6

我正在使用 YUI Compressor 压缩我的网络应用程序中的 JS 文件。

我已经按照插件网站上的说明配置了插件。

这是 POM 插件配置:

   <plugin>
    <groupId>net.sf.alchim</groupId>
    <artifactId>yuicompressor-maven-plugin</artifactId>
    <version>0.7.1</version>  
    <executions>
      <execution>
     <phase>compile</phase>
        <goals>
         <goal>jslint</goal>
          <goal>compress</goal>
        </goals>
      </execution>
    </executions>        
    <configuration>
    <failOnWarning>true</failOnWarning>
      <nosuffix>true</nosuffix>
      <force>true</force>
      <aggregations>
       <aggregation>
          <!-- remove files after aggregation (default: false) -->
          <removeIncluded>false</removeIncluded>
          <!-- insert new line after each concatenation (default: false) -->
          <insertNewLine>false</insertNewLine>
          <output>${project.basedir}/${webcontent.dir}/js/compressedAll.js</output>
          <!-- files to include, path relative to output's directory or absolute path-->
          <!--inputDir>base directory for non absolute includes, default to parent dir of output</inputDir-->
          <includes>                
            <include>**/autocomplete.js</include>
            <include>**/calendar.js</include>
            <include>**/dialogs.js</include>
            <include>**/download.js</include>
            <include>**/folding.js</include>
            <include>**/jquery-1.4.2.min.js</include>
            <include>**/jquery.bgiframe.min.js</include>
            <include>**/jquery.loadmask.js</include>
            <include>**/jquery.printelement-1.1.js</include>
            <include>**/jquery.tablesorter.mod.js</include>
            <include>**/jquery.tablesorter.pager.js</include>
            <include>**/jquery.dialogs.plugin.js</include>
            <include>**/jquery.ui.autocomplete.js</include>                
            <include>**/jquery.validate.js</include>  
            <include>**/jquery-ui-1.8.custom.min.js</include>
            <include>**/languageDropdown.js</include>
            <include>**/messages.js</include>
            <include>**/print.js</include>
            <include>**/tables.js</include>
            <include>**/tabs.js</include>
            <include>**/uwTooltip.js</include>
          </includes>
          <!-- files to exclude, path relative to output's directory-->

        </aggregation>
      </aggregations>
    </configuration>
    <dependencies>
         <dependency> 
 <groupId>rhino</groupId>  
  <artifactId>js</artifactId>       
  <scope>compile</scope>  
  <version>1.6R5</version> 
</dependency>  
<dependency>
        <groupId>org.apache.maven</groupId>
        <artifactId>maven-plugin-api</artifactId>
        <version>2.0.7</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>org.apache.maven</groupId>
        <artifactId>maven-project</artifactId>
        <version>2.0.7</version>
        <scope>provided</scope>
    </dependency><dependency>
        <groupId>net.sf.retrotranslator</groupId>
        <artifactId>retrotranslator-runtime</artifactId>
        <version>1.2.9</version>
        <scope>runtime</scope>
    </dependency>

    </dependencies>
  </plugin>

这是压缩时的日志:

These will use the artifact files already in the core ClassRealm instead, to allow them to be included in PluginDescriptor.getArtifacts().


[DEBUG] Configuring mojo 'net.sf.alchim:yuicompressor-maven-plugin:0.7.1:jslint' 
[DEBUG]   (f) failOnWarning = true
[DEBUG]   (f) jswarn = true
[DEBUG]   (f) outputDirectory = C:\test\target\classes
[DEBUG]   (f) project = MavenProject: com.test.test1:test2:19-SNAPSHOT @ C:\test\pom.xml
[DEBUG]   (f) resources = [Resource {targetPath: null, filtering: false, FileSet {directory: C:\test\src,
 PatternSet [includes: {}, excludes: {**/*.class, **/*.java, site/*}]}}]
[DEBUG]   (f) sourceDirectory = C:\test\src\..\js
[DEBUG]   (f) warSourceDirectory = C:\test\src\main\webapp
[DEBUG]   (f) webappDirectory = C:\test\target\test2-19-SNAPSHOT
[DEBUG] -- end configuration --
[INFO] [yuicompressor:jslint {execution: default}]
[INFO] nb warnings: 0, nb errors: 0
[DEBUG] Configuring mojo 'net.sf.alchim:yuicompressor-maven-plugin:0.7.1:compress' -->
[DEBUG]   (f) removeIncluded = false
[DEBUG]   (f) insertNewLine = false
[DEBUG]   (f) output = C:\test\WebContent\js\compressedAll.js
[DEBUG]   (f) includes = [**/autocomplete.js, **/calendar.js, **/dialogs.js, **/download.js, **/folding.js, **/jquery-1.4.2.min.js, **/jquery.bgifram
e.min.js, **/jquery.loadmask.js, **/jquery.printelement-1.1.js, **/jquery.tablesorter.mod.js, **/jquery.tablesorter.pager.js, **/jquery.dialogs.p
lugin.js, **/jquery.ui.autocomplete.js, **/jquery.validate.js, **/jquery-ui-1.8.custom.min.js, **/languageDropdown.js, **/messages.js, **/print.js, *
*/tables.js, **/tabs.js, **/uwTooltip.js]
[DEBUG]   (f) aggregations = [net.sf.alchim.mojo.yuicompressor.Aggregation@65646564]
[DEBUG]   (f) disableOptimizations = false
[DEBUG]   (f) encoding = Cp1252
[DEBUG]   (f) failOnWarning = true
[DEBUG]   (f) force = true
[DEBUG]   (f) gzip = false
[DEBUG]   (f) jswarn = true
[DEBUG]   (f) linebreakpos = 0
[DEBUG]   (f) nomunge = false
[DEBUG]   (f) nosuffix = true
[DEBUG]   (f) outputDirectory = C:\test\target\classes
[DEBUG]   (f) preserveAllSemiColons = false
[DEBUG]   (f) project = MavenProject: com.test.test1:test2:19-SNAPSHOT @ C:\test\pom.xml
[DEBUG]   (f) resources = [Resource {targetPath: null, filtering: false, FileSet {directory: C:\test\src,
 PatternSet [includes: {}, excludes: {**/*.class, **/*.java, site/*}]}}]
[DEBUG]   (f) sourceDirectory = C:\test\src\..\js
[DEBUG]   (f) statistics = true
[DEBUG]   (f) suffix = -min
[DEBUG]   (f) warSourceDirectory = C:\test\src\main\webapp
[DEBUG]   (f) webappDirectory = C:\test\target\test2-19-SNAPSHOT
[DEBUG] -- end configuration --
[INFO] [yuicompressor:compress {execution: default}]
[INFO] generate aggregation : C:\test\WebContent\js\compressedAll.js
[INFO] compressedAll.js (407505b)
[INFO] nb warnings: 0, nb errors: 0
[DEBUG] Configuring mojo 'org.apache.maven.plugins:maven-resources-plugin:2.2:testResources' -->
[DEBUG]   (f) filters = []
[DEBUG]   (f) outputDirectory = C:\test\target\test-classes
[DEBUG]   (f) project = MavenProject: com.test.test1:test2:19-SNAPSHOT @ C:\test\pom.xml
[DEBUG]   (f) resources = [Resource {targetPath: null, filtering: false, FileSet {directory: C:\test\test
, PatternSet [includes: {}, excludes: {**/*.class, **/*.java}]}}]
[DEBUG] -- end configuration --

问题是,尽管文件被聚合到一个文件中,但它在没有压缩的情况下发生。

上面的链接使用的是 1.1 版本,我使用的插件版本是 0.7.1。这会有什么不同吗?

有人可以告诉这里有什么问题吗?

PS:为了遵守我公司的合规规则,我对日志中的一些文字进行了混淆处理,因此您可能会在某些地方发现不匹配的地方。

4

4 回答 4

5

根据我的阅读,您没有配置应该检查或压缩 js 文件的位置(因为您不使用默认配置)。您只需配置聚合。

为了更快的响应,使用了yuicompressor-maven-plugin 的问题跟踪器

解决方案(从项目常见问题解答中复制/粘贴)

因为 :

  • 你设置<nosuffix>true</nosuffix>

  • 您在 src/main/webapp 和 maven-war-plugin 下的脚本将每个文件从 src/main/webapp 复制到目标(无论时间戳,...)并进行战争(在同一执行中)。

解决方法:

  • 将您的脚本目录从 webapp 中移出

    <plugin>
      <groupId>@project.groupId@</groupId>
      <artifactId>yuicompressor-maven-plugin</artifactId>
      ...
      <configuration>
        <!-- default ${project.build.sourceDirectory}/../js == src/main/js -->
        <sourceDirectory>src/main/javascript</sourceDirectory>
    
  • 或从要复制的文件列表中排除“脚本”

    <!-- adapted from https://github.com/davidB/yuicompressor-maven-plugin/blob/master/src/it/demo01/pom.xml -->
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-war-plugin</artifactId>
      <configuration>
        <warSourceExcludes>scripts/**</warSourceExcludes>
      </configuration>
    </plugin>
    
于 2011-05-01T09:48:52.023 回答
2

我知道这篇文章很老,但我遇到了同样的事情,这就是我发现的。希望这对其他人也有帮助。

这很棘手。这与 nosuffix 配置选项有关。如果您删除 nosuffix 选项,则缩小按预期工作。

如果你真的必须有无后缀,那么你需要将执行阶段更改为“包”。

    <executions>
      <execution>
        <phase>package</phase>
          <goals>
    ......
    .....

prepare-resources 之前的任何阶段都不起作用,因为当构建战争时,它会从原始源位置获取 js,从而覆盖目标目录中的缩小 js(在 prepare-resources 阶段创建)。

当您删除 nosuffix 时,缩小会起作用,因为在打包阶段,文件名不同,因此不会覆盖文件,您将在目标目录中看到缩小和非缩小的 js 文件。

至少这是我的理解。

于 2013-03-01T20:32:27.123 回答
0

YUI 压缩器(包含在这个 maven 插件中作为依赖项)使用Mozilla Rhino的“修补”版本:

  • 解释 javascript
  • 压缩局部变量名称(“补丁”)

通过将自己添加到 Rhino 的依赖项(在您之前的问题中),我认为这些“补丁”被覆盖,将这个 maven 插件变成了无用的东西:名称压缩、空格删除行为消失了。

所以从你的 pom 中删除 rhino,然后回到解决你的第一个问题!

于 2010-10-12T21:37:08.967 回答
0

您可以尝试为 jslint 定义单独的执行并压缩,看看是否有效?

<executions>
    <execution>
        <goals>
            <goal>jslint</goal>         
        </goals>
        <configuration> ... </configuration>
    </execution>
    <execution>
        <goals>
            <goal>compress</goal>         
        </goals>
        <configuration> ... </configuration>
    </execution>
</executions>
于 2010-10-01T04:44:45.910 回答