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！");

}
}

原文地址：https://www.cnblogs.com/bky-lzw/p/7799238.html