JAVA\u53cd\u5c04\u673a\u5236\u662f\u5728\u8fd0\u884c\u72b6\u6001\u4e2d\uff0c\u5bf9\u4e8e\u4efb\u610f\u4e00\u4e2a\u7c7b\uff0c\u90fd\u80fd\u591f\u77e5\u9053\u8fd9\u4e2a\u7c7b\u7684\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\uff1b\u5bf9\u4e8e\u4efb\u610f\u4e00\u4e2a\u5bf9\u8c61\uff0c\u90fd\u80fd\u591f\u8c03\u7528\u5b83\u7684\u4efb\u610f\u4e00\u4e2a\u65b9\u6cd5\u548c\u5c5e\u6027\uff1b\u8fd9\u79cd\u52a8\u6001\u83b7\u53d6\u7684\u4fe1\u606f\u4ee5\u53ca\u52a8\u6001\u8c03\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u7684\u529f\u80fd\u79f0\u4e3ajava\u8bed\u8a00\u7684\u53cd\u5c04\u673a\u5236\u3002<\/p>\n
<\/p>\n
\u4ec0\u4e48\u662f\u53cd\u5c04\uff1f\u6709\u4ec0\u4e48\u7528\uff1f 1.\u5728\u9762\u5411\u5bf9\u8c61\u7684\u4e16\u754c\u91cc\uff0c\u4e07\u4e8b\u4e07\u7269\u7686\u5bf9\u8c61\u3002 \u5f97\u5230Class\u5bf9\u8c61 [java]1\uff0e\u8c03\u7528\u5bf9\u8c61\u7684getClass\u65b9\u6cd5\uff0c\u8fd4\u56de\u8be5\u5bf9\u8c61\u7684Class\u5bf9\u8c61;\u00a0Class c=Object.getClass(); java.lang.reflect\u5305\u4e0b\u7684\u7c7b<\/p>\n Method\u7c7b\uff1a\u63d0\u4f9b\u4e00\u4e2a\u7c7b\u7684\u65b9\u6cd5\u7684\u4fe1\u606f\u4ee5\u53ca\u8bbf\u95ee\u7c7b\u7684\u65b9\u6cd5\u7684\u63a5\u53e3\u3002<\/p>\n Constructor\u7c7b\uff1a\u63d0\u4f9b\u4e00\u4e2a\u7c7b\u7684\u6784\u9020\u51fd\u6570\u7684\u4fe1\u606f\u4ee5\u53ca\u8bbf\u95ee\u7c7b\u7684\u6784\u9020\u51fd\u6570\u7684\u63a5\u53e3\u3002<\/p>\n Field\u7c7b\uff1a\u63d0\u4f9b\u4e00\u4e2a\u7c7b\u7684\u57df\u7684\u4fe1\u606f\u4ee5\u53ca\u8bbf\u95ee\u7c7b\u7684\u57df\u7684\u63a5\u53e3\u3002<\/p>\n \u4f7f\u7528Class\u521b\u5efa\u5bf9\u8c61<\/p>\n [java]Class c= Class.forName("\u7c7b\u7684\u5168\u540d");<\/p>\n Object o=c.newInstance();<\/p>\n Test1 t = Test1.class.newInstance();[\/java]<\/p>\n \u627e\u51faclass\u5c5e\u4e8e\u90a3\u4e2a\u5305<\/p>\n [java]Class c=Test1.class;<\/p>\n Package p;<\/p>\n p=c.getPackage();[\/java]<\/p>\n <\/p>\n \u8c03\u7528\u65b9\u6cd5<\/p>\n [java]Class c = Class.forName(\u201c\u7c7b\u7684\u5168\u540d\u201d);\/\/\u83b7\u5f97\u8bbf\u95ee\u7c7b\u7684\u5bf9\u8c61<\/p>\n Object obj=c.newInstance();\/\/\u83b7\u5f97\u88ab\u8bbf\u95ee\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61<\/p>\n Class[] cs=new Class[]{String.class};\/\/\u8bbe\u7f6e\u53c2\u6570\u7c7b\u578b<\/p>\n Method ff=c.getMethod(\u201csetName\u201d,cs);\/\/\u5f97\u5230\u53c2\u6570\u5339\u914d\u7684\u65b9\u6cd5<\/p>\n Object[] values=new Object[]{\u201c\u4f60\u597d\u201d};\/\/\u8bbe\u7f6e\u9700\u8981\u4f20\u9012\u7684\u503c ff.invoke(obj,values);\/\/\u6620\u5c04<\/p>\n ff=c.getMethod("getName");<\/p>\n Object uuu= ff.invoke(obj); <\/p>\n \u52a8\u6001\u8c03\u7528\u6709\u53c2\u6570\u9759\u6001\u65b9\u6cd5<\/p>\n [java]Class c = Class.forName("\u7c7b\u7684\u5168\u540d");<\/p>\n Class[] cs=new Class[]{String.class};<\/p>\n Method m=c.getMethod("setName",cs);<\/p>\n Object[] o=new Object[]{"aaa"};<\/p>\n m.invoke(c,o); <\/p>\n \u5f97\u5230\u5c5e\u6027\u548c\u6784\u9020\u5668\u53ca\u51fd\u6570<\/p>\n [java]Field[] ff = c.getDeclaredFields(); \/\/\u65e0\u8bba\u9759\u6001\u8fd8\u5b9e\u4f53\u8fd8\u79c1\u6709\u7686\u53ef\u5f97\u5230\u5c5e\u6027<\/p>\n Constructor[] ccc= c.getDeclaredConstructors(); \/\/\u5f97\u5230\u6784\u9020<\/p>\n Method[] mm=c.getDeclaredMethods();\/\/\u65e0\u8bba\u9759\u6001\u8fd8\u5b9e\u4f53\u8fd8\u79c1\u6709\u7686\u53ef\u5f97\u5230\u51fd\u6570[\/java]<\/p>\n <\/p>\n \u8c03\u7528\u6784\u9020\u5668<\/p>\n [java]Class c = Class.forName(\u201c\u7c7b\u7684\u5168\u540d");<\/p>\n Class[] cs=new Class[]{String.class};<\/p>\n Constructor cc= c.getConstructor(cs);<\/p>\n Object[] o=new Object[]{"ssssssssssssss"};<\/p>\n cc.newInstance(o);[\/java]<\/p>\n [java] \u4f18\u70b9\uff1a\u53cd\u5c04\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u548c\u6269\u5c55\u6027\uff0c\u964d\u4f4e\u8026\u5408\u6027\uff0c\u63d0\u9ad8\u81ea\u9002\u5e94\u80fd\u529b\u3002\u5b83\u5141\u8bb8\u7a0b\u5e8f\u521b\u5efa\u548c\u63a7\u5236\u4efb\u4f55\u7c7b\u7684\u5bf9\u8c61\uff0c\u65e0\u9700\u63d0\u524d\u786c\u7f16\u7801\u76ee\u6807\u7c7b\uff1b<\/p>\n \u7f3a\u70b9\uff1a \uff081\uff09\u6027\u80fd\u95ee\u9898\uff1a\u4f7f\u7528\u53cd\u5c04\u57fa\u672c\u4e0a\u662f\u4e00\u79cd\u89e3\u91ca\u64cd\u4f5c\uff0c\u7528\u4e8e\u5b57\u6bb5\u548c\u65b9\u6cd5\u63a5\u5165\u65f6\u8981\u8fdc\u6162\u4e8e\u76f4\u63a5\u4ee3\u7801\u3002\u56e0\u6b64\u53cd\u5c04\u673a\u5236\u4e3b\u8981\u5e94\u7528\u5728\u5bf9\u7075\u6d3b\u6027\u548c\u6269\u5c55\u6027\u8981\u6c42\u5f88\u9ad8\u7684\u7cfb\u7edf\u6846\u67b6\u4e0a\uff0c\u666e\u901a\u7a0b\u5e8f\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002 \uff082\uff09\u4f7f\u7528\u53cd\u5c04\u4f1a\u6a21\u7cca\u7a0b\u5e8f\u5185\u5185\u90e8\u903b\u8f91\uff1a\u7a0b\u5e8f\u5458\u5e0c\u671b\u5728\u6e90\u4ee3\u7801\u4e2d\u770b\u5230\u7a0b\u5e8f\u7684\u903b\u8f91\uff0c\u53cd\u5c04\u7b49\u7ed5\u8fc7\u4e86\u6e90\u4ee3\u7801\u7684\u6280\u672f\uff0c\u56e0\u800c\u4f1a\u5e26\u6765\u7ef4\u62a4\u95ee\u9898\u3002 \u53cd\u5c04\u4ee3\u7801\u6bd4\u76f8\u5e94\u7684\u76f4\u63a5\u4ee3\u7801\u66f4\u590d\u6742\u3002<\/p>\n [java]package com.scxh.java.factory; [java]\/** public class ReflectUtil { \u8f93\u51fa\u7ed3\u679c: *\/ \/\/ Log.d(classObj1.getName());<\/p>\n return classObj1; \/** Log.v(subString(returnType.getName()) + " " + methodName + "("); public static void showDeclaredParameter(Class claze){ String ptName = subString(parameterType.getName()); public static void showConstruction(Class claze){ Class[] parameterType = c.getParameterTypes(); public static String subString(String str){ }[\/java]<\/p>\n","protected":false},"excerpt":{"rendered":" JAVA\u53cd\u5c04\u673a\u5236\u662f\u5728\u8fd0\u884c\u72b6\u6001\u4e2d\uff0c\u5bf9\u4e8e\u4efb\u610f\u4e00\u4e2a\u7c7b\uff0c\u90fd\u80fd\u591f\u77e5\u9053\u8fd9\u4e2a\u7c7b\u7684\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\uff1b\u5bf9\u4e8e\u4efb\u610f\u4e00\u4e2a\u5bf9\u8c61\uff0c\u90fd\u80fd\u591f\u8c03\u7528 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[17],"tags":[35],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/103"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=103"}],"version-history":[{"count":15,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/103\/revisions"}],"predecessor-version":[{"id":2051,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/103\/revisions\/2051"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n\u5148\u4e86\u89e3\u4e00\u4e9b\u57fa\u672c\u7684\u6982\u5ff5\uff1a\u8fd0\u884c\u65f6\uff0c\u7f16\u8bd1\u65f6\uff0c\u7f16\u8bd1\u578b\uff0c\u89e3\u91ca\u578b\uff0c\u7c7b\u52a0\u8f7d\u5668\uff0c\u52a8\u6001\u52a0\u8f7d\u7c7b
\n\u4ec0\u4e48\u662f\u7f16\u8bd1\uff1f<\/strong>
\n\u5c06\u539f\u7a0b\u5e8f\u7ffb\u8bd1\u6210\u8ba1\u7b97\u673a\u8bed\u8a00\uff0c\u5c31\u662f\u4e8c\u8fdb\u5236\u4ee3\u7801\uff0c\u5728java\u4e2d\u662f\u5c06.java\u6587\u4ef6\u4e5f\u5c31\u662f\u6e90\u7a0b\u5e8f\u7ffb\u8bd1\u6210.class\u7684\u5b57\u8282\u7801
\n\u4ec0\u4e48\u662f\u7f16\u8bd1\u65f6\uff1f<\/strong>
\n\u5c06\u539f\u7a0b\u5e8f\u7ffb\u8bd1\u6210\u8ba1\u7b97\u673a\u8bed\u8a00\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5c06.java\u7ffb\u8bd1\u4e3a.class\u6587\u4ef6\u7684\u8fc7\u7a0b
\n\u4ec0\u4e48\u662f\u8fd0\u884c\u65f6\uff1f<\/strong>
\n\u5c31\u662f\u5728\u542f\u52a8\u8fd9\u4e2a\u7a0b\u5e8f\u7684\u65f6\u5019\uff0c\u5728java\u4e2d\u662f,\u7c7b\u52a0\u8f7d\u5668\u52a0\u8f7d.class\u6587\u4ef6\uff0c\u5e76\u4ea4\u7ed9jvm\u5904\u7406
\n\u4ec0\u4e48\u662f\u7f16\u8bd1\u578b\u8bed\u8a00\uff1f<\/strong>
\n\u5c06\u539f\u7a0b\u5e8f\u4e00\u6b21\u6027\u5168\u90e8\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u4ee3\u7801\uff0c\u7136\u540e\u6267\u884c\u7a0b\u5e8f
\n\u4ec0\u4e48\u662f\u89e3\u91ca\u578b\u8bed\u8a00\uff1f<\/strong>
\n\u8f6c\u6362\u4e00\u53e5\uff0c\u6267\u884c\u4e00\u53e5\uff0cjava\u662f\u65e2\u7f16\u8bd1\u53c8\u89e3\u91ca\u7684\u8bed\u8a00
\n\u7f16\u8bd1\u578b\u8bed\u8a00\u548c\u89e3\u91ca\u578b\u8bed\u8a00\u7684\u533a\u522b\uff1a\u7f16\u8bd1\u578b\u8bed\u8a00\u6548\u7387\u9ad8\uff0c\u4f9d\u8d56\u4e8e\u7f16\u8bd1\u5668\uff0c\u4f46\u662f\u8de8\u5e73\u53f0\u5dee\uff0c\u89e3\u91ca\u578b\u7684\u6548\u7387\u4f4e\uff0c\u4f9d\u8d56\u4e8e\u89e3\u91ca\u5668\uff0c\u4f46\u8de8\u5e73\u53f0\u5f3a
\n\u4ec0\u4e48\u662f\u7c7b\u52a0\u8f7d\u5668\uff1f<\/strong>
\n\u7c7b\u52a0\u8f7d\u5668\u5c31\u662fJVM\u4e2d\u7684\u7c7b\u88c5\u8f7d\u5668\uff0c\u4f5c\u7528\u5c31\u662f\u5c06\u7f16\u8bd1\u597d\u7684.class\u5b57\u8282\u7801\u8fd0\u5230\u68c0\u67e5\u5668\u8fdb\u884c\u5b89\u5168\u68c0\u67e5\u7684\uff0c\u68c0\u67e5\u901a\u8fc7\u540e\u5f00\u59cb\u89e3\u91ca\u6267\u884c
\n\u4ec0\u4e48\u662f\u8fd0\u884c\u65f6\u52a8\u6001\u52a0\u8f7d\u7c7b\uff1f<\/strong>
\n\u53cd\u5c04\u5c31\u662f\u53ef\u4ee5\u5c06\u4e00\u4e2a\u7a0b\u5e8f\uff08\u7c7b\uff09\u5728\u8fd0\u884c\u7684\u65f6\u5019\u83b7\u5f97\u8be5\u7a0b\u5e8f\uff08\u7c7b\uff09\u7684\u4fe1\u606f\u7684\u673a\u5236\uff0c\u4e5f\u5c31\u662f\u83b7\u5f97\u5728\u7f16\u8bd1\u671f\u4e0d\u53ef\u80fd\u83b7\u5f97\u7684\u7c7b\u7684\u4fe1\u606f\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u4fe1\u606f\u662f\u4fdd\u5b58\u5728Class\u5bf9\u8c61\u4e2d\u7684\uff0c\u800c\u8fd9\u4e2aClass\u5bf9\u8c61\u662f\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u52a8\u6001\u52a0\u8f7d\u7684
\n\u5b83\u5c31\u662f\u53ef\u4ee5\u5728\u7a0b\u5e8f\u8fd0\u884c\u7684\u65f6\u5019\u52a8\u6001\u88c5\u8f7d\u7c7b\uff0c\u67e5\u770b\u7c7b\u7684\u4fe1\u606f\uff0c\u751f\u6210\u5bf9\u8c61\uff0c\u6216\u64cd\u4f5c\u751f\u6210\u5bf9\u8c61\u3002\u7c7b\u5728\u8fd0\u884c\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u5f97\u5230\u8be5\u7c7b\u7684\u4fe1\u606f\uff0c\u5e76\u4e14 \u53ef\u4ee5\u52a8\u6001\u7684\u4fee\u6539\u8fd9\u4e9b\u4fe1\u606f\uff0c\u81ea\u5df1\u80fd\u770b\u5230\u81ea\u5df1\uff0c\u8ddf\u7167\u955c\u5b50\u4e00\u6837\uff0cclass\u5bf9\u8c61\u662f\u5728\u8fd0\u884c\u7684\u65f6\u5019\u4ea7\u751f\u7684\uff0c\u901a\u8fc7class\u5bf9\u8c61\u64cd\u4f5c\u7c7b\u7684\u4fe1\u606f\u662f\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u7684\uff0c\u5f53\u8fd0\u884c \u7a0b\u5e8f\u7684\u65f6\u5019\uff0c\u7c7b\u52a0\u8f7d\u5668\u4f1a\u52a0\u8f7d\u771f\u6b63\u9700\u8981\u7684\u7c7b\uff0c\u4ec0\u4e48\u662f\u771f\u6b63\u9700\u8981\u7684\u5462\uff1f\u5c31\u662f\u8be5\u7c7b\u771f\u6b63\u8d77\u4f5c\u7528\uff0c\u5982\uff1a\u6709\u8be5\u7c7b\u7684\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u6216\u8be5\u7c7b\u8c03\u7528\u4e86\u9759\u6001\u65b9\u6cd5\u5c5e\u6027\u7b49
\n\u53cd\u5c04\u7684\u4f5c\u7528\u7b2c\u4e00\uff0c\u8fdc\u7a0b\u65b9\u6cd5\u8c03\u7528\uff0c\u7b2c\u4e8c\uff0c\u901a\u8fc7\u5bb9\u5668\u5f97\u5230\u7ec4\u4ef6\u7684\u5bf9\u8c61<\/p>\n\u7406\u89e3Class\u7c7b<\/h3>\n
\njava\u8bed\u8a00\u4e2d\uff0c\u9759\u6001\u7684\u6210\u5458\u3001\u666e\u901a\u6570\u636e\u7c7b\u578b\u7c7b\u662f\u4e0d\u662f\u5bf9\u8c61\u5462\uff1f
\n\u7c7b\u662f\u4e0d\u662f\u5bf9\u8c61\u5462\uff1f\u7c7b\u5982\u679c\u662f\u5bf9\u8c61\u53c8\u662f\u8c01\u7684\u5bf9\u8c61\uff1f
\n\u7c7b\u662f\u5bf9\u8c61\uff0c\u7c7b\u662fjava.lang.Class\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61\u3002
\n2.\u8fd9\u4e2a\u5bf9\u8c61\u5982\u4f55\u8868\u793a?
\n\u5f97\u5230Class\u5bf9\u8c61\u6709\u4e09\u79cd\u65b9\u6cd5\u5982\u4e0b:<\/p>\n\u5982\u4f55\u5b9e\u73b0\u53cd\u5c04\u5462\uff1f<\/h3>\n
\n\u4e09\u79cd\u65b9\u5f0f\u5f97\u5230Class\u5bf9\u8c61\uff1a<\/p>\n
\n2\uff0eClass.forName(\u201c\u7c7b\u7684\u540d\u5b57\u201d); \u00a0Class c=Class.forName (\u201c\u2026\u201d);
\n3\uff0eClass c=\u7c7b\u540d.class; \u00a0Class c=String.class;[\/java]<\/p>\n
\n[\/java]<\/p>\n
\n[\/java]<\/p>\n
\nMethod[] methods = classObj1.getMethods(); \/\/\u83b7\u53d6\u6240\u6709\u6210\u5458\u65b9\u6cd5\u5305\u542b \u7236\u7c7b\u6210\u5458\u65b9\u6cd5
\nMethod[] methods = calze.getDeclaredMethods(); \/\/\u83b7\u53d6\u7c7b\u91cc\u6240\u6709\u6210\u5458\u65b9\u6cd5
\nField[] fields = claze.getDeclaredFields();\/\/\u5f97\u5230\u6240\u6709\u5c5e\u6027
\nConstructor[] constructors = claze.getConstructors();\/\/\u5f97\u5230\u6240\u6709\u6784\u9020\u65b9\u6cd5
\n[\/java]<\/p>\n\u53cd\u5c04\u4f18\u7f3a\u70b9<\/h3>\n
java\u4e2d\u5229\u7528\u53cd\u5c04\u5b9e\u73b0\u5de5\u5382\u6a21\u5f0f<\/h3>\n
\ninterface Fruit { \/\/\u6c34\u679c\u63a5\u53e3
\n public void eat() \/\/\u5403\u6c34\u679c
\n}
\nclass Apple implements Fruit{ \/\/\u5b9a\u4e49\u82f9\u679c
\n public void eat() {
\n System.out.println("**\u5403\u82f9\u679c\u3002");
\n }
\n}
\nclass Orange implements Fruit{
\n public void eat() {
\n System.out.println("**\u5403\u6a58\u5b50\u3002");
\n }
\n}
\nclass Factory{
\n public static Fruit getInstance(String className){
\n Fruit fruit = null
\n try{
\n fruit = (Fruit) Class.forName(className).newInstance()
\n }catch(Exception e ){
\n e.printStackTrace()
\n }
\n return fruit
\n }
\n}
\npublic class FactoryDemo{
\n public static void main(String args[]){ \/\/\u901a\u8fc7\u5de5\u5382\u7c7b\u53d6\u5f97\u63a5\u53e3\u5b9e\u4f8b\uff0c\u4f20\u5165\u5b8c\u6574\u7684\u5305.\u7c7b\u540d\u79f0
\n Fruit f = Factory.getInstance("com.scxh.java.factorydemo.Apple")
\n if(f!=null){ \/\/\u5224\u65ad\u662f\u5426\u53d6\u5f97\u63a5\u53e3\u5b9e\u4f8b
\n f.eat()
\n }
\n }
\n}[\/java]<\/p>\n\u53cd\u5c04\u5de5\u5177\u7c7b\u83b7\u53d6\u6307\u5b9a\u7c7b\u7684\u5c5e\u6027\u3001\u65b9\u6cd5\uff0c\u6784\u9020\u65b9\u6cd5<\/h3>\n
\n* \u53cd\u5c04\u673a\u5236\u5b9e\u73b0\uff1a \u6253\u5370\u6307\u5b9a\u7c7b\u7684\u5c5e\u6027\u3001\u65b9\u6cd5\uff0c\u6784\u9020\u65b9\u6cd5
\n*
\n*
\n* @author zhou.sir
\n*
\n*\/<\/p>\n
\n\/**<\/p>\n
\nString name
\nint age
\nint id
\nString sex
\nStudent()
\nStudent(String int int String )
\nString toString()
\nvoid playeGame()
\nvoid makeFriend()
\nvoid learn()<\/p>\n
\npublic static void main(String[] args) throws ClassNotFoundException {
\nshowDeclaredParameter(getClaze());
\nshowConstruction(getClaze());
\nshowDeclaredMethods(getClaze());
\n}
\n\/**
\n* \u83b7\u53d6\u7c7b\u5bf9\u8c61
\n* @throws ClassNotFoundException
\n*\/
\npublic static Class<?> getClaze() throws ClassNotFoundException{
\nClass<?> classObj1 = Student.class;
\n\/\/ Class classObj2 = new Dog().getClass();
\n\/\/ Class classObj3 = Class.forName("com.scxh.java1601.object.ex01.test.Student");<\/p>\n
\n}<\/p>\n
\n* \u663e\u793a\u6210\u5458\u65b9\u6cd5\u5934
\n* @param calze
\n*\/
\npublic static void showDeclaredMethods(Class calze){
\n\/\/ Method[] methods = classObj1.getMethods(); \/\/\u83b7\u53d6\u6240\u6709\u6210\u5458\u65b9\u6cd5\u5305\u542b \u7236\u7c7b\u6210\u5458\u65b9\u6cd5
\nMethod[] methods = calze.getDeclaredMethods(); \/\/\u83b7\u53d6\u7c7b\u91cc\u6240\u6709\u6210\u5458\u65b9\u6cd5
\nfor (int i = 0, n = methods.length; i < n; i++) {
\nString methodName = methods[i].getName();
\nClass returnType = methods[i].getReturnType();
\nClass[] parameterType = methods[i].getParameterTypes();<\/p>\n
\nfor (Class p : parameterType) {
\nLog.v(subString(p.getName()) + " ");
\n}
\nLog.d(")");
\n}
\n}<\/p>\n
\nField[] fields = claze.getDeclaredFields();\/\/\u5f97\u5230\u6240\u6709\u5c5e\u6027
\nfor(Field f : fields){
\nString fieldName = f.getName();
\nClass parameterType = f.getType();<\/p>\n
\nLog.d(ptName+ "\\t"+fieldName);
\n}
\n}<\/p>\n
\nConstructor[] constructors = claze.getConstructors();\/\/\u5f97\u5230\u6240\u6709\u6784\u9020\u65b9\u6cd5
\nfor(Constructor c : constructors){
\nString constructorName = c.getName();<\/p>\n
\nLog.v(subString(constructorName) + "(");
\nfor (Class p : parameterType) {
\nLog.v(subString(p.getName()) + " ");
\n}
\nLog.d(")");
\n}
\n}<\/p>\n
\nString ptName = str;
\nif(ptName.contains(".")){
\nint lastIndex = ptName.lastIndexOf(".");
\nptName = ptName.substring(lastIndex+1);
\n}
\nreturn ptName;
\n}<\/p>\n