Boolean类的测试

gkanthony

//Boolean的测试
/**
 *<p>项目名称:  Java</p>
 *<p>文件名称:  BooleanTest</p>
 *<p>版权所有:  版权所有(C)2008-2010</p>
 *<p>公    司:  </p>
 *<p>编写日期: 2008-7-9上午03:02:48</p>
 *<p>作    者:  huangtao</p>
 */
package langtest;
/**
 * @author huangtao
 */
public class BooleanTest
{
 public static void main(String[] args)
 {
  //声明Boolean对象
  boolean flag = false;
  Boolean bo = new Boolean(flag);
  Boolean bo1 = new Boolean(new String("false"));
  boolean flagtwo = true;
  Boolean boo = new Boolean(flagtwo);
  String a = "true";
  Boolean botwo = new Boolean(a);
  
  //获取boolean值
  System.out.println(bo.booleanValue());
  System.out.println(bo.compareTo(boo));
  System.out.println(bo.compareTo(bo));
  System.out.println(bo.equals(bo));
  System.out.println(bo.equals(boo));
  System.out.println(bo.equals(bo1));
  
  //获取hash码
  System.out.println(bo.hashCode()+bo1.hashCode()+botwo.hashCode()+boo.hashCode());
  System.out.println(bo.hashCode()+"_"+bo1.hashCode()+"_"+botwo.hashCode()+"_"+boo.hashCode());
  
  //获取boolean值
  System.out.println(Boolean.parseBoolean(new String("true")));
  System.out.println(Boolean.parseBoolean(new String("false")));
  System.out.println(bo.toString()+""+bo1.toString()+""+boo.toString()+""+botwo.toString());
  if ("false".equals(bo.toString()))
  {
   System.out.println("equal");
  }
  else
  {
   System.out.println("not equal");
  }
  if ("false".equals(Boolean.toString(flagtwo)))
  {
   System.out.println("equal");
  }
  else
  {
   System.out.println("not equal");
  }
  
  //产生Boolean对象
  Boolean c = Boolean.valueOf(flag);
  //获取boolean值
  System.out.println(c.booleanValue());
  Boolean c1 = Boolean.valueOf(new String("false"));
  //获取boolean值
  System.out.println(c1.booleanValue());
  Boolean c2 = Boolean.valueOf(a);
  //获取boolean值
  System.out.println(c2.booleanValue());
  Boolean fa = Boolean.FALSE;
  Boolean tr = Boolean.TRUE;
  System.out.println(fa.booleanValue());
  System.out.println(tr.booleanValue());
  
  //获取类类型
  Class ca = Boolean.TYPE;
  System.out.println(ca.getClass().getName());
 }
}