int (ModuleChunk chunk) { int chunkSdkVersion = -1; for (JpsModule module : chunk.getModules()) { final JpsSdk<JpsDummyElement> sdk = module.getSdk(JpsJavaSdkType.INSTANCE); if (sdk != null) { final int moduleSdkVersion = JpsJavaSdkType.getJavaVersion(sdk); if (moduleSdkVersion != 0 /*could determine the version*/ && (chunkSdkVersion < 0 || chunkSdkVersion > moduleSdkVersion)) { chunkSdkVersion = moduleSdkVersion; } } } return chunkSdkVersion; }