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From akaras...@apache.org
Subject svn commit: rev 36797 - in incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src: java/org/apache/snickers/ldap/encoder java/org/apache/snickers/ldap/encoder/search test/org/apache/snickers/ldap/encoder/search
Date Tue, 24 Aug 2004 02:12:01 GMT
Author: akarasulu
Date: Mon Aug 23 19:12:00 2004
New Revision: 36797

Added:
   incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributeEncoder.java
   incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributesEncoder.java
   incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoder.java
   incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/test/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoderTest.java
Log:
Commit changes ...

 o created an Attribute encoder -> AttributeTypeAndValues (2251) TupleNode tree
 o created an Attributes encoder -> AttributeList (2251) TupleNode tree
 o created a SearchResponseEntry encoder -> SearchResultEntry (2251) TN tree
 o created and passed unit tests for SearchResponseEntry encoder
 


Added: incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributeEncoder.java
==============================================================================
--- (empty file)
+++ incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributeEncoder.java
Mon Aug 23 19:12:00 2004
@@ -0,0 +1,96 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   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.snickers.ldap.encoder;
+
+
+import org.apache.snickers.ber.Tuple;
+import org.apache.snickers.ber.Length;
+import org.apache.snickers.ber.TupleNode;
+import org.apache.snickers.ber.DefaultMutableTupleNode;
+import org.apache.snickers.ber.primitives.UniversalTag;
+
+import javax.naming.NamingException;
+import javax.naming.NamingEnumeration;
+import javax.naming.directory.Attribute;
+
+
+/**
+ * An Attribute to a TupleNode tree encoder.
+ *
+ * @author <a href="mailto:directory-dev@incubator.apache.org"> Apache Directory
+ *         Project</a> $Rev$
+ */
+public class AttributeEncoder
+{
+    /** a thread safe instance of this encoder */
+    public static final AttributeEncoder INSTANCE = new AttributeEncoder();
+
+
+    /**
+     * Encodes an attribute into a TupleNode tree.  The following ASN.1
+     * structure is the result:
+     * <code>
+     * SEQUENCE
+     * {
+     *    type    AttributeDescription,
+     *    vals    SET OF AttributeValue
+     * }
+     * </code>
+     *
+     * @param attr the Attribute to encode
+     * @return the root TupleNode of the tlv tree
+     */
+    public TupleNode encode( Attribute attr )
+    {
+        DefaultMutableTupleNode top =
+                new DefaultMutableTupleNode( new Tuple() );
+        top.getTuple().setTag( UniversalTag.SEQUENCE_SEQUENCE_OF, false );
+        top.getTuple().setLength( Length.INDEFINATE );
+
+        DefaultMutableTupleNode child = ( DefaultMutableTupleNode )
+                EncoderUtils.encode( attr.getID() );
+        top.addLast( child );
+        child.setParent( top );
+
+        NamingEnumeration list = null;
+        try
+        {
+            list = attr.getAll();
+        }
+        catch ( NamingException e )
+        {
+            e.printStackTrace();
+        }
+
+        DefaultMutableTupleNode setOf =
+                new DefaultMutableTupleNode( new Tuple() );
+        setOf.getTuple().setTag( UniversalTag.SET_SET_OF, false );
+        setOf.getTuple().setLength( Length.INDEFINATE );
+
+        while ( list.hasMoreElements() )
+        {
+            child = ( DefaultMutableTupleNode )
+                EncoderUtils.encode( ( String ) list.nextElement() );
+            setOf.addLast( child );
+            child.setParent( setOf );
+        }
+
+        top.addLast( setOf );
+        setOf.setParent( top );
+        return top;
+    }
+}

Added: incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributesEncoder.java
==============================================================================
--- (empty file)
+++ incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/AttributesEncoder.java
Mon Aug 23 19:12:00 2004
@@ -0,0 +1,67 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   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.snickers.ldap.encoder;
+
+import org.apache.snickers.ber.TupleNode;
+import org.apache.snickers.ber.DefaultMutableTupleNode;
+import org.apache.snickers.ber.Tuple;
+import org.apache.snickers.ber.Length;
+import org.apache.snickers.ber.primitives.UniversalTag;
+
+import javax.naming.directory.Attributes;
+import javax.naming.directory.Attribute;
+import javax.naming.NamingEnumeration;
+
+
+/**
+ * An Attributes to TupleNode tree encoder.
+ *
+ * @author <a href="mailto:directory-dev@incubator.apache.org"> Apache Directory
+ *         Project</a> $Rev$
+ */
+public class AttributesEncoder
+{
+    /** a thread safe instance of this encoder */
+    public static final AttributesEncoder INSTANCE = new AttributesEncoder();
+
+
+    /**
+     * Encodes a set of Attributes into a TupleNode tree.
+     *
+     * @param attrs the Attributes to encode
+     * @return the root TupleNode of the tlv tree
+     */
+    public TupleNode encode( Attributes attrs )
+    {
+        DefaultMutableTupleNode top =
+                new DefaultMutableTupleNode( new Tuple() );
+        top.getTuple().setTag( UniversalTag.SEQUENCE_SEQUENCE_OF, false );
+        top.getTuple().setLength( Length.INDEFINATE );
+
+        NamingEnumeration list = attrs.getAll();
+        while ( list.hasMoreElements() )
+        {
+            Attribute attr = ( Attribute ) list.nextElement();
+            DefaultMutableTupleNode child = ( DefaultMutableTupleNode )
+                    AttributeEncoder.INSTANCE.encode( attr );
+            top.addLast( child );
+            child.setParent( top );
+        }
+
+        return top;
+    }
+}

Added: incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoder.java
==============================================================================
--- (empty file)
+++ incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/java/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoder.java
Mon Aug 23 19:12:00 2004
@@ -0,0 +1,88 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   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.snickers.ldap.encoder.search;
+
+
+import org.apache.ldap.common.message.SearchResponseEntry;
+
+import org.apache.snickers.ber.Tuple;
+import org.apache.snickers.ber.Length;
+import org.apache.snickers.ber.TupleNode;
+import org.apache.snickers.ber.DefaultMutableTupleNode;
+import org.apache.snickers.ber.primitives.UniversalTag;
+
+import org.apache.snickers.ldap.LdapTag;
+import org.apache.snickers.ldap.encoder.EncoderUtils;
+import org.apache.snickers.ldap.encoder.AttributesEncoder;
+
+
+/**
+ * A SearchResponseEntry stub to tuple tree encoder.
+ *
+ * @author <a href="mailto:directory-dev@incubator.apache.org"> Apache Directory
+ *         Project</a> $Rev$
+ */
+public class SearchResponseEntryEncoder
+{
+    /** a thread safe instance of this encoder */
+    public static final SearchResponseEntryEncoder INSTANCE =
+            new SearchResponseEntryEncoder();
+
+
+    /**
+     * Encodes a SearchResponseEntry stub into a tree of TupleNodes.
+     *
+     * @param resp the SearchResponseEntry stub to encode
+     * @return the root TupleNode of the tlv tree
+     */
+    public TupleNode encode( SearchResponseEntry resp )
+    {
+        /// Create the top level TupleNode of the PDU
+        DefaultMutableTupleNode top =
+                new DefaultMutableTupleNode( new Tuple() );
+        top.getTuple().setTag( UniversalTag.SEQUENCE_SEQUENCE_OF, false );
+        top.getTuple().setLength( Length.INDEFINATE );
+
+        // Create and add the message id to response PDU
+        DefaultMutableTupleNode child = ( DefaultMutableTupleNode )
+                EncoderUtils.encode( resp.getMessageId() );
+        top.addLast( child );
+        child.setParent( top );
+
+        // Create the search result entry response sequence of TLV tuple
+        DefaultMutableTupleNode entryResp =
+                new DefaultMutableTupleNode( new Tuple() );
+        entryResp.getTuple().setTag( LdapTag.SEARCH_RESULT_ENTRY, false );
+        entryResp.getTuple().setLength( Length.INDEFINATE );
+
+        // Create object name under the search entry sequence
+        child = ( DefaultMutableTupleNode )
+                EncoderUtils.encode( resp.getObjectName() );
+        entryResp.addLast( child );
+        child.setParent( entryResp );
+
+        // Encode the attributes and add them to the tree
+        child = ( DefaultMutableTupleNode )
+                AttributesEncoder.INSTANCE.encode( resp.getAttributes() );
+        entryResp.addLast( child );
+        child.setParent( top );
+
+        top.addLast( entryResp );
+        entryResp.setParent( top );
+        return top;
+    }
+}

Added: incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/test/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoderTest.java
==============================================================================
--- (empty file)
+++ incubator/directory/snickers/branches/encoder-redesign/ldap-ber-provider/src/test/org/apache/snickers/ldap/encoder/search/SearchResponseEntryEncoderTest.java
Mon Aug 23 19:12:00 2004
@@ -0,0 +1,55 @@
+/*
+ *   Copyright 2004 The Apache Software Foundation
+ *
+ *   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.snickers.ldap.encoder.search;
+
+
+import org.apache.snickers.ldap.encoder.AbstractEncoderTestCase;
+import org.apache.snickers.ber.TupleNode;
+import org.apache.snickers.ber.DefaultMutableTupleNode;
+import org.apache.ldap.common.message.*;
+
+
+/**
+ * TestCase for the SearchResponseEntryEncoder.
+ *
+ * @author <a href="mailto:directory-dev@incubator.apache.org"> Apache Directory
+ *         Project</a> $Rev$
+ */
+public class SearchResponseEntryEncoderTest extends AbstractEncoderTestCase
+{
+    /**
+     * Tests the encoder's encode() method.
+     */
+    public void testEncode()
+    {
+        // Construct the Search response
+        SearchResponseEntryImpl response = new SearchResponseEntryImpl( 45 );
+        response.setObjectName( "dc=example,dc=com" );
+        LockableAttributesImpl attrs = new LockableAttributesImpl( response );
+        attrs.put( "objectClass", "top" );
+        attrs.put( "objectClass", "dcObject" );
+        attrs.put( "dc", "example.com" );
+        response.setAttributes( attrs );
+
+        // Encode stub into tuple tree then into the accumulator
+        TupleNode node = SearchResponseEntryEncoder.INSTANCE.encode( response );
+        encode( ( DefaultMutableTupleNode ) node );
+
+        // Test to see if original stub equals the round trip generated stub
+        assertTrue( response.equals( decode() ) );
+    }
+}

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