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authortknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
committertknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
commit6025b6016517c6d898d8957d1d7e03ba71431912 (patch)
treeb15bd6fa5ffe9588a9bca3f2b8a7e358f83b6eba /src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java
parentd2c77e820ab4aba8235d71275755021347b3ad10 (diff)
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Initial import of release 2.2.REL-2.2@923
git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
Diffstat (limited to 'src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java')
-rw-r--r--src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java b/src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java
new file mode 100644
index 0000000..16d3445
--- /dev/null
+++ b/src/main/java/com/lowagie/bc/asn1/OIDTokenizer.java
@@ -0,0 +1,48 @@
+package com.lowagie.bc.asn1;
+
+/**
+ * class for breaking up an OID into it's component tokens, ala
+ * java.util.StringTokenizer. We need this class as some of the
+ * lightweight Java environment don't support classes like
+ * StringTokenizer.
+ */
+public class OIDTokenizer
+{
+ private String oid;
+ private int index;
+
+ public OIDTokenizer(
+ String oid)
+ {
+ this.oid = oid;
+ this.index = 0;
+ }
+
+ public boolean hasMoreTokens()
+ {
+ return (index != -1);
+ }
+
+ public String nextToken()
+ {
+ if (index == -1)
+ {
+ return null;
+ }
+
+ String token;
+ int end = oid.indexOf('.', index);
+
+ if (end == -1)
+ {
+ token = oid.substring(index);
+ index = -1;
+ return token;
+ }
+
+ token = oid.substring(index, end);
+
+ index = end + 1;
+ return token;
+ }
+}