Merge pull request #159 from Shan1024/gradle-support

Add Gradle support

.gitignore

@@ -13,8 +13,10 @@ hs_err_pid*
 
 /out/
 *.*~
-/.idea/workspace.xml
-!/lib/antlr4-runtime-4.6.jar
-/.idea/uiDesigner.xml
 /Ballerina-Intellij-plugin.zip
 /Ballerina-Intellij-plugin/
+/.gradle/
+/.idea/
+/build/
+/Ballerina-Intellij-plugin.iml
+/plugin-intellij.iws

Ballerina-Intellij-plugin.iml

@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module type="PLUGIN_MODULE" version="4">
-  <component name="DevKit.ModuleBuildProperties" url="file://$MODULE_DIR$/resources/META-INF/plugin.xml" />
+  <component name="DevKit.ModuleBuildProperties" url="file://$MODULE_DIR$/src/main/resources/META-INF/plugin.xml" />
   <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/gen" isTestSource="false" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/adaptor/src" isTestSource="false" />
     </content>

build.gradle

@@ -0,0 +1,31 @@
+buildscript {
+    repositories {
+        maven { url 'http://dl.bintray.com/jetbrains/intellij-plugin-service' }
+    }
+}
+
+plugins {
+    id "org.jetbrains.intellij" version "0.2.5"
+}
+
+dependencies {
+    compile files('lib/antlr4-runtime-4.6.jar')
+}
+
+apply plugin: 'idea'
+apply plugin: 'org.jetbrains.intellij'
+apply plugin: 'java'
+
+sourceSets {
+    main {
+        java {
+            srcDirs = ['src/main/java', 'adaptor/src', 'gen/']
+        }
+    }
+}
+
+intellij {
+    version 'IC-2016.3' //IntelliJ IDEA 2016.3 dependency; for a full list of IntelliJ IDEA releases please see https://www.jetbrains.com/intellij-repository/releases
+    plugins 'coverage' //Bundled plugin dependencies
+    pluginName 'Ballerina-IntelliJ-Plugin'
+}