public void validate ( ) { // check if android build tool version is at least minimal required version Revision revBuildToolsVersion = Revision . parseRevision ( buildToolsVersion ) ; if ( minimalBuildToolsVersion . compareTo ( revBuildToolsVersion ) > 0 ) { throw new GradleException ( "Android buildToolsVersion should be at least version " + minimalBuildToolsVersion + ": currently using " + buildToolsVersion + " from " + buildToolsDir + ". See https://developer.android.com/studio/intro/update.html on how to update the build tools in the Android SDK." ) ; } // check if valid android build tools exists if ( ! project . file ( buildToolsDir + "/aapt" ) . exists ( ) && ! project . file ( buildToolsDir + "/aapt.exe" ) . exists ( ) ) { throw new GradleException ( "Configured buildToolsVersion is invalid: " + buildToolsVersion + " (" + buildToolsDir + ")" ) ; } // check if android platform exists if ( ! project . file ( androidSdk + "/platforms/android-" + compileSdkVersion ) . exists ( ) ) { throw new GradleException ( "Configured compileSdkVersion is invalid: " + compileSdkVersion + " (" + androidSdk + "/platforms/android-" + compileSdkVersion + ")" ) ; } // sdkHandler.initTarget(AndroidTargetHash.getPlatformHashString(new AndroidVersion(Integer.parseInt(compileSdkVersion))), // getBuildToolsRevision(), Collections.emptyList(), androidBuilder, false); sdkHandler . ensurePlatformToolsIsInstalled ( extraModelInfo ) ; }
Checks whether the properties on the android extension are valid after everything was configured .