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guids sent in jvm byte order #1

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guids sent in jvm byte order #1

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22 changes: 19 additions & 3 deletions src/clr/org/fressian/impl/Fns.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -43,13 +43,29 @@ public static KeyValuePair<K, V> soloEntry<K, V>(IDictionary<K, V> m)
}

public static byte[] UUIDtoByteArray(Guid uuid)
{
return uuid.ToByteArray();
{
return ToOrFromJvmUuidByteOrder( uuid.ToByteArray() );
}

private static byte[] ToOrFromJvmUuidByteOrder( byte[] guidBytes ) {
var resultBytes = new byte[ guidBytes.Length ];
resultBytes[ 0 ] = guidBytes[ 3 ];
resultBytes[ 1 ] = guidBytes[ 2 ];
resultBytes[ 2 ] = guidBytes[ 1 ];
resultBytes[ 3 ] = guidBytes[ 0 ];
resultBytes[ 4 ] = guidBytes[ 5 ];
resultBytes[ 5 ] = guidBytes[ 4 ];
resultBytes[ 6 ] = guidBytes[ 7 ];
resultBytes[ 7 ] = guidBytes[ 6 ];
for ( int i = 8 ; i < 16 ; i++ ) {
resultBytes[ i ] = guidBytes[ i ];
}
return resultBytes;
}

public static Guid byteArrayToUUID(byte[] bytes)
{
return new Guid(bytes);
return new Guid( ToOrFromJvmUuidByteOrder( bytes ) );
}

public static K soloKey<K, V>(IDictionary<K, V> m)
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