这篇文章上次修改于 2166 天前，可能其部分内容已经发生变化，如有疑问可询问作者。 >groovy idea 运行报错：Error!]the type java.lang.String cannot be resolved. it is indirectly referenced from required .class files [1]这个是因为没有加入maven的groovy编译插件： ```xml <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <version>3.2</version> <configuration> <source>${java.version}</source> <target>${java.version}</target> <encoding>${project.build.sourceEncoding}</encoding> </configuration> </plugin> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>3.2</version> <configuration> <compilerId>groovy-eclipse-compiler</compilerId> </configuration> <dependencies> <dependency> <groupId>org.codehaus.groovy</groupId> <artifactId>groovy-eclipse-compiler</artifactId> <version>2.9.2-01</version> </dependency> <dependency> <groupId>org.codehaus.groovy</groupId> <artifactId>groovy-eclipse-batch</artifactId> <version>2.4.3-01</version> </dependency> </dependencies> </plugin> ``` [2] 更好的插件 ```xml <plugin> <groupId>org.codehaus.gmavenplus</groupId> <artifactId>gmavenplus-plugin</artifactId> <version>1.5</version> <executions> <execution> <goals> <goal>addSources</goal> <goal>addTestSources</goal> <goal>generateStubs</goal> <goal>compile</goal> <goal>testGenerateStubs</goal> <goal>testCompile</goal> <goal>removeStubs</goal> <goal>removeTestStubs</goal> </goals> </execution> </executions> </plugin> ```
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