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From akaras...@apache.org
Subject svn commit: r610245 - in /directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree: ForwardIndexComparator.java ReverseIndexComparator.java
Date Wed, 09 Jan 2008 00:42:25 GMT
Author: akarasulu
Date: Tue Jan  8 16:42:22 2008
New Revision: 610245

URL: http://svn.apache.org/viewvc?rev=610245&view=rev
Log:
forgot these two new files

Added:
    directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java
  (with props)
    directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java
  (with props)

Added: directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java
URL: http://svn.apache.org/viewvc/directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java?rev=610245&view=auto
==============================================================================
--- directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java
(added)
+++ directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java
Tue Jan  8 16:42:22 2008
@@ -0,0 +1,104 @@
+/*
+ *  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.server.core.partition.impl.btree;
+
+
+import org.apache.directory.server.schema.SerializableComparator;
+
+
+/**
+ * TupleComparator for index records.
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ * @version $Rev: 539571 $
+ */
+public class ForwardIndexComparator<K> implements TupleComparator<K,Long>
+{
+    private static final long serialVersionUID = 3257283621751633459L;
+
+    /** The key comparison to use */
+    private final SerializableComparator<K> keyComparator;
+
+
+    /**
+     * Creates an IndexComparator.
+     *
+     * @param keyComparator the table comparator to use for keys
+     */
+    public ForwardIndexComparator( SerializableComparator<K> keyComparator )
+    {
+        this.keyComparator = keyComparator;
+    }
+
+
+    /**
+     * Gets the comparator used to compare keys.
+     *
+     * @return the comparator for comparing keys.
+     */
+    public SerializableComparator<K> getKeyComparator()
+    {
+        return keyComparator;
+    }
+
+
+    /**
+     * Gets the binary comparator used to compare values which are the indices
+     * into the master table.
+     *
+     * @return the binary comparator for comparing values.
+     */
+    public SerializableComparator<Long> getValueComparator()
+    {
+        return LongComparator.INSTANCE;
+    }
+
+
+    /**
+     * Compares key Object to determine their sorting order returning a
+     * value = to, < or > than 0.
+     *
+     * @param key1 the first key to compare
+     * @param key2 the other key to compare to the first
+     * @return 0 if both are equal, a negative value less than 0 if the first
+     * is less than the second, or a postive value if the first is greater than
+     * the second byte array.
+     */
+    public int compareKey( K key1, K key2 )
+    {
+        return getKeyComparator().compare( key1, key2 );
+    }
+
+
+    /**
+     * Comparse value Objects to determine their sorting order returning a
+     * value = to, < or > than 0.
+     *
+     * @param l1 the first Long value to compare
+     * @param l2 the other Long value to compare to the first
+     * @return 0 if both are equal, a negative value less than 0 if the first
+     * is less than the second, or a postive value if the first is greater than
+     * the second Object.
+     */
+    public int compareValue( Long l1, Long l2 )
+    {
+        return ( l1 < l2 ? -1 : ( l1.equals( l2 ) ? 0 : 1 ) );
+    }
+}
\ No newline at end of file

Propchange: directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ForwardIndexComparator.java
------------------------------------------------------------------------------
    svn:executable = *

Added: directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java
URL: http://svn.apache.org/viewvc/directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java?rev=610245&view=auto
==============================================================================
--- directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java
(added)
+++ directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java
Tue Jan  8 16:42:22 2008
@@ -0,0 +1,104 @@
+/*
+ *  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.server.core.partition.impl.btree;
+
+
+import org.apache.directory.server.schema.SerializableComparator;
+
+
+/**
+ * TupleComparator for index records.
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ * @version $Rev: 539571 $
+ */
+public class ReverseIndexComparator<V> implements TupleComparator<Long,V>
+{
+    private static final long serialVersionUID = 3257283621751633459L;
+
+    /** The value comparison to use - keys are Longs */
+    private final SerializableComparator<V> valueComparator;
+
+
+    /**
+     * Creates an IndexComparator.
+     *
+     * @param valueComparator the table comparator to use for values
+     */
+    public ReverseIndexComparator( SerializableComparator<V> valueComparator )
+    {
+        this.valueComparator = valueComparator;
+    }
+
+
+    /**
+     * Gets the comparator used to compare keys.
+     *
+     * @return the comparator for comparing keys.
+     */
+    public SerializableComparator<Long> getKeyComparator()
+    {
+        return LongComparator.INSTANCE;
+    }
+
+
+    /**
+     * Gets the binary comparator used to compare values which are the values
+     * of attributes.
+     *
+     * @return the binary comparator for comparing values.
+     */
+    public SerializableComparator<V> getValueComparator()
+    {
+        return valueComparator;
+    }
+
+
+    /**
+     * Compares key Object to determine their sorting order returning a
+     * value = to, < or > than 0.
+     *
+     * @param l1 the first long key to compare
+     * @param l2 the other long key to compare to the first
+     * @return 0 if both are equal, a negative value less than 0 if the first
+     * is less than the second, or a postive value if the first is greater than
+     * the second byte array.
+     */
+    public int compareKey( Long l1, Long l2 )
+    {
+        return ( l1 < l2 ? -1 : ( l1.equals( l2 ) ? 0 : 1 ) );
+    }
+
+
+    /**
+     * Comparse value Objects to determine their sorting order returning a
+     * value = to, < or > than 0.
+     *
+     * @param v1 the first value to compare
+     * @param v2 the other value to compare to the first
+     * @return 0 if both are equal, a negative value less than 0 if the first
+     * is less than the second, or a postive value if the first is greater than
+     * the second Object.
+     */
+    public int compareValue( V v1, V v2 )
+    {
+        return valueComparator.compare( v1, v2 );
+    }
+}
\ No newline at end of file

Propchange: directory/sandbox/akarasulu/bigbang/apacheds/btree-base/src/main/java/org/apache/directory/server/core/partition/impl/btree/ReverseIndexComparator.java
------------------------------------------------------------------------------
    svn:executable = *



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