How to use

getFirstInput

method

in

org.apache.flink.api.common.operators.base.DeltaIterationBase

/**
 * Returns the initial solution set input, or null, if none is set.
 * 
 * @return The iteration's initial solution set input.
 */
public Operator<ST> getInitialSolutionSet() {
  return getFirstInput();
}

/**
 * Returns the initial solution set input, or null, if none is set.
 * 
 * @return The iteration's initial solution set input.
 */
public Operator<ST> getInitialSolutionSet() {
  return getFirstInput();
}

/**
 * Returns the initial solution set input, or null, if none is set.
 * 
 * @return The iteration's initial solution set input.
 */
public Operator<ST> getInitialSolutionSet() {
  return getFirstInput();
}