[jboss-cvs] JBossAS SVN: r69931 - in projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi: helpers and 1 other directory.

jboss-cvs-commits at lists.jboss.org jboss-cvs-commits at lists.jboss.org
Tue Feb 19 10:45:26 EST 2008


Author: adrian at jboss.org
Date: 2008-02-19 10:45:26 -0500 (Tue, 19 Feb 2008)
New Revision: 69931

Added:
   projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnitVisitor.java
   projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/UnitVisitorToContextVisitor.java
Modified:
   projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnit.java
   projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/AbstractDeploymentUnit.java
Log:
Introduce a notion of DeploymentUnitVisitor and add isTopLevel() to the deployment unit

Modified: projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnit.java
===================================================================
--- projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnit.java	2008-02-19 15:41:59 UTC (rev 69930)
+++ projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnit.java	2008-02-19 15:45:26 UTC (rev 69931)
@@ -191,6 +191,13 @@
    MutableAttachments getTransientManagedObjects();
    
    /**
+    * Whether this unit is a top level deployment
+    * 
+    * @return true if a top level deployment
+    */
+   boolean isTopLevel();
+   
+   /**
     * Get the top leve deployment unit
     * 
     * @return the top level deployment unit
@@ -256,8 +263,17 @@
     * @return the resource classloader loader
     */
    ClassLoader getResourceClassLoader();
-   
+
    /**
+    * Visit the unit and the children
+    *
+    * @param visitor the visitor
+    * @throws DeploymentException for any error in the visitor
+    * @throws IllegalArgumentException for a null visitor
+    */
+   void visit(DeploymentUnitVisitor visitor) throws DeploymentException;
+
+   /**
     * Get the dependency info
     * 
     * @return the dependency

Added: projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnitVisitor.java
===================================================================
--- projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnitVisitor.java	                        (rev 0)
+++ projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/DeploymentUnitVisitor.java	2008-02-19 15:45:26 UTC (rev 69931)
@@ -0,0 +1,48 @@
+/*
+* JBoss, Home of Professional Open Source
+* Copyright 2006, JBoss Inc., and individual contributors as indicated
+* by the @authors tag. See the copyright.txt 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.structure.spi;
+
+import org.jboss.deployers.spi.DeploymentException;
+
+/**
+ * DeploymentUnitVisitor.
+ * 
+ * @author <a href="adrian at jboss.com">Adrian Brock</a>
+ * @version $Revision: 1.1 $
+ */
+public interface DeploymentUnitVisitor
+{
+   /**
+    * Visit a unit
+    * 
+    * @param unit the unit
+    * @throws DeploymentException for any error
+    */
+   void visit(DeploymentUnit unit) throws DeploymentException;
+   
+   /**
+    * Invoked when there is a subsequent error in the visit
+    * 
+    * @param unit the unit
+    */
+   void error(DeploymentUnit unit);
+}

Modified: projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/AbstractDeploymentUnit.java
===================================================================
--- projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/AbstractDeploymentUnit.java	2008-02-19 15:41:59 UTC (rev 69930)
+++ projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/AbstractDeploymentUnit.java	2008-02-19 15:45:26 UTC (rev 69931)
@@ -41,6 +41,7 @@
 import org.jboss.deployers.structure.spi.DeploymentContext;
 import org.jboss.deployers.structure.spi.DeploymentResourceLoader;
 import org.jboss.deployers.structure.spi.DeploymentUnit;
+import org.jboss.deployers.structure.spi.DeploymentUnitVisitor;
 import org.jboss.metadata.spi.MetaData;
 import org.jboss.metadata.spi.MutableMetaData;
 import org.jboss.metadata.spi.scope.ScopeKey;
@@ -167,12 +168,15 @@
       deploymentContext.removeClassLoader(factory);
    }
 
+   public boolean isTopLevel()
+   {
+      return deploymentContext.isTopLevel();
+   }
+   
    public DeploymentUnit getTopLevel()
    {
-      DeploymentUnit top = getParent();
-      if (top == null)
-         top = this;
-      return top;
+      DeploymentContext context = deploymentContext.getTopLevel();
+      return context.getDeploymentUnit();
    }
 
    public DeploymentUnit getParent()
@@ -423,6 +427,12 @@
       getDependencyInfo().addIDependOn(dependency);
    }
 
+   public void visit(DeploymentUnitVisitor visitor) throws DeploymentException
+   {
+      UnitVisitorToContextVisitor contextVisitor = new UnitVisitorToContextVisitor(visitor); 
+      deploymentContext.visit(contextVisitor);
+   }
+
    public DependencyInfo getDependencyInfo()
    {
       return deploymentContext.getDependencyInfo();

Added: projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/UnitVisitorToContextVisitor.java
===================================================================
--- projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/UnitVisitorToContextVisitor.java	                        (rev 0)
+++ projects/microcontainer/trunk/deployers-structure-spi/src/main/org/jboss/deployers/structure/spi/helpers/UnitVisitorToContextVisitor.java	2008-02-19 15:45:26 UTC (rev 69931)
@@ -0,0 +1,62 @@
+/*
+* JBoss, Home of Professional Open Source
+* Copyright 2007, JBoss Inc., and individual contributors as indicated
+* by the @authors tag. See the copyright.txt 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.structure.spi.helpers;
+
+import org.jboss.deployers.spi.DeploymentException;
+import org.jboss.deployers.structure.spi.DeploymentContext;
+import org.jboss.deployers.structure.spi.DeploymentContextVisitor;
+import org.jboss.deployers.structure.spi.DeploymentUnitVisitor;
+
+/**
+ * UnitVisitorToContextVisitor.
+ * 
+ * @author <a href="adrian at jboss.com">Adrian Brock</a>
+ * @version $Revision: 1.1 $
+ */
+public class UnitVisitorToContextVisitor implements DeploymentContextVisitor
+{
+   /** The deployment unit visitor */
+   private DeploymentUnitVisitor visitor;
+
+   /**
+    * Create a new UnitVisitorToContextVisitor.
+    * 
+    * @param visitor the deployment unit visitor
+    * @throws IllegalArgumentException for a null visitor
+    */
+   public UnitVisitorToContextVisitor(DeploymentUnitVisitor visitor)
+   {
+      if (visitor == null)
+         throw new IllegalArgumentException("Null visitor");
+      this.visitor = visitor;
+   }
+
+   public void visit(DeploymentContext context) throws DeploymentException
+   {
+      visitor.visit(context.getDeploymentUnit());
+   }
+   
+   public void error(DeploymentContext context)
+   {
+      visitor.error(context.getDeploymentUnit());
+   }
+}




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