我正在尝试使用gwt-maven-plugin设置GWT项目，但努力做到这一点。
已经解决了有关m2eclispe和生命周期的问题，但是由于Maven报告任务状态为1失败，因此在构建过程中遇到了错误。我们将提出任何建议。

Command [[
/bin/sh -c /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/bin/java 
-Xmx512m 
-classpath 
/Users/jdoe/Documents/gwt-nesstarvester/src/main/java
:/Users/jdoe/Documents/gwt-nesstarvester/target/generated-sources/gwt
:/Users/jdoe/Documents/gwt-nesstarvester/src/main/resources
:/Users/jdoe/Documents/gwt-nesstarvester/target/gwt-nesstarvester-1.0-SNAPSHOT/WEB-INF/classes
:/Users/jdoe/.m2/repository/com/google/gwt/gwt-user/2.4.0/gwt-user-2.4.0.jar
:/Users/jdoe/.m2/repository/com/google/gwt/gwt-user/2.4.0/gwt-user-2.4.0.jar
:/Users/jdoe/.m2/repository/javax/validation/validation-api/1.0.0.GA/validation-api-1.0.0.GA.jar
:/Users/jdoe/.m2/repository/javax/validation/validation-api/1.0.0.GA/validation-api-1.0.0.GA-sources.jar
:/Users/jdoe/.m2/repository/com/google/gwt/gwt-dev/2.4.0/gwt-dev-2.4.0.jar com.google.gwt.dev.Compiler 
-gen /Users/jdoe/Documents/gwt-nesstarvester/target/.generated 
-logLevel INFO 
-style OBF 
-war /Users/jdoe/Documents/gwt-nesstarvester/target/gwt-nesstarvester-1.0-SNAPSHOT 
-localWorkers 8 
org.openmetadata.gwt.nesstarvester.nesstarvester
]] 
failed with status 1 (org.codehaus.mojo:gwt-maven-plugin:2.4.0:compile:default:prepare-package)

最佳答案

在我的情况下，我尝试使用JDK 1.8构建项目，同时在pom.xml中使用1.7。由于某种原因，它不向后兼容，因此我不得不将其更改为完全匹配:

<maven.compiler.source>1.8</maven.compiler.source>

https://stackoverflow.com/questions/9360289/