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From elecha...@apache.org
Subject svn commit: r494205 - /directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java
Date Mon, 08 Jan 2007 21:43:17 GMT
Author: elecharny
Date: Mon Jan  8 13:43:16 2007
New Revision: 494205

URL: http://svn.apache.org/viewvc?view=rev&rev=494205
Log:
Forget to commit this essential class...

Added:
    directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java

Added: directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java
URL: http://svn.apache.org/viewvc/directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java?view=auto&rev=494205
==============================================================================
--- directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java
(added)
+++ directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/message/ModificationItemImpl.java
Mon Jan  8 13:43:16 2007
@@ -0,0 +1,143 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *  
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *  
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License. 
+ *  
+ */
+package org.apache.directory.shared.ldap.message;
+
+import javax.naming.directory.Attribute;
+import javax.naming.directory.DirContext;
+import javax.naming.directory.ModificationItem;
+
+import org.apache.directory.shared.ldap.util.AttributeUtils;
+
+/**
+ *
+ * A specific version of this class, which do a transformation of a
+ * BasicAttribute to a AttributeImpl when created.
+ * 
+ * This is necessary because BasicAttribute clone method do not do a
+ * deep clone, which is _bad_. AttributeImpl do a deep copy when
+ * cloning, which is _good_.
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ *
+ */
+public class ModificationItemImpl extends ModificationItem
+{
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * Create a modificationItemImpl
+     * @param modificationOp The modification operation : on of :
+      *  - DirContext.ADD_ATTRIBUTE        
+      *  - DirContext.REPLACE_ATTRIBUTE
+      *  - DirContext.REMOVE_ATTRIBUTE
+     * @param attribte The attribute to add, modify or remove
+     */
+    public ModificationItemImpl( int modificationOp, Attribute attribute ) 
+    {
+        super( modificationOp, AttributeUtils.toAttributeImpl( attribute ) );
+    }
+    
+    /**
+     * Create a modificationItemImpl from a modificationItem
+     * @param modificationOp The modification operation : on of :
+     *  - DirContext.ADD_ATTRIBUTE        
+     *  - DirContext.REPLACE_ATTRIBUTE
+     *  - DirContext.REMOVE_ATTRIBUTE
+     * @param attribte The attribute to add, modify or remove
+     */
+    public ModificationItemImpl( ModificationItem modification ) 
+    {
+        super( modification.getModificationOp(), 
+            AttributeUtils.toAttributeImpl( modification.getAttribute() ) );
+    }
+    
+    /**
+     * Create a modificationItemImpl from a modificationItem
+     * @param modificationOp The modification operation : on of :
+      *  - DirContext.ADD_ATTRIBUTE        
+      *  - DirContext.REPLACE_ATTRIBUTE
+      *  - DirContext.REMOVE_ATTRIBUTE
+     * @param attribte The attribute to add, modify or remove
+     */
+    public ModificationItemImpl( ModificationItemImpl modification ) 
+    {
+        super( modification.getModificationOp(), 
+            AttributeUtils.toAttributeImpl( modification.getAttribute() ) );
+    }
+    
+    /**
+     * @return The modification operation
+     */
+    public int getModificationOp() 
+    {
+        return super.getModificationOp();
+    }
+    
+    /**
+     * Retrieves the attribute associated with this modification item.
+     * 
+     * @return The non-null attribute to use for the modification.
+     */
+    public Attribute getAttribute() 
+    {
+        return super.getAttribute();
+    }
+   
+    /**
+     * @see Object#clone()
+     */
+    public Object clone() throws CloneNotSupportedException
+    {
+        return new ModificationItemImpl( getModificationOp(), (Attribute)getAttribute().clone()
); 
+    }
+    
+    /**
+     * @see Object#toString()
+     */
+    public String toString()
+    {
+        StringBuffer sb = new StringBuffer();
+        
+        sb.append( "ModificationItem : \n" );
+        
+        switch ( getModificationOp() )
+        {
+            case DirContext.ADD_ATTRIBUTE :
+                sb.append( "    Add operation, ");
+                break;
+                
+            case DirContext.REPLACE_ATTRIBUTE :
+                sb.append( "    Replace operation, ");
+                break;
+                
+            case DirContext.REMOVE_ATTRIBUTE :
+                sb.append( "    Remove operation, ");
+                break;
+                
+            default :
+                sb.append( "    Unknown operation, ");
+                break;
+        }
+
+        sb.append( AttributeUtils.toString( "    ", getAttribute() ) );
+        
+        return sb.toString();
+    }
+}



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