1. IDEA中创建hadoop项目
要配置了winutils
创建maven项目
添加依赖
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.12.0</version>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-client</artifactId>
<version>3.1.3</version>
</dependency>
</dependencies>
在main的resources 新建 log4j2.xml
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="error" strict="true" name="XMLConfig">
<Appenders>
<!-- 类型名为Console,名称为必须属性 -->
<Appender type="Console" name="STDOUT">
<!-- 布局为PatternLayout的方式,
输出样式为[INFO] [2018-01-22 17:34:01][org.test.Console]I'm here -->
<Layout type="PatternLayout"
pattern="[%p] [%d{yyyy-MM-dd HH:mm:ss}][%c{10}]%m%n"/>
</Appender>
</Appenders>
<Loggers>
<!-- 可加性为false -->
<Logger name="test" level="info" additivity="false">
<AppenderRef ref="STDOUT"/>
</Logger>
<!-- root loggerConfig设置 -->
<Root level="info">
<AppenderRef ref="STDOUT"/>
</Root>
</Loggers>
</Configuration>