Eclipse--maven Plugin Create Java project

The directory structure is as follows

Note The default JDK is 1.5

Change the default JDK

Mode one right-click Project

Select JRE1.5 Remove

Double-click the JRE System Library

Click Finish

Change complete

Mode two configuration maven settings.xml file

set the JDK version of the project created by Maven-once and for all [1] Open the settings.xml file [2] Find the Profiles tag [3] Add the following configuration< Profile>                <ID>jdk-1.8</ID>                <activation>                    <Activebydefault>True</Activebydefault>                    <JDK>1.8</JDK>                </activation>                <Properties>                    <Maven.compiler.source>1.8</Maven.compiler.source>                    <Maven.compiler.target>1.8</Maven.compiler.target>                    <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion>                </Properties>            </ Profile>

Eclipse--maven Plugin Create Java project