akka.japi.pf.AbstractMatch Maven / Gradle / Ivy

/*
 * Copyright (C) 2009-2020 Lightbend Inc. 
 */

package akka.japi.pf;

import scala.PartialFunction;

/**
 * Version of {@link scala.PartialFunction} that can be built during runtime from Java.
 *
 * @param  the input type, that this PartialFunction will be applied to
 * @param  the return type, that the results of the application will have
 */
class AbstractMatch {

  protected final PartialFunction statements;

  AbstractMatch(PartialFunction statements) {
    PartialFunction empty = CaseStatement.empty();
    if (statements == null) this.statements = empty;
    else this.statements = statements.orElse(empty);
  }

  /**
   * Turn this {@link Match} into a {@link scala.PartialFunction}.
   *
   * @return a partial function representation ot his {@link Match}
   */
  public PartialFunction asPF() {
    return statements;
  }
}