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Posted to commits@ofbiz.apache.org by ja...@apache.org on 2012/05/11 12:06:48 UTC

svn commit: r1337097 - in /ofbiz/branches/release11.04: ./ framework/base/src/org/ofbiz/base/util/GroovyUtil.java

Author: jacopoc
Date: Fri May 11 10:06:48 2012
New Revision: 1337097

URL: http://svn.apache.org/viewvc?rev=1337097&view=rev
Log:
Applied fix from trunk for revision: 1337046 
===

Based on review from Adam Heath, refactored/simplified the implementation of thread safe code using the parsedScripts object.


Modified:
    ofbiz/branches/release11.04/   (props changed)
    ofbiz/branches/release11.04/framework/base/src/org/ofbiz/base/util/GroovyUtil.java

Propchange: ofbiz/branches/release11.04/
------------------------------------------------------------------------------
  Merged /ofbiz/trunk:r1337046

Modified: ofbiz/branches/release11.04/framework/base/src/org/ofbiz/base/util/GroovyUtil.java
URL: http://svn.apache.org/viewvc/ofbiz/branches/release11.04/framework/base/src/org/ofbiz/base/util/GroovyUtil.java?rev=1337097&r1=1337096&r2=1337097&view=diff
==============================================================================
--- ofbiz/branches/release11.04/framework/base/src/org/ofbiz/base/util/GroovyUtil.java (original)
+++ ofbiz/branches/release11.04/framework/base/src/org/ofbiz/base/util/GroovyUtil.java Fri May 11 10:06:48 2012
@@ -103,26 +103,18 @@ public class GroovyUtil {
     public static Class<?> getScriptClassFromLocation(String location) throws GeneralException {
         try {
             Class<?> scriptClass = null;
-            synchronized (parsedScripts) {
-                scriptClass = parsedScripts.get(location);
-            }
+            scriptClass = parsedScripts.get(location);
             if (scriptClass == null) {
                 URL scriptUrl = FlexibleLocation.resolveLocation(location);
                 if (scriptUrl == null) {
                     throw new GeneralException("Script not found at location [" + location + "]");
                 }
                 scriptClass = parseClass(scriptUrl.openStream(), location);
-                synchronized (parsedScripts) {
-                    Class<?> scriptClassCached = parsedScripts.get(location);
-                    if (scriptClassCached == null) {
-                        if (Debug.verboseOn()) {
-                            Debug.logVerbose("Caching Groovy script at: " + location, module);
-                        }
-                        parsedScripts.put(location, scriptClass);
-                    } else {
-                        scriptClass = scriptClassCached;
-                    }
+                scriptClass = parsedScripts.putIfAbsent(location, scriptClass);
+                if (scriptClass == null && Debug.verboseOn()) { // putIfAbsent returns null if the class is added
+                    Debug.logVerbose("Cached Groovy script at: " + location, module);
                 }
+                scriptClass = parsedScripts.get(location);
             }
             return scriptClass;
         } catch (Exception e) {
@@ -152,23 +144,14 @@ public class GroovyUtil {
 
     public static Object runScriptFromClasspath(String script, Map<String,Object> context) throws GeneralException {
         try {
-            Class<?> scriptClass = null;
-            synchronized (parsedScripts) {
-                parsedScripts.get(script);
-            }
+            Class<?> scriptClass = parsedScripts.get(script);
             if (scriptClass == null) {
                 scriptClass = loadClass(script);
-                synchronized (parsedScripts) {
-                    Class<?> scriptClassCached = parsedScripts.get(script);
-                    if (scriptClassCached == null) {
-                        if (Debug.verboseOn()) {
-                            Debug.logVerbose("Caching Groovy script: " + script, module);
-                        }
-                        parsedScripts.put(script, scriptClass);
-                    } else {
-                        scriptClass = scriptClassCached;
-                    }
+                scriptClass = parsedScripts.putIfAbsent(script, scriptClass);
+                if (scriptClass == null && Debug.verboseOn()) { // putIfAbsent returns null if the class is added
+                    Debug.logVerbose("Cached Groovy script at: " + script, module);
                 }
+                scriptClass = parsedScripts.get(script);
             }
             return InvokerHelper.createScript(scriptClass, getBinding(context)).run();
         } catch (CompilationFailedException e) {