大数据 java01 hive udf函数（手机号码脱敏）

Hive UDF 函数

1 POM 文件

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>填写自己的组织名称</groupId>
    <artifactId>udf</artifactId>
    <version>1.0-SNAPSHOT</version>
    <properties>
        <project.build.sourceEncoding>UTF8</project.build.sourceEncoding>
        <!--Hadoop版本更改成自己的版本-->
        <hadoop.version>2.6.0-cdh5.13.3</hadoop.version>
        <hive.version>1.1.0-cdh5.13.3</hive.version>
    </properties>

    <repositories>
        <!--加入Hadoop原生态的maven仓库的地址-->
        <repository>
            <id>Apache Hadoop</id>
            <name>Apache Hadoop</name>
            <url>https://repo1.maven.org/maven2/</url>
        </repository>
        <!--加入cdh的maven仓库的地址-->
        <repository>
            <id>cloudera</id>
            <name>cloudera</name>
            <url>https://repository.cloudera.com/artifactory/cloudera-repos/</url>
        </repository>
    </repositories>

    <dependencies>
        <!--添加hadoop依赖-->
        <dependency>
            <groupId>org.apache.hadoop</groupId>
            <artifactId>hadoop-common</artifactId>
            <version>${hadoop.version}</version>
        </dependency>
        <!--添加hive依赖-->
        <dependency>