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Subject: svn commit: r1038623 - in
 /directory/apacheds/trunk/kerberos-codec/src:
 main/java/org/apache/directory/shared/kerberos/
 main/java/org/apache/directory/shared/kerberos/codec/lastReq/
 main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/ ...
Date: Wed, 24 Nov 2010 14:31:06 -0000
To: commits@directory.apache.org
From: elecharny@apache.org
Message-Id: <20101124143106.DB96D238890D@eris.apache.org>

Author: elecharny
Date: Wed Nov 24 14:31:06 2010
New Revision: 1038623

URL: http://svn.apache.org/viewvc?rev=1038623&view=rev
Log:
Added the LastReq grammar and tests

Added:
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqContainer.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqGrammar.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqStatesEnum.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/LastReqInit.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrType.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrValue.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/components/LastReq.java
    directory/apacheds/trunk/kerberos-codec/src/test/java/org/apache/directory/shared/kerberos/codec/LastReqDecoderTest.java
Modified:
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/KerberosConstants.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/types/LastReqType.java

Modified: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/KerberosConstants.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/KerberosConstants.java?rev=1038623&r1=1038622&r2=1038623&view=diff
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/KerberosConstants.java (original)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/KerberosConstants.java Wed Nov 24 14:31:06 2010
@@ -199,6 +199,10 @@ public class KerberosConstants
     public static final int KRB_SAFE_BODY_SENDER_ADDRESS_TAG = 0xA4;
     public static final int KRB_SAFE_BODY_RECIPIENT_ADDRESS_TAG = 0xA5;
 
+    /** LastRequest tags */
+    public static final int LAST_REQ_LR_TYPE_TAG = 0xA0;
+    public static final int LAST_REQ_LR_VALUE_TAG = 0xA1;
+
     /** PaData tags */
     public static final int PADATA_TYPE_TAG = 0xA1;
     public static final int PADATA_VALUE_TAG = 0xA2;

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqContainer.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqContainer.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqContainer.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqContainer.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,67 @@
+/*
+ *  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.kerberos.codec.lastReq;
+
+import org.apache.directory.shared.asn1.ber.AbstractContainer;
+import org.apache.directory.shared.kerberos.components.LastReq;
+
+
+/**
+ * The LastReq container stores the LastReq decoded by the Asn1Decoder.
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class LastReqContainer extends AbstractContainer
+{
+    /** An LastReq container */
+    private LastReq lastReq;
+
+    /**
+     * Creates a new LastReqContainer object.
+     */
+    public LastReqContainer()
+    {
+        super();
+        this.stateStack = new int[1];
+        this.grammar = LastReqGrammar.getInstance();
+        setTransition( LastReqStatesEnum.START_STATE );
+    }
+
+
+    /**
+     * @return Returns the LastReq.
+     */
+    public LastReq getLastReq()
+    {
+        return lastReq;
+    }
+
+    
+    /**
+     * Set a LastReq Object into the container. It will be completed by the
+     * KerberosDecoder.
+     * 
+     * @param lastReq The LastReq to set.
+     */
+    public void setLastReq( LastReq lastReq )
+    {
+        this.lastReq = lastReq;
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqGrammar.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqGrammar.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqGrammar.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqGrammar.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,144 @@
+/*
+ *  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.kerberos.codec.lastReq;
+
+
+import org.apache.directory.shared.asn1.ber.grammar.AbstractGrammar;
+import org.apache.directory.shared.asn1.ber.grammar.Grammar;
+import org.apache.directory.shared.asn1.ber.grammar.GrammarTransition;
+import org.apache.directory.shared.asn1.ber.tlv.UniversalTag;
+import org.apache.directory.shared.kerberos.KerberosConstants;
+import org.apache.directory.shared.kerberos.codec.actions.CheckNotNullLength;
+import org.apache.directory.shared.kerberos.codec.lastReq.actions.LastReqInit;
+import org.apache.directory.shared.kerberos.codec.lastReq.actions.StoreLrType;
+import org.apache.directory.shared.kerberos.codec.lastReq.actions.StoreLrValue;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * This class implements the LastReq structure. All the actions are declared
+ * in this class. As it is a singleton, these declaration are only done once. If
+ * an action is to be added or modified, this is where the work is to be done !
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public final class LastReqGrammar extends AbstractGrammar
+{
+    /** The logger */
+    static final Logger LOG = LoggerFactory.getLogger( LastReqGrammar.class );
+
+    /** A speedup for logger */
+    static final boolean IS_DEBUG = LOG.isDebugEnabled();
+
+    /** The instance of grammar. LastReqGrammar is a singleton */
+    private static Grammar instance = new LastReqGrammar();
+
+
+    /**
+     * Creates a new LastReqGrammar object.
+     */
+    private LastReqGrammar()
+    {
+        setName( LastReqGrammar.class.getName() );
+
+        // Create the transitions table
+        super.transitions = new GrammarTransition[LastReqStatesEnum.LAST_LAST_REQ_STATE.ordinal()][256];
+
+        // ============================================================================================
+        // LastReq 
+        // ============================================================================================
+        // --------------------------------------------------------------------------------------------
+        // Transition from LastReq init to LastReq SEQ OF
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF
+        super.transitions[LastReqStatesEnum.START_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] = new GrammarTransition(
+            LastReqStatesEnum.START_STATE, LastReqStatesEnum.LAST_REQ_SEQ_STATE, UniversalTag.SEQUENCE.getValue(),
+            new LastReqInit() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from LastReq SEQ OF to LastReq SEQ OF SEQ
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        super.transitions[LastReqStatesEnum.LAST_REQ_SEQ_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_SEQ_STATE, LastReqStatesEnum.LAST_REQ_SEQ_SEQ_STATE, UniversalTag.SEQUENCE.getValue(),
+            new CheckNotNullLength() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from LastReq SEQ OF SEQ to lr-type tag
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        //         lr-type         [0]
+        super.transitions[LastReqStatesEnum.LAST_REQ_SEQ_SEQ_STATE.ordinal()][KerberosConstants.LAST_REQ_LR_TYPE_TAG] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_SEQ_SEQ_STATE, LastReqStatesEnum.LAST_REQ_LR_TYPE_TAG_STATE, KerberosConstants.LAST_REQ_LR_TYPE_TAG,
+            new CheckNotNullLength() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from lr-type tag to lr-type value
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        //         lr-type         [0]  Int32,
+        super.transitions[LastReqStatesEnum.LAST_REQ_LR_TYPE_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_LR_TYPE_TAG_STATE, LastReqStatesEnum.LAST_REQ_LR_TYPE_STATE, UniversalTag.INTEGER.getValue(),
+            new StoreLrType() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from lr-type value lr-value tag
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        //         ...
+        //         lr-value        [1]
+        super.transitions[LastReqStatesEnum.LAST_REQ_LR_TYPE_STATE.ordinal()][KerberosConstants.LAST_REQ_LR_VALUE_TAG] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_LR_TYPE_STATE, LastReqStatesEnum.LAST_REQ_LR_VALUE_TAG_STATE, KerberosConstants.LAST_REQ_LR_VALUE_TAG,
+            new CheckNotNullLength() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from lr-value tag to lr-value value
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        //         ...
+        //         lr-value        [1] KerberosTime
+        super.transitions[LastReqStatesEnum.LAST_REQ_LR_VALUE_TAG_STATE.ordinal()][UniversalTag.GENERALIZED_TIME.getValue()] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_LR_VALUE_TAG_STATE, LastReqStatesEnum.LAST_REQ_LR_VALUE_STATE, UniversalTag.GENERALIZED_TIME.getValue(),
+            new StoreLrValue() );
+        
+        // --------------------------------------------------------------------------------------------
+        // Transition from lr-value value to SEQ OF SEQ
+        // --------------------------------------------------------------------------------------------
+        // LastReq   ::= SEQUENCE OF SEQUENCE {
+        //         ...
+        //         lr-value        [1] KerberosTime
+        // }
+        super.transitions[LastReqStatesEnum.LAST_REQ_LR_VALUE_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] = new GrammarTransition(
+            LastReqStatesEnum.LAST_REQ_LR_VALUE_STATE, LastReqStatesEnum.LAST_REQ_SEQ_SEQ_STATE, UniversalTag.SEQUENCE.getValue(),
+            new CheckNotNullLength() );
+    }
+
+
+    /**
+     * Get the instance of this grammar
+     * 
+     * @return An instance on the LastReq Grammar
+     */
+    public static Grammar getInstance()
+    {
+        return instance;
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqStatesEnum.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqStatesEnum.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqStatesEnum.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/LastReqStatesEnum.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,112 @@
+/*
+ *  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.kerberos.codec.lastReq;
+
+
+import org.apache.directory.shared.asn1.ber.grammar.Grammar;
+import org.apache.directory.shared.asn1.ber.grammar.States;
+import org.apache.directory.shared.kerberos.codec.KerberosMessageGrammar;
+
+
+/**
+ * This class store the LastRequest grammar's constants. It is also used for debugging
+ * purpose
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public enum LastReqStatesEnum implements States
+{
+    // Start
+    START_STATE,                          // 0
+    
+    LAST_REQ_SEQ_STATE,               // 1
+    
+    LAST_REQ_SEQ_SEQ_STATE,           // 2
+    
+    LAST_REQ_LR_TYPE_TAG_STATE,       // 3
+    LAST_REQ_LR_TYPE_STATE,           // 4
+    
+    LAST_REQ_LR_VALUE_TAG_STATE,      // 5
+    LAST_REQ_LR_VALUE_STATE,          // 6
+    
+    // End
+    LAST_LAST_REQ_STATE;              // 7
+
+    
+    /**
+     * Get the grammar name
+     * 
+     * @param grammar The grammar code
+     * @return The grammar name
+     */
+    public String getGrammarName( int grammar )
+    {
+        return "LAST_REQ_GRAMMAR";
+    }
+
+
+    /**
+     * Get the grammar name
+     * 
+     * @param grammar The grammar class
+     * @return The grammar name
+     */
+    public String getGrammarName( Grammar grammar )
+    {
+        if ( grammar instanceof KerberosMessageGrammar )
+        {
+            return "LAST_REQ_GRAMMAR";
+        }
+        else
+        {
+            return "UNKNOWN GRAMMAR";
+        }
+    }
+
+
+    /**
+     * Get the string representing the state
+     * 
+     * @param state The state number
+     * @return The String representing the state
+     */
+    public String getState( int state )
+    {
+        return ( ( state == LAST_LAST_REQ_STATE.ordinal() ) ? "LAST_LAST_REQ_STATE" : name() );
+    }
+
+    
+    /**
+     * {@inheritDoc}
+     */
+    public boolean isEndState()
+    {
+        return this == LAST_LAST_REQ_STATE;
+    }
+    
+    
+    /**
+     * {@inheritDoc}
+     */
+    public LastReqStatesEnum getStartState()
+    {
+        return START_STATE;
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/LastReqInit.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/LastReqInit.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/LastReqInit.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/LastReqInit.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,83 @@
+/*
+ *  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.kerberos.codec.lastReq.actions;
+
+
+import org.apache.directory.shared.asn1.ber.Asn1Container;
+import org.apache.directory.shared.asn1.ber.grammar.GrammarAction;
+import org.apache.directory.shared.asn1.ber.tlv.TLV;
+import org.apache.directory.shared.asn1.codec.DecoderException;
+import org.apache.directory.shared.i18n.I18n;
+import org.apache.directory.shared.kerberos.codec.lastReq.LastReqContainer;
+import org.apache.directory.shared.kerberos.components.LastReq;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * The action used to initialize the LastReq object
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class LastReqInit extends GrammarAction
+{
+    /** The logger */
+    private static final Logger LOG = LoggerFactory.getLogger( LastReqInit.class );
+
+    /** Speedup for logs */
+    private static final boolean IS_DEBUG = LOG.isDebugEnabled();
+
+
+    /**
+     * Instantiates a new LastReqInit action.
+     */
+    public LastReqInit()
+    {
+        super( "Creates a LastReq instance" );
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    public void action( Asn1Container container ) throws DecoderException
+    {
+        LastReqContainer lastReqContainer = ( LastReqContainer ) container;
+
+        TLV tlv = lastReqContainer.getCurrentTLV();
+
+        // The Length should not be null
+        if ( tlv.getLength() == 0 )
+        {
+            LOG.error( I18n.err( I18n.ERR_04066 ) );
+
+            // This will generate a PROTOCOL_ERROR
+            throw new DecoderException( I18n.err( I18n.ERR_04067 ) );
+        }
+        
+        LastReq lastReq = new LastReq();
+        lastReqContainer.setLastReq( lastReq );
+        
+        if ( IS_DEBUG )
+        {
+            LOG.debug( "LastReq created" );
+        }
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrType.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrType.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrType.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrType.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,60 @@
+/*
+ *  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.kerberos.codec.lastReq.actions;
+
+
+import org.apache.directory.shared.asn1.ber.Asn1Container;
+import org.apache.directory.shared.kerberos.codec.actions.AbstractReadInteger;
+import org.apache.directory.shared.kerberos.codec.lastReq.LastReqContainer;
+import org.apache.directory.shared.kerberos.codec.types.LastReqType;
+import org.apache.directory.shared.kerberos.components.LastReq;
+
+
+/**
+ * The action used to store the LastReq lrType
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class StoreLrType extends AbstractReadInteger
+{
+    /**
+     * Instantiates a new LastReqLrType action.
+     */
+    public StoreLrType()
+    {
+        super( "LastReq lrType" );
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    protected void setIntegerValue( int value, Asn1Container container )
+    {
+        LastReqContainer lastReqContainer = ( LastReqContainer ) container;
+        
+        LastReqType lrType = LastReqType.getTypeByValue( value );
+        
+        LastReq lastReq = lastReqContainer.getLastReq();
+        lastReq.createNewLR();
+        lastReq.setCurrentLrType( lrType );
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrValue.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrValue.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrValue.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/lastReq/actions/StoreLrValue.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,57 @@
+/*
+ *  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.kerberos.codec.lastReq.actions;
+
+
+import org.apache.directory.shared.asn1.ber.Asn1Container;
+import org.apache.directory.shared.kerberos.KerberosTime;
+import org.apache.directory.shared.kerberos.codec.actions.AbstractReadKerberosTime;
+import org.apache.directory.shared.kerberos.codec.lastReq.LastReqContainer;
+
+
+/**
+ * The action used to store the LastReq value
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class StoreLrValue extends AbstractReadKerberosTime
+{
+
+    /**
+     * Instantiates a new StoreLrValue action.
+     */
+    public StoreLrValue()
+    {
+        super( "LastReq lr-value" );
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    protected void setKerberosTime( KerberosTime krbtime, Asn1Container container )
+    {
+        LastReqContainer lastReqContainer = ( LastReqContainer ) container;
+        lastReqContainer.getLastReq().setCurrentLrValue( krbtime );
+
+        lastReqContainer.setGrammarEndAllowed( true );
+    }
+}

Modified: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/types/LastReqType.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/types/LastReqType.java?rev=1038623&r1=1038622&r2=1038623&view=diff
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/types/LastReqType.java (original)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/types/LastReqType.java Wed Nov 24 14:31:06 2010
@@ -88,10 +88,10 @@ public enum LastReqType
     /**
      * Returns the last request type when specified by its ordinal.
      *
-     * @param type
+     * @param type The numeric type
      * @return The last request type.
      */
-    public static LastReqType getTypeByOrdinal( int type )
+    public static LastReqType getTypeByValue( int type )
     {
         for ( LastReqType lrt : LastReqType.values() )
         {

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/components/LastReq.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/components/LastReq.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/components/LastReq.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/components/LastReq.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,309 @@
+/*
+ *  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.kerberos.components;
+
+
+import java.nio.BufferOverflowException;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.directory.server.i18n.I18n;
+import org.apache.directory.shared.asn1.AbstractAsn1Object;
+import org.apache.directory.shared.asn1.ber.tlv.TLV;
+import org.apache.directory.shared.asn1.ber.tlv.UniversalTag;
+import org.apache.directory.shared.asn1.ber.tlv.Value;
+import org.apache.directory.shared.asn1.codec.EncoderException;
+import org.apache.directory.shared.kerberos.KerberosConstants;
+import org.apache.directory.shared.kerberos.KerberosTime;
+import org.apache.directory.shared.kerberos.codec.types.LastReqType;
+import org.apache.directory.shared.ldap.util.StringTools;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * The LastReq structure.
+ * 
+ * The ASN.1 grammar is :
+ * <pre>
+ * LastReq         ::=     SEQUENCE OF SEQUENCE {
+ *         lr-type         [0] Int32,
+ *         lr-value        [1] KerberosTime
+ * }
+ * </pre>
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class LastReq extends AbstractAsn1Object
+{
+    /** The logger */
+    private static final Logger LOG = LoggerFactory.getLogger( LastReq.class );
+
+    /** Speedup for logs */
+    private static final boolean IS_DEBUG = LOG.isDebugEnabled();
+
+    // The inner class storing the individual LastReqs
+    public class LR
+    {
+        /** The LastReq type. */
+        private LastReqType lrType;
+
+        /** The LastReq value */
+        private KerberosTime lrValue;
+
+
+        /**
+         * @return the LastReqType
+         */
+        public LastReqType getLrType()
+        {
+            return lrType;
+        }
+
+        /**
+         * @return the lr-value
+         */
+        public KerberosTime getLrValue()
+        {
+            return lrValue;
+        }
+    }
+    
+    /** The list of LastReq elements */
+    private List<LR> lastReqs = new ArrayList<LR>();
+    
+    /** The current LR being processed */
+    private LR currentLR;
+
+
+    // Storage for computed lengths
+    private transient int lrTypeTagLen[];
+    private transient int lrValueTagLen[];
+    private transient int lastReqSeqLen[];
+    private transient int lastReqSeqSeqLen;
+
+
+    /**
+     * Creates a new instance of LastReq.
+     */
+    public LastReq()
+    {
+    }
+
+
+    /**
+     * @return the CurrentLr type
+     */
+    public LastReqType getCurrentLrType()
+    {
+        return currentLR.lrType;
+    }
+
+
+    /**
+     * Set the CurrentLr type
+     */
+    public void setCurrentLrType( LastReqType lrType )
+    {
+        currentLR.lrType = lrType;
+    }
+
+
+    /**
+     * @return the CurrentLr value
+     */
+    public KerberosTime getCurrentLrValue()
+    {
+        return currentLR.lrValue;
+    }
+
+
+    /**
+     * Set the CurrentLr value
+     */
+    public void setCurrentLrValue( KerberosTime lrValue )
+    {
+        currentLR.lrValue = lrValue;
+    }
+
+
+    /**
+     * @return the CurrentLR
+     */
+    public LR getCurrentLR()
+    {
+        return currentLR;
+    }
+
+
+    /**
+     * Create a new currentLR
+     */
+    public void createNewLR()
+    {
+        currentLR = new LR();
+        lastReqs.add( currentLR );
+    }
+
+
+    /**
+     * @return the LastReqs
+     */
+    public List<LR> getLastReqs()
+    {
+        return lastReqs;
+    }
+
+
+    /**
+     * Compute the LastReq length
+     * 
+     * <pre>
+     * LastReq :
+     * 
+     * 0x30 L1 LastReq
+     *  |
+     *  +--> 0x30 L2 
+     *        |
+     *        +--> 0xA0 L3 lr-type tag
+     *        |     |
+     *        |     +--> 0x02 L3-1 lrType (int)
+     *        |
+     *        +--> 0xA1 0x11 lr-value tag
+     *              |
+     *              +--> 0x18 0x0F ttt (KerberosString)
+     *  </pre>
+     */
+    public int computeLength()
+    {
+        int i = 0;
+        lastReqSeqLen = new int[lastReqs.size()];
+        lrTypeTagLen = new int[lastReqs.size()];
+        lrValueTagLen = new int[lastReqs.size()];
+        lastReqSeqLen = new int[lastReqs.size()];
+        
+        for ( LR lr : lastReqs )
+        {
+            int lrTypeLen = Value.getNbBytes( lr.lrType.getValue() );
+            lrTypeTagLen[i] = 1 + TLV.getNbBytes( lrTypeLen ) + lrTypeLen;
+            byte[] lrValyeBytes = lr.lrValue.getBytes();
+            lrValueTagLen[i] = 1 + TLV.getNbBytes( lrValyeBytes.length ) + lrValyeBytes.length;
+            
+            lastReqSeqLen[i] = 1 + TLV.getNbBytes( lrTypeTagLen[i] ) + lrTypeTagLen[i] + 
+                                         1 + TLV.getNbBytes( lrValueTagLen[i] ) + lrValueTagLen[i];
+            
+            lastReqSeqSeqLen += 1 + TLV.getNbBytes( lastReqSeqLen[i] ) + lastReqSeqLen[i];
+            i++;
+        }
+
+        return 1 + TLV.getNbBytes( lastReqSeqSeqLen ) + lastReqSeqSeqLen;
+    }
+
+
+    /**
+     * Encode the LastReq message to a PDU. 
+     * 
+     * <pre>
+     * LastReq :
+     * 
+     * 0x30 LL
+     *   0x30 LL
+     *     0xA0 LL 
+     *       0x02 0x01 lrType
+     *     0xA1 0x11 
+     *       0x18 0x0F lrValue
+     * </pre>
+     * 
+     * @param buffer The buffer where to put the PDU. It should have been allocated
+     * before, with the right size.
+     * @return The constructed PDU.
+     */
+    public ByteBuffer encode( ByteBuffer buffer ) throws EncoderException
+    {
+        if ( buffer == null )
+        {
+            throw new EncoderException( I18n.err( I18n.ERR_148 ) );
+        }
+
+        try
+        {
+            // The lastRequest SEQ OF Tag
+            buffer.put( UniversalTag.SEQUENCE.getValue() );
+            buffer.put( TLV.getBytes( lastReqSeqSeqLen ) );
+            
+            int i = 0;
+            
+            for ( LR lr : lastReqs )
+            {
+                buffer.put( UniversalTag.SEQUENCE.getValue() );
+                buffer.put( TLV.getBytes( lastReqSeqLen[i] ) );
+                
+                // the lrType
+                buffer.put( ( byte ) KerberosConstants.LAST_REQ_LR_TYPE_TAG );
+                buffer.put( TLV.getBytes( lrTypeTagLen[i] ) );
+                Value.encode( buffer, lr.lrType.getValue() );
+    
+                // the lrValue tag
+                buffer.put( ( byte ) KerberosConstants.LAST_REQ_LR_VALUE_TAG );
+                buffer.put( TLV.getBytes( lrValueTagLen[i] ) );
+
+                // the lrValue value
+                buffer.put( ( byte ) UniversalTag.GENERALIZED_TIME.getValue() );
+                buffer.put( ( byte ) 0x0F );
+                buffer.put( lr.lrValue.getBytes() );
+            }
+        }
+        catch ( BufferOverflowException boe )
+        {
+            LOG.error( I18n.err( I18n.ERR_139, 1 + TLV.getNbBytes( lastReqSeqSeqLen )
+                + lastReqSeqSeqLen, buffer.capacity() ) );
+            throw new EncoderException( I18n.err( I18n.ERR_138 ) );
+        }
+
+        if ( IS_DEBUG )
+        {
+            LOG.debug( "LastReq encoding : {}", StringTools.dumpBytes( buffer.array() ) );
+            LOG.debug( "LastReq initial value : {}", toString() );
+        }
+
+        return buffer;
+    }
+
+
+    /**
+     * @see Object#toString()
+     */
+    public String toString()
+    {
+        StringBuilder sb = new StringBuilder();
+
+        sb.append( "LastReq : {\n" );
+        
+        for ( LR lr : lastReqs )
+        {
+            sb.append( "    {\n" );
+            sb.append( "        lr-type: " ).append( lr.lrType ).append( '\n' );
+            sb.append( "        lr-value: " ).append( lr.lrValue ).append( '\n');
+            sb.append( "    }\n" );
+        }
+
+        return sb.toString();
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/test/java/org/apache/directory/shared/kerberos/codec/LastReqDecoderTest.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/test/java/org/apache/directory/shared/kerberos/codec/LastReqDecoderTest.java?rev=1038623&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/test/java/org/apache/directory/shared/kerberos/codec/LastReqDecoderTest.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/test/java/org/apache/directory/shared/kerberos/codec/LastReqDecoderTest.java Wed Nov 24 14:31:06 2010
@@ -0,0 +1,231 @@
+/*
+ *   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.kerberos.codec;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.fail;
+
+import java.nio.ByteBuffer;
+
+import org.apache.directory.shared.asn1.ber.Asn1Decoder;
+import org.apache.directory.shared.asn1.codec.DecoderException;
+import org.apache.directory.shared.asn1.codec.EncoderException;
+import org.apache.directory.shared.kerberos.codec.lastReq.LastReqContainer;
+import org.apache.directory.shared.kerberos.codec.types.LastReqType;
+import org.apache.directory.shared.kerberos.components.LastReq;
+import org.apache.directory.shared.ldap.util.StringTools;
+import org.junit.Test;
+
+/**
+ * Test cases for LastReq decoder.
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class LastReqDecoderTest
+{
+
+    @Test
+    public void testLastReqData()
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0x36 );
+        
+        stream.put( new byte[]
+            { 
+              0x30, 0x34,
+                0x30, 0x18,
+                  (byte)0xA0, 0x03,                 // lr-type
+                    0x02, 0x01, 0x02,
+                  (byte)0xA1, 0x11,                 // lr-value
+                    0x18, 0x0F, '2', '0', '1', '0', '1', '1', '1', '0', '1', '5', '4', '5', '2', '5', 'Z', 
+                0x30, 0x18,
+                  (byte)0xA0, 0x03,                 // lr-type
+                    0x02, 0x01, 0x02,
+                  (byte)0xA1, 0x11,                 // lr-value
+                    0x18, 0x0F, '2', '0', '1', '0', '1', '1', '1', '0', '1', '5', '4', '5', '2', '6', 'Z'
+            } );
+
+        String decodedPdu = StringTools.dumpBytes( stream.array() );
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        // Decode the LastReq PDU
+        try
+        {
+            kerberosDecoder.decode( stream, lastReqContainer );
+        }
+        catch ( DecoderException de )
+        {
+            fail( de.getMessage() );
+        }
+
+        LastReq lastReq = lastReqContainer.getLastReq();
+        
+        assertNotNull( lastReq.getLastReqs().size() );
+        assertEquals( 2, lastReq.getLastReqs().size() );
+        
+        String[] expected = new String[]{ "20101110154525Z", "20101110154526Z" };
+        int i = 0;
+        
+        for ( LastReq.LR lr : lastReq.getLastReqs() )
+        {
+            assertEquals( LastReqType.TIME_OF_INITIAL_REQ, lr.getLrType() );
+            assertEquals( expected[i++], lr.getLrValue().toString() );
+            
+        }
+
+        // Check the encoding
+        ByteBuffer bb = ByteBuffer.allocate( lastReq.computeLength() );
+        
+        try
+        {
+            bb = lastReq.encode( bb );
+    
+            // Check the length
+            assertEquals( 0x36, bb.limit() );
+    
+            String encodedPdu = StringTools.dumpBytes( bb.array() );
+    
+            assertEquals( encodedPdu, decodedPdu );
+        }
+        catch ( EncoderException ee )
+        {
+            fail();
+        }
+    }
+    
+    
+    @Test( expected = DecoderException.class)
+    public void testLastReqWithoutType() throws DecoderException
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0x15 );
+        
+        stream.put( new byte[]
+            { 
+              0x30, 0x13,
+                (byte)0xA1, 0x11,                 // lr-value
+                  0x18, 0x0F, '2', '0', '1', '0', '1', '1', '1', '0', '1', '5', '4', '5', '2', '6', 'Z'
+            } );
+
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        kerberosDecoder.decode( stream, lastReqContainer );
+        fail();
+    }
+    
+    
+    @Test( expected = DecoderException.class)
+    public void testLastReqWithoutValue() throws DecoderException
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0x07 );
+        
+        stream.put( new byte[]
+            { 0x30, 0x05,
+                (byte)0xA0, 0x03,                 // lr-type
+                  0x02, 0x01, 0x02
+            } );
+
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        kerberosDecoder.decode( stream, lastReqContainer );
+        fail();
+    }
+
+    
+    @Test( expected = DecoderException.class)
+    public void testLastReqWithIncorrectPdu() throws DecoderException
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0x02 );
+        
+        stream.put( new byte[]
+            { 0x30, 0x00 } );
+
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        kerberosDecoder.decode( stream, lastReqContainer );
+        fail();
+    }
+
+    
+    @Test( expected = DecoderException.class)
+    public void testLastReqWithEmptyValue() throws DecoderException
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0xB );
+        
+        stream.put( new byte[]
+            { 
+                0x30, 0x09,
+                  (byte)0xA0, 0x03,                 // lr-type
+                    0x02, 0x01, 0x02,
+                  (byte)0xA1, 0x02,                 // lr-value
+                    0x18, 0x00
+            } );
+
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        kerberosDecoder.decode( stream, lastReqContainer );
+        fail();
+    }
+
+    
+    @Test( expected = DecoderException.class)
+    public void testLastReqWithEmptyType() throws DecoderException
+    {
+        Asn1Decoder kerberosDecoder = new Asn1Decoder();
+
+        ByteBuffer stream = ByteBuffer.allocate( 0x19 );
+        
+        stream.put( new byte[]
+            { 
+                0x30, 0x17,
+                  (byte)0xA0, 0x02,                 // lr-type
+                    0x02, 0x00,
+                  (byte)0xA1, 0x11,                 // lr-value
+                    0x18, 0x0F, '2', '0', '1', '0', '1', '1', '1', '0', '1', '5', '4', '5', '2', '6', 'Z'
+            } );
+
+        stream.flip();
+
+        LastReqContainer lastReqContainer = new LastReqContainer();
+        
+        kerberosDecoder.decode( stream, lastReqContainer );
+        fail();
+    }
+}