使用GWT-Maven时,如何为GWT编译器提供更多内存？

Question

我们有一个运行GWT插件的Maven构建(gwt-maven).不幸的是,它已经耗尽内存.

我是否需要为Maven本身提供更多堆,还是需要为GWT提供更多堆？知道如何为pom.xml文件指定这个吗？

Answer 1

我认为extraJvmArgs应该配置选项.

Answer 2

在 gwt-maven-plugin 的配置标签下添加 extraJvmArgs 标签。

例子 -

        <!-- GWT Maven Plugin -->
        <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>gwt-maven-plugin</artifactId>
            <dependencies>
                <dependency>
                    <groupId>com.google.gwt</groupId>
                    <artifactId>gwt-user</artifactId>
                    <version>${gwtVersion}</version>
                </dependency>
                <dependency>
                    <groupId>com.google.gwt</groupId>
                    <artifactId>gwt-dev</artifactId>
                    <version>${gwtVersion}</version>
                </dependency>
                <dependency>
                    <groupId>com.google.gwt</groupId>
                    <artifactId>gwt-servlet</artifactId>
                    <version>${gwtVersion}</version>
                </dependency>
            </dependencies>
            <!-- JS is only needed in the package phase, this speeds up testing -->
            <executions>
                <execution>
                    <phase>prepare-package</phase>
                    <goals>
                        <goal>compile</goal>
                    </goals>
                </execution>
            </executions>
            <!-- Plugin configuration. There are many available options, see gwt-maven-plugin 
                documentation at codehaus.org -->
            <configuration>
                <runTarget>app.html</runTarget>
                <!-- Turning This on after understanding soyc and when deferredjs count is 48.cache.js -->
                <!-- https://developers.google.com/web-toolkit/articles/fragment_merging -->
                <fragmentCount>25</fragmentCount>
                -->
                <!-- Ask GWT to create the Story of Your Compile (SOYC) (gwt:compile) -->
                <!-- Turn This on for generating soyc. This does not work if closure compiler is turned on.-->
                <!-- Start Generating SOYC -->
                <compileReport>true</compileReport>
                <compilerMetrics>true</compilerMetrics>
                <soycDetailed>true</soycDetailed>
                <!-- End Generating SOYC -->
                <disableCastChecking>true</disableCastChecking>
                <disableClassMetadata>true</disableClassMetadata>
                <enableClosureCompiler>true</enableClosureCompiler>
                <optimizationLevel>9</optimizationLevel>
                <style>${gwt.style}</style>
                <module>${gwtModule}</module>
                <encoding>${project.build.sourceEncoding}</encoding>
                <strict>true</strict>
                <logLevel>INFO</logLevel>
                <copyWebapp>true</copyWebapp>
                <hostedWebapp>
                    ${project.build.directory}/${project.artifactId}
                </hostedWebapp>
                <extraJvmArgs>-Xmx896M -Xms896m -XX:PermSize=64m -XX:MaxPermSize=128m</extraJvmArgs>
                <!-- <extraJvmArgs>-Xmx896M -Xms896m -XX:PermSize=64m -XX:MaxPermSize=128m -XX:+UseConcMarkSweepGC -server</extraJvmArgs> -->
            </configuration>
        </plugin>