javaÒì³£´¦Àí»úÖÆ
1£¬RuntimeExceptionÓëCheckedExceptionÇø±ð£¿
RuntimeException(Ò²¿ÉÒÔ³ÆΪ“δ¼ì²éÒì³£”unCheckedException)------¸ÃÒì³£Ò»°ãΪ³ÌÐòÔ±±à³Ì´íÎóµ¼Ö¡£<×¢Òâ>ErrorÒ²ÊǓδ¼ì²éÒì³£”
ÀýÈ磺Õû³ý0£¨ArithmeticException£©£»NullPointerException£»Êý×éÔ½½ç¡£
Ìص㣺¿ÉÒÔÕý³£±àÒ룬ÔËÐÐʱ±¨´í¡£
CheckedException------Òò±à³Ì»·¾³ÍⲿÒòËص¼Ö¡£
ÀýÈ磺ÕÒ²»µ½Í¼Æ¬£¨IOException£©£»
Ìص㣺²»try-catch£¬²»throw²»ÄÜͨ¹ý±àÒë¡£
2£¬ErrorÓëExceptionÇø±ð£¿
Error------ϵͳÄÚ²¿´íÎó£¨ÓÉÐéÄâ»úÅ׳ö£¬²»ÄÜÓɳÌÐòÅ׳ö£©¡£
Exception------³ÌÐò¿ÉÒÔÅ׳öµÄ£¨RuntimeExceptionºÍÆäËü£©¡£
3£¬×ܽáºÎΪ“Òì³£´¦Àí»úÖÆ”£¿
“Òì³£´¦Àí»úÖÆ”£ºµ±³ÌÐò³öÏÖ´íÎóºó£¬³ÌÐòÈçºÎ´¦Àí¡£¾ßÌå˵£¬Òì³£»úÖÆÌṩÁ˳ÌÐòÍ˳öµÄ°²È«Í¨µÀ£¬µ±³öÏÖ´íÎóºó£¬³ÌÐòÖ´ÐеÄÁ÷³Ì·¢Éú¸Ä±ä£¬³ÌÐòµÄ¿ØÖÆȨתÒƵ½Òì³£´¦ÀíÆ÷À´´¦Àí¡£
´¦ÀíÁ÷³Ì£º1£¬throw£¬Óöµ½´íÎó£¬Á¢¼´½áÊø£¬²»·µ»Ø£»Å׳öÒ»¸öÒì³£¶ÔÏó¡£
2£¬try-catch£¬Ö´ÐÐtryµÄ´úÂ룬µ±ÓÐÒì³£·¢Éú£¬ÔòÖ´ÐÐcatchµÄ´úÂ루catchµÄ´úÂëÊÇÓÉÒì³£´¦ÀíÆ÷À´´¦ÀíµÄ£©
Ïà¹ØÎĵµ£º
JAVA¿ª·¢Õß×ȥµÄ20¸öÓ¢ÎÄÍøÕ¾
1.[http://www.javaalmanac.com] – Java¿ª·¢ÕßÄê¼øÒ»ÊéµÄÔÚÏß°æ±¾. ÒªÏë¿ìËٲ鵽ijÖÖJava¼¼ÇɵÄÓ÷¨¼°Ê¾Àý´úÂë, ÕâÊÇÒ»¸ö²»´íµÄÈ¥´¦.
2.[http://www.onjava.com] – O’ReillyµÄJavaÍøÕ¾. ÿÖܶ¼ÓÐÐÂÎÄÕÂ.
3.[http://java.sun.com] – ¹Ù·½µÄJava¿ª·¢ÕßÍ ......
package Utils.Sort;
/**
*¹é²¢ÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×é±ØÐëʵÏÖComparable½Ó¿Ú
*/
public class MergeSort implements SortStrategy
{
private Comparable[] bridge;
/**
*ÀûÓù鲢ÅÅÐòË ......
package Utils.Sort;
/**
*¿ìËÙÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×é±ØÐëʵÏÖComparable½Ó¿Ú
*/
public class QuickSort implements SortStrategy
{
private static final int CUTOFF = 3; //µ±ÔªËØÊý´óÓÚ´Ë ......
½ñÌìÔÚCSDN¹äÂÛ̳µÄʱºòÎÞÒâÖз¢ÏÖÓÐÈËÎÊÔÚJavaÖÐÊÇ·ñÓÐReadOnly²Ù×÷·½Ê½µÄ¼¯ºÏ£¬ËµÊµ»°ÔÚÒÔÍù¿ª·¢Öи÷ÖÖ¼¯ºÏÓõĺܶ࣬µ«ÊÇÕâ¸öÎÊÌ⻹ÕæûÓÐ×¢Òâ¹ý¡£È¥JavaµÄ¹Ù·½APIÎĵµ²éÁËһϣ¬CollectionsÖл¹ÕæÓÐÕâô¸ö·½·¨Ö§³Ö£¬·½·¨ÔÐÍÈçÏ£º
unmodifiableCollection
public static <T> Collection<T> unmodifiable ......