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Diffstat (limited to 'src/com/isode/stroke/idn/ICUConverter.java')
-rw-r--r-- | src/com/isode/stroke/idn/ICUConverter.java | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/com/isode/stroke/idn/ICUConverter.java b/src/com/isode/stroke/idn/ICUConverter.java new file mode 100644 index 0000000..bd347df --- /dev/null +++ b/src/com/isode/stroke/idn/ICUConverter.java @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2012-2013 Isode Limited. + * All rights reserved. + * See the COPYING file for more information. + */ +/* + * Copyright (c) 2015 Tarun Gupta. + * Licensed under the simplified BSD license. + * See Documentation/Licenses/BSD-simplified.txt for more information. + */ + +package com.isode.stroke.idn; + +import com.isode.stroke.base.SafeByteArray; +import com.isode.stroke.idn.IDNConverter; +import com.isode.stroke.idn.IDNA; +import com.ibm.icu.text.StringPrep; +import com.ibm.icu.text.StringPrepParseException; + +public class ICUConverter implements IDNConverter { + + public String getStringPrepared(String s, StringPrepProfile profile) throws StringPrepParseException { + StringPrep str = StringPrep.getInstance(getICUProfileType(profile)); + + String preparedData = str.prepare(s, StringPrep.DEFAULT); + return preparedData; + } + + public SafeByteArray getStringPrepared(SafeByteArray s, StringPrepProfile profile) throws StringPrepParseException { + StringPrep str = StringPrep.getInstance(getICUProfileType(profile)); + + String preparedData = str.prepare(s.toString(), StringPrep.DEFAULT); + return new SafeByteArray(preparedData); + } + + public String getIDNAEncoded(String s) { + return IDNA.getEncoded(s); + } + + private int getICUProfileType(IDNConverter.StringPrepProfile profile) { + switch(profile) { + case NamePrep: return StringPrep.RFC3491_NAMEPREP; + case XMPPNodePrep: return StringPrep.RFC3920_NODEPREP; + case XMPPResourcePrep: return StringPrep.RFC3920_RESOURCEPREP; + case SASLPrep: return StringPrep.RFC4013_SASLPREP; + } + assert(false); + return StringPrep.RFC3491_NAMEPREP; + } +}
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