【发布时间】：2020-03-30 00:32:15
【问题描述】：
reactor 中的项目包含一个循环引用：'Vertex{label='org.spigotmc:spigot-api:1.8.8-R0.1-SNAPSHOT'}' 和 'Vertex{label='org. spigotmc:spigot:1.8.8-R0.1-SNAPSHOT'}' 在图中引入循环 org.spigotmc:spigot:1.8.8-R0.1-SNAPSHOT --> org.spigotmc:spigot-api:1.8。 8-R0.1-SNAPSHOT --> org.spigotmc:spigot:1.8.8-R0.1-SNAPSHOT
'Vertex{label='org.spigotmc:spigot-api:1.8.8-R0.1-SNAPSHOT'}' 和 'Vertex{label='org.spigotmc:spigot:1.8.8-R0 之间的边。 1-SNAPSHOT'}' 在图中引入循环 org.spigotmc:spigot:1.8.8-R0.1-SNAPSHOT --> org.spigotmc:spigot-api:1.8.8-R0.1-SNAPSHOT --> org.spigotmc:spigot:1.8.8-R0.1-SNAPSHOT
pom.xml
<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>org.spigotmc</groupId>
<artifactId>spigot</artifactId>
<packaging>jar</packaging>
<version>1.8.8-R0.1-SNAPSHOT</version>
<name>Spigot</name>
<url>http://www.spigotmc.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<api.version>unknown</api.version>
<junit.version>4.11</junit.version>
<minecraft.version>1.8.8</minecraft.version>
<minecraft_version>1_8_R3</minecraft_version>
<buildtag.prefix>git-Bukkit-</buildtag.prefix>
<buildtag.suffix></buildtag.suffix>
<maven.compiler.source>1.6</maven.compiler.source>
<maven.compiler.target>1.6</maven.compiler.target>
</properties>
<parent>
<groupId>org.spigotmc</groupId>
<artifactId>spigot-parent</artifactId>
<version>dev-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>net.sf.trove4j</groupId>
<artifactId>trove4j</artifactId>
<version>3.0.3</version>
</dependency>
<dependency>
<groupId>org.spigotmc</groupId>
<artifactId>spigot-api</artifactId>
<version>${project.version}</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.spigotmc</groupId>
<artifactId>minecraft-server</artifactId>
<version>${minecraft.version}-SNAPSHOT</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>net.sf.jopt-simple</groupId>
<artifactId>jopt-simple</artifactId>
<version>3.2</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>jline</groupId>
<artifactId>jline</artifactId>
<version>2.12</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.xerial</groupId>
<artifactId>sqlite-jdbc</artifactId>
<version>3.7.2</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.14</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<!-- testing -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-library</artifactId>
<version>1.3</version>
<scope>test</scope>
</dependency>
</dependencies>
<!-- required until fixed plexus-compiler-eclipse is deployed -->
<pluginRepositories>
<pluginRepository>
<id>spigotmc-public</id>
<url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
</pluginRepository>
</pluginRepositories>
<!-- This builds a completely 'ready to start' jar with all dependencies inside -->
<build>
<defaultGoal>install</defaultGoal>
<plugins>
<plugin>
<groupId>net.md-5</groupId>
<artifactId>scriptus</artifactId>
<version>0.2</version>
<executions>
<execution>
<id>ex-spigot</id>
<configuration>
<format>git-Spigot-%s</format>
<scmDirectory>../</scmDirectory>
<descriptionProperty>spigot.desc</descriptionProperty>
</configuration>
<phase>initialize</phase>
<goals>
<goal>describe</goal>
</goals>
</execution>
<execution>
<id>ex-craftbukkit</id>
<configuration>
<format>-%s</format>
<scmDirectory>../../CraftBukkit</scmDirectory>
<descriptionProperty>craftbukkit.desc</descriptionProperty>
</configuration>
<phase>initialize</phase>
<goals>
<goal>describe</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<version>2.5</version>
<configuration>
<archive>
<manifestEntries>
<Main-Class>org.bukkit.craftbukkit.Main</Main-Class>
<Implementation-Title>CraftBukkit</Implementation-Title>
<Implementation-Version>${spigot.desc}${craftbukkit.desc}</Implementation-Version>
<Implementation-Vendor>Bukkit Team</Implementation-Vendor>
<Specification-Title>Bukkit</Specification-Title>
<Specification-Version>${api.version}</Specification-Version>
<Specification-Vendor>Bukkit Team</Specification-Vendor>
</manifestEntries>
<manifestSections>
<manifestSection>
<name>net/bukkit/</name>
<manifestEntries>
<Sealed>true</Sealed>
</manifestEntries>
</manifestSection>
<manifestSection>
<name>com/bukkit/</name>
<manifestEntries>
<Sealed>true</Sealed>
</manifestEntries>
</manifestSection>
<manifestSection>
<name>org/bukkit/</name>
<manifestEntries>
<Sealed>true</Sealed>
</manifestEntries>
</manifestSection>
</manifestSections>
</archive>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>animal-sniffer-maven-plugin</artifactId>
<version>1.13</version>
<executions>
<execution>
<phase>process-classes</phase>
<goals>
<goal>check</goal>
</goals>
</execution>
</executions>
<configuration>
<signature>
<groupId>org.codehaus.mojo.signature</groupId>
<artifactId>java16</artifactId>
<version>1.1</version>
</signature>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.3</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<relocations>
<relocation>
<pattern>joptsimple</pattern>
<shadedPattern>org.bukkit.craftbukkit.libs.joptsimple</shadedPattern>
</relocation>
<relocation>
<pattern>jline</pattern>
<shadedPattern>org.bukkit.craftbukkit.libs.jline</shadedPattern>
</relocation>
<relocation>
<pattern>org.ibex</pattern>
<shadedPattern>org.bukkit.craftbukkit.libs.org.ibex</shadedPattern>
</relocation>
<relocation>
<pattern>org.gjt</pattern>
<shadedPattern>org.bukkit.craftbukkit.libs.org.gjt</shadedPattern>
</relocation>
<relocation>
<pattern>org.bukkit.craftbukkit</pattern>
<shadedPattern>org.bukkit.craftbukkit.v${minecraft_version}</shadedPattern>
<excludes>
<exclude>org.bukkit.craftbukkit.Main*</exclude>
</excludes>
</relocation>
<relocation>
<pattern>net.minecraft.server</pattern>
<shadedPattern>net.minecraft.server.v${minecraft_version}</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>
</executions>
</plugin>
<!-- Gotta go after shade plugin -->
<plugin>
<groupId>net.md-5</groupId>
<artifactId>specialsource-maven-plugin</artifactId>
<version>1.2.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>remap</goal>
</goals>
<configuration>
<srgIn>${project.basedir}/deprecation-mappings.csrg</srgIn>
<accessIn>${project.basedir}/deprecation-mappings.at</accessIn>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<!-- versions after this appear to be broken -->
<version>3.1</version>
<configuration>
<!-- we use the Eclipse compiler as it doesn't need a JDK -->
<compilerId>eclipse</compilerId>
<!-- source and target are ignored if this isn't true -->
<optimize>true</optimize>
<source>8</source>
<target>8</target>
</configuration>
<dependencies>
<!-- we need our custom version as it fixes some bugs on case sensitive file systems -->
<dependency>
<groupId>org.codehaus.plexus</groupId>
<artifactId>plexus-compiler-eclipse</artifactId>
<version>2.5.0-spigotmc</version>
</dependency>
</dependencies>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.18</version>
<configuration>
<workingDirectory>${basedir}/target/test-server</workingDirectory>
<excludes>
<exclude>org/bukkit/craftbukkit/inventory/ItemStack*Test.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
</project>
其他 pom.xml
<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>
<parent>
<groupId>org.sonatype.oss</groupId>
<artifactId>oss-parent</artifactId>
<version>9</version>
</parent>
<groupId>org.spigotmc</groupId>
<artifactId>spigot-api</artifactId>
<version>1.8.8-R0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>Spigot-API</name>
<url>http://www.spigotmc.org/</url>
<description>An enhanced plugin API for Minecraft servers.</description>
<properties>
<maven.compiler.source>1.6</maven.compiler.source>
<maven.compiler.target>1.6</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<!-- just until we get deployment to central approved -->
<distributionManagement>
<repository>
<id>spigotmc-releases</id>
<url>https://hub.spigotmc.org/nexus/content/repositories/releases/</url>
</repository>
<snapshotRepository>
<id>spigotmc-snapshots</id>
<url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
</snapshotRepository>
</distributionManagement>
<!-- required until fixed plexus-compiler-eclipse is deployed -->
<pluginRepositories>
<pluginRepository>
<id>spigotmc-public</id>
<url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>2.6</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.googlecode.json-simple</groupId>
<artifactId>json-simple</artifactId>
<version>1.1.1</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<!-- bundled with Minecraft, should be kept in sync -->
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>17.0</version>
<scope>compile</scope>
</dependency>
<!-- bundled with Minecraft, should be kept in sync -->
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>org.avaje</groupId>
<artifactId>ebean</artifactId>
<version>2.8.1</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.yaml</groupId>
<artifactId>snakeyaml</artifactId>
<version>1.15</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>net.md-5</groupId>
<artifactId>bungeecord-chat</artifactId>
<version>1.8-SNAPSHOT</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<!-- testing -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-library</artifactId>
<version>1.3</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.spigotmc</groupId>
<artifactId>spigot</artifactId>
<version>1.8.8-R0.1-SNAPSHOT</version>
<scope>compile</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<!-- versions after this appear to be broken -->
<version>3.1</version>
<configuration>
<!-- we use the Eclipse compiler as it doesn't need a JDK -->
<compilerId>eclipse</compilerId>
<!-- source and target are ignored if this isn't true -->
<optimize>true</optimize>
</configuration>
<dependencies>
<!-- we need our custom version as it fixes some bugs on case sensitive file systems -->
<dependency>
<groupId>org.codehaus.plexus</groupId>
<artifactId>plexus-compiler-eclipse</artifactId>
<version>2.5.0-spigotmc</version>
</dependency>
</dependencies>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>animal-sniffer-maven-plugin</artifactId>
<version>1.13</version>
<executions>
<execution>
<phase>process-classes</phase>
<goals>
<goal>check</goal>
</goals>
</execution>
</executions>
<configuration>
<signature>
<groupId>org.codehaus.mojo.signature</groupId>
<artifactId>java16</artifactId>
<version>1.1</version>
</signature>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.3</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
</execution>
</executions>
<configuration>
<!-- utterly useless artifact from shade 2.x -->
<createDependencyReducedPom>false</createDependencyReducedPom>
<!-- when downloading via Maven we can pull depends individually -->
<shadedArtifactAttached>true</shadedArtifactAttached>
</configuration>
</plugin>
</plugins>
</build>
</project>
【问题讨论】：