责任链模式 - tomcat
Posted Archibald Witwicky
tags:
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class filterChain{
private List<Filter> filters;
public void addFilter(Filter filter){
filters.add(filter);
}
public void do(HttpRequest request){
for(Filter filter:filters){
filter.do(request);
}
}
}
public class ConcreateFilter1:Filter{
public void do(HttpRequest request){
//
}
}
public class ConcreateFilter2:Filter{
public void do(HttpRequest request){
//
}
}
public class Client{
public void main(String[] args){
HttpRequest request = .....
FilterChain filterChain = new FilterChain();
filterChain.addFilter(new ConcreateFilter1());
filterChain.addFilter(new ConcreateFilter2());
filterChain.addFilter(new ConcreateFilter2());
filterChain.do(request);
}
}
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