?? visitor.java
字號(hào):
package com.javapatterns.visitor.inventory;
public abstract class Visitor
{
public abstract void visitCase(Case e);
public abstract void visitCpu(Cpu e);
public abstract void visitHardDisk(HardDisk e);
public abstract void visitIntegratedBoard(IntegratedBoard e);
public abstract void visitMainBoard(MainBoard e);
public abstract void visitPc(Pc e);
}
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