Óë Josh Bloch ̽ÌÖ Java δÀ´
×÷Õß
Josh Long
ÒëÕß
ËÎçâ
·¢²¼ÓÚ
2010Äê5ÔÂ5ÈÕ ÏÂÎç9ʱ7·Ö
Josh BlochÔÚSun¹«Ë¾¶àÄêΪJavaƽ̨×÷³öÁ˽ܳö¹±Ï×£¨Èç¹ûÄãÓùýJava
Collections¿ò¼Ü¾Í»áÁ˽âÕâÒ»µã£©£¬ÏÖÔÚGoogle¾ÍÖ°£¬ÊÇ»ñ½±Í¼Êé¡¶Effective Java¡·¼°¡¶Effective Java µÚ¶þ°æ
¡·
µÄ×÷Õß¡£×î½üËûÔÚ»ùÓÚWebµÄRed
HatÖмä¼þ2020´ó»áÉÏ×öÁËÒ»³¡Ñݽ²£¬ÆäÖ÷Ö¼ÊǶÔOracleËù¹ÜÀíµÄJavaƽ̨µÄδÀ´±íʾ³öÉóÉ÷ÀÖ¹ÛºÍÓÇÂÇ¡£InfoQ²É·ÃÁËJoshÒÔÁ˽âÆäÔÚ
Õâ·½ÃæµÄ¸ü¶àÏë·¨¡£ÒòΪÓÐÐí¶à²»Í¬µÄ¡¢ÏÖʵµÄ¹Ûµã½»Ö¯ÔÚÒ»Æð£¬Õâ´ÎÌÖÂÛ£¨ÓÈÆä¿¼Âǵ½SunÈ˲ŴÓOralceÁ÷ʧÈÕÒæ¼Ó¾çÒÔ¼°ÎªOracleÈçºÎ¹ÜÀíÉçÇø
ºÍJavaÖÇÁ¦×ʲú¶øµ£ÓÇ£©ÊÇ×î½üÒÔÀ´×îÈÈÁÒµÄÒ»´Î¡£ÎÒÃǺܸßÐËÄÜÓëBlochÒ»ÆðÌÖÂÛÕâЩÎÊÌâ¡£
InfoQ£ºÄã×î¹ØÇеÄÊÇʲô£¿
Õâ²»ÊǸöµ¥Ñ¡Ì⣬¹ýÈ¥¼¸ÄêÓкܶàÒòËØ¾À²øÔÚÒ»Æð£¬µ¼ÖÂÁËJava·çÏò·¢ÉúÁ˱仯¡£
InfoQ£ºÎªÊ²Ã´Äã»á¾õµÃJavaµÄ·¢Õ¹²½·¥ÂýÏÂÀ´ÁË£¿
Sun/Apache¾À·×ÒÔ¼°TCKÐí¿ÉȨ֮Õù¶¼ÑÏÖØ¸ÉÈÅÁËJCP¹ý³ÌÔË×÷¡£
SunÖ§³ÖÁ¦¡¢Áìµ¼Á¦ºÍ͸Ã÷¶ÈµÄȱ·¦Ê¹µÃJava 7·¢Õ¹»ºÂý¡£ÎÒ²»ÖªµÀÔÚ¹ýÈ¥¼¸ÄêÀïSun·ÖÅ䏸Java
SEµÄ×ÊÔ´µ½µ×ÓжàÉÙ£¬µ«½á¹ûÊǷdz£Ã÷ÏԵģºJavaOneÄêÄê¶¼Ôڰ죬µ«Java
7È´»¹Ò£²»¿É¼°¡£JavaÖ§³ÖÕß¼äµÄÐí¶àÕù¶ËÒ²×ÅʵÈÃÈËÌÖÑᡣǰÆÚ£¬SunËù°çÑݵÄÀÖÉÆºÃÊ©µÄ½ÇÉ«»¹ÊÇÓÐÖúÓÚ¼õÉÙÄÚ²¿Ã¬¶ÜµÄ¡£
OpenJDKʹÓÃGPLv2Ðí¿É×è°ÁËÈËÃDzÉÓÃOpenJDK£¬¼´±ãÊÇÄÇЩ²»Ì«¹ØÐÄTCKÎÊÌâµÄÈË¡£“copyleft”ÏÅÅÜÁ˺ܶàDZ
ÔڵĹ«Ë¾Ê¹ÓÃÕß¡£½á¹û£¬ÎªÁËͬʱ·¢Õ¹HarmonyºÍOpenJDK£¬×ÊÔ´±»Ò»ÅüÁ½°ë¡£Óɲ»Í¬JCP³ÉÔ±Õë¶Ô²»Í¬±ê×¼µÄ²»Í¬×é¼þËùʹÓõIJ»Í¬Ðí¿ÉʵÔÚÊÇ»ì
ÂÒ²»¿°£¬½á¹ûʵ¼ÊÉϸøJavaƽ̨µÄ·¢Õ¹´øÀ´Á˸ºÃæÓ°Ïì¡£
InfoQ£º¶ÔÓÚSunËù²»Äܼ°£¬OracleÓиüºÃµÄ½â¾ö·½°¸Âð£¿
OracleÓÐÖ§³ÖJCP¸Ä¸ïÒÔÖÕ½áÕù¶ËµÄÀúÊ·¡£¶øÇÒËûÃÇÔÚ¾¼ÃÉÏÒ²±ÈSun¸üÓÐʵÁ¦£¬ËùÒÔËûÃÇÄܹ»³Ðµ£Æð¸´ÐËÕâһƽ̨µÄÖØÈΣ¬
¶øÇÒËûÃÇÒ²¹«¿ªÐû´«ÒªÕâô×ö¡£×îÖÕ£¬ÓÉÓÚÕâ´ÎÒ×Ö÷£¬Ò»Ð©ÀúÊ·ÒÅÁôÎÊÌ⽫¾Í´ËÖսᡣ¶ÔÓÚSunÀ´Ëµ²»¿É½ÓÊܵÄһЩ±ä»¯£¬Oracle»òÐí»á´ÓȫнǶÈÈ¥¿´´ý
——“Ϊʲô²»±äÄØ£¿”
InfoQ£ºÊÇ·ñËùÓÐÖ¢½á¶¼¹é½áΪÐí¿ÉÎÊÌ⣿
²»£¬Ðí¿ÉÎÊÌâÖ»ÊÇÆäÖеÄÖ÷ÒªÎÊÌ⣬µ«»¹ÓÐÆäËûÎÊÌâ¡£ÕýÈçÎÒÒÔǰÌáµ½µÄ£¬¶ÔÓÚ×ÊÔ´¡¢Áìµ¼Á¦¡¢½¹µãµÄȱ·¦Ò²¶¼ÊÇÎÊÌâ¡£
InfoQ£ºApache
HarmonyÏîÄ¿£¨±»×÷ΪAndroi
Ïà¹ØÎĵµ£º
ÔÚ±¾ÎÄͨ¹ýÌṩʹJava Ó¦ÓóÌÐò¿ÉÒÔʹÓà USB É豸µÄ API ¶øÊ¹Õâ¸ö¹ý³Ì±äµÃ¸üÈÝÒ×.
Java ƽ̨һֱ¶¼ÒÔÆäÆ½Ì¨ÎÞ¹ØÐÔ×ÔºÀ¡£ËäÈ»ÕâÖÖÎÞ¹ØÐÔÓÐÐí¶àºÃ´¦£¬µ«ÊÇËüҲʹµÃ±àдÓëÓ²¼þ½»»¥µÄ Java Ó¦ÓóÌÐòµÄ¹ý³Ì±äµÃÏ൱¸´ÔÓ¡£ÔÚ±¾ÎÄÖУ¬Ñо¿¿ÆÑ§¼Ò½¯ÇåÒ°ÌÖÂÛÁËÁ½¸öÏîÄ¿£¬ËüÃÇͨ¹ýÌṩʹJava Ó¦ÓóÌÐò¿ÉÒÔʹÓà USB É豸µÄ API ¶øÊ¹Õâ ......
package com.tienway.util;
import java.util.ArrayList;
public class StringUtil
{
public static String ContextType1ToType2(String Type1Context)
{
if (Type1Context== null || Type1Context.length() == 0)
{
return "";
}
char[] c = Type1Con ......
Java ÐòÁл¯¼ò½é
Java ¶ÔÏóÐòÁл¯ÊÇ JDK 1.1 ÖÐÒýÈëµÄÒ»×鿪´´ÐÔÌØÐÔÖ®Ò»£¬ÓÃÓÚ×÷ΪһÖÖ½« Java ¶ÔÏóµÄ״̬ת»»Îª×Ö½ÚÊý×飬ÒÔ±ã´æ´¢»ò´«ÊäµÄ»úÖÆ£¬ÒÔºó£¬ÈÔ¿ÉÒÔ½«×Ö½ÚÊý×éת»»»Ø Java ¶ÔÏóÔÓеÄ״̬¡£
ʵ¼ÊÉÏ£¬ÐòÁл¯µÄ˼ÏëÊÇ “¶³½á” ¶ÔÏó״̬£¬´«Êä¶ÔÏó״̬£¨Ð´µ½´ÅÅÌ¡¢Í¨¹ýÍøÂç´«ÊäµÈµÈ£©£¬È»ºó “½ ......