X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fcommons%2Fstring%2Ftokenizer%2FTerminator.java;h=1a6c5eeb5650d0ff87a4427a14337729e13c29e8;hb=37f0e9901f9ecaea7a28cba616e247415ebb9ea0;hp=2d0fd456186c3322b1504bec6896e4d6cc918daa;hpb=0b3d733f44e95ee093985531072a1f8965f7c09a;p=svjatoslav_commons.git

diff --git a/src/main/java/eu/svjatoslav/commons/string/tokenizer/Terminator.java b/src/main/java/eu/svjatoslav/commons/string/tokenizer/Terminator.java
index 2d0fd45..1a6c5ee 100755
--- a/src/main/java/eu/svjatoslav/commons/string/tokenizer/Terminator.java
+++ b/src/main/java/eu/svjatoslav/commons/string/tokenizer/Terminator.java
@@ -1,22 +1,18 @@
 /*
- * Svjatoslav Commons - shared library of common functionality.
- * Copyright ©2012-2017, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
- * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 3 of the GNU Lesser General Public License
- * or later as published by the Free Software Foundation.
+ * Svjatoslav Commons - shared library of common functionality. Author: Svjatoslav Agejenko.
+ * This project is released under Creative Commons Zero (CC0) license.
  */
-
 package eu.svjatoslav.commons.string.tokenizer;
 
 public class Terminator {
 
-    final String startSequence;
-    String endSequence;
-    TerminationStrategy termination;
+    public final String startSequence;
+    public final String endSequence;
+    public final TerminationStrategy termination;
 
-    public Terminator(final String startPattern, TerminationStrategy termination) {
-        startSequence = startPattern;
+    public Terminator(final String startSequence, TerminationStrategy termination) {
+        this.startSequence = startSequence;
+        this.endSequence = null;
         this.termination = termination;
     }
 
@@ -26,8 +22,34 @@ public class Terminator {
         this.termination = termination;
     }
 
-    enum TerminationStrategy {
-        PRESERVE,
-        DROP;
+    public boolean matches(String source, int index) {
+        // boundary check
+        if (source.length() < (index + startSequence.length()))
+            return false;
+
+        // match check
+        for (int i = 0; i < startSequence.length(); i++)
+            if (startSequence.charAt(i) != source.charAt(index + i))
+                return false;
+
+        return true;
+    }
+
+    public boolean hasEndSequence() {
+        return endSequence != null;
+    }
+
+    @Override
+    public String toString() {
+        return "Terminator{" +
+                "startSequence='" + startSequence + '\'' +
+                ", endSequence='" + endSequence + '\'' +
+                ", termination=" + termination +
+                '}';
+    }
+
+    public enum TerminationStrategy {
+        PRESERVE, // Identify and return such tokens for further processing.
+        DROP // Identify but ignore such tokens, do not return them. Good for handling comments in scripts.
     }
 }