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Java´úÂë
public void upperBound(List<? extends Date> list, Date date)
{
Date now = list.get(0);
System.out.println("now==>" + now);
//list.add(date); //Õâ¾ä»°ÎÞ·¨±àÒë
list.add(null);//Õâ¾ä¿ÉÒÔ±àÒ룬ÒòΪnullûÓÐÀàÐÍÐÅÏ¢
}
public void upperBound(List<? extends Date> list, Date date)
{
Date now = list.get(0);
System.out.println("now==>" + now);
//list.add(date); //Õâ¾ä»°ÎÞ·¨±àÒë
list.add(null);//Õâ¾ä¿ÉÒÔ±àÒ룬ÒòΪnullûÓÐÀàÐÍÐÅÏ¢
}
Ϊʲô»áÎÞ·¨±àÒëÄØ£¬Êµ¼Êµ÷ÓÃʱ´«ÈëµÄlist¿ÉÄÜÊÇjava.util.DateµÄij¸ö×ÓÀàµÄ²ÎÊý»¯ÀàÐÍ£¬Èç:
Java´úÂë
public void testUpperBound()
{
List<Timestamp> list = new ArrayList<Timestamp>();
Date date = new Date();
upperBound(list,date);
}
public void testUpperBound()
{
List<Timestamp> list = new ArrayList<Timestamp>();
Date date = new Date();
upperBound(list,date);
}
Ò²¾ÍÊÇ˵£¬ÏÖÔÚupperBound·½·¨ÖÐʵ¼ÊµÄlistÊÇList<Timestamp>£¬ÏòËüÌí¼ÓÒ»¸öDateÀàÐÍ£¬¿Ï¶¨ÊDz»Ðеġ£Ïà·´£¬¶ÁÈ¡Êý¾Ýʱ£¬²»¹Üʵ¼ÊµÄlistÊÇʲôÀàÐÍ£¬µ«¿ÉÒÔÖªµÀËüÖÁÉٻ᷵»ØÒ»¸öDateÀàÐÍ£¬ËùÒÔÓÃforeach£¬getµÈûÓÐÎÊÌâ¡£
ÄÇôÈçºÎ½â¾öÄØ£¬¿ÉÒÔʹÓ÷ºÐÍ·½·¨
Java´úÂë
public <T extends Date> void upperBound2(List<T> list, T date)
{
list.add(date);
}
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import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import com.paic.is.dispatch.TMPEntry;
import javapassword ......
2009-04-14 15:37
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import java.sql.Connection;
import java.sql.DatabaseMetaData;
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The Mean Opinion
Score (MOS) test is a well acccepted standard which is defined in the ITU-T
Rec.P.800.
The value of MOS
test is generated by letting large number of listeners to evaluate the quality
of the test sentences.
The test scores
are averaged to a mean score which range fro ......
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