java - 使用 Eclipse 设置 LibGDX 时出现 Gradle 错误

Question

我正在尝试使用这个 tutorial 设置一个带有 eclipse 的 libGdx
但是当我尝试构建项目时出现此错误

Configuration on demand is an incubating feature.

FAILURE: Build failed with an exception.

* What went wrong:
A problem occurred configuring root project 'TestGame'.
> Could not resolve all dependencies for configuration ':classpath'.
   > Could not resolve de.richsource.gradle.plugins:gwt-gradle-plugin:0.5.
     Required by:
         :TestGame:unspecified
      > Could not GET 'https://repo1.maven.org/maven2/de/richsource/gradle/plugins/gwt-gradle-plugin
/0.5/gwt-gradle-plugin-0.5.pom'.
         > Connection to https://repo1.maven.org refused
      > Could not GET 'https://jcenter.bintray.com/de/richsource/gradle/plugins/gwt-gradle-plugin/0.
5/gwt-gradle-plugin-0.5.pom'.
         > Connection to https://jcenter.bintray.com refused
   > Could not resolve com.android.tools.build:gradle:0.13+.
     Required by:
         :TestGame:unspecified
      > Failed to list versions for com.android.tools.build:gradle.
         > Unable to load Maven meta-data from https://repo1.maven.org/maven2/com/android/tools/buil
d/gradle/maven-metadata.xml.
            > Could not GET 'https://repo1.maven.org/maven2/com/android/tools/build/gradle/maven-met
adata.xml'.
               > Connection to https://repo1.maven.org refused
      > Failed to list versions for com.android.tools.build:gradle.
         > Unable to load Maven meta-data from https://jcenter.bintray.com/com/android/tools/build/g
radle/maven-metadata.xml.
            > Could not GET 'https://jcenter.bintray.com/com/android/tools/build/gradle/maven-metada
ta.xml'.
               > Connection to https://jcenter.bintray.com refused
   > Could not resolve org.robovm:robovm-gradle-plugin:1.0.0-alpha-04.
     Required by:
         :TestGame:unspecified
      > Could not GET 'https://repo1.maven.org/maven2/org/robovm/robovm-gradle-plugin/1.0.0-alpha-04
/robovm-gradle-plugin-1.0.0-alpha-04.pom'.
         > Connection to https://repo1.maven.org refused
      > Could not GET 'https://jcenter.bintray.com/org/robovm/robovm-gradle-plugin/1.0.0-alpha-04/ro
bovm-gradle-plugin-1.0.0-alpha-04.pom'.
         > Connection to https://jcenter.bintray.com refused

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more l
og output.

BUILD FAILED

Total time: 2 mins 12.602 secs

并且 libGDX ui 生成了这个构建 gradle 文件

buildscript {
    repositories {
        mavenCentral()
        jcenter()
    }
    dependencies {
        classpath 'de.richsource.gradle.plugins:gwt-gradle-plugin:0.5'
        classpath 'com.android.tools.build:gradle:0.13+'
        classpath 'org.robovm:robovm-gradle-plugin:1.0.0-alpha-04'
    }
}

allprojects {
    apply plugin: "eclipse"
    apply plugin: "idea"

    version = '1.0'
    ext {
        appName = 'TestingGame'
        gdxVersion = '1.4.1'
        roboVMVersion = '1.0.0-alpha-04'
    }

    repositories {
        mavenCentral()
        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
        maven { url "https://oss.sonatype.org/content/repositories/releases/" }
    }
}

project(":desktop") {
    apply plugin: "java"


    dependencies {
        compile project(":core")
        compile "com.badlogicgames.gdx:gdx-backend-lwjgl:$gdxVersion"
        compile "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
        compile "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-desktop"
    }
}

project(":android") {
    apply plugin: "android"

    configurations { natives }

    dependencies {
        compile project(":core")
        compile "com.badlogicgames.gdx:gdx-backend-android:$gdxVersion"
        natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-armeabi"
        natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-armeabi-v7a"
        natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-x86"
        compile "com.badlogicgames.gdx:gdx-box2d:$gdxVersion"
        natives "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-armeabi"
        natives "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-armeabi-v7a"
        natives "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-x86"
        compile "com.badlogicgames.box2dlights:box2dlights:1.2"
    }
}

project(":ios") {
    apply plugin: "java"
    apply plugin: "robovm"

    configurations { natives }

    dependencies {
        compile project(":core")
        compile "org.robovm:robovm-rt:${roboVMVersion}"
        compile "org.robovm:robovm-cocoatouch:${roboVMVersion}"
        compile "com.badlogicgames.gdx:gdx-backend-robovm:$gdxVersion"
        natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-ios"
        natives "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-ios"
    }
}

project(":html") {
    apply plugin: "gwt"
    apply plugin: "war"


    dependencies {
        compile project(":core")
        compile "com.badlogicgames.gdx:gdx-backend-gwt:$gdxVersion"
        compile "com.badlogicgames.gdx:gdx:$gdxVersion:sources"
        compile "com.badlogicgames.gdx:gdx-backend-gwt:$gdxVersion:sources"
        compile "com.badlogicgames.gdx:gdx-box2d:$gdxVersion:sources"
        compile "com.badlogicgames.gdx:gdx-box2d-gwt:$gdxVersion:sources"
        compile "com.badlogicgames.box2dlights:box2dlights:1.2:sources"
    }
}

project(":core") {
    apply plugin: "java"


    dependencies {
        compile "com.badlogicgames.gdx:gdx:$gdxVersion"
        compile "com.badlogicgames.gdx:gdx-box2d:$gdxVersion"
        compile "com.badlogicgames.box2dlights:box2dlights:1.2"
    }
}

tasks.eclipse.doLast {
    delete ".project"
}

我知道 Maven，但我不知道 gradle，所以即使我做了教程中的所有操作，我也无法理解异常和哪里出错了，请帮忙？

Answer 1

经过大量搜索，我发现我需要将我下载的 GWT 添加到 eclipse 插件中，而这在教程中没有提到

所以我所做的是

in eclipse go to  WINDOWS --->PREFERENCE--->GOOGLE ---->WEB TOOLKIT --->add and search for the folder you have extracted its ZIP file