How to use

getEntryPointClassName

method

in

org.apache.flink.client.cli.ProgramOptions

/**
 * Creates a Packaged program from the given command line options.
 *
 * @return A PackagedProgram (upon success)
 */
PackagedProgram buildProgram(ProgramOptions options) throws FileNotFoundException, ProgramInvocationException {
  String[] programArgs = options.getProgramArgs();
  String jarFilePath = options.getJarFilePath();
  List<URL> classpaths = options.getClasspaths();
  if (jarFilePath == null) {
    throw new IllegalArgumentException("The program JAR file was not specified.");
  }
  File jarFile = new File(jarFilePath);
  // Check if JAR file exists
  if (!jarFile.exists()) {
    throw new FileNotFoundException("JAR file does not exist: " + jarFile);
  }
  else if (!jarFile.isFile()) {
    throw new FileNotFoundException("JAR file is not a file: " + jarFile);
  }
  // Get assembler class
  String entryPointClass = options.getEntryPointClassName();
  PackagedProgram program = entryPointClass == null ?
      new PackagedProgram(jarFile, classpaths, programArgs) :
      new PackagedProgram(jarFile, classpaths, entryPointClass, programArgs);
  program.setSavepointRestoreSettings(options.getSavepointRestoreSettings());
  return program;
}

/**
 * Creates a Packaged program from the given command line options.
 *
 * @return A PackagedProgram (upon success)
 */
PackagedProgram buildProgram(ProgramOptions options) throws FileNotFoundException, ProgramInvocationException {
  String[] programArgs = options.getProgramArgs();
  String jarFilePath = options.getJarFilePath();
  List<URL> classpaths = options.getClasspaths();
  if (jarFilePath == null) {
    throw new IllegalArgumentException("The program JAR file was not specified.");
  }
  File jarFile = new File(jarFilePath);
  // Check if JAR file exists
  if (!jarFile.exists()) {
    throw new FileNotFoundException("JAR file does not exist: " + jarFile);
  }
  else if (!jarFile.isFile()) {
    throw new FileNotFoundException("JAR file is not a file: " + jarFile);
  }
  // Get assembler class
  String entryPointClass = options.getEntryPointClassName();
  PackagedProgram program = entryPointClass == null ?
      new PackagedProgram(jarFile, classpaths, programArgs) :
      new PackagedProgram(jarFile, classpaths, entryPointClass, programArgs);
  program.setSavepointRestoreSettings(options.getSavepointRestoreSettings());
  return program;
}

String entryPointClass = options.getEntryPointClassName();

String entryPointClass = options.getEntryPointClassName();