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From d..@apache.org
Subject svn commit: r420312 - /db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java
Date Sun, 09 Jul 2006 16:35:44 GMT
Author: djd
Date: Sun Jul  9 09:35:43 2006
New Revision: 420312

URL: http://svn.apache.org/viewvc?rev=420312&view=rev
Log:
DERBY-1330 Add DDColumnPermissionsDependableFinder.java, missed from last commit

Added:
    db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java

Added: db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java?rev=420312&view=auto
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java
(added)
+++ db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DDColumnPermissionsDependableFinder.java
Sun Jul  9 09:35:43 2006
@@ -0,0 +1,140 @@
+/*
+
+   Derby - Class org.apache.derby.impl.sql.catalog.DDColumnPermissionsDependableFinder
+
+   Copyright 2001, 2006 The Apache Software Foundation or its licensors, as applicable.
+
+   Licensed 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.derby.impl.sql.catalog;
+
+import org.apache.derby.catalog.UUID;
+import org.apache.derby.catalog.Dependable;
+import org.apache.derby.iapi.sql.conn.LanguageConnectionContext;
+import org.apache.derby.iapi.sql.dictionary.DataDictionary;
+import org.apache.derby.iapi.sql.dictionary.TableDescriptor;
+import org.apache.derby.iapi.error.StandardException;
+
+import org.apache.derby.iapi.services.context.ContextService;
+import org.apache.derby.iapi.services.io.FormatableHashtable;
+import org.apache.derby.iapi.services.io.FormatableBitSet;
+
+import java.io.ObjectOutput;
+import java.io.ObjectInput;
+import java.io.IOException;
+
+/**
+ *	Class for implementation of DependableFinder in the core DataDictionary 
+ *	for column level privileges
+ */
+
+public class DDColumnPermissionsDependableFinder extends DDdependableFinder
+{
+	////////////////////////////////////////////////////////////////////////
+	//
+	//  STATE
+	//
+	////////////////////////////////////////////////////////////////////////
+
+	// Write the column privilege type(select/update/reference)
+	private String columnPrivType;
+
+    ////////////////////////////////////////////////////////////////////////
+    //
+    //  CONSTRUCTORS
+    //
+    ////////////////////////////////////////////////////////////////////////
+
+	/**
+	 * Constructor same as in parent.
+	 */
+	public  DDColumnPermissionsDependableFinder(int formatId)
+	{
+		super(formatId);
+	}
+
+	/**
+	 * Constructor given column privilege type
+	 */
+	public  DDColumnPermissionsDependableFinder(int formatId, String columnPrivType)
+	{
+		super(formatId);
+		this.columnPrivType = columnPrivType;
+	}
+
+    ////////////////////////////////////////////////////////////////////////
+    //
+    //  DDColumnPermissionsDependable METHODS
+    //
+    ////////////////////////////////////////////////////////////////////////
+
+	/**
+	 * Get the column privilege type of the column permission
+	 *
+	 * @return		String privilege type(select/update/reference) of the column permission
+	 */
+	public 	String	getColumnPrivType()
+	{
+		return columnPrivType;
+	}
+
+	/**
+	 * Get a dependable object, which is essentially a column permission descriptor 
+	 *
+	 * @param	dd data dictionary
+	 * @param	dependableObjectID dependable object ID (table UUID)
+	 * @return	a dependable, a column permission descriptor with columnPrivType
+	 */
+	protected Dependable getDependable(DataDictionary dd, UUID dependableObjectID)
+		throws StandardException
+	{
+		LanguageConnectionContext lcc = (LanguageConnectionContext)
+        ContextService.getContext(LanguageConnectionContext.CONTEXT_ID);
+		return dd.getColumnPermissions(dependableObjectID, columnPrivType, false,
+				lcc.getAuthorizationId());
+	}
+
+    //////////////////////////////////////////////////////////////////
+    //
+    //  FORMATABLE METHODS
+    //
+    //////////////////////////////////////////////////////////////////
+
+	/**
+	 * Read this object from a stream of stored objects.  Just read the
+	 * column privilege type, besides what the parent does.
+	 *
+	 * @param in read this.
+	 */
+	public void readExternal( ObjectInput in )
+			throws IOException, ClassNotFoundException
+	{
+		super.readExternal(in);
+		columnPrivType = (String)in.readObject();
+	}
+
+	/**
+	 * Write this object to a stream of stored objects.  Just write the
+	 * column privilege type, besides what the parent does.
+	 *
+	 * @param out write string here.
+	 */
+	public void writeExternal( ObjectOutput out )
+			throws IOException
+	{
+		super.writeExternal(out);
+		out.writeObject(columnPrivType);
+	}
+}



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