diff options
Diffstat (limited to 'base/util/test/com/netscape/security/util/StringTestUtil.java')
-rw-r--r-- | base/util/test/com/netscape/security/util/StringTestUtil.java | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/base/util/test/com/netscape/security/util/StringTestUtil.java b/base/util/test/com/netscape/security/util/StringTestUtil.java new file mode 100644 index 000000000..16810581c --- /dev/null +++ b/base/util/test/com/netscape/security/util/StringTestUtil.java @@ -0,0 +1,79 @@ +package com.netscape.security.util; + +import netscape.security.util.DerInputStream; +import netscape.security.util.DerOutputStream; +import netscape.security.util.DerValue; + +public class StringTestUtil { + + public final static String NULL_CHARS = "\u0000"; + + public final static String PRINTABLE_CHARS = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 \'()+,-./:=?"; + + public final static String NON_PRINTABLE_CHARS = "\"\\"; + + public final static String CONTROL_CHARS = "\b\t\n\f\r"; + + public final static String MULTIBYTE_CHARS = "我爱你"; // I love you + + public static String toString(byte[] array) { + + StringBuffer sb = new StringBuffer(); + for (int i = 0; i < array.length; i++) { + if (i > 0) + sb.append(" "); + sb.append(Integer.toHexString(0xff & array[i] | 0x100).substring(1).toUpperCase()); + } + + return sb.toString(); + } + + public static byte[] normalizeUnicode(byte[] data) throws Exception { + + DerValue value = new DerValue(data); + byte[] tmp = value.data.toByteArray(); + + if (tmp[0] == -2 && tmp[1] == -1) { // remove optional big-endian byte-order mark + + byte tag = value.tag; + int length = value.length() - 2; + + DerOutputStream os = new DerOutputStream(); + os.putTag((byte) 0, false, tag); + os.putLength(length); + os.write(tmp, 2, length); + + return os.toByteArray(); + } + + return data; + } + + public static byte[] encode(byte tag, String string) throws Exception { + DerOutputStream os = new DerOutputStream(); + os.putStringType(tag, string); + return os.toByteArray(); + } + + public static String decode(byte tag, byte[] bytes) throws Exception { + DerInputStream is = new DerInputStream(bytes); + + switch (tag) { + case DerValue.tag_BMPString: + return is.getBMPString(); + case DerValue.tag_IA5String: + return is.getIA5String(); + case DerValue.tag_PrintableString: + return is.getPrintableString(); + case DerValue.tag_T61String: + return is.getT61String(); + case DerValue.tag_UniversalString: + return is.getUniversalString(); + case DerValue.tag_UTF8String: + return is.getDerValue().getUTF8String(); + default: + throw new Exception("Unsupported tag: " + tag); + } + } +} |