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Java > Open Source Codes > jfun > yan > xml > FilteringRegistry


1 package jfun.yan.xml;
2
3 final class FilteringRegistry implements Registry {
4   private final Registry reg;
5   private final StringPredicate filter;
6   
7   public FilteringRegistry(StringPredicate filter, Registry reg) {
8     this.filter = filter;
9     this.reg = reg;
10   }
11   public void put(String JavaDoc key, Object JavaDoc val, Location loc) {
12     if(filter.isString(key)){
13       reg.put(key, val, loc);
14     }
15   }
16   public boolean equals(Object JavaDoc obj) {
17     if(obj instanceof FilteringRegistry){
18       final FilteringRegistry other = (FilteringRegistry)obj;
19       return reg.equals(other.reg) && filter.equals(other.filter);
20     }
21     return false;
22   }
23   public int hashCode() {
24     return filter.hashCode()*31+reg.hashCode();
25   }
26   public String JavaDoc toString() {
27     return filter.toString();
28   }
29   
30 }
31
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