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

ÀûÓÃJavaʵÏÖѹËõÓë½âѹËõ£¨zip¡¢gzip£©Ö§³ÖÖÐÎÄ·¾¶

¹Ø¼ü×Ö: zip gzip
zip°çÑÝ׏鵵ºÍѹËõÁ½¸ö½ÇÉ«£»gzip²¢²»½«Îļþ¹éµµ£¬½öÖ»ÊǶԵ¥¸öÎļþ½øÐÐѹËõ£¬ËùÒÔ£¬ÔÚUNIXƽ̨ÉÏ£¬ÃüÁîtarͨ³£ÓÃÀ´´´½¨Ò»¸öµµ°¸Îļþ£¬È»ºóÃüÁîgzipÀ´½«µµ°¸ÎļþѹËõ¡£
Java
I/OÀà¿â»¹ÊÕ¼ÁËһЩÄܶÁдѹËõ¸ñʽÁ÷µÄÀà¡£ÒªÏëÌṩѹËõ¹¦ÄÜ£¬Ö»Òª°ÑËüÃǰüÔÚÒÑÓеÄI/OÀàµÄÍâÃæ¾ÍÐÐÁË¡£ÕâЩÀ಻ÊÇReaderºÍWriter£¬¶øÊÇInputStreamºÍOutStreamputµÄ×ÓÀà¡£ÕâÊÇÒòΪѹËõËã·¨ÊÇÕë¶Ôbyte¶ø²»ÊÇ×Ö·ûµÄ¡£
Ïà¹ØÀàÓë½Ó¿Ú£º
Checksum

½Ó¿Ú£º±»ÀàAdler32ºÍCRC32ʵÏֵĽӿÚ
Adler32

£ºÊ¹ÓÃAlder32Ëã·¨À´¼ÆËãChecksumÊýÄ¿
CRC32

£ºÊ¹ÓÃCRC32Ëã·¨À´¼ÆËãChecksumÊýÄ¿

CheckedInputStream

£ºInputStreamÅÉÉúÀ࣬¿ÉµÃµ½ÊäÈëÁ÷µÄУÑéºÍChecksum£¬ÓÃÓÚУÑéÊý¾ÝµÄÍêÕûÐÔ
CheckedOutputStream

£ºOutputStreamÅÉÉúÀ࣬¿ÉµÃµ½Êä³öÁ÷µÄУÑéºÍChecksum£¬
ÓÃÓÚУÑéÊý¾ÝµÄÍêÕûÐÔ

DeflaterOutputStream
£ºÑ¹ËõÀàµÄ»ùÀà¡£
ZipOutputStream

£ºDeflaterOutputStreamµÄÒ»¸ö×ÓÀ࣬°ÑÊý¾ÝѹËõ³ÉZipÎļþ¸ñʽ¡£
GZIPOutputStream

£ºDeflaterOutputStreamµÄÒ»¸ö×ÓÀ࣬°ÑÊý¾ÝѹËõ³ÉGZipÎļþ¸ñʽ
InflaterInputStream

£º½âѹËõÀàµÄ»ùÀà
ZipInputStream

£ºInflaterInputStreamµÄÒ»¸ö×ÓÀ࣬ÄܽâѹËõZip¸ñʽµÄÊý¾Ý
GZIPInputStream

£ºInflaterInputStreamµÄÒ»¸ö×ÓÀ࣬ÄܽâѹËõZip¸ñʽµÄÊý¾Ý

ZipEntry
Àࣺ±íʾ ZIP
ÎļþÌõÄ¿
ZipFile
Àࣺ´ËÀàÓÃÓÚ´Ó ZIP Îļþ¶ÁÈ¡ÌõÄ¿
ÓÃGZIP½øÐжԵ¥¸öÎļþѹËõ

GZIPµÄ½Ó¿Ú±È½Ï¼òµ¥£¬Òò´ËÈç¹ûÄãÖ»Ðè¶ÔÒ»¸öÁ÷½øÐÐѹËõµÄ»°£¬¿ÉÒÔʹÓÃËü¡£µ±È»Ëü¿ÉÒÔѹËõ×Ö·ûÁ÷£¬Óë¿ÉÒÔѹËõ×Ö½ÚÁ÷£¬ÏÂÃæÊÇÒ»¸ö¶ÔGBK±àÂë¸ñʽµÄÎı¾Îļþ½øÐÐѹËõµÄ¡£
ѹËõÀàµÄÓ÷¨·Ç³£¼òµ¥£»Ö»ÒªÓÃGZIPOutputStream
»òZipOutputStream°ÑÊä³öÁ÷°üÆðÀ´£¬ÔÙÓÃGZIPInputStream
»òZipInputStream°ÑÊäÈëÁ÷°üÆðÀ´¾ÍÐÐÁË¡£Ê£ÏµĶ¼ÊÇЩÆÕͨµÄI/O²Ù×÷¡£

Java´úÂë
import
 java.io.BufferedOutputStream;
  
import
 java.io.BufferedReader;
  
import
 java.io.FileInputStream;   
import
 java.io.FileOutputStream;
  
import
 java.io.IOException;
  
import
 java.io.InputStreamReader;
  
import
 java.util.zip.GZIPInputStream;
  
import
&n


Ïà¹ØÎĵµ£º

JavaÖм¯ºÏÈÝÆ÷ÀàListºÍSetµÄÓ÷¨

ListµÄÓ÷¨
List°üÀ¨List½Ó¿ÚÒÔ¼°List½Ó¿ÚµÄËùÓÐʵÏÖÀà¡£ÒòΪList½Ó¿ÚʵÏÖÁËCollection½Ó¿Ú£¬ËùÒÔList½Ó¿ÚÓµÓÐCollection½Ó¿ÚÌṩµÄËùÓг£Ó÷½·¨£¬ÓÖÒòΪListÊÇÁбíÀàÐÍ£¬ËùÒÔList½Ó¿Ú»¹ÌṩÁËһЩÊʺÏÓÚ×ÔÉíµÄ³£Ó÷½·¨£¬Èç±í1Ëùʾ¡£
±í1  List½Ó¿Ú¶¨ÒåµÄ³£Ó÷½·¨¼°¹¦ÄÜ
´Ó±í1¿ÉÒÔ¿´³ö£¬List½Ó¿ÚÌṩµÄÊʺÏÓÚ×ÔÉíµÄ ......

Java×¢ÊÍ£¨Annotation£©


Java5ÖÐÌṩÁËеÄ×¢ÊÍ£¨Annotation£©£¬Äܹ»ÎªÀàÌṩ¶îÍâÐÅÏ¢£¬±¾ÎĽéÉÜÁËÈçºÎ¶¨Òå×¢ÊÍ¡¢ÈçºÎʹÓÃ×¢ÊͺÍÈçºÎ½âÎö×¢ÊÍ¡£
1¡¢¶¨Òå×¢ÊÍ
package ch5;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Ta ......

Ò»¸öjava¾²Ì¬±äÁ¿µÄС³ÌÐòÒÉÎÊ

public class Demo
{
    static int i=1;
    static
    {
         i++;
    }
    public Demo()
    {
          ......

´«ÖDz¥¿ÍjavaÅàѵ java»ù´¡Ö®MYSQL

³é¿Õ¸´Ï°ÁËÏÂÕýÔò±í´ïʽµÄÓ÷¨£¬ºÜ¶àǰÁ½¸öÔÂѧЩµÄ¶«Î÷£¬ÏÖÔÚ¶¼ÊÖÉúÁË£¬Ö»Óв»¶ÏµÄ¸´Ï°²ÅÄÜ×öµ½ÕÆÎÕ£¡
½ñÌ쿪ʼ½²Êý¾Ý¿âÁË£¬MYSQL£¬È»ºóÂíÉϾͻῪʼ½Ó´¥¿ò¼Ü····¹þ¹þ£¬ÒªÕæµÄ¿ªÊ¼×öÏîÄ¿ÁË
¼¤¶¯¹þ¡£¡£¡£¡£
ÕýÔò±í´ïʽÊÇ´ÓJDK1.5Ö®ºóÍÆ³öµÄ¼ò»¯×Ö·û´®²Ù×÷µÄ£¬ÓÃÌØÊâµÄ·ûºÅ´ú±í¶Ô×Ö·û´®µÄÔËÓ ......

TomcatÖÐJAVA¶¨Ê±Æ÷ʵÏÖ


Ô­ÎÄÁ´½Ó£ºhttp://badwing.javaeye.com/blog/674263
ÎÄÕ·ÖÀà:Java±à³Ì
ºÃ¶àÅóÓÑÓùýWindowsµÄÈÎÎñ¼Æ»®£¬Ò²Óв»ÉÙ³ÌÐòÃÔ×Ô¼ºÔøÐ´¹ýʱÖÓ±¨¾¯¡¢ÏµÍ³×Ô¶¯¹Ø»úµÈȤζ³ÌÐò£¬¿ÉÈ´ºÜÉÙÓÐÅóÓÑÔÚWeb¹¤³ÌÖÐʵÏÖ¹ýÀàËÆ¹¦ÄÜ¡£ 
µ±Web¹¤³ÌÆô¶¯Ê±£¬¶¨Ê±Æ÷ÄÜ×Ô¶¯¿ªÊ¼¼ÆÊ±£¬ÔÚÕû¸öWeb¹¤³ÌµÄÉúÃüÆÚÀ¶¨Ê±Æ÷ÄÜÔÚÿÍíÉîÒ¹´¥·¢Ò»´ÎÈ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ