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package compiler_H_java;

//图的边类

public class Edgle {

private String mark;//边的标记（权值）

private Node startNode;//起始边

private Node endNode;//结束边

public Edgle()

{

mark="?";

startNode=new Node(-1);

endNode=new Node(-1);

}

public Edgle(String ma,Node st,Node end)

{

mark=ma;

startNode=st;

endNode=end;

}

public void SetMark(String ma)

{

mark=ma;

}

public String GetMark()

{

return mark;

}

public void setNode(Node st,Node end)//两个参数，getNodew为-1代表不对该参数进行设置

{

if(st.getNode()!=-1) startNode=st;

if(end.getNode()!=-1) endNode=end;

}

public Node GetStartnode()

{

return startNode;

}

public Node GetEndnode()

{

return endNode;

}

}