pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / analyzers / smartcn / src / java / org / apache / lucene / analysis / cn / smart / hhmm / SegToken.java

diff --git a/lucene-java-3.5.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegToken.java b/lucene-java-3.5.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegToken.java
new file mode 100644 (file)
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+++ b/lucene-java-3.5.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegToken.java
@@ -0,0 +1,121 @@
+/**
+ * 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 org.apache.lucene.analysis.cn.smart.hhmm;
+
+import java.util.Arrays;
+
+import org.apache.lucene.analysis.cn.smart.WordType; // for javadocs
+
+/**
+ * SmartChineseAnalyzer internal token
+ * @lucene.experimental
+ */
+public class SegToken {
+  /**
+   * Character array containing token text
+   */
+  public char[] charArray;
+
+  /**
+   * start offset into original sentence
+   */
+  public int startOffset;
+
+  /**
+   * end offset into original sentence
+   */
+  public int endOffset;
+
+  /**
+   * {@link WordType} of the text 
+   */
+  public int wordType;
+
+  /**
+   * word frequency
+   */
+  public int weight;
+
+  /**
+   * during segmentation, this is used to store the index of the token in the token list table
+   */
+  public int index;
+
+  /**
+   * Create a new SegToken from a character array.
+   * 
+   * @param idArray character array containing text
+   * @param start start offset of SegToken in original sentence
+   * @param end end offset of SegToken in original sentence
+   * @param wordType {@link WordType} of the text
+   * @param weight word frequency
+   */
+  public SegToken(char[] idArray, int start, int end, int wordType, int weight) {
+    this.charArray = idArray;
+    this.startOffset = start;
+    this.endOffset = end;
+    this.wordType = wordType;
+    this.weight = weight;
+  }
+
+  /**
+   * @see java.lang.Object#hashCode()
+   */
+  @Override
+  public int hashCode() {
+    final int prime = 31;
+    int result = 1;
+    for(int i=0;i<charArray.length;i++) {
+      result = prime * result + charArray[i];
+    }
+    result = prime * result + endOffset;
+    result = prime * result + index;
+    result = prime * result + startOffset;
+    result = prime * result + weight;
+    result = prime * result + wordType;
+    return result;
+  }
+
+  /**
+   * @see java.lang.Object#equals(java.lang.Object)
+   */
+  @Override
+  public boolean equals(Object obj) {
+    if (this == obj)
+      return true;
+    if (obj == null)
+      return false;
+    if (getClass() != obj.getClass())
+      return false;
+    SegToken other = (SegToken) obj;
+    if (!Arrays.equals(charArray, other.charArray))
+      return false;
+    if (endOffset != other.endOffset)
+      return false;
+    if (index != other.index)
+      return false;
+    if (startOffset != other.startOffset)
+      return false;
+    if (weight != other.weight)
+      return false;
+    if (wordType != other.wordType)
+      return false;
+    return true;
+  }
+
+}