Gradle 4 support

build.gradle

@@ -11,7 +11,7 @@ subprojects {
         userOrg = "grails"
     }
     group "org.grails"
-    version "1.2.4.BUILD_SNAPSHOT"
+    version "1.2.4.BUILD-SNAPSHOT"
     //version "1.2.3"
     repositories {
         mavenLocal()

functional-tests-plugin/build.gradle

@@ -8,7 +8,7 @@ buildscript {
     }
     dependencies {
         classpath "org.grails:grails-gradle-plugin:$grailsVersion"
-        classpath "org.grails.plugins:views-gradle:1.0.8"
+        classpath "org.grails.plugins:views-gradle:1.2.3"
     }
 }
 

functional-tests/build.gradle

@@ -8,7 +8,7 @@ buildscript {
     }
     dependencies {
         classpath "org.grails:grails-gradle-plugin:$grailsVersion"
-        classpath "org.grails.plugins:views-gradle:1.0.8"
+        classpath "org.grails.plugins:views-gradle:1.2.3"
         classpath 'com.bertramlabs.plugins:asset-pipeline-gradle:2.1.1'
     }
 }

gradle/src/main/groovy/grails/views/gradle/AbstractGroovyTemplateCompileTask.groovy

@@ -1,6 +1,7 @@
 package grails.views.gradle
 
 import grails.io.ResourceUtils
+import groovy.transform.CompileDynamic
 import groovy.transform.CompileStatic
 import org.codehaus.groovy.tools.shell.util.PackageHelper
 import org.gradle.api.Action
@@ -22,6 +23,7 @@ import org.gradle.process.JavaExecSpec
  */
 @CompileStatic
 abstract class AbstractGroovyTemplateCompileTask extends AbstractCompile {
+
     @Input
     @Optional
     String packageName
@@ -64,6 +66,7 @@ abstract class AbstractGroovyTemplateCompileTask extends AbstractCompile {
         ExecResult result = project.javaexec(
                 new Action<JavaExecSpec>() {
                     @Override
+                    @CompileDynamic
                     void execute(JavaExecSpec javaExecSpec) {
                         javaExecSpec.setMain(getCompilerName())
                         javaExecSpec.setClasspath(getClasspath())

gradle/src/main/groovy/grails/views/gradle/AbstractGroovyTemplatePlugin.groovy

@@ -6,7 +6,10 @@ import org.apache.tools.ant.taskdefs.condition.Os
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.Task
+import org.gradle.api.artifacts.Configuration
 import org.gradle.api.file.FileCollection
+import org.gradle.api.tasks.SourceSet
+import org.gradle.api.tasks.SourceSetOutput
 import org.gradle.api.tasks.bundling.Jar
 import org.gradle.api.tasks.bundling.War
 import org.gradle.api.tasks.compile.GroovyCompile
@@ -46,12 +49,12 @@ class AbstractGroovyTemplatePlugin implements Plugin<Project> {
         AbstractGroovyTemplateCompileTask templateCompileTask = (AbstractGroovyTemplateCompileTask)allTasks.create("compile${upperCaseName}Views".toString(), (Class<? extends Task>)taskClass)
 
 
-        def mainSourceSet = SourceSets.findMainSourceSet(project)
-        def output = mainSourceSet?.output
-        def classesDir = output?.classesDir ?: new File(project.buildDir, "classes/main")
-        def destDir = new File(project.buildDir, "${templateCompileTask.fileExtension}-classes/main")
+        SourceSet mainSourceSet = SourceSets.findMainSourceSet(project)
+        SourceSetOutput output = mainSourceSet?.output
+        FileCollection classesDir = resolveClassesDirs(output, project)
+        File destDir = new File(project.buildDir, "${templateCompileTask.fileExtension}-classes/main")
         output?.dir(destDir)
-        def providedConfig = project.configurations.findByName('provided')
+        Configuration providedConfig = project.configurations.findByName('provided')
 
 
         FileCollection allClasspath
@@ -66,7 +69,7 @@ class AbstractGroovyTemplatePlugin implements Plugin<Project> {
             }
         }
 
-        allClasspath = project.files(classesDir) + project.configurations.getByName('compile')
+        allClasspath = classesDir + project.configurations.getByName('compile')
         if(providedConfig) {
             allClasspath += providedConfig
         }
@@ -93,4 +96,16 @@ class AbstractGroovyTemplatePlugin implements Plugin<Project> {
             }
         }
     }
+
+    protected FileCollection resolveClassesDirs(SourceSetOutput output, Project project) {
+        FileCollection classesDirs
+        try {
+            classesDirs = output?.classesDirs ?: project.files(new File(project.buildDir, "classes/main"))
+        }
+        catch(e) {
+            classesDirs = output?.classesDir ? project.files(output.classesDir) : project.files(new File(project.buildDir, "classes/main"))
+        }
+        return classesDirs
+    }
+
 }

gradle/wrapper/gradle-wrapper.properties

@@ -4,3 +4,4 @@ distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-2.13-bin.zip
+

gradlew.bat

@@ -1,90 +1,90 @@
-@if "%DEBUG%" == "" @echo off
-@rem ##########################################################################
-@rem
-@rem  Gradle startup script for Windows
-@rem
-@rem ##########################################################################
-
-@rem Set local scope for the variables with windows NT shell
-if "%OS%"=="Windows_NT" setlocal
-
-set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
-set APP_BASE_NAME=%~n0
-set APP_HOME=%DIRNAME%
-
-@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
-
-@rem Find java.exe
-if defined JAVA_HOME goto findJavaFromJavaHome
-
-set JAVA_EXE=java.exe
-%JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto init
-
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
-
-goto fail
-
-:findJavaFromJavaHome
-set JAVA_HOME=%JAVA_HOME:"=%
-set JAVA_EXE=%JAVA_HOME%/bin/java.exe
-
-if exist "%JAVA_EXE%" goto init
-
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
-
-goto fail
-
-:init
-@rem Get command-line arguments, handling Windows variants
-
-if not "%OS%" == "Windows_NT" goto win9xME_args
-if "%@eval[2+2]" == "4" goto 4NT_args
-
-:win9xME_args
-@rem Slurp the command line arguments.
-set CMD_LINE_ARGS=
-set _SKIP=2
-
-:win9xME_args_slurp
-if "x%~1" == "x" goto execute
-
-set CMD_LINE_ARGS=%*
-goto execute
-
-:4NT_args
-@rem Get arguments from the 4NT Shell from JP Software
-set CMD_LINE_ARGS=%$
-
-:execute
-@rem Setup the command line
-
-set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
-
-@rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
-
-:end
-@rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
-
-:fail
-rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
-rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
-
-:mainEnd
-if "%OS%"=="Windows_NT" endlocal
-
-:omega
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega