ppConstants.java<\/p>\n\n\n\n
public static<\/a> String AppPay = “AppPay”;<\/p>\n\n\n\n public static String AppPay_AccountPay = “\/AccountPay”;<\/p>\n\n\n\n public static String AppPay_TencentPay = “\/TencentPay”;<\/p>\n\n\n\n public static String AppPay_AllinPay = “\/AllinPay”;<\/p>\n\n\n\n public static String AppPay_VCardPay = “\/VCardPay”;<\/p>\n\n\n\n public static String AppPay_GetPayHistory = “\/GetPayHistoryByUserId”;<\/p>\n\n\n\n public static String AppPay_OrderConfirm = “\/OrderConfirm”;<\/p>\n\n\n\n \u5927\u5bb6\u5728\u5f00\u53d1Android\u5e94\u7528\u7684\u65f6\u5019\uff0c\u5e94\u8be5\u4f1a\u6709\u6cbf\u7528java\u7684\u4e60\u60ef\uff0c\u7528static\u5b9a\u4e49\u4e00\u4e9b\u5168\u5c40\u7684\u53d8\u91cf\u3002\u53ef\u662fAndroid\u5bf9\u8fdb\u7a0b\u548c\u5185\u5b58\u7ba1\u7406\u4e0d\u540c\u4e8ePC\u7684\u6838\u5fc3\u2014\u2014\u5982\u679c\u8d44\u6e90\u8db3\u591f\uff0cAndroid\u4e0d\u4f1a\u6740\u6389\u4efb\u4f55\u8fdb\u7a0b\uff0c\u53e6\u4e00\u4e2a\u610f\u601d\u5c31\u662f\u8fdb\u7a0b\u968f\u65f6\u53ef\u80fd\u4f1a\u88ab\u6740\u6389\u3002\u800cAndroid\u4f1a\u5728\u8d44\u6e90\u591f\u7684\u65f6\u5019\uff0c\u91cd\u542f\u88ab\u6740\u6389\u7684\u8fdb\u7a0b\u3002\u4e5f\u5c31\u662f\u8bf4\u9759\u6001\u53d8\u91cf\u7684\u503c\uff0c\u5982\u679c\u4e0d\u505a\u5904\u7406\uff0c\u662f\u4e0d\u53ef\u9760\u7684\uff0c\u53ef\u4ee5\u8bf4\u5185\u5b58\u4e2d\u7684\u4e00\u5207\u90fd\u4e0d\u53ef\u9760\u3002<\/p>\n\n\n\n \u7f51\u4e0a\u5f88\u591a\u6587\u7ae0\u8bf4\u7528Application\u6765\u4fdd\u5b58\u4e00\u4e9b\u5168\u5c40\u53d8\u91cf\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u7ecf\u8fc7\u6211\u5c1d\u8bd5\u4e4b\u540e\uff0c\u53d1\u73b0\u8fd8\u662f\u4f1a\u88ab\u6e05\u7a7a\u3002\u600e\u4e48\u529e\u5462\uff1f<\/p>\n\n\n\n \u5f53\u6211\u5feb\u7edd\u671b\u7684\u65f6\u5019\uff0c\u5ffd\u7136\u60f3\u8d77\u4e00\u4e2a\u65b9\u6cd5onSaveInstanceState()!\u6211\u4eec\u53ef\u4ee5\u8986\u5199Activity\u7684onSaveInstanceState()\u65b9\u6cd5\uff0c\u4fdd\u5b58\u5f53\u524d\u9875\u9762\u7684\u4e00\u4e9b\u6570\u636e\uff0c\u5728\u8fdb\u7a0b\u88ab\u6467\u6bc1\u4e4b\u540e\uff0c\u91cd\u65b0\u56de\u5230\u9875\u9762\u7684\u65f6\u5019\uff0c\u5728onCreate(Bundle savedInstanceState)\u4e2d\u7684savedInstanceState\u53d6\u5230\u4fdd\u5b58\u7684\u6570\u636e\u3002\u672c\u4ee5\u4e3a\u8fd9\u6837\u5c31\u53ef\u4ee5\u89e3\u51b3\u95ee\u9898\u4e86\uff0c\u4f46\u662f\u60f3\u60f3\u4e4b\u540e\uff0c\u53d1\u73b0\u4e0d\u53ef\u80fd\u6bcf\u4e2a\u9875\u9762\u90fd\u53bb\u4fdd\u5b58\u4e00\u5927\u5806\u53d8\u91cf\u3002<\/p>\n\n\n\n \u6700\u540e\u6211\u60f3\u5230java\u7684\u53cd\u5c04\u673a\u5236\uff0c\u53ef\u4ee5\u4e3a\u6210\u5458\u53d8\u91cf\u8d4b\u503c\uff0c\u56e0\u4e3a\u5f53\u5e94\u7528\u7684\u8fdb\u7a0b\u88ab\u7cfb\u7edf\u6467\u6bc1\u4e4b\u540e\uff0c\u518d\u56de\u5230\u5e94\u7528\uff0cApplication\u4f1a\u91cd\u542f\uff0c\u6267\u884conCreate()\u65b9\u6cd5\uff0c\u6240\u4ee5\u6211\u5c31\u5728onCreate()\u91cc\u8c03\u7528<\/p>\n\n\n\n public void initAppData(){<\/p>\n\n\n\n try {<\/p>\n\n\n\n Class> clazz = AppConstants.class;<\/p>\n\n\n\n \/\/\u83b7\u53d6\u8fd9\u4e2a\u7c7b\u6240\u6709\u7684\u6210\u5458\u53d8\u91cf<\/p>\n\n\n\n Field[] fields = clazz.getDeclaredFields();<\/p>\n\n\n\n for(Field field : fields) {<\/p>\n\n\n\n Object appConstants;<\/p>\n\n\n\n \/\/\u5f97\u5230\u4e00\u4e2a\u5b9e\u4f8b<\/p>\n\n\n\n appConstants = clazz.newInstance();<\/p>\n\n\n\n field.set(appConstants, field.get(field.getName()));<\/p>\n\n\n\n }<\/p>\n\n\n\n }catch (InstantiationException e) {<\/p>\n\n\n\n e.printStackTrace();<\/p>\n\n\n\n }catch (IllegalArgumentException e) {<\/p>\n\n\n\n e.printStackTrace();<\/p>\n\n\n\n } catch (IllegalAccessException e) {<\/p>\n\n\n\n e.printStackTrace();<\/p>\n\n\n\n }<\/p>\n\n\n\n }<\/p>\n\n\n\n Application\u91cd\u542f\u4e4b\u540e\uff0c\u518d\u8fdb\u884c\u6570\u636e\u7684\u521d\u59cb\u5316\u3002<\/p>\n\n\n\n