jython-checkins

[Finn B. <bc...@us...>]

Update of /cvsroot/jython/jython/org/python/core
In directory usw-pr-cvs1:/tmp/cvs-serv30087

Modified Files:
	imp.java 
Log Message:
getSyspathJavaLoader(): Added separate locking object to avoid 
synchronizing on the class. While the import mechanism was running,
another thread was not able to load java code.

The problem was exposed by test266.



Index: imp.java
===================================================================
RCS file: /cvsroot/jython/jython/org/python/core/imp.java,v
retrieving revision 2.46
retrieving revision 2.47
diff -C2 -r2.46 -r2.47
*** imp.java	2001/06/14 19:40:01	2.46
--- imp.java	2001/07/14 22:25:35	2.47
***************
*** 168,176 ****
      }
  
      private static ClassLoader syspathJavaLoader = null;
  
!     public static synchronized ClassLoader getSyspathJavaLoader() {
!         if (syspathJavaLoader == null)
!             syspathJavaLoader = new SyspathJavaLoader();
          return syspathJavaLoader;
      }
--- 168,180 ----
      }
  
+     private static Object syspathJavaLoaderLock = new Object();
      private static ClassLoader syspathJavaLoader = null;
  
!     public static ClassLoader getSyspathJavaLoader() {
!         synchronized (syspathJavaLoaderLock) {
!             if (syspathJavaLoader == null) {
!                 syspathJavaLoader = new SyspathJavaLoader();
!             }
!         }
          return syspathJavaLoader;
      }