stringsorttest.java

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//: StringSortTest.java
// Testing the generic sorting Vector
//实现比较大小用的接口

import java.util.*;

public class StringSortTest {
  static class StringCompare implements Compare {
    public boolean lessThan(Object l, Object r) {
      return ((String)l).toLowerCase().compareTo(
        ((String)r).toLowerCase()) < 0;
    }
    public boolean 
    lessThanOrEqual(Object l, Object r) {
      return ((String)l).toLowerCase().compareTo(
        ((String)r).toLowerCase()) <= 0;
    }
  }
  public static void main(String[] args) {
    SortVector sv = 
      new SortVector(new StringCompare());
    sv.addElement("d");
    sv.addElement("A");
    sv.addElement("C");
    sv.addElement("c");
    sv.addElement("b");
    sv.addElement("B");
    sv.addElement("D");
    sv.addElement("a");
    sv.sort();
    Enumeration e = sv.elements();
    while(e.hasMoreElements())
      System.out.println(e.nextElement());
  }
} ///:~