eclipse 使用build.xml自动编译

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本文旨在指导如何在Eclipse中配置Ant Builder，以便在Project Clean后自动调用build.xml文件进行编译，生成jar/war等目标文件。通过在.app目录下新建Ant Builder.launch配置文件，并在.project文件中添加buildCommand，设置触发器和参数，实现自动编译功能。

1 目的

在project clean 之后调用build.xml自动编译生成目标文件 jar/war

2 配置在app/下新建.externalToolBuilders
新建 Ant Builder.launch

<?xml version="1.0" encoding="UTF-8"?>
<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
<booleanAttribute key="org.eclipse.ant.ui.ATTR_TARGETS_UPDATED" value="true"/>
<booleanAttribute key="org.eclipse.ant.ui.DEFAULT_VM_INSTALL" value="false"/>
<stringAttribute key="org.eclipse.debug.core.ATTR_REFRESH_SCOPE" value="${project}"/>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
<listEntry value="/app/build.xml"/>
</listAttribute>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
<listEntry value="1"/>
</listAttribute>
<booleanAttribute key="org.eclipse.debug.core.appendEnvironmentVariables" value="true"/>
<booleanAttribute key="org.eclipse.debug.ui.ATTR_LAUNCH_IN_BACKGROUND" value="false"/>
<stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="org.eclipse.ant.ui.AntClasspathProvider"/>
<booleanAttribute key="org.eclipse.jdt.launching.DEFAULT_CLASSPATH" value="true"/>
<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="app"/>
<stringAttribute key="org.eclipse.ui.externaltools.ATTR_LOCATION" value="${workspace_loc:/app/build.xml}"/>
<stringAttribute key="org.eclipse.ui.externaltools.ATTR_RUN_BUILD_KINDS" value="full,incremental,"/>
<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
<stringAttribute key="org.eclipse.ui.externaltools.ATTR_WORKING_DIRECTORY" value="${workspace_loc:/app}"/>
</launchConfiguration>

3 在.project

<buildCommand>
   <name>org.eclipse.ui.externaltools.ExternalToolBuilder</name>
   <triggers>full,incremental,</triggers>
   <arguments>
    <dictionary>
     <key>LaunchConfigHandle</key>
     <value><project>/.externalToolBuilders/Ant Builder.launch</value>
    </dictionary>
   </arguments>
  </buildCommand>