You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@directory.apache.org by we...@apache.org on 2004/02/08 15:50:17 UTC
svn commit: rev 6591 - incubator/directory/snickers/trunk/ber/src/java/org/apache/snickers/ber
Author: wesmckean
Date: Sun Feb 8 06:50:17 2004
New Revision: 6591
Added:
incubator/directory/snickers/trunk/ber/src/java/org/apache/snickers/ber/BERDecoder.java
Log:
The start of our BER decoder.
Added: incubator/directory/snickers/trunk/ber/src/java/org/apache/snickers/ber/BERDecoder.java
==============================================================================
--- (empty file)
+++ incubator/directory/snickers/trunk/ber/src/java/org/apache/snickers/ber/BERDecoder.java Sun Feb 8 06:50:17 2004
@@ -0,0 +1,120 @@
+/*
+
+ ============================================================================
+ The Apache Software License, Version 1.1
+ ============================================================================
+
+ Copyright (C) 1999-2002 The Apache Software Foundation. All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without modifica-
+ tion, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ 3. The end-user documentation included with the redistribution, if any, must
+ include the following acknowledgment: "This product includes software
+ developed by the Apache Software Foundation (http://www.apache.org/)."
+ Alternately, this acknowledgment may appear in the software itself, if
+ and wherever such third-party acknowledgments normally appear.
+
+ 4. The names "Eve Directory Server", "Apache Directory Project", "Apache Eve"
+ and "Apache Software Foundation" must not be used to endorse or promote
+ products derived from this software without prior written
+ permission. For written permission, please contact apache@apache.org.
+
+ 5. Products derived from this software may not be called "Apache", nor may
+ "Apache" appear in their name, without prior written permission of the
+ Apache Software Foundation.
+
+ THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
+ DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ This software consists of voluntary contributions made by many individuals
+ on behalf of the Apache Software Foundation. For more information on the
+ Apache Software Foundation, please see <http://www.apache.org/>.
+
+*/
+
+package org.apache.snickers.ber;
+
+import org.apache.snickers.asn.ASNDecoder;
+import org.apache.snickers.asn.BitString;
+
+/**
+ * Implements the basic BER decoder used by the ASN
+ * compiler package. The decoder is primarily responsible
+ * for converting streams of bytes into ASN.1 primatives.
+ *
+ * @author <a href="mailto:wesmckean@apache.org">Wes McKean</a>
+ * @author $Author$
+ * @version $Rev$
+ */
+public class BERDecoder implements ASNDecoder {
+
+ /**
+ * The basic decoder constructor
+ */
+ public BERDecoder() {
+ super();
+ }
+
+ /* (non-Javadoc)
+ * @see org.apache.snickers.asn.ASNDecoder#decodeBoolean(int[])
+ */
+ public Boolean decodeBoolean( int[] value ) {
+ Boolean result = null;
+
+ if( value[0] > (byte)0 )
+ result = new Boolean(true);
+ else
+ result = new Boolean( false );
+
+ return result;
+ }
+
+ /* (non-Javadoc)
+ * @see org.apache.snickers.asn.ASNDecoder#decodeInteger(int[])
+ */
+ public Integer decodeInteger( int[] value ) {
+ int result = 0;
+
+ for( int i = 0; i < value.length; i++ ) {
+ result = ( result << 8 ) | (int)value[i];
+ }
+
+ return new Integer( result );
+ }
+
+ /* (non-Javadoc)
+ * @see org.apache.snickers.asn.ASNDecoder#decodeBitString(int[])
+ */
+ public BitString decodeBitString( int[] value ) {
+ BitString result = new BitString( value, value.length );
+ return result;
+ }
+
+ /* (non-Javadoc)
+ * @see org.apache.snickers.asn.ASNDecoder#decodeOctetString(int[])
+ */
+ public String decodeOctetString( int[] value ) {
+ byte[] bytes = new byte[value.length];
+
+ for( int i = 0; i < value.length; i++ )
+ bytes[i] = (byte)value[i];
+
+ return new String( bytes );
+ }
+}