qilin.pta.toolkits.conch.TranEdge Maven / Gradle / Ivy

Go to download
/* Qilin - a Java Pointer Analysis Framework
 * Copyright (C) 2021-2030 Qilin developers
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3.0 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 *
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 */

package qilin.pta.toolkits.conch;

import java.util.Objects;
import qilin.core.pag.Node;

/*
 * Transition edges used in define our DFAs.
 * */
public class TranEdge {
  private final Node src;
  private final Node dst;
  private final DFA.TranCond tranCond;

  public TranEdge(Node s, Node d, DFA.TranCond tran) {
    this.src = s;
    this.dst = d;
    this.tranCond = tran;
  }

  public Node getSource() {
    return src;
  }

  public Node getTarget() {
    return dst;
  }

  public DFA.TranCond getTranCond() {
    return tranCond;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    TranEdge tranEdge = (TranEdge) o;
    return Objects.equals(src, tranEdge.src)
        && Objects.equals(dst, tranEdge.dst)
        && tranCond == tranEdge.tranCond;
  }

  @Override
  public int hashCode() {
    return Objects.hash(src, dst, tranCond);
  }

  @Override
  public String toString() {
    return src + "\n\t--" + tranCond + "-->\n\t" + dst;
  }
}