Min supported Java version check added

Author: Vladimir Enchev

lib/android-tools-info.ts

@@ -159,6 +159,13 @@ export class AndroidToolsInfo implements IAndroidToolsInfo {
 
 	public validateJavacVersion(installedJavaVersion: string, options?: { showWarningsAsErrors: boolean }): IFuture<boolean> {
 		return ((): boolean => {
+			// Check for min supported Java version
+			let minJavaVersion = "1.8";
+			if (parseInt(installedJavaVersion.substr(0, 3).replace(".", "")) < parseInt(minJavaVersion.replace(".", ""))) {
+				this.printMessage(`Javac version ${installedJavaVersion} is not supported. You have to install at least ${minJavaVersion}.`);
+				return false;
+			}
+
 			let hasProblemWithJavaVersion = false;
 			if (options) {
 				this.showWarningsAsErrors = options.showWarningsAsErrors;