├── gradle.properties ├── settings.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── annotation ├── src │ └── main │ │ └── kotlin │ │ └── com │ │ └── joshskeen │ │ └── kwrapper │ │ └── annotation │ │ └── KWrapper.kt └── build.gradle ├── demo ├── src │ └── main │ │ └── java │ │ └── com │ │ └── joshskeen │ │ └── demo │ │ ├── RealKewl.kt │ │ └── TestJavaClass.java └── build.gradle ├── processor ├── build.gradle └── src │ └── main │ └── kotlin │ └── com │ └── joshskeen │ └── kwrapper │ └── processor │ └── KWrapperAnnotationProcessor.kt ├── .gitignore ├── README.md ├── gradlew.bat └── gradlew /gradle.properties: -------------------------------------------------------------------------------- 1 | kotlin.code.style=official -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include 'processor', 'annotation', 'demo' -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/joshskeen/kwrapper/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /annotation/src/main/kotlin/com/joshskeen/kwrapper/annotation/KWrapper.kt: -------------------------------------------------------------------------------- 1 | package com.joshskeen.kwrapper.annotation 2 | 3 | @Retention(AnnotationRetention.SOURCE) 4 | @Target(AnnotationTarget.CLASS) 5 | annotation class KWrapper 6 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-bin.zip 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | -------------------------------------------------------------------------------- /demo/src/main/java/com/joshskeen/demo/RealKewl.kt: -------------------------------------------------------------------------------- 1 | package com.joshskeen.demo 2 | 3 | fun main() { 4 | val kWrapper = TestJavaClass().KWrapper 5 | 6 | kWrapper.genericsAreCoolToo( 7 | testFoo = listOf("oh yeah!") 8 | ) 9 | 10 | val radCool: String = kWrapper.radCool(someType = "foo") 11 | 12 | kWrapper.realKewlMethod( 13 | doubleTrouble = 1.0, 14 | nameOfPet = "foo", 15 | cigarTypes = listOf("maduro", "churchill") 16 | ) 17 | } -------------------------------------------------------------------------------- /annotation/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'java' 3 | id 'kotlin' 4 | id 'kotlin-kapt' 5 | } 6 | 7 | group 'org.example' 8 | version '1.0-SNAPSHOT' 9 | 10 | repositories { 11 | mavenCentral() 12 | } 13 | 14 | dependencies { 15 | implementation "org.jetbrains.kotlin:kotlin-stdlib" 16 | testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.0' 17 | testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.7.0' 18 | } 19 | 20 | test { 21 | useJUnitPlatform() 22 | } -------------------------------------------------------------------------------- /demo/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'java' 3 | id 'kotlin' 4 | id 'kotlin-kapt' 5 | } 6 | 7 | group 'org.example' 8 | version '1.0-SNAPSHOT' 9 | 10 | repositories { 11 | mavenCentral() 12 | } 13 | 14 | dependencies { 15 | compileOnly project(":annotation") 16 | kapt project(":processor") 17 | implementation "org.jetbrains.kotlin:kotlin-stdlib" 18 | testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.0' 19 | testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.7.0' 20 | } 21 | 22 | test { 23 | useJUnitPlatform() 24 | } -------------------------------------------------------------------------------- /demo/src/main/java/com/joshskeen/demo/TestJavaClass.java: -------------------------------------------------------------------------------- 1 | package com.joshskeen.demo; 2 | 3 | import com.joshskeen.kwrapper.annotation.KWrapper; 4 | 5 | import java.util.Arrays; 6 | import java.util.List; 7 | 8 | @KWrapper 9 | public class TestJavaClass { 10 | 11 | void someMethod(String argOne, String argTwo, Boolean mySweetBool) { 12 | System.out.println(argOne + argTwo); 13 | } 14 | 15 | List realKewlMethod(double doubleTrouble, String nameOfPet, List cigarTypes) { 16 | return Arrays.asList("pizza", "pasta"); 17 | } 18 | 19 | String genericsAreCoolToo(List testFoo) { 20 | return "top funky"; 21 | } 22 | 23 | T radCool(T someType) { 24 | return someType; 25 | } 26 | 27 | } 28 | -------------------------------------------------------------------------------- /processor/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'java' 3 | id 'kotlin' 4 | id 'kotlin-kapt' 5 | id 'java-library' 6 | id 'maven-publish' 7 | } 8 | 9 | group 'com.joshskeen' 10 | version '1.0-SNAPSHOT' 11 | 12 | repositories { 13 | mavenCentral() 14 | } 15 | 16 | dependencies { 17 | implementation project(":annotation") 18 | implementation "org.jetbrains.kotlin:kotlin-reflect:1.5.0" 19 | implementation "org.jetbrains.kotlin:kotlin-stdlib" 20 | implementation 'com.squareup:kotlinpoet:1.8.0' 21 | implementation 'com.squareup:kotlinpoet-metadata:1.8.0' 22 | implementation "com.google.auto.service:auto-service:1.0" 23 | kapt "com.google.auto.service:auto-service:1.0" 24 | testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.0' 25 | testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.7.0' 26 | } 27 | 28 | test { 29 | useJUnitPlatform() 30 | } -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | .idea/shelf 3 | /confluence/target 4 | /dependencies/repo 5 | /android.tests.dependencies 6 | /dependencies/android.tests.dependencies 7 | /dist 8 | /local 9 | /gh-pages 10 | /ideaSDK 11 | /clionSDK 12 | /android-studio/sdk 13 | out/ 14 | /tmp 15 | workspace.xml 16 | *.versionsBackup 17 | /idea/testData/debugger/tinyApp/classes* 18 | /jps-plugin/testData/kannotator 19 | /js/js.translator/testData/out/ 20 | /js/js.translator/testData/out-min/ 21 | /js/js.translator/testData/out-pir/ 22 | .gradle/ 23 | build/ 24 | !**/src/**/build 25 | !**/test/**/build 26 | *.iml 27 | !**/testData/**/*.iml 28 | .idea/libraries/Gradle*.xml 29 | .idea/libraries/Maven*.xml 30 | .idea/artifacts/PILL_*.xml 31 | .idea/artifacts/KotlinPlugin.xml 32 | .idea/modules 33 | .idea/runConfigurations/JPS_*.xml 34 | .idea/runConfigurations/PILL_*.xml 35 | .idea/runConfigurations/_FP_*.xml 36 | .idea/runConfigurations/_MT_*.xml 37 | .idea/libraries 38 | .idea/modules.xml 39 | .idea/gradle.xml 40 | .idea/compiler.xml 41 | .idea/inspectionProfiles/profiles_settings.xml 42 | .idea/.name 43 | .idea/artifacts/dist_auto_* 44 | .idea/artifacts/dist.xml 45 | .idea/artifacts/ideaPlugin.xml 46 | .idea/artifacts/kotlinc.xml 47 | .idea/artifacts/kotlin_compiler_jar.xml 48 | .idea/artifacts/kotlin_plugin_jar.xml 49 | .idea/artifacts/kotlin_jps_plugin_jar.xml 50 | .idea/artifacts/kotlin_daemon_client_jar.xml 51 | .idea/artifacts/kotlin_imports_dumper_compiler_plugin_jar.xml 52 | .idea/artifacts/kotlin_main_kts_jar.xml 53 | .idea/artifacts/kotlin_compiler_client_embeddable_jar.xml 54 | .idea/artifacts/kotlin_reflect_jar.xml 55 | .idea/artifacts/kotlin_stdlib_js_ir_* 56 | .idea/artifacts/kotlin_test_js_ir_* 57 | .idea/artifacts/kotlin_stdlib_wasm_* 58 | .idea/jarRepositories.xml 59 | .idea/csv-plugin.xml 60 | kotlin-ultimate/ 61 | node_modules/ 62 | .rpt2_cache/ 63 | libraries/tools/kotlin-test-js-runner/lib/ 64 | local.properties 65 | buildSrcTmp/ 66 | distTmp/ 67 | outTmp/ 68 | /test.output 69 | /kotlin-native/dist 70 | .idea/libraries-with-intellij-classes.xml 71 | .idea/codeStyles/codeStyleConfig.xml 72 | .idea/codeStyles/Project.xml 73 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | Problem: 2 | ```java 3 | class SomeJavaClass { 4 | 5 | void someReallyBigSignature( 6 | boolean someBool, String someString, boolean anotherArg, List yetAnother, 7 | int yetAnotherArg 8 | ) 9 | } 10 | ``` 11 | ```kotlin 12 | class SomeKotlinClass { 13 | fun doStuff() { 14 | SomeJavaClass().someReallyBigSignature( 15 | // --> NO NAMED PARAMS! 16 | ) 17 | } 18 | } 19 | ``` 20 | Idea: 21 | ```kotlin 22 | class SomeKotlinClass { 23 | fun doStuff() { 24 | SomeJavaClass().KWrapper.someReallyBigSignature( 25 | someBool = true, 26 | someString = "pizza", 27 | anotherArg = true, 28 | yetAnother = listOf("pizza"), 29 | yetAnotherArg = 42 30 | ) 31 | } 32 | } 33 | ``` 34 | 35 | Experiment so far generates from this java file (annotated with `@KWrapper`)... 36 | ```java 37 | @KWrapper 38 | public class TestJavaClass { 39 | 40 | void someMethod(String argOne, String argTwo, Boolean mySweetBool) { 41 | System.out.println(argOne + argTwo); 42 | } 43 | 44 | List realKewlMethod(double doubleTrouble, String nameOfPet, List cigarTypes) { 45 | return Arrays.asList("pizza", "pasta"); 46 | } 47 | 48 | String genericsAreCoolToo(List testFoo) { 49 | return "top funky"; 50 | } 51 | 52 | T radCool(T someType) { 53 | return someType; 54 | } 55 | 56 | } 57 | ``` 58 | 59 | ...the following kotlin source: 60 | ```kotlin 61 | @JvmInline 62 | public value class TestJavaClassKWrapper( 63 | private val wrappee: TestJavaClass 64 | ) { 65 | public fun someMethod( 66 | argOne: String, 67 | argTwo: String, 68 | mySweetBool: Boolean 69 | ): Unit = wrappee.someMethod(argOne, argTwo, mySweetBool) 70 | 71 | public fun realKewlMethod( 72 | doubleTrouble: Double, 73 | nameOfPet: String, 74 | cigarTypes: List 75 | ): List = wrappee.realKewlMethod(doubleTrouble, nameOfPet, cigarTypes) 76 | 77 | public fun genericsAreCoolToo(testFoo: List): String = wrappee.genericsAreCoolToo(testFoo) 78 | 79 | public fun radCool(someType: T): T = wrappee.radCool(someType) 80 | } 81 | 82 | public val TestJavaClass.KWrapper: TestJavaClassKWrapper 83 | get() = TestJavaClassKWrapper(this) 84 | ``` 85 | Which can now be used as: 86 | ```kotlin 87 | fun main() { 88 | val kWrapper = TestJavaClass().KWrapper 89 | 90 | kWrapper.genericsAreCoolToo( 91 | testFoo = listOf("oh yeah!") 92 | ) 93 | 94 | val radCool: String = kWrapper.radCool(someType = "foo") 95 | 96 | kWrapper.realKewlMethod( 97 | doubleTrouble = 1.0, 98 | nameOfPet = "foo", 99 | cigarTypes = listOf("maduro", "churchill") 100 | ) 101 | } 102 | ``` -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /processor/src/main/kotlin/com/joshskeen/kwrapper/processor/KWrapperAnnotationProcessor.kt: -------------------------------------------------------------------------------- 1 | package com.joshskeen.kwrapper.processor 2 | 3 | import com.google.auto.service.AutoService 4 | import com.joshskeen.kwrapper.annotation.KWrapper 5 | import com.squareup.kotlinpoet.* 6 | import com.squareup.kotlinpoet.ParameterizedTypeName.Companion.parameterizedBy 7 | import java.io.File 8 | import javax.annotation.processing.* 9 | import javax.lang.model.SourceVersion 10 | import javax.lang.model.element.ExecutableElement 11 | import javax.lang.model.element.TypeElement 12 | import javax.lang.model.element.TypeParameterElement 13 | import javax.lang.model.type.TypeMirror 14 | import javax.tools.Diagnostic 15 | import kotlin.reflect.jvm.internal.impl.builtins.jvm.JavaToKotlinClassMap 16 | import kotlin.reflect.jvm.internal.impl.name.FqName 17 | 18 | private const val KAPT_KOTLIN_GENERATED_OPTION_NAME = "kapt.kotlin.generated" 19 | private const val WRAPPED_CLASS_NAME = "wrappee" 20 | private const val EXTENSION_PROP_NAME = "KWrapper" 21 | 22 | @AutoService(Processor::class) 23 | @SupportedOptions(KAPT_KOTLIN_GENERATED_OPTION_NAME) 24 | @SupportedSourceVersion(value = SourceVersion.RELEASE_8) 25 | @SupportedAnnotationTypes("*") 26 | class KWrapperAnnotationProcessor : AbstractProcessor() { 27 | override fun process(annotations: MutableSet, roundEnv: RoundEnvironment): Boolean { 28 | val generatedSourcesRoot: String = processingEnv.options[KAPT_KOTLIN_GENERATED_OPTION_NAME].orEmpty() 29 | roundEnv.getElementsAnnotatedWith(KWrapper::class.java).forEach { element -> 30 | processingEnv.log(element.simpleName.toString()) 31 | val typeElement = element as TypeElement 32 | val packageName = processingEnv.elementUtils.getPackageOf(typeElement).qualifiedName.toString() 33 | val className = typeElement.simpleName.toString() + "KWrapper" 34 | val functions = typeElement.functions() 35 | val type = TypeSpec.classBuilder(className) 36 | .addModifiers(KModifier.VALUE) 37 | .addAnnotation(JvmInline::class) 38 | .addTypeVariables(typeElement.typeParameters.toTypeVariables()) 39 | .primaryConstructor( 40 | FunSpec.constructorBuilder() 41 | .addParameter(WRAPPED_CLASS_NAME, typeElement.asType().asTypeName()) 42 | .build() 43 | ) 44 | .addProperty( 45 | PropertySpec.builder(WRAPPED_CLASS_NAME, typeElement.asType().asTypeName()) 46 | .addModifiers(KModifier.PRIVATE) 47 | .initializer(WRAPPED_CLASS_NAME) 48 | .build() 49 | ) 50 | .addFunctions(functions) 51 | .build() 52 | val extensionProp = PropertySpec.builder(EXTENSION_PROP_NAME, ClassName(packageName, className).parameterizedBy( 53 | typeArguments = typeElement.typeParameters.toTypeVariables() 54 | )) 55 | .receiver(typeElement.asType().asTypeName()) 56 | .addTypeVariables(typeElement.typeParameters.toTypeVariables()) 57 | .getter( 58 | FunSpec.getterBuilder() 59 | .addStatement("return $className(this)") 60 | .build() 61 | ) 62 | .build() 63 | val file = File(generatedSourcesRoot) 64 | file.mkdir() 65 | FileSpec.builder(packageName, className) 66 | .addType(type) 67 | .addProperty(extensionProp) 68 | .build() 69 | .writeTo(file) 70 | } 71 | return false 72 | } 73 | } 74 | 75 | private fun List.toTypeVariables() = map { it.typeVariableName() } 76 | 77 | private fun TypeElement.functions(): List = 78 | enclosedElements.filterIsInstance().drop(1).map { 79 | it.toFunSpec() 80 | } 81 | 82 | private fun ExecutableElement.toFunSpec(): FunSpec { 83 | val parameters = this.parameters.map { element -> 84 | val methodName = element.simpleName.toString() 85 | ParameterSpec.builder( 86 | name = methodName, 87 | type = element.asType().asTypeName().javaToKotlinType() 88 | ).build() 89 | } 90 | 91 | val parametersString = parameters.joinToString(", ") { 92 | it.name 93 | } 94 | 95 | return FunSpec.builder(simpleName.toString()) 96 | .addParameters(parameters) 97 | .addTypeVariables(typeParameters.toTypeVariables()) 98 | .addModifiers(KModifier.PUBLIC) 99 | .addCode("return $WRAPPED_CLASS_NAME.${simpleName}(${parametersString})") 100 | .returns(this.returnType.asTypeName().javaToKotlinType()) 101 | .build() 102 | } 103 | 104 | fun TypeParameterElement.typeVariableName(): TypeVariableName { 105 | val name = simpleName.toString() 106 | val boundsTypeNames = bounds.map { 107 | it.asTypeName().javaToKotlinType() 108 | } 109 | return TypeVariableName(name, boundsTypeNames, variance = null) 110 | } 111 | 112 | private fun TypeName.javaToKotlinType(): TypeName { 113 | return when (this) { 114 | is ParameterizedTypeName -> { 115 | (rawType.javaToKotlinType() as ClassName).parameterizedBy(*(typeArguments.map { it.javaToKotlinType() } 116 | .toTypedArray())) 117 | } 118 | is WildcardTypeName -> { 119 | outTypes[0].javaToKotlinType() 120 | } 121 | else -> { 122 | val className = 123 | JavaToKotlinClassMap.INSTANCE.mapJavaToKotlin(FqName(toString()))?.asSingleFqName()?.asString() 124 | return if (className == null) { 125 | this 126 | } else { 127 | ClassName.bestGuess(className) 128 | } 129 | } 130 | } 131 | } 132 | 133 | private fun ProcessingEnvironment.loge(msg: String) { 134 | messager.printMessage(Diagnostic.Kind.ERROR, msg) 135 | } 136 | 137 | private fun ProcessingEnvironment.log(msg: String) { 138 | messager.printMessage(Diagnostic.Kind.NOTE, msg) 139 | } -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | # 4 | # Copyright 2015 the original author or authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | ## 21 | ## Gradle start up script for UN*X 22 | ## 23 | ############################################################################## 24 | 25 | # Attempt to set APP_HOME 26 | # Resolve links: $0 may be a link 27 | PRG="$0" 28 | # Need this for relative symlinks. 29 | while [ -h "$PRG" ] ; do 30 | ls=`ls -ld "$PRG"` 31 | link=`expr "$ls" : '.*-> \(.*\)$'` 32 | if expr "$link" : '/.*' > /dev/null; then 33 | PRG="$link" 34 | else 35 | PRG=`dirname "$PRG"`"/$link" 36 | fi 37 | done 38 | SAVED="`pwd`" 39 | cd "`dirname \"$PRG\"`/" >/dev/null 40 | APP_HOME="`pwd -P`" 41 | cd "$SAVED" >/dev/null 42 | 43 | APP_NAME="Gradle" 44 | APP_BASE_NAME=`basename "$0"` 45 | 46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 48 | 49 | # Use the maximum available, or set MAX_FD != -1 to use that value. 50 | MAX_FD="maximum" 51 | 52 | warn () { 53 | echo "$*" 54 | } 55 | 56 | die () { 57 | echo 58 | echo "$*" 59 | echo 60 | exit 1 61 | } 62 | 63 | # OS specific support (must be 'true' or 'false'). 64 | cygwin=false 65 | msys=false 66 | darwin=false 67 | nonstop=false 68 | case "`uname`" in 69 | CYGWIN* ) 70 | cygwin=true 71 | ;; 72 | Darwin* ) 73 | darwin=true 74 | ;; 75 | MINGW* ) 76 | msys=true 77 | ;; 78 | NONSTOP* ) 79 | nonstop=true 80 | ;; 81 | esac 82 | 83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 84 | 85 | 86 | # Determine the Java command to use to start the JVM. 87 | if [ -n "$JAVA_HOME" ] ; then 88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 89 | # IBM's JDK on AIX uses strange locations for the executables 90 | JAVACMD="$JAVA_HOME/jre/sh/java" 91 | else 92 | JAVACMD="$JAVA_HOME/bin/java" 93 | fi 94 | if [ ! -x "$JAVACMD" ] ; then 95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 96 | 97 | Please set the JAVA_HOME variable in your environment to match the 98 | location of your Java installation." 99 | fi 100 | else 101 | JAVACMD="java" 102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 103 | 104 | Please set the JAVA_HOME variable in your environment to match the 105 | location of your Java installation." 106 | fi 107 | 108 | # Increase the maximum file descriptors if we can. 109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 110 | MAX_FD_LIMIT=`ulimit -H -n` 111 | if [ $? -eq 0 ] ; then 112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 113 | MAX_FD="$MAX_FD_LIMIT" 114 | fi 115 | ulimit -n $MAX_FD 116 | if [ $? -ne 0 ] ; then 117 | warn "Could not set maximum file descriptor limit: $MAX_FD" 118 | fi 119 | else 120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 121 | fi 122 | fi 123 | 124 | # For Darwin, add options to specify how the application appears in the dock 125 | if $darwin; then 126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 127 | fi 128 | 129 | # For Cygwin or MSYS, switch paths to Windows format before running java 130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then 131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 133 | 134 | JAVACMD=`cygpath --unix "$JAVACMD"` 135 | 136 | # We build the pattern for arguments to be converted via cygpath 137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 138 | SEP="" 139 | for dir in $ROOTDIRSRAW ; do 140 | ROOTDIRS="$ROOTDIRS$SEP$dir" 141 | SEP="|" 142 | done 143 | OURCYGPATTERN="(^($ROOTDIRS))" 144 | # Add a user-defined pattern to the cygpath arguments 145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 147 | fi 148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 149 | i=0 150 | for arg in "$@" ; do 151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 153 | 154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 156 | else 157 | eval `echo args$i`="\"$arg\"" 158 | fi 159 | i=`expr $i + 1` 160 | done 161 | case $i in 162 | 0) set -- ;; 163 | 1) set -- "$args0" ;; 164 | 2) set -- "$args0" "$args1" ;; 165 | 3) set -- "$args0" "$args1" "$args2" ;; 166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;; 167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 172 | esac 173 | fi 174 | 175 | # Escape application args 176 | save () { 177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 178 | echo " " 179 | } 180 | APP_ARGS=`save "$@"` 181 | 182 | # Collect all arguments for the java command, following the shell quoting and substitution rules 183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 184 | 185 | exec "$JAVACMD" "$@" 186 | --------------------------------------------------------------------------------