add>
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