# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1379065842 -7200
# Node ID 74e862ea824eb59996830f82185633cfcdf118bf
# Parent  aee69a14a859788ac7c88ddd4ca740e415ba4a17
Context should be shared per classloader

diff -r aee69a14a859 -r 74e862ea824e context/src/main/java/net/java/html/BrwsrCtx.java
--- a/context/src/main/java/net/java/html/BrwsrCtx.java	Fri Sep 13 11:49:26 2013 +0200
+++ b/context/src/main/java/net/java/html/BrwsrCtx.java	Fri Sep 13 11:50:42 2013 +0200
@@ -20,6 +20,8 @@
  */
 package net.java.html;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.ServiceLoader;
 import org.apidesign.html.context.impl.CtxAccssr;
 import org.apidesign.html.context.impl.CtxImpl;
@@ -58,6 +60,8 @@
      * code.
      */
     public static final BrwsrCtx EMPTY = Contexts.newBuilder().build();
+    /** map of known classloaders and their contexts */
+    private static final Map<ClassLoader,BrwsrCtx> CTXS = new HashMap<ClassLoader, BrwsrCtx>();
     
     /** Seeks for the default context that is associated with the requesting
      * class. If no suitable context is found, a warning message is
@@ -77,6 +81,13 @@
             l = null;
         }
         
+        synchronized (CTXS) {
+            BrwsrCtx c = CTXS.get(l);
+            if (c != null) {
+                return c;
+            }
+        }
+        
         for (org.apidesign.html.context.spi.Contexts.Provider cp : ServiceLoader.load(
             org.apidesign.html.context.spi.Contexts.Provider.class, l
         )) {
@@ -98,7 +109,12 @@
             // XXX: print out a warning
             return EMPTY;
         }
-        return cb.build();
+        BrwsrCtx c = cb.build();
+        
+        synchronized (CTXS) {
+            CTXS.put(l, c);
+        }
+        return c;
     }
     
 }