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Posted to commits@directory.apache.org by el...@apache.org on 2005/09/24 17:38:47 UTC
svn commit: r291316 -
/directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java
Author: elecharny
Date: Sat Sep 24 08:38:42 2005
New Revision: 291316
URL: http://svn.apache.org/viewcvs?rev=291316&view=rev
Log:
Added a new BooleanDecoder class, because IntegerDecoder does not support anumore to
decode a boolean value.
Added:
directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java
Added: directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java
URL: http://svn.apache.org/viewcvs/directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java?rev=291316&view=auto
==============================================================================
--- directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java (added)
+++ directory/asn1/trunk/ber-new/src/java/main/org/apache/asn1new/util/BooleanDecoder.java Sat Sep 24 08:38:42 2005
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2005 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.asn1new.util;
+
+import org.apache.asn1.codec.DecoderException;
+import org.apache.asn1new.ber.tlv.Value;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * Parse and decode a Boolean value.
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class BooleanDecoder
+{
+ /** The logger */
+ private static final Logger log = LoggerFactory.getLogger( BooleanDecoder.class );
+
+ //~ Methods ------------------------------------------------------------------------------------
+
+ /**
+ * Parse a byte buffer and send back a booelan.
+ *
+ * @param value The byte buffer to parse
+ *
+ * @return A boolean.
+ *
+ * @throws DecoderException Thrown if the byte stream does not contains a boolean
+ */
+ public static boolean parse( Value value ) throws DecoderException
+ {
+ byte[] bytes = value.getData();
+
+ if ( bytes.length != 1 )
+ {
+ throw new DecoderException(
+ "The value is not 1 byte long. This is not allowed for a boolean" );
+ }
+
+ if ( ( bytes[0] != 0 ) && ( bytes[0] != 255 ) )
+ {
+ log.warn( "A boolean must be encoded with a 0x00 or a 0xFF value" );
+ }
+
+ return bytes[0] != 0;
+ }
+}