LUCENE-1759: Set final offset correctly in contrib TokenStreams.

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@799968 13f79535-47bb-0310-9956-ffa450edef68

contrib/analyzers/common/src/java/org/apache/lucene/analysis/cjk/CJKTokenizer.java

@@ -272,4 +272,10 @@ public final class CJKTokenizer extends Tokenizer {
         // return an empty string)
       }
     }
+    
+    public final void end() {
+      // set final offset
+      final int finalOffset = offset;
+      this.offsetAtt.setOffset(finalOffset, finalOffset);
+    }    
 }

contrib/analyzers/common/src/java/org/apache/lucene/analysis/cn/ChineseTokenizer.java

@@ -139,6 +139,11 @@ public final class ChineseTokenizer extends Tokenizer {
                 break;
             }
         }
+    }
     
+    public final void end() {
+      // set final offset
+      final int finalOffset = offset;
+      this.offsetAtt.setOffset(finalOffset, finalOffset);
     }    
 }

contrib/analyzers/common/src/java/org/apache/lucene/analysis/ngram/EdgeNGramTokenizer.java

@@ -152,6 +152,12 @@ public class EdgeNGramTokenizer extends Tokenizer {
     return true;
   }
   
+  public final void end() {
+    // set final offset
+    final int finalOffset = inLen;
+    this.offsetAtt.setOffset(finalOffset, finalOffset);
+  }    
+  
   /** @deprecated Will be removed in Lucene 3.0. This method is final, as it should
    * not be overridden. Delegates to the backwards compatibility layer. */
   public final Token next(final Token reusableToken) throws java.io.IOException {

contrib/analyzers/common/src/java/org/apache/lucene/analysis/ngram/NGramTokenizer.java

@@ -97,6 +97,12 @@ public class NGramTokenizer extends Tokenizer {
     return true;
   }
   
+  public final void end() {
+    // set final offset
+    final int finalOffset = inLen;
+    this.offsetAtt.setOffset(finalOffset, finalOffset);
+  }    
+  
   /** @deprecated Will be removed in Lucene 3.0. This method is final, as it should
    * not be overridden. Delegates to the backwards compatibility layer. */
   public final Token next(final Token reusableToken) throws java.io.IOException {

contrib/memory/src/java/org/apache/lucene/index/memory/PatternAnalyzer.java

@@ -367,6 +367,11 @@ public class PatternAnalyzer extends Analyzer {
       }
     }
     
+    public final void end() {
+      // set final offset
+      final int finalOffset = str.length();
+    	this.offsetAtt.setOffset(finalOffset, finalOffset);
+    }    
   } 
   
   
@@ -442,6 +447,12 @@ public class PatternAnalyzer extends Analyzer {
       return true;
     }
     
+    public final void end() {
+      // set final offset
+      final int finalOffset = str.length();
+      this.offsetAtt.setOffset(finalOffset, finalOffset);
+    }    
+    
     private boolean isTokenChar(char c, boolean isLetter) {
       return isLetter ? Character.isLetter(c) : !Character.isWhitespace(c);
     }