Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ʹÓÃJavaµÈ±ÈÀýËõ·ÅͼÏñ

±¾ÎÄΪԭ´´£¬ÈçÐè×ªÔØ£¬Çë×¢Ã÷×÷Õߺͳö´¦£¬Ð»Ð»£¡
   
Ëõ·ÅͼÏñµÄ»ù±¾Ô­ÀíÊÇ´´½¨Ò»¸öÄ¿±ê´óСµÄ»­²¼£¬È»ºó¶ÁȡԴͼÏñ£¬²¢½«¸ÃͼÏñ»æÖÆÕâ¸ö»­²¼ÉÏ¡£ÎªÁËʹ³ÌÐòͨÓã¬Ô´Í¼ÏñºÍËõ·ÅºóµÄÄ¿±êͼÏñÓ¦Ó÷ֱðʹÓÃ
InputStreamºÍOutputStreamÀ´±íʾ£¬´úÂëÈçÏ£º
    
public
 
static
 
void
 scaleImage(InputStream imgInputStream,
            OutputStream imgOutputStream, 
int
 scale)
    {
        
try
        {
            Image src 
=
 javax.imageio.ImageIO.read(imgInputStream);
            
int
 width 
=
 (
int
) (src.getWidth(
null

*
 scale 
/
 
100.0
);
            
int
 height 
=
 (
int
) (src.getHeight(
null

*
 scale 
/
 
100.0
);
            BufferedImage bufferedImage 
=
 
new
 BufferedImage(width, height,
                    BufferedImage.TYPE_INT_RGB);
             bufferedImage.getGraphics().drawImage(
                    src.getScaledInstance(width, height, Image.SCALE_SMOOTH),
                    
0

0

null
);
      &nb


Ïà¹ØÎĵµ£º

ʵÏÖjavaµ÷ÓÃc

µÚÒ»ÖÖ·½Ê½²ÉÓÃjni£º
Java²»ÊÇÍêÃÀµÄ£¬JavaµÄ²»×ã³ýÁËÌåÏÖÔÚÔËÐÐËÙ¶ÈÉÏÒª±È´«Í³µÄC++ÂýÐí¶àÖ®Í⣬JavaÎÞ·¨Ö±½Ó·ÃÎʵ½²Ù×÷ϵͳµ×²ã£¨ÈçϵͳӲ¼þµÈ)£¬Îª´ËJavaʹÓÃnative·½·¨À´À©Õ¹Java³ÌÐòµÄ¹¦ÄÜ¡£
¡¡¡¡¿ÉÒÔ½«native·½·¨±È×÷Java³ÌÐòͬ£Ã³ÌÐòµÄ½Ó¿Ú£¬ÆäʵÏÖ²½Ö裺
1.ÔÚJavaÖÐÉùÃ÷native()·½·¨£¬È»ºó±àÒ룻ÀýÈ磺¡¡public ......

GroovyÓëJavaµÄ»ù±¾²»Í¬µã

1¡¢Âß¼­ÔËËã·û == £¬ÔÚjavaÖÐÔËËã·û == ÊÇÓÃ×÷¶Ô±ÈÁ½¸ö¶ÔÏóµÄ±êʶÊÇ·ñÒ»Ñù£¬»òÕß¶ÔÓÚ»ù±¾ÀàÐͶøÑÔÊý¾ÝÖµÊÇ·ñÏàµÈ¡£»ù±¾ÀàÐͺͶÔÏóÊý¾ÝÖ®¼äÊDz»¿ÉÒÔÓÃÖ±½ÓÒâÒåÉϵıȽϣ¬javaÖвÉÓõÄÊǽ«¶ÔÏóÀàÐͲðÏ䣬¶øÔÚgroovyÖУ¬ÓÉÓÚ×Ô¶¯×°ÏäµÄ¹¦ÄÜ£¬Ò»Çж¼ÊǶÔÏó¡£ÒªÊ¹µÃ == ±È½ÏÓÐͨÓÃÐÔµÄÒâÒ壬groovyͨ¹ýequals()À´ÖØÔØ == Ô¤Ëã·û¡ ......

javaÖ¸¶¨ÀàÐ͵ÄÎļþĿ¼¼°×ÓĿ¼ËÑË÷

package search;
import java.io.*;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
/**
* ¶ÁȡĿ¼¼°×ÓĿ¼ÏÂÖ¸¶¨ÎļþÃûµÄ·¾¶ ²¢·Åµ½Ò»¸öÊý×éÀïÃæ·µ»Ø±éÀú
*
*
*/
public class FileViewer {
public static void search(String path, String[] Extention, boolean isdepth, ......

Java²åÈëOracle Spatial¿Õ¼äÊý¾Ý

Java¶ÁÈ¡µØÀíÐÅÏ¢Êý¾ÝÎļþ£¬²¢½«Æä´æÈëOracleÊý¾Ý¿â¡£
package file;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException; ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ