svn commit: r1483762 - /opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java

[jo...@apache.org]

Author: joern
Date: Fri May 17 12:16:33 2013
New Revision: 1483762

URL: http://svn.apache.org/r1483762
Log:
OPENNLP-560 Initial check in of brat format parsing code for the name finder.

Added:
    opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java   (with props)

Added: opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java
URL: http://svn.apache.org/viewvc/opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java?rev=1483762&view=auto
==============================================================================
--- opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java (added)
+++ opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java Fri May 17 12:16:33 2013
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package opennlp.tools.sentdetect;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import opennlp.tools.util.Span;
+
+/**
+ * The Newline Sentence Detector assumes that sentences are line delimited and
+ * recognizes one sentence per non-empty line.
+ */
+public class NewlineSentenceDetector implements SentenceDetector {
+
+  public String[] sentDetect(String s) {
+    return Span.spansToStrings(sentPosDetect(s), s);
+  }
+
+  public Span[] sentPosDetect(String s) {
+    
+    List<Span> sentences = new ArrayList<Span>();
+    
+    int start = 0;
+    
+    for (int i = 0; i < s.length(); i++) {
+      char c = s.charAt(i);
+      
+      if (c == '\n' || c == '\r') {
+        if (start - i > 0) {
+          Span span = new Span(start, i).trim(s);
+          if (span.length() > 0) {
+            sentences.add(span);
+          }
+          
+          start = i + 1;
+        }
+      }
+    }
+    
+    if (s.length() - start > 0) {
+      Span span = new Span(start, s.length()).trim(s);
+      if (span.length() > 0) {
+        sentences.add(span);
+      }
+    }
+    
+    return sentences.toArray(new Span[sentences.size()]);
+  }
+}

Propchange: opennlp/trunk/opennlp-tools/src/main/java/opennlp/tools/sentdetect/NewlineSentenceDetector.java
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