fix out of scope exception on access hgcontext

scm-plugins/scm-hg-plugin/src/main/java/sonia/scm/repository/HgContextProvider.java

@@ -0,0 +1,84 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.repository;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class HgContextProvider implements Provider<HgContext>
+{
+
+  /**
+   * the logger for HgContextProvider
+   */
+  private static final Logger logger =
+    LoggerFactory.getLogger(HgContextProvider.class);
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  @Override
+  public HgContext get()
+  {
+    HgContext ctx = context;
+
+    if (ctx == null)
+    {
+      ctx = new HgContext();
+      logger.trace("context is null, we are probably out of request scope");
+    }
+
+    return ctx;
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  @Inject(optional = true)
+  private HgContext context;
+}

scm-plugins/scm-hg-plugin/src/main/java/sonia/scm/web/HgServletModule.java

@@ -40,6 +40,7 @@ import com.google.inject.servlet.ServletModule;
 import sonia.scm.installer.HgPackageReader;
 import sonia.scm.plugin.ext.Extension;
 import sonia.scm.repository.HgContext;
+import sonia.scm.repository.HgContextProvider;
 import sonia.scm.repository.HgHookManager;
 import sonia.scm.web.filter.BasicAuthenticationFilter;
 
@@ -66,7 +67,7 @@ public class HgServletModule extends ServletModule
   @Override
   protected void configureServlets()
   {
-    bind(HgContext.class);
+    bind(HgContext.class).toProvider(HgContextProvider.class);
     bind(HgHookManager.class);
     bind(HgPackageReader.class);