Java¶ÁÈ¡PropertiesÎļþµÄÁùÖÖ·½·¨
ʹÓÃJ2SE API¶ÁÈ¡PropertiesÎļþµÄÁùÖÖ·½·¨
1¡£Ê¹ÓÃjava.util.PropertiesÀàµÄload()·½·¨
ʾÀý£º InputStream in = lnew BufferedInputStream(new FileInputStream(name));
Properties p = new Properties();
p.load(in);
2¡£Ê¹ÓÃjava.util.ResourceBundleÀàµÄgetBundle()·½·¨
ʾÀý£º ResourceBundle rb = ResourceBundle.getBundle(name, Locale.getDefault());
3¡£Ê¹ÓÃjava.util.PropertyResourceBundleÀàµÄ¹¹Ô캯Êý
ʾÀý£º InputStream in = new BufferedInputStream(new FileInputStream(name));
ResourceBundle rb = new PropertyResourceBundle(in);
4¡£Ê¹ÓÃclass±äÁ¿µÄgetResourceAsStream()·½·¨
ʾÀý£º InputStream in = JProperties.class.getResourceAsStream(name);
Properties p = new Properties();
p.load(in);
5¡£Ê¹ÓÃclass.getClassLoader()ËùµÃµ½µÄjava.lang.ClassLoaderµÄgetResourceAsStream()·½·¨
ʾÀý£º InputStream in = JProperties.class.getClassLoader().getResourceAsStream(name);
Properties p = new Properties();
p.load(in);
6¡£Ê¹ÓÃjava.lang.ClassLoaderÀàµÄgetSystemResourceAsStream()¾²Ì¬·½·¨
ʾÀý£º InputStream in = ClassLoader.getSystemResourceAsStream(name);
Properties p = new Properties();
p.load(in);
²¹³ä
ServletÖпÉÒÔʹÓÃjavax.servlet.ServletContextµÄgetResourceAsStream()·½·¨
ʾÀý£ºInputStream in = context.getResourceAsStream(path);
Properties p = new Properties();
p.load(in);
Ïà¹ØÎĵµ£º
¶ÔÓÚObjectÀà,ËüÌṩÁËÒ»¸ö×î×îÑÏÃܵÄʵÏÖ,ÄǾÍÊÇÖ»ÓÐÊÇͬһ¶ÔÏóʱ,equals·½·¨²Å·µ»Øtrue,Ò²¾ÍÊÇÈËÃdz£ËµµÄÒýÓñȽ϶ø²»ÊÇÖµ±È½Ï.Õâ¸öʵÏÖÑÏÃܵÃÒѾûÓÐʲôʵ¼ÊµÄÒâÒå, ËùÒÔÔÚ¾ßÌå×ÓÀà(Ïà¶ÔÓÚObjectÀ´Ëµ)ÖÐ,Èç¹ûÎÒÃÇÒª½øÐжÔÏóµÄÖµ±È½Ï,¾Í±ØÐëʵÏÖ×Ô¼ºµÄequals·½·¨
equals ·½·¨ÊÇ java.lang.Object ÀàµÄ·½·¨¡£
ÓÐÁ½ÖÖÓ ......
1. JVMÄÚ´æ¶Î·ÖÅä¼°Æô¶¯²ÎÊý£º
J2EE·þÎñÆ÷µÄÄÚ´æ×é³É£º
? Java¶Ñ£ºÎÒÃǵijÌÐòºÍ¶ÔÏó¶¼ÔÚÕâ¸ö¶Ñ½øÐйÜÀí
? C¶Ñ£ºµ±ÒýÓõ½Ò»Ð©NativeµÄ¶ÔÏó£¬ÈçÍøÂç·ÃÎÊ¡¢OCI·½Ê½µÄÊý¾Ý¿âÁ¬½ÓµÈ¶¼ÔÚC¶ÑÀï½øÐйÜÀí
Java¶ÑµÄÃèÊö£º
ÈçÏÂͼ
ÄÚ´æÓÉ Perm ºÍ Heap ×é³É. ÆäÖÐ
Heap = {Old + young = { Eden , from, to } }
? You ......
¸ö ÈË ¼ò Àú
ÐÕ Ãû£º
ÍõÖ¾¹ú
ÐÔ ±ð£º
ÄÐ
Äê Á䣺
23Ëê
ÁªÏµµç»°£º
13124799190
ר Òµ£º
¼ÆËã»ú¼¼Êõ
¹¤×÷ʱ¼ä£º
Ò»ÄêÒÔÉÏ
ѧ Àú£º
´óר
ÓÊ Ï䣺
andy478168@yeah.net
¡ï ÇóÖ°ÒâÏò
¹¤×÷ÐÔÖÊ ......
ÔÚjavaÖе÷ÓÃ×Ô¼ºµÄc++´úÂëÊÇÒ»¼þ¼òµ¥µÄÊÂÇ飬ÒÔÏÂÀàΪÀý£º
class Prompt {
private native String getLine(String prompt);
public static void main(String args[]) {
Prompt p = new Prompt();
String input = p.getLine("Type a line: ");
&nbs ......
×÷ΪJava³ÌÐòÔ±À´Ëµ£¬×îÍ´¿àµÄÊÂÇéιýÓÚ¿ÉÒÔÑ¡ÔñµÄ·¶Î§Ì«¹ã£¬¿ÉÒÔ¶ÁµÄÊéÌ«¶à£¬ÍùÍùÈÝÒ×ÎÞËùÊÊ´Ó¡£ÎÒÏë¾ÍÎÒ×Ô¼º¶Á¹ýµÄ¼¼ÊõÊé¼®ÖÐÌôÑ¡³öÀ´Ò»Ð©£¬
°´ÕÕѧϰµÄÏȺó˳Ðò£¬ÍƼö¸ø´ó¼Ò£¬ÌرðÊÇÄÇЩÏë²»¶ÏÌá¸ß×Ô¼º¼¼ÊõˮƽµÄJava³ÌÐòÔ±ÃÇ¡£
Ò»¡¢Java±à³ÌÈëÃÅÀà
¶ÔÓÚûÓÐJava±à³Ì¾ÑéµÄJava³ÌÐòÔ±ÒªÈëÃÅ£¬Ëæ±ã¶ÁʲôÈëÃÅÊé¼®¶¼Ò» ......