Small note --------- idea novice operation

Load jar package

   file --- project structrue --- modules --- dependencies ---- + point number select a location idea of ​​the software comes with added lib jar package, or downloaded to your designated location jar package

 

Switching the working environment:

    Select the right maven --- profiles can configure their own working environment.

 

To convert ordinary file folder to source folders

The first:

file --- project structrue --- modules --- To change the selected folder, click above to source

The second:

Right-click to directly change the folder

Click to source root

 

The jar packaging idea

maven project:

First, add the following code in the pom.xml file

<!--打包-->
    <build>
        <sourceDirectory>src/main/java</sourceDirectory>
        <testSourceDirectory>src/test/scala</testSourceDirectory>
        <plugins>
 
 
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>2.5.1</version>
                <configuration>
                    <source>1.7</source>
                    <target>1.7</target>
                    <!--<encoding>${project.build.sourceEncoding}</encoding>-->
                </configuration>
            </plugin>
 
 
            <plugin>
                <groupId>net.alchim31.maven</groupId>
                <artifactId>scala-maven-plugin</artifactId>
                <version>3.2.0</version>
                <executions>
                    <execution>
                        <goals>
                            <goal>compile</goal>
                            <goal>testCompile</goal>
                        </goals>
                        <configuration>
                            <args>
                                <!--<arg>-make:transitive</arg>-->
                                <arg>-dependencyfile</arg>
                                <arg>${project.build.directory}/.scala_dependencies</arg>
                            </args>
 
 
                        </configuration>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <version>2.18.1</version>
                <configuration>
                    <useFile>false</useFile>
                    <disableXmlReport>true</disableXmlReport>
                    <includes>
                        <include>**/*Test.*</include>
                        <include>**/*Suite.*</include>
                    </includes>
                </configuration>
            </plugin>
 
 
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-shade-plugin</artifactId>
                <version>2.2</version>
                <executions>
                    <execution>
                        <phase>package</phase>
                        <goals>
                            <goal>shade</goal>
                        </goals>
                        <configuration>
                            <filters>
                                <filter>
                                    <artifact>*:*</artifact>
                                    <excludes>
                                        <!--
                                        zip -d learn_spark.jar META-INF/*.RSA META-INF/*.DSA META-INF/*.SF
                                        -->
                                        <exclude>META-INF/*.SF</exclude>
                                        <exclude>META-INF/*.DSA</exclude>
                                        <exclude>META-INF/*.RSA</exclude>
                                    </excludes>
                                </filter>
                            </filters>
                            <transformers>
                                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<!--                                    <mainClass>com.dongfeng.query.QueryController</mainClass>-->
                                    <mainClass>FTPdownloads.TestFTP</mainClass>
                                </transformer>
                            </transformers>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>

 

Then click on the right side of the idea maven options ----- clean ---- install can be. 

 

From the browser plug-in to download a good idea how to install

Settings button in the upper right corner of file ---- setting --- plugins ---- click, choose the third option is to find a local installation of plug-ins. Restart idea to