jieba分词/jieba-analysis(java版)

简介

支持分词模式
Search模式,用于对用户查询词分词
Index模式,用于对索引文档分词
特性
支持多种分词模式
全角统一转成半角
用户词典功能
conf 目录有整理的搜狗细胞词库
因为性能原因,最新的快照版本去除词性标注,也希望有更好的 Pull Request 可以提供该功能。

简单使用

获取jieba-analysis

<dependency>
<groupId>com.huaban</groupId>
<artifactId>jieba-analysis</artifactId>
<version>1.0.2</version>
</dependency>

案例

@Test
public void testDemo() {
JiebaSegmenter segmenter = new JiebaSegmenter();
String[] sentences =
new String[] {"这是一个伸手不见五指的黑夜。我叫孙悟空,我爱北京,我爱Python和C++。", "我不喜欢日本和服。", "雷猴回归人间。",
"工信处女干事每月经过下属科室都要亲口交代24口交换机等技术性器件的安装工作", "结果婚的和尚未结过婚的"};
for (String sentence : sentences) {
System.out.println(segmenter.process(sentence, SegMode.INDEX).toString());
}
}

原文链接:https://github.com/huaban/jieba-analysis

我的应用

package com.analysis;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.List;
import java.util.UUID; import org.junit.Before;
import org.junit.Test; import com.huaban.analysis.jieba.JiebaSegmenter;
import com.huaban.analysis.jieba.JiebaSegmenter.SegMode;
import com.huaban.analysis.jieba.SegToken; public class jiebaTest { private Connection con = null;
private PreparedStatement pstmt = null; /**
* 连接
*/
@Before
public void beforeDemo() throws Exception {
Class.forName("com.mysql.jdbc.Driver");
String url = "jdbc:mysql://localhost:3306/test?user=root&password=root";
con = DriverManager.getConnection(url);
} /**
* 分词查询测试
*/
@Test
public void getDemo() throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String str = br.readLine(); String sql = "select * from t_jieba where name = ?";
pstmt = con.prepareStatement(sql); pstmt.setString(1, str);
ResultSet rs = pstmt.executeQuery(); while (rs.next()) {
System.out.println(rs.getInt(1)+"--"+rs.getString(2)+"--"+rs.getString(3)+"--"+rs.getString(4)+"--"+rs.getString(5));
pstmt.clearParameters();
String sql1 = "update t_jieba set times = ? where id = ?";
pstmt = con.prepareStatement(sql1);
pstmt.setInt(1, 1+ new Integer(rs.getString(5)));
pstmt.setInt(2, rs.getInt(1));
pstmt.executeUpdate();
} rs.close();
pstmt.close();
} /**
* 分词插入测试
*/
@Test
public void addDemo() throws Exception {
String sql = "insert into t_jieba (name,cid,c_name,times) select ?,?,?,? from DUAL where not EXISTS(select name from t_jieba where name=?)";
pstmt = con.prepareStatement(sql);
JiebaSegmenter segmenter = new JiebaSegmenter();
String[] sentences = new String[] { "大话数据结构", "深入浅出设计模式", "JavaEE开发的颠覆者: Spring Boot实战", "java从入门到放弃" };
for (String sentence : sentences) {
//System.out.println(segmenter.process(sentence, SegMode.INDEX).toString());
String uuid = UUID.randomUUID().toString();
uuid = uuid.replace("-", "");
List<SegToken> list = segmenter.process(sentence, SegMode.INDEX);
for (SegToken segToken : list) {
String name = segToken.word.trim();
if (name != null && !"".equals(name)) {
pstmt.setString(1, segToken.word);
pstmt.setString(2, uuid);
pstmt.setString(3, sentence);
pstmt.setString(4, "0");
pstmt.setString(5, segToken.word);
pstmt.executeUpdate();
pstmt.clearParameters();
}
}
}
pstmt.close();
System.out.println("插入成功!");
} }

MyDemo

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