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* ½«¾­Î³¶Èµã¼¯ºÏת»»ÎªGeneralPath¶ÔÏó
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* @param points µã¼¯ºÏ(ÓÐÐò)
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public static GeneralPath genGeneralPath(ArrayList<Point2D.Double> points) {
   GeneralPath path = new GeneralPath();
   if (points.size() < 3) {
    return null;
   }
   path.moveTo((float) points.get(0).getX(), (float) points.get(0).getY());
   for (Iterator<Point2D.Double> it = points.iterator(); it.hasNext();) {
    Point2D.Double point = (Point2D.Double) it.next();
    path.lineTo((float) point.getX(), (float) point.getY());
   }
   path.closePath();
   return path;
}
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/**
* ɾ³ýÎļþ»òÎļþ¼Ð
* @param file
*/
public static void deleteFile ......

Java ELϵÁÐ 3.0.JUEL»ù±¾Àà

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import java.sql.*;
public class ConnectAccess {
/**
* ³õѧÕßÇë×¢Ò⣺
* 1:ÏȽ¨Á¢Ò»¸öaccessÎļþa1.mdb,²¢·ÅÔÚD:\ÏÂ;
* 2:ÔÚÊý¾Ý¿âÎļþa1.mdbÖн¨Á¢Ò»¸ö±íTable1£»
* 3£ºÎªTable1Ìí¼ÓÒ»ÁУ¬²¢²åÈëÖÁÉÙÒ»Ìõ¼Ç¼£»
* 4£º±¾ÎÄÊÇÒ»¸öÍêÕûµÄÀֱ࣬½ÓÄÃÈ¥ÔËÐоͿÉÒÔ¡£
*/
public static void main(Stri ......

java Ä£ÄâselectorµÄ¸½´ø¹¦ÄÜ

package com.event;
import java.util.Map;
public interface EventListener {
 void onEvent(Map event);
}
package com.socket;
import java.nio.ByteBuffer;
import java.util.HashMap;
import com.event.EventListener;
/*
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 */
public class BaseObject {
 private boole ......
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