Scala里如何进行++和--操作?

问题

Scala没有++和--运算符,是否有一些类似的操作符或方法可以替代?

解决方案

因为val字段是不可变的,它们不能递增或递减,但是声明为var的Int字段是可变的,可以使用Scala的+=和−=方法:

scala> var a = 1
a: Int = 1

scala> a += 1

scala> println(a)
2

scala> a −= 1

scala> println(a)
1

另外一个好处是,你可以使用类似的方法进行乘法和除法操作:

scala> var i = 1
i: Int = 1

scala> i *= 2

scala> println(i)
2

scala> i *= 2

scala> println(i)
4

scala> i /= 2

scala> println(i)
2

注意这些符号不是操作符,它们是作为声明为var的Int字段的可用的方法实现的,试图在val字段中使用它们会导致编译时错误:

scala> val x = 1
x: Int = 1

scala> x += 1
<console>:9: error: value += is not a member of Int
              x += 1
                ^

讨论

正如以上所说,符号+=、−=、*=和/=操作符,它们是方法,这种用库而不是操作符构建功能的方法是Scala中一致的模式。例如,Actors不是内置在语言中,而是作为库实现的。

这种方法的另一个好处是,除了Int类型之外,你还可以对其他类型调用同名的方法。例如,Double类和Float类中也有相同名称的方法:

scala> var x = 1d
x: Double = 1.0

scala> x += 1

scala> println(x)
2.0

scala> var x = 1f
x: Float = 1.0

scala> x += 1

scala> println(x)
2.0

另外,+=、−=、*=和/=方法没有返回值,如果你直接使用的话,会抛出异常,比如如下代码:

@Test
def testIncrement: Unit = {
	var a = 0
	a += 1
	val b = a
	var c: Int = b
	println(b)
}

异常信息如下:

Error:(55, 17) type mismatch;
 found   : Unit
 required: Int
    var c:Int = b

正确的代码是:

@Test
def testIncrement: Unit = {
	var a = 0
	a += 1
	val b = a
	var c: Int = b
	println(b)
}

问题参考链接:Scala - While Loop: increment with += type mismatch error (found: Unit, required: Int)

编译自:Scala has no ++ or -- operator; how to increment or decrement an integer?

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Compile classpath for source set 'main'. \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | \--- net.java.jutils:jutils:1.0.0 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 compileOnly - Compile only dependencies for source set 'main'. No dependencies default - Configuration for default artifacts. \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 deobf No dependencies implementation - Implementation only dependencies for source set 'main'. (n) No dependencies minecraft \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 runtime - Runtime dependencies for source set 'main' (deprecated, use 'runtimeOnly' instead). \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 runtimeClasspath - Runtime classpath of source set 'main'. \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 runtimeElements - Elements of runtime for main. (n) No dependencies runtimeOnly - Runtime only dependencies for source set 'main'. (n) No dependencies testAnnotationProcessor - Annotation processors and their dependencies for source set 'test'. No dependencies testCompile - Dependencies for source set 'test' (deprecated, use 'testImplementation' instead). \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 testCompileClasspath - Compile classpath for source set 'test'. \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | \--- net.java.jutils:jutils:1.0.0 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 testCompileOnly - Compile only dependencies for source set 'test'. No dependencies testImplementation - Implementation only dependencies for source set 'test'. (n) No dependencies testRuntime - Runtime dependencies for source set 'test' (deprecated, use 'testRuntimeOnly' instead). \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 testRuntimeClasspath - Runtime classpath of source set 'test'. \--- net.minecraftforge:forge:1.12.2-14.23.5.2864_mapped_snapshot_20171003-1.12 +--- net.minecraft:client:1.12.2 | +--- com.mojang:patchy:1.3.9 | +--- oshi-project:oshi-core:1.1 | +--- net.java.dev.jna:jna:4.4.0 | +--- net.java.dev.jna:platform:3.4.0 | +--- com.ibm.icu:icu4j-core-mojang:51.2 | +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 | +--- com.paulscode:codecjorbis:20101023 | +--- com.paulscode:codecwav:20101023 | +--- com.paulscode:libraryjavasound:20101123 | +--- com.paulscode:librarylwjglopenal:20100824 | +--- com.paulscode:soundsystem:20120107 | +--- io.netty:netty-all:4.1.9.Final | +--- com.google.guava:guava:21.0 | +--- org.apache.commons:commons-lang3:3.5 | +--- commons-io:commons-io:2.5 | +--- commons-codec:commons-codec:1.10 | +--- net.java.jinput:jinput:2.0.5 | | +--- net.java.jutils:jutils:1.0.0 | | \--- net.java.jinput:jinput-platform:2.0.5 | +--- net.java.jutils:jutils:1.0.0 | +--- com.google.code.gson:gson:2.8.0 | +--- com.mojang:authlib:1.5.25 | +--- com.mojang:realms:1.10.22 | +--- org.apache.commons:commons-compress:1.8.1 | +--- org.apache.httpcomponents:httpclient:4.3.3 | | +--- org.apache.httpcomponents:httpcore:4.3.2 | | +--- commons-logging:commons-logging:1.1.3 | | \--- commons-codec:commons-codec:1.6 -> 1.10 | +--- commons-logging:commons-logging:1.1.3 | +--- org.apache.httpcomponents:httpcore:4.3.2 | +--- it.unimi.dsi:fastutil:7.1.0 | +--- org.apache.logging.log4j:log4j-api:2.8.1 -> 2.15.0 | +--- org.apache.logging.log4j:log4j-core:2.8.1 -> 2.15.0 | | \--- org.apache.logging.log4j:log4j-api:2.15.0 | +--- org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209 | +--- org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209 | +--- net.java.jinput:jinput-platform:2.0.5 | +--- com.mojang:text2speech:1.10.3 | \--- com.google.code.findbugs:jsr305:3.0.1 +--- com.google.code.findbugs:jsr305:3.0.1 +--- net.minecraftforge:mergetool:1.0.13 | +--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-tree:6.2 | | \--- org.ow2.asm:asm:6.2 | +--- org.ow2.asm:asm-util:6.2 | | +--- org.ow2.asm:asm:6.2 | | +--- org.ow2.asm:asm-tree:6.2 (*) | | \--- org.ow2.asm:asm-analysis:6.2 | | \--- org.ow2.asm:asm-tree:6.2 (*) | \--- net.sf.jopt-simple:jopt-simple:5.0.4 +--- net.minecraft:mappings_snapshot:20171003-1.12 +--- org.ow2.asm:asm-debug-all:5.2 +--- net.minecraft:launchwrapper:1.12 +--- org.jline:jline:3.5.1 +--- com.typesafe.akka:akka-actor_2.11:2.3.3 | +--- org.scala-lang:scala-library:2.11.1 | \--- com.typesafe:config:1.2.1 +--- com.typesafe:config:1.2.1 +--- org.scala-lang:scala-actors-migration_2.11:1.1.0 | +--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | +--- org.scala-lang:scala-actors:2.11.0 | | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 | \--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.1 -> 1.0.2_mc +--- org.scala-lang:scala-compiler:2.11.1 | +--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang:scala-reflect:2.11.1 | | \--- org.scala-lang:scala-library:2.11.1 | +--- org.scala-lang.modules:scala-xml_2.11:1.0.2 | | \--- org.scala-lang:scala-library:2.11.1 | \--- org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1 | \--- org.scala-lang:scala-library:2.11.0 -> 2.11.1 +--- org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc +--- org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc +--- org.scala-lang:scala-library:2.11.1 +--- org.scala-lang:scala-parser-combinators_2.11:1.0.1 +--- org.scala-lang:scala-reflect:2.11.1 (*) +--- org.scala-lang:scala-swing_2.11:1.0.1 +--- org.scala-lang:scala-xml_2.11:1.0.2 +--- lzma:lzma:0.0.1 +--- java3d:vecmath:1.5.2 +--- net.sf.trove4j:trove4j:3.0.3 +--- org.apache.maven:maven-artifact:3.5.3 | +--- org.codehaus.plexus:plexus-utils:3.1.0 | \--- org.apache.commons:commons-lang3:3.5 +--- net.sf.jopt-simple:jopt-simple:5.0.3 -> 5.0.4 +--- org.apache.logging.log4j:log4j-api:2.15.0 +--- org.apache.logging.log4j:log4j-core:2.15.0 (*) \--- net.minecraftforge:legacydev:0.2.3.+ -> 0.2.3.1 testRuntimeOnly - Runtime only dependencies for source set 'test'. (n) No dependencies (*) - dependencies omitted (listed previously) A web-based, searchable dependency report is available by adding the --scan option. BUILD SUCCESSFUL in 8s 1 actionable task: 1 executed
最新发布
12-07
<think>我们正在解决Gradle运行`:runClient`任务失败,错误为Java进程返回非零退出值-1的问题。同时,用户提到了构建日志中出现的提示信息:"To honour the JVM settings for this build a new JVM will be forked"。我们将结合引用内容之前的分析,提供解决方案。 ### 问题分析 1. **退出值-1**:通常表示进程异常终止,可能原因包括: - 内存不足(OOM)导致JVM崩溃 - 本地库加载失败(如显卡驱动问题) - JVM本身崩溃(JDK安装损坏) - 资源文件损坏(如纹理、声音文件) 2. **构建日志提示**:"To honour the JVM settings for this build a new JVM will be forked" - 这是一个正常提示,表示Gradle将为构建启动一个新的JVM进程以使用指定的JVM参数,无需特别处理。 ### 解决方案 #### 步骤1: 确认JDK版本兼容性 [引用1,2,4] - 在IDE中检查Gradle使用的JDK版本(例如IntelliJ): - 路径:`Preferences > Build, Execution, Deployment > Build Tools > Gradle > Gradle JDK` - 确保选择的JDK版本与项目要求一致(如Minecraft 1.12.2需Java 8,现代版本需Java 17) - **注意**:如果项目要求Java 17,而当前设置为Java 8,则必须切换至Java 17[^1][^2]。 #### 步骤2: 增加JVM内存 [引用3] - 在项目根目录的`gradle.properties`文件中添加内存配置: ```properties # 设置最大堆内存为2GB(根据机器配置调整) org.gradle.jvmargs=-Xmx2G ``` 如果问题依然存在,尝试进一步增加(如`-Xmx4G`)或添加更多参数: ```properties org.gradle.jvmargs=-Xmx4G -XX:MaxMetaspaceSize=1G -XX:+CrashOnOutOfMemoryError ``` - **注意**:内存不足是导致退出值-1的常见原因[^3]。 #### 步骤3: 清理构建缓存 - 在终端执行以下命令: ```bash ./gradlew clean --stop # 停止所有Gradle守护进程 ./gradlew clean runClient # 清理并重新运行 ``` #### 步骤4: 检查资源文件 - 如果错误日志提及资源加载失败(如纹理、声音): - 检查`src/main/resources`目录,移除或修复损坏的文件(尤其是非标准格式的图片/音频) - 注意文件名大小写(Windows不敏感,但Gradle构建后可能在Linux环境运行) #### 步骤5: 捕获详细错误日志 - 运行以下命令获取完整错误信息: ```bash ./gradlew runClient --stacktrace --debug ``` - 关键排查点: - 日志末尾的`Caused by`部分 - 搜索`OutOfMemoryError`或`EXCEPTION_ACCESS_VIOLATION`(指示内存或本地库问题) - 资源加载错误(如`Failed to load texture`) #### 步骤6: 处理依赖冲突 - 生成依赖树报告: ```bash ./gradlew :dependencies > deps.txt ``` - 检查是否有多个版本的同一库(如`guava`),在`build.gradle`中强制指定版本: ```groovy configurations.all { resolutionStrategy.force 'com.google.guava:guava:32.1.2-jre' } ``` #### 步骤7: 重装/修复JDK - 如果怀疑JDK损坏: 1. 完全卸载当前JDK(包括环境变量) 2. 从[Oracle官网](https://www.oracle.com/java/technologies/downloads/)下载新JDK 3. **将JDKJRE安装到独立目录**(如`D:\Java\jdk1.8.0_xxx``D:\Java\jre1.8.0_xxx`)[^4] 4. 设置`JAVA_HOME=D:\Java\jdk1.8.0_xxx`,并将`%JAVA_HOME%\bin`加入`PATH` ### 关于守护进程提示的解释 > "To honour the JVM settings for this build a new JVM will be forked" - **含义**:Gradle默认重用守护进程加速构建,但如果构建需要特定的JVM参数(如内存设置),则会创建新的守护进程实例。 - **处理**:此提示仅为信息性消息,**无需操作**。如果频繁出现导致性能下降,可减少`gradle.properties`中JVM参数的变更频率。 ### 总结流程图 ```mermaid graph TD A[运行 runClient 失败] --> B{检查日志} B -->|内存不足| C[增加 -Xmx 参数] B -->|资源错误| D[清理/修复资源文件] B -->|依赖冲突| E[统一依赖版本] B -->|JDK问题| F[重装JDK] C --> G[重新构建] D --> G E --> G F --> G G --> H[成功] ``` > **重要提示**:退出值`-1`在Windows中通常对应`0xC0000005`(访问冲突),可能由以下原因引起: > - 过时的显卡驱动(更新驱动) > - 损坏的OpenAL库(安装[OpenAL](https://www.openal.org/downloads/)) > - 杀毒软件拦截(临时禁用测试) §§相关问题§§ 1. 如何更新显卡驱动以解决Java应用崩溃问题? 2. 如何在Gradle中强制指定依赖项版本? 3. 如何诊断修复Java本地库(Native Library)加载失败? </think> ### 解决 Gradle `:runClient` 任务失败(非零退出值 -1)的完整方案 #### 1. **修正 JDK 版本兼容性问题** [^1][^2][^4] - **检查 Gradle 使用的 JVM**: 1. 在 IDE 中打开设置: `Preferences > Build, Execution, Deployment > Build Tools > Gradle` 2. 修改 `Gradle JVM` 为项目要求的版本(如 Java 8 或 17) ```mermaid graph LR A[Gradle任务失败] --> B{检查Gradle JVM设置} B -->|不匹配| C[切换为项目所需JDK] B -->|已匹配| D[检查其他原因] ``` 3. **验证版本一致性**: ```bash # 终端执行 ./gradlew --version | grep "JVM" java -version ``` - **解决方案选择**: | **选项** | **优点** | **风险** | 适用场景 | |----------|----------|----------|----------| | 切换为 Java 8 | 稳定,兼容旧项目 | 不支持新特性 | Minecraft 1.12 等旧项目 | | 升级到 Java 17 | 支持新特性 | 可能需修改代码 | 现代项目 | | 升级 Gradle 版本 | 保持 Java 21 | 需测试兼容性 | 新项目开发 | #### 2. **处理 JVM 分叉提示的含义与配置** - **提示解析**: `To honour the JVM settings for this build a new JVM will be forked` 表示 Gradle 将创建独立的 JVM 进程来运行任务,以遵守 `gradle.properties` 中的内存设置。 - **优化配置**(`gradle.properties`): ```properties # 增加堆内存并启用OOM崩溃日志 org.gradle.jvmargs=-Xmx2048m -XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError # 禁用并行构建(排查问题用) org.gradle.parallel=false ``` > **注意**:内存值根据物理内存调整(建议不超过物理内存的 70%) #### 3. **解决退出值 -1 的常见原因** 1. **内存不足(OOM)** [^3][^5] - 症状:日志中包含 `OutOfMemoryError` - 修复: ```properties # 在 build.gradle 中为特定任务增加内存 tasks.named('runClient') { jvmArgs '-Xmx3G', '-XX:+CrashOnOutOfMemoryError' } ``` 2. **资源文件损坏**(常见于游戏开发) - 检查 `src/main/resources` 目录: - 删除非标准格式的图片/音频文件 - 验证文件名大小写一致性 - 清理缓存: ```bash ./gradlew clean --stop # 停止守护进程 ./gradlew clean runClient # 完整重建 ``` 3. **JDK 安装损坏** [^4] - 重装步骤: 1. 完全卸载现有 JDK(删除注册表项) 2. 新建独立目录:`D:\Java\jdk1.8.0_xxx` `D:\Java\jre1.8.0_xxx` 3. 安装时将 JDK JRE 分别放入不同目录 4. 设置环境变量: ```env JAVA_HOME=D:\Java\jdk1.8.0_xxx PATH=%JAVA_HOME%\bin;... ``` #### 4. **诊断工具与命令** - **获取详细错误日志**: ```bash # 带堆栈跟踪调试日志 ./gradlew runClient --stacktrace --debug # 检查JVM崩溃日志(位置提示) grep -r "hs_err_pid" ~/.gradle/daemon ``` - **依赖冲突检查**: ```bash # 生成依赖树报告 ./gradlew :dependencies > deps.txt ``` 重点检查: ```diff +--- com.google.guava:guava:30.1.1-jre ---- com.google.guava:guava:25.1-jre (冲突) ``` #### 5. **典型问题解决流程 ```mermaid graph TD A[失败:exit code -1] --> B{日志分析} B -->|内存不足| C[增加-Xmx参数] B -->|资源加载失败| D[清理resources目录] B -->|JDK问题| E[重装JDK] B -->|依赖冲突| F[统一依赖版本] C --> G[重新运行] D --> G E --> G F --> G G --> H[成功] ``` > **关键提示**:退出值 `-1` 在 Windows 中通常对应 `0xC0000005` (访问冲突),可能由以下原因引起: > 1. 显卡驱动过时(更新 NVIDIA/AMD 驱动) > 2. OpenAL 库损坏(安装 [OpenAL 运行时](https://www.openal.org/downloads/)) > 3. 杀毒软件拦截(暂时禁用测试)
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