[jboss-cvs] JBossAS SVN: r104180 - projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers.

[jboss-cvs-commits at lists.jboss.org]

Author: alesj
Date: 2010-04-22 16:24:51 -0400 (Thu, 22 Apr 2010)
New Revision: 104180

Added:
   projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers/TopNameIgnoreMechanism.java
Log:
Simple top NIM helper.

Copied: projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers/TopNameIgnoreMechanism.java (from rev 104155, projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers/CollectionNameIgnoreMechanism.java)
===================================================================
--- projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers/TopNameIgnoreMechanism.java	                        (rev 0)
+++ projects/jboss-deployers/trunk/deployers-spi/src/main/java/org/jboss/deployers/spi/deployer/helpers/TopNameIgnoreMechanism.java	2010-04-22 20:24:51 UTC (rev 104180)
@@ -0,0 +1,75 @@
+/*
+ * JBoss, Home of Professional Open Source.
+ * Copyright 2008, Red Hat Middleware LLC, and individual contributors
+ * as indicated by the @author tags. See the copyright.txt file in the
+ * distribution for a full listing of individual contributors.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+package org.jboss.deployers.spi.deployer.helpers;
+
+import org.jboss.deployers.spi.deployer.matchers.NameIgnoreMechanism;
+import org.jboss.deployers.structure.spi.DeploymentUnit;
+
+/**
+ * Check top level deployment for NIM.
+ *
+ * @author <a href="mailto:ales.justin at jboss.org">Ales Justin</a>
+ */
+public class TopNameIgnoreMechanism implements NameIgnoreMechanism
+{
+   private boolean reportError;
+
+   /**
+    * Get top NIM.
+    *
+    * @param unit the current deployment
+    * @return top NIM or null if not found / top unit
+    */
+   protected NameIgnoreMechanism getTop(DeploymentUnit unit)
+   {
+      if (unit.isTopLevel())
+         if (reportError)
+            throw new IllegalArgumentException("Potential cyclic usage: " + unit);
+         else
+            return null;
+
+      DeploymentUnit top = unit.getTopLevel();
+      return top.getAttachment(NameIgnoreMechanism.class);
+   }
+
+   public boolean ignoreName(DeploymentUnit unit, String name)
+   {
+      NameIgnoreMechanism top = getTop(unit);
+      return top != null && top.ignoreName(unit, name);
+   }
+
+   public boolean ignorePath(DeploymentUnit unit, String path)
+   {
+      NameIgnoreMechanism top = getTop(unit);
+      return top != null && top.ignorePath(unit, path);
+   }
+
+   /**
+    * Should we report error on cyclic usage.
+    *
+    * @param reportError the report error flag
+    */
+   public void setReportError(boolean reportError)
+   {
+      this.reportError = reportError;
+   }
+}
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