{"id":56586,"date":"2025-08-14T20:34:34","date_gmt":"2025-08-14T12:34:34","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/56586.html"},"modified":"2025-08-14T20:34:34","modified_gmt":"2025-08-14T12:34:34","slug":"%e6%af%8f%e6%97%a55%e9%a2%98java%e9%9d%a2%e8%af%95%e7%b3%bb%e5%88%9710%ef%bc%9a%e8%bf%9b%e9%98%b6%e7%af%87%ef%bc%88%e6%b3%a8%e8%a7%a3%e4%b8%8exml%e7%9b%b8%e6%af%94%e3%80%81%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/56586.html","title":{"rendered":"\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217(10)\uff1a\u8fdb\u9636\u7bc7\uff08\u6ce8\u89e3\u4e0eXML\u76f8\u6bd4\u3001\u5b9e\u73b0\u81ea\u5b9a\u4e49\u6ce8\u89e3\u5904\u7406\u5668\u3001\u8fd0\u884c\u65f6\u6ce8\u89e3\u548c\u7f16\u8bd1\u65f6\u6ce8\u89e3\u6709\u4ec0\u4e48\u533a\u522b\u3001\u4e0d\u540c\u5e8f\u5217\u5316\u3001\u5e8f\u5217\u5316\u7684\u98ce\u9669\u3001\u4f18\u5316\u5e8f\u5217\u5316\u6027\u80fd\u3001\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u5e8f\u5217\u5316\u7684\u98ce\u9669\uff09"},"content":{"rendered":"<h2><span style=\"color:#4da8ee\">\u4eca\u5929\u662f2025\u5e74\u7684225\u5929<\/span><\/h2>\n<h2><span style=\"color:#4da8ee\">\u6bcf\u65e5\u8fdb\u6b651\u70b9\u70b9&#xff0c;\u4e00\u5e74\u5c31\u662f365\u70b9\u70b9\u3002<\/span><\/h2>\n<h2><span style=\"color:#4da8ee\">\u4e0eJava\u5f00\u53d1\u8005\u5171\u52c9<\/span><\/h2>\n<h2>\u7cfb\u5217\u4ecb\u7ecd<\/h2>\n<p>&#034;Java\u9762\u8bd5\u57fa\u7840\u7bc7&#034;\u7cfb\u5217&#xff01;\u672c\u7cfb\u5217\u65e8\u5728\u5e2e\u52a9Java\u5f00\u53d1\u8005\u7cfb\u7edf\u6027\u5730\u51c6\u5907\u9762\u8bd5&#xff0c;\u6bcf\u5929\u7cbe\u9009\u81f3\u5c115\u9053\u7ecf\u5178\u9762\u8bd5\u9898&#xff0c;\u6db5\u76d6Java\u57fa\u7840\u3001\u8fdb\u9636\u3001\u6846\u67b6\u7b49\u5404\u65b9\u9762\u77e5\u8bc6\u3002\u575a\u6301\u5b66\u4e6021\u5929&#xff0c;\u52a9\u4f60\u9762\u8bd5\u901a\u5173&#xff01; \u57fa\u7840\u9762\u8bd5\u9898&#xff1a; \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(1) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(2) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(3) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(4) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(5) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(6) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(7) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(8) \u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(9)<\/p>\n<h3>\u4e00\u3001\u6ce8\u89e3\u8fdb\u9636\u76f8\u5173\u9762\u8bd5\u9898<\/h3>\n<h4>1. \u6ce8\u89e3\u76f8\u6bd4 XML 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Boot\u5c31\u91c7\u7528\u4e86\u8fd9\u79cd\u6df7\u5408\u7b56\u7565\u3002<\/p>\n<h4>2. \u5982\u4f55\u5b9e\u73b0\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u6ce8\u89e3\u5904\u7406\u5668<\/h4>\n<p>\u5b9e\u73b0\u81ea\u5b9a\u4e49\u6ce8\u89e3\u5904\u7406\u5668\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4&#xff1a;<\/p>\n<li>\u5b9a\u4e49\u6ce8\u89e3&#xff1a;<\/li>\n<p>&#064;Retention(RetentionPolicy.SOURCE)<br \/>\n&#064;Target(ElementType.TYPE)<br \/>\npublic &#064;interface CustomAnnotation {<br \/>\n    String value() default &#034;&#034;;<br \/>\n}<\/p>\n<li>\u5b9e\u73b0AbstractProcessor&#xff1a;<\/li>\n<p>&#064;SupportedAnnotationTypes(&#034;com.example.CustomAnnotation&#034;)<br \/>\n&#064;SupportedSourceVersion(SourceVersion.RELEASE_8)<br \/>\npublic class CustomAnnotationProcessor extends AbstractProcessor {<\/p>\n<p>    &#064;Override<br \/>\n    public boolean process(Set&lt;? extends TypeElement&gt; annotations,<br \/>\n                          RoundEnvironment roundEnv) {<br \/>\n        for (TypeElement annotation : annotations) {<br \/>\n            Set&lt;? extends Element&gt; elements &#061; roundEnv.getElementsAnnotatedWith(annotation);<br \/>\n            for (Element element : elements) {<br \/>\n                \/\/ \u5904\u7406\u903b\u8f91<br \/>\n                processingEnv.getMessager().printMessage(<br \/>\n                    Diagnostic.Kind.NOTE,<br \/>\n                    &#034;Processing &#034; &#043; element.getSimpleName());<br \/>\n            }<br \/>\n        }<br \/>\n        return true;<br \/>\n    }<br \/>\n}<\/p>\n<li>\u6ce8\u518c\u5904\u7406\u5668&#xff1a; \u5728META-INF\/services\/javax.annotation.processing.Processor\u6587\u4ef6\u4e2d\u5199\u5165\u5904\u7406\u5668\u5168\u9650\u5b9a\u540d<\/li>\n<li>\u4f7f\u7528javac 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MVC\u7684&#064;RequestMapping<\/li>\n<li>\u6761\u4ef6\u5316\u52a0\u8f7d&#xff1a;\u6839\u636e\u6761\u4ef6\u52a0\u8f7dBean&#xff0c;\u5982Spring Boot\u7684&#064;Conditional<\/li>\n<li>\u9a8c\u8bc1\u7ea6\u675f&#xff1a;\u6570\u636e\u9a8c\u8bc1&#xff0c;\u5982JSR-303\u7684&#064;NotNull<\/li>\n<li>\u6587\u6863\u751f\u6210&#xff1a;\u7ed3\u5408javadoc\u751f\u6210\u6587\u6863&#xff0c;\u5982&#064;Deprecated<\/li>\n<li>\u6d4b\u8bd5\u652f\u6301&#xff1a;\u6807\u8bb0\u6d4b\u8bd5\u65b9\u6cd5\u548c\u914d\u7f6e&#xff0c;\u5982JUnit\u7684&#064;Test<\/li>\n<p>\u8bbe\u8ba1\u601d\u60f3&#xff1a;\u6ce8\u89e3\u672c\u8d28\u4e0a\u662f\u6846\u67b6\u4e0e\u7528\u6237\u4ee3\u7801\u4e4b\u95f4\u7684\u5951\u7ea6&#xff0c;\u5b83\u5141\u8bb8\u6846\u67b6\u4ee5\u975e\u4fb5\u5165\u7684\u65b9\u5f0f\u6269\u5c55\u5e94\u7528\u884c\u4e3a&#xff0c;\u540c\u65f6\u4fdd\u6301\u4ee3\u7801\u7684\u58f0\u660e\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<h3>\u4e8c\u3001\u5e8f\u5217\u5316\u8fdb\u9636\u76f8\u5173\u9762\u8bd5\u9898<\/h3>\n<h4>1. Java \u5e8f\u5217\u5316\u548c JSON \u5e8f\u5217\u5316\u5404\u6709\u4ec0\u4e48\u4f18\u7f3a\u70b9<\/h4>\n<p>Java\u539f\u751f\u5e8f\u5217\u5316&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u4f18\u70b9&#xff1a;<\/p>\n<\/li>\n<li>\n<p>\u8bed\u8a00\u539f\u751f\u652f\u6301&#xff0c;\u4f7f\u7528\u7b80\u5355(\u5b9e\u73b0Serializable\u63a5\u53e3)<\/p>\n<\/li>\n<li>\n<p>\u5b8c\u6574\u5bf9\u8c61\u56fe\u5e8f\u5217\u5316&#xff0c;\u4fdd\u6301\u5f15\u7528\u5173\u7cfb<\/p>\n<\/li>\n<li>\n<p>\u81ea\u52a8\u5904\u7406\u590d\u6742\u5bf9\u8c61(\u5305\u62ec\u7ee7\u627f\u3001\u591a\u6001)<\/p>\n<\/li>\n<li>\n<p>\u5185\u7f6e\u5b89\u5168\u673a\u5236(secure coding)<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;<\/p>\n<\/li>\n<li>\n<p>Java\u4e13\u5c5e&#xff0c;\u8de8\u8bed\u8a00\u652f\u6301\u5dee<\/p>\n<\/li>\n<li>\n<p>\u5e8f\u5217\u5316\u540e\u7684\u4e8c\u8fdb\u5236\u683c\u5f0f\u4f53\u79ef\u5927<\/p>\n<\/li>\n<li>\n<p>\u6027\u80fd\u8f83\u5dee(\u53cd\u5c04\u5f00\u9500\u5927)<\/p>\n<\/li>\n<li>\n<p>\u7248\u672c\u517c\u5bb9\u6027\u95ee\u9898(serialVersionUID)<\/p>\n<\/li>\n<li>\n<p>\u5b58\u5728\u5b89\u5168\u98ce\u9669(\u53ef\u6267\u884c\u4efb\u610f\u4ee3\u7801)<\/p>\n<\/li>\n<\/ul>\n<p>JSON\u5e8f\u5217\u5316&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u4f18\u70b9&#xff1a;<\/p>\n<\/li>\n<li>\n<p>\u8de8\u8bed\u8a00\u652f\u6301&#xff0c;\u901a\u7528\u6027\u5f3a<\/p>\n<\/li>\n<li>\n<p>\u6587\u672c\u683c\u5f0f&#xff0c;\u53ef\u8bfb\u6027\u597d<\/p>\n<\/li>\n<li>\n<p>\u4f53\u79ef\u76f8\u5bf9\u8f83\u5c0f<\/p>\n<\/li>\n<li>\n<p>\u89e3\u6790\u6027\u80fd\u8f83\u597d(\u7279\u522b\u662f\u73b0\u4ee3\u5e93\u5982Jackson)<\/p>\n<\/li>\n<li>\n<p>\u65e0\u7248\u672c\u517c\u5bb9\u6027\u95ee\u9898(\u5411\u524d\u517c\u5bb9\u8bbe\u8ba1)<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;<\/p>\n<\/li>\n<li>\n<p>\u65e0\u6cd5\u76f4\u63a5\u5904\u7406\u590d\u6742\u5bf9\u8c61\u56fe(\u5faa\u73af\u5f15\u7528)<\/p>\n<\/li>\n<li>\n<p>\u7c7b\u578b\u4fe1\u606f\u4e22\u5931(\u9700\u8981\u989d\u5916\u5904\u7406)<\/p>\n<\/li>\n<li>\n<p>\u5bf9\u4e8c\u8fdb\u5236\u6570\u636e\u652f\u6301\u4e0d\u597d(\u9700\u8981Base64\u7f16\u7801)<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u4e4f\u6807\u51c6\u89c4\u8303(\u4e0d\u540c\u5e93\u5b9e\u73b0\u6709\u5dee\u5f02)<\/p>\n<\/li>\n<\/ul>\n<p>\u9009\u578b\u5efa\u8bae&#xff1a;<\/p>\n<ul>\n<li>\u7eafJava\u73af\u5883\u3001\u9700\u8981\u5b8c\u6574\u5bf9\u8c61\u56fe\u5e8f\u5217\u5316 \u2192 Java\u5e8f\u5217\u5316<\/li>\n<li>\u8de8\u8bed\u8a00\u3001Web API\u3001\u524d\u7aef\u4ea4\u4e92 \u2192 JSON<\/li>\n<li>\u9ad8\u6027\u80fd\u573a\u666f \u2192 \u8003\u8651Protobuf\/Thrift\u7b49\u4e8c\u8fdb\u5236\u534f\u8bae<\/li>\n<\/ul>\n<h4>2. \u5e8f\u5217\u5316\u4e2d\u7684\u5b89\u5168\u98ce\u9669\u6709\u54ea\u4e9b&#xff1f;\u5982\u4f55\u9632\u8303<\/h4>\n<p>\u4e3b\u8981\u5b89\u5168\u98ce\u9669&#xff1a;<\/p>\n<li>\u53cd\u5e8f\u5217\u5316\u6f0f\u6d1e&#xff1a;\u6076\u610f\u6784\u9020\u7684\u5e8f\u5217\u5316\u6570\u636e\u53ef\u5bfc\u81f4\u4efb\u610f\u4ee3\u7801\u6267\u884c(\u5982Java\u7684InvokerTransformer)<\/li>\n<li>\u654f\u611f\u6570\u636e\u66b4\u9732&#xff1a;\u5e8f\u5217\u5316\u6570\u636e\u53ef\u80fd\u5305\u542b\u4e0d\u5e94\u66b4\u9732\u7684\u5b57\u6bb5<\/li>\n<li>\u7be1\u6539\u653b\u51fb&#xff1a;\u5e8f\u5217\u5316\u6570\u636e\u53ef\u80fd\u88ab\u4e2d\u95f4\u4eba\u7be1\u6539<\/li>\n<li>\u62d2\u7edd\u670d\u52a1&#xff1a;\u6df1\u5ea6\u5d4c\u5957\u5bf9\u8c61\u5bfc\u81f4\u6808\u6ea2\u51fa\u6216\u5185\u5b58\u8017\u5c3d<\/li>\n<li>\u7c7b\u578b\u6b3a\u9a97&#xff1a;\u4f2a\u9020\u7c7b\u578b\u4fe1\u606f\u5bfc\u81f4\u7c7b\u578b\u6df7\u6dc6<\/li>\n<p>\u9632\u8303\u63aa\u65bd&#xff1a;<\/p>\n<h6>1. \u8f93\u5165\u9a8c\u8bc1&#xff1a;<\/h6>\n<ul>\n<li>\u4f7f\u7528\u767d\u540d\u5355\u9a8c\u8bc1\u53cd\u5e8f\u5217\u5316\u7684\u7c7b<\/li>\n<li>\u9650\u5236\u53cd\u5e8f\u5217\u5316\u7684\u6df1\u5ea6\u548c\u590d\u6742\u5ea6<\/li>\n<\/ul>\n<h6>2. \u52a0\u5bc6\u7b7e\u540d&#xff1a;<\/h6>\n<ul>\n<li>\u5bf9\u5e8f\u5217\u5316\u6570\u636e\u8fdb\u884c\u6570\u5b57\u7b7e\u540d<\/li>\n<li>\u4f7f\u7528\u5b89\u5168\u4f20\u8f93\u901a\u9053(HTTPS)<\/li>\n<\/ul>\n<h6>3. \u66ff\u4ee3\u65b9\u6848&#xff1a;<\/h6>\n<ul>\n<li>\u4f7f\u7528JSON\u7b49\u66f4\u5b89\u5168\u7684\u5e8f\u5217\u5316\u683c\u5f0f<\/li>\n<li>\u8003\u8651Protobuf\u7b49\u6709\u4e25\u683cSchema\u7684\u683c\u5f0f<\/li>\n<\/ul>\n<h6>4. \u5b89\u5168\u914d\u7f6e&#xff1a;<\/h6>\n<ul>\n<li>Java\u4e2d\u91cd\u5199ObjectInputStream\u7684resolveClass\u65b9\u6cd5<\/li>\n<li>\u4f7f\u7528SecurityManager\u9650\u5236\u6743\u9650<\/li>\n<\/ul>\n<h6>5. \u654f\u611f\u6570\u636e\u5904\u7406&#xff1a;<\/h6>\n<ul>\n<li>\u5bf9\u654f\u611f\u5b57\u6bb5\u4f7f\u7528transient<\/li>\n<li>\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684writeObject\/readObject\u65b9\u6cd5<\/li>\n<\/ul>\n<h6>6. \u5de5\u5177\u4f7f\u7528&#xff1a;<\/h6>\n<ul>\n<li>\u4f7f\u7528\u5b89\u5168\u5e93(\u5982Apache Commons Lang\u7684SerializationUtils)<\/li>\n<li>\u5b9a\u671f\u66f4\u65b0\u4f9d\u8d56\u5e93\u4fee\u590d\u5df2\u77e5\u6f0f\u6d1e<\/li>\n<\/ul>\n<p>Java\u793a\u4f8b&#xff1a;<\/p>\n<p>public class SafeObjectInputStream extends ObjectInputStream {<br \/>\n    private static final Set&lt;String&gt; ALLOWED_CLASSES &#061;<br \/>\n        Set.of(&#034;java.lang.String&#034;, &#034;com.example.SafeClass&#034;);<\/p>\n<p>    public SafeObjectInputStream(InputStream in) throws IOException {<br \/>\n        super(in);<br \/>\n    }<\/p>\n<p>    &#064;Override<br \/>\n    protected Class&lt;?&gt; resolveClass(ObjectStreamClass desc)<br \/>\n        throws IOException, ClassNotFoundException {<br \/>\n        if (!ALLOWED_CLASSES.contains(desc.getName())) {<br \/>\n            throw new InvalidClassException(&#034;Unauthorized deserialization attempt&#034;, desc.getName());<br \/>\n        }<br \/>\n        return super.resolveClass(desc);<br \/>\n    }<br \/>\n}<\/p>\n<h4>3. \u5982\u4f55\u4f18\u5316\u5e8f\u5217\u5316\u6027\u80fd<\/h4>\n<p>\u4f18\u5316\u7b56\u7565&#xff1a;<\/p>\n<h6>1. \u9009\u62e9\u5408\u9002\u7684\u5e8f\u5217\u5316\u683c\u5f0f&#xff1a;<\/h6>\n<ul>\n<li>\u9ad8\u541e\u5410\u573a\u666f&#xff1a;Protobuf\u3001Thrift\u3001Avro<\/li>\n<li>\u4f4e\u5ef6\u8fdf\u573a\u666f&#xff1a;FlatBuffers\u3001Cap\u2019n Proto<\/li>\n<li>\u901a\u7528\u573a\u666f&#xff1a;Jackson(JSON)\u3001MessagePack<\/li>\n<\/ul>\n<h6>2. \u51cf\u5c11\u5e8f\u5217\u5316\u6570\u636e\u91cf&#xff1a;<\/h6>\n<ul>\n<li>\u53ea\u5e8f\u5217\u5316\u5fc5\u8981\u5b57\u6bb5(\u4f7f\u7528transient\u6216&#064;JsonIgnore)<\/li>\n<li>\u538b\u7f29\u5e8f\u5217\u5316\u7ed3\u679c(GZIP\u3001Snappy)<\/li>\n<li>\u4f7f\u7528\u4e8c\u8fdb\u5236\u683c\u5f0f\u66ff\u4ee3\u6587\u672c\u683c\u5f0f<\/li>\n<\/ul>\n<h6>3. \u4f18\u5316\u5e8f\u5217\u5316\u8fc7\u7a0b&#xff1a;<\/h6>\n<ul>\n<li>\u91cd\u7528\u5e8f\u5217\u5316\u5668\u5b9e\u4f8b(\u5982Jackson\u7684ObjectMapper)<\/li>\n<li>\u9884\u751f\u6210\u5e8f\u5217\u5316\u4ee3\u7801(\u5982Protobuf)<\/li>\n<li>\u4f7f\u7528\u5185\u5b58\u6c60\u51cf\u5c11GC\u538b\u529b<\/li>\n<\/ul>\n<h6>4. \u7f13\u5b58\u4f18\u5316&#xff1a;<\/h6>\n<ul>\n<li>\u7f13\u5b58\u5e8f\u5217\u5316\u7ed3\u679c(\u9002\u5408\u8bfb\u591a\u5199\u5c11\u573a\u666f)<\/li>\n<li>\u4f7f\u7528\u589e\u91cf\u5e8f\u5217\u5316<\/li>\n<\/ul>\n<h6>5. \u5e76\u53d1\u4f18\u5316&#xff1a;<\/h6>\n<ul>\n<li>\u4f7f\u7528\u7ebf\u7a0b\u672c\u5730(ThreadLocal)\u5b58\u50a8\u5e8f\u5217\u5316\u5668<\/li>\n<li>\u9009\u62e9\u7ebf\u7a0b\u5b89\u5168\u7684\u5e8f\u5217\u5316\u5e93<\/li>\n<\/ul>\n<h6>6. JVM\u5c42\u9762\u4f18\u5316&#xff1a;<\/h6>\n<ul>\n<li>\u8c03\u6574\u7f13\u51b2\u533a\u5927\u5c0f<\/li>\n<li>\u4f7f\u7528\u76f4\u63a5\u5185\u5b58(DirectBuffer)\u51cf\u5c11\u62f7\u8d1d<\/li>\n<\/ul>\n<p>Java\u793a\u4f8b(Jackson\u4f18\u5316)&#xff1a;<\/p>\n<p>\/\/ \u91cd\u7528ObjectMapper\u5b9e\u4f8b<br \/>\nprivate static final ObjectMapper mapper &#061; new ObjectMapper();<\/p>\n<p>\/\/ \u914d\u7f6e\u4f18\u5316<br \/>\nstatic {<br \/>\n    mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);<br \/>\n    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);<br \/>\n    mapper.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);<br \/>\n}<\/p>\n<p>\/\/ \u4f7f\u7528\u66f4\u9ad8\u6548\u7684JsonFactory<br \/>\nprivate static final JsonFactory factory &#061; mapper.getFactory();<br \/>\nprivate static final ThreadLocal&lt;JsonGenerator&gt; generatorCache &#061; ThreadLocal.withInitial(() -&gt; {<br \/>\n    try {<br \/>\n        return factory.createGenerator(new ByteArrayOutputStream(), JsonEncoding.UTF8);<br \/>\n    } catch (IOException e) {<br \/>\n        throw new RuntimeException(e);<br \/>\n    }<br \/>\n});<\/p>\n<h4>4. \u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d&#xff0c;\u5e8f\u5217\u5316\u9762\u4e34\u54ea\u4e9b\u6311\u6218<\/h4>\n<p>\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u5e8f\u5217\u5316\u9762\u4e34\u4ee5\u4e0b\u72ec\u7279\u6311\u6218&#xff1a;<\/p>\n<h6>1. \u8de8\u8bed\u8a00\u517c\u5bb9\u6027&#xff1a;<\/h6>\n<ul>\n<li>\u4e0d\u540c\u670d\u52a1\u53ef\u80fd\u7528\u4e0d\u540c\u8bed\u8a00\u5b9e\u73b0<\/li>\n<li>\u9700\u8981\u786e\u4fdd\u5404\u8bed\u8a00\u90fd\u80fd\u6b63\u786e\u89e3\u6790\u6570\u636e\u683c\u5f0f<\/li>\n<\/ul>\n<h6>2. Schema\u6f14\u8fdb&#xff1a;<\/h6>\n<ul>\n<li>\u670d\u52a1\u72ec\u7acb\u90e8\u7f72\u5bfc\u81f4\u7248\u672c\u4e0d\u4e00\u81f4<\/li>\n<li>\u9700\u8981\u517c\u5bb9\u65b0\u65e7\u6570\u636e\u683c\u5f0f(\u5411\u524d\/\u5411\u540e\u517c\u5bb9)<\/li>\n<li>\u5b57\u6bb5\u589e\u5220\u6539\u7684\u5904\u7406\u7b56\u7565<\/li>\n<\/ul>\n<h6>3. \u6027\u80fd\u8003\u91cf&#xff1a;<\/h6>\n<ul>\n<li>\u9ad8\u5e76\u53d1\u4e0b\u7684\u5e8f\u5217\u5316\/\u53cd\u5e8f\u5217\u5316\u5f00\u9500<\/li>\n<li>\u7f51\u7edc\u4f20\u8f93\u5927\u5c0f\u5bf9\u5ef6\u8fdf\u7684\u5f71\u54cd<\/li>\n<li>\u5e8f\u5217\u5316CPU\u5f00\u9500\u5bf9\u541e\u5410\u91cf\u7684\u5f71\u54cd<\/li>\n<\/ul>\n<h6>4. \u6570\u636e\u4e00\u81f4\u6027&#xff1a;<\/h6>\n<ul>\n<li>\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e2d\u7684\u5e8f\u5217\u5316\u4e00\u81f4\u6027<\/li>\n<li>\u65f6\u949f\u540c\u6b65\u95ee\u9898(Timestamp\u5e8f\u5217\u5316)<\/li>\n<\/ul>\n<h6>5. \u5b89\u5168\u6311\u6218&#xff1a;<\/h6>\n<ul>\n<li>\u8de8\u670d\u52a1\u7684\u5b89\u5168\u8fb9\u754c<\/li>\n<li>\u4e0d\u53ef\u4fe1\u8f93\u5165\u7684\u9a8c\u8bc1\u95ee\u9898<\/li>\n<\/ul>\n<h6>6. \u7279\u6b8a\u6570\u636e\u7c7b\u578b&#xff1a;<\/h6>\n<ul>\n<li>\u5206\u5e03\u5f0fID\u7684\u5e8f\u5217\u5316<\/li>\n<li>\u5927\u5bf9\u8c61(\u5982\u6587\u4ef6)\u7684\u5904\u7406<\/li>\n<li>\u5faa\u73af\u5f15\u7528\u7684\u5904\u7406<\/li>\n<\/ul>\n<h6>7. \u73af\u5883\u5dee\u5f02&#xff1a;<\/h6>\n<ul>\n<li>\u4e0d\u540c\u673a\u5668\u5b57\u8282\u5e8f(Endianness)\u95ee\u9898<\/li>\n<li>\u6d6e\u70b9\u6570\u8868\u793a\u5dee\u5f02<\/li>\n<\/ul>\n<p>\u89e3\u51b3\u65b9\u6848&#xff1a;<\/p>\n<h6>1. \u91c7\u7528\u8de8\u8bed\u8a00\u5e8f\u5217\u5316\u534f\u8bae&#xff1a;<\/h6>\n<ul>\n<li>Protocol Buffers<\/li>\n<li>Apache Thrift<\/li>\n<li>Apache Avro<\/li>\n<\/ul>\n<h6>2. Schema\u7ba1\u7406&#xff1a;<\/h6>\n<ul>\n<li>\u4f7f\u7528\u4e2d\u592eSchema\u4ed3\u5e93<\/li>\n<li>\u5b9a\u4e49\u660e\u786e\u7684\u6f14\u8fdb\u89c4\u5219<\/li>\n<\/ul>\n<h6>3. \u6027\u80fd\u4f18\u5316&#xff1a;<\/h6>\n<ul>\n<li>\u4e8c\u8fdb\u5236\u534f\u8bae\u4f18\u5148<\/li>\n<li>\u96f6\u62f7\u8d1d\u6280\u672f<\/li>\n<li>\u5f02\u6b65\u5e8f\u5217\u5316<\/li>\n<\/ul>\n<h6>4. \u517c\u5bb9\u6027\u8bbe\u8ba1&#xff1a;<\/h6>\n<ul>\n<li>\u6bcf\u4e2a\u6d88\u606f\u5305\u542b\u7248\u672c\u53f7<\/li>\n<li>\u53ea\u6dfb\u52a0\u53ef\u9009\u5b57\u6bb5&#xff0c;\u4e0d\u5220\u9664\u5b57\u6bb5<\/li>\n<li>\u4f7f\u7528\u517c\u5bb9\u6027\u6d4b\u8bd5\u5de5\u5177<\/li>\n<\/ul>\n<h6>5. \u5b89\u5168\u8bbe\u8ba1&#xff1a;<\/h6>\n<ul>\n<li>\u6d88\u606f\u7b7e\u540d\u9a8c\u8bc1<\/li>\n<li>\u4e25\u683c\u7684Schema\u9a8c\u8bc1<\/li>\n<li>\u53cd\u5e8f\u5217\u5316\u6c99\u7bb1<\/li>\n<\/ul>\n<p>\u5b9e\u8df5\u5efa\u8bae&#xff1a;<\/p>\n<ul>\n<li>\u5bf9\u4e8e\u670d\u52a1\u95f4\u901a\u4fe1&#xff0c;\u4f18\u5148\u8003\u8651Protobuf\u7b49\u4e8c\u8fdb\u5236\u534f\u8bae<\/li>\n<li>\u5bf9\u4e8e\u524d\u540e\u7aef\u4ea4\u4e92&#xff0c;\u4f7f\u7528JSON\u5e76\u8003\u8651JSON Schema\u9a8c\u8bc1<\/li>\n<li>\u5bf9\u4e8e\u5927\u6570\u636e\u91cf\u4f20\u8f93&#xff0c;\u8003\u8651\u5206\u5757\u5e8f\u5217\u5316<\/li>\n<li>\u5b9e\u73b0\u5b8c\u5584\u7684\u76d1\u63a7&#xff0c;\u8ddf\u8e2a\u5e8f\u5217\u5316\u6027\u80fd\u6307\u6807<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb248\u6b21\uff0c\u70b9\u8d5e6\u6b21\uff0c\u6536\u85cf5\u6b21\u3002&quot;Java\u9762\u8bd5\u57fa\u7840\u7bc7&quot;\u7cfb\u5217\uff01\u672c\u7cfb\u5217\u65e8\u5728\u5e2e\u52a9Java\u5f00\u53d1\u8005\u7cfb\u7edf\u6027\u5730\u51c6\u5907\u9762\u8bd5\uff0c\u6bcf\u5929\u7cbe\u9009\u81f3\u5c115\u9053\u7ecf\u5178\u9762\u8bd5\u9898\uff0c\u6db5\u76d6Java\u57fa\u7840\u3001\u8fdb\u9636\u3001\u6846\u67b6\u7b49\u5404\u65b9\u9762\u77e5\u8bc6\u3002\u575a\u6301\u5b66\u4e6021\u5929\uff0c\u52a9\u4f60\u9762\u8bd5\u901a\u5173\uff01\u57fa\u7840\u9762\u8bd5\u9898\uff1a\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(1)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(2)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(3)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(4)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(5)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u57fa\u7840(6)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(7)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(8)\u6bcf\u65e55\u9898Java\u9762\u8bd5\u7cfb\u5217\u8fdb\u9636(9)\u5b9a\u4e49\u6ce8\u89e3\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1874,99,176],"topic":[],"class_list":{"0":"post-56586","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-server","7":"tag-java","9":"tag-176"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - 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