diff --git a/xwork-core/pom.xml b/xwork-core/pom.xml
index c8557ad81..367024918 100644
--- a/xwork-core/pom.xml
+++ b/xwork-core/pom.xml
@@ -25,7 +25,7 @@
         <currentVersion>${pom.version}</currentVersion>
         <struts2.springPlatformVersion>2.5.6</struts2.springPlatformVersion>
         <asm.version>3.1</asm.version>
-        <ognl.version>2.7.3</ognl.version>
+        <ognl.version>3.0</ognl.version>
     </properties>
 
     <profiles>
@@ -199,6 +199,10 @@
                                         <include>org/apache/commons/lang/UnhandledException.class</include>
                                         <include>org/apache/commons/lang/IntHashMap*class</include>
                                     </includes>
+                                    <artifact>commons-io:commons-io</artifact>
+                                    <includes>
+                                        <include>org/apache/commons/io/FileUtils.class</include>
+                                    </includes>
                                 </filter>
                             </filters>
                             <relocations>
@@ -210,6 +214,10 @@
                                     <pattern>org.apache.commons.lang</pattern>
                                     <shadedPattern>org.apache.commons.lang.xwork</shadedPattern>
                                 </relocation>
+                                <relocation>
+                                    <pattern>org.apache.commons.lang</pattern>
+                                    <shadedPattern>org.apache.commons.io.xwork</shadedPattern>
+                                </relocation>
                             </relocations>
                             <transformers>
                                 <transformer
@@ -219,6 +227,7 @@
                     </execution>
                 </executions>
             </plugin>
+
             <plugin>
                 <groupId>org.apache.felix</groupId>
                 <artifactId>maven-bundle-plugin</artifactId>
@@ -254,6 +263,12 @@
             <version>2.4</version>
             <optional>true</optional>
         </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>1.4</version>
+            <optional>true</optional>
+        </dependency>
         <dependency>
             <groupId>ognl</groupId>
             <artifactId>ognl</artifactId>
@@ -317,6 +332,7 @@
             <groupId>org.springframework</groupId>
             <artifactId>spring-test</artifactId>
             <version>${struts2.springPlatformVersion}</version>
+            <scope>test</scope>
         </dependency>
 
         <dependency>
@@ -352,6 +368,14 @@
             <version>2.4</version>
             <scope>test</scope>
         </dependency>
+
+        <dependency>
+            <groupId>javassist</groupId>
+            <artifactId>javassist</artifactId>
+            <version>3.10.0.GA</version>
+            <scope>test</scope>
+        </dependency>
+
     </dependencies>
 
 </project>
diff --git a/xwork-core/src/main/java/com/opensymphony/xwork2/util/FileManager.java b/xwork-core/src/main/java/com/opensymphony/xwork2/util/FileManager.java
index abc36f78a..757e42c66 100644
--- a/xwork-core/src/main/java/com/opensymphony/xwork2/util/FileManager.java
+++ b/xwork-core/src/main/java/com/opensymphony/xwork2/util/FileManager.java
@@ -17,6 +17,7 @@ package com.opensymphony.xwork2.util;
 
 import com.opensymphony.xwork2.util.logging.Logger;
 import com.opensymphony.xwork2.util.logging.LoggerFactory;
+import org.apache.commons.io.FileUtils;
 
 import java.io.File;
 import java.io.IOException;
@@ -279,16 +280,13 @@ public class FileManager {
                 entry = null;
             }
 
-            if (entry != null) {
-                return (this.lastModified < entry.getTime());
-            } else {
-                return false;
-            }
+            return entry != null && (lastModified < entry.getTime());
         }
 
         public static Revision build(URL fileUrl) {
             // File within a Jar
             // Find separator index of jar filename and filename within jar
+            String jarFileName = "";
             try {
                 String fileName = fileUrl.toString();
                 int separatorIndex = fileName.indexOf(JAR_FILE_NAME_SEPARATOR);
@@ -300,19 +298,20 @@ public class FileManager {
                     return null;
                 }
                 // Split file name
-                String jarFileName = fileName.substring(0, separatorIndex);
-                String fileNameInJar = fileName.substring(separatorIndex + JAR_FILE_NAME_SEPARATOR.length()).replaceAll("%20", " ");
+                jarFileName = fileName.substring(0, separatorIndex);
+                int index = separatorIndex + JAR_FILE_NAME_SEPARATOR.length();
+                String fileNameInJar = fileName.substring(index).replaceAll("%20", " ");
 
                 URL url = URLUtil.normalizeToFileProtocol(fileUrl);
                 if (url != null) {
-                    JarFile jarFile = new JarFile(new File(url.getPath().replaceAll("%20", " ")));
+                    JarFile jarFile = new JarFile(FileUtils.toFile(url));
                     ZipEntry entry = jarFile.getEntry(fileNameInJar);
                     return new JarEntryRevision(jarFileName.toString(), fileNameInJar, entry.getTime());
                 } else {
                     return null;
                 }
             } catch (Throwable e) {
-                LOG.warn("Could not create JarEntryRevision!", e);
+                LOG.warn("Could not create JarEntryRevision for [" + jarFileName + "]!", e);
                 return null;
             }
         }