{"id":20198,"date":"2025-11-29T11:10:04","date_gmt":"2025-11-29T11:10:04","guid":{"rendered":"https:\/\/www.kaashivinfotech.com\/blog\/?p=20198"},"modified":"2025-11-29T12:02:53","modified_gmt":"2025-11-29T12:02:53","slug":"what-is-api-in-java-beginner-soap-api","status":"publish","type":"post","link":"https:\/\/www.kaashivinfotech.com\/blog\/what-is-api-in-java-beginner-soap-api\/","title":{"rendered":"6 Things You Must Know About What Is API in Java -With a SOAP API Example That Finally Made It Click\u00a0"},"content":{"rendered":"<h2 data-start=\"505\" data-end=\"526\">\u2b50 Key Highlights<\/h2>\n<ul data-start=\"527\" data-end=\"939\">\n<li data-start=\"527\" data-end=\"585\">\n<p data-start=\"529\" data-end=\"585\"><strong>soap api example<\/strong> explained in a simple, human way.<\/p>\n<\/li>\n<li data-start=\"586\" data-end=\"676\">\n<p data-start=\"588\" data-end=\"676\"><strong>open api example<\/strong> included so beginners understand both old-school and modern APIs.<\/p>\n<\/li>\n<li data-start=\"677\" data-end=\"719\">\n<p data-start=\"679\" data-end=\"719\">Real <a href=\"https:\/\/www.kaashivinfotech.com\/blog\/inheritance-in-java-types-guide-2025\/\">Java code<\/a> examples you can reuse.<\/p>\n<\/li>\n<li data-start=\"720\" data-end=\"774\">\n<p data-start=\"722\" data-end=\"774\">My personal experience learning APIs the hard way.<\/p>\n<\/li>\n<li data-start=\"775\" data-end=\"832\">\n<p data-start=\"777\" data-end=\"832\">When to use SOAP vs REST vs OpenAPI in real projects.<\/p>\n<\/li>\n<li data-start=\"833\" data-end=\"887\">\n<p data-start=\"835\" data-end=\"887\">Step-by-step API call flow explained like a story.<\/p>\n<\/li>\n<li data-start=\"888\" data-end=\"939\">\n<p data-start=\"890\" data-end=\"939\">Beginner-friendly but deep enough for interviews.<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"941\" data-end=\"944\" \/>\n<h2 data-start=\"946\" data-end=\"1026\">\u00a0Soap API Example<\/h2>\n<p data-start=\"1028\" data-end=\"1177\">If you came here searching for a clear, practical soap api example, or maybe an open api example, I want to give you the answer right away:<\/p>\n<p data-start=\"1179\" data-end=\"1322\">\u27a1\ufe0f <strong data-start=\"1182\" data-end=\"1320\">APIs in Java are simply ways for your <a href=\"https:\/\/www.wikitechy.com\/what-are-the-basics-of-java\/\" target=\"_blank\" rel=\"noopener\">Java<\/a> application to talk to another application \u2014 usually over the internet \u2014 and exchange data.<\/strong><\/p>\n<p data-start=\"1324\" data-end=\"1608\">And yes, Java supports multiple API styles like <a href=\"https:\/\/www.wikitechy.com\/interview-questions\/web-designing\/what-is-the-difference-between-soap-and-rest\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"1372\" data-end=\"1380\">SOAP<\/strong><\/a>, <strong data-start=\"1382\" data-end=\"1390\">REST<\/strong>, <strong data-start=\"1392\" data-end=\"1403\">OpenAPI<\/strong>, <strong data-start=\"1405\" data-end=\"1416\">GraphQL<\/strong> and more. But in this article, we\u2019ll look closely at a soap api example, because SOAP still exists in banking, insurance, telecom, and enterprise systems \u2014 yes, the big guys still use it.<\/p>\n<p data-start=\"1610\" data-end=\"1645\">Now let&#8217;s jump into the full story.<\/p>\n<hr data-start=\"1647\" data-end=\"1650\" \/>\n<h2 data-start=\"1652\" data-end=\"1709\"><strong data-start=\"1654\" data-end=\"1709\">What Is API in Java\u00a0<\/strong><\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-20199 size-full\" src=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API.webp\" alt=\"\" width=\"1000\" height=\"470\" srcset=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API.webp 1000w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API-300x141.webp 300w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API-768x361.webp 768w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API-380x179.webp 380w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/What-is-an-API-800x376.webp 800w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p data-start=\"1711\" data-end=\"1929\">If I\u2019m being honest, the very first time I heard \u201cAPI\u201d while learning Java, it sounded like some secret technology only <em data-start=\"1831\" data-end=\"1838\">elite<\/em> developers understood. But once I wrote my first API call, everything suddenly made sense.<\/p>\n<p data-start=\"1931\" data-end=\"1957\"><strong>Here\u2019s how I see it today:<\/strong><\/p>\n<p data-start=\"1959\" data-end=\"2189\">\ud83d\udc49 An API is like a waiter in a restaurant.<br data-start=\"2006\" data-end=\"2009\" \/>You (client) ask for something.<br data-start=\"2040\" data-end=\"2043\" \/>Java (your code) sends that request.<br data-start=\"2079\" data-end=\"2082\" \/>The server (the kitchen) prepares the data.<br data-start=\"2125\" data-end=\"2128\" \/>The API brings everything back neatly wrapped in JSON or XML.<\/p>\n<p data-start=\"2191\" data-end=\"2205\">Simple, right?<\/p>\n<p data-start=\"2207\" data-end=\"2328\">Java makes this super easy because it has libraries for <strong>SOAP, REST, OpenAPI<\/strong>, and pretty much everything else.<\/p>\n<hr data-start=\"2330\" data-end=\"2333\" \/>\n<h2 data-start=\"2335\" data-end=\"2414\"><strong data-start=\"2337\" data-end=\"2414\">1. Understanding SOAP \u2013 With a soap api example You\u2019ll Actually Relate To<\/strong><\/h2>\n<p data-start=\"2416\" data-end=\"2482\">Before showing the soap api example, let me confess something.<\/p>\n<p data-start=\"2484\" data-end=\"2515\"><strong>When I first saw XML tags like:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"xml\">&lt;soapenv:Envelope&gt;\r\n<\/pre>\n<p data-start=\"2548\" data-end=\"2724\">I almost closed the laptop. XML looked like the cousin of HTML who never learned minimalism \ud83d\ude05.<br data-start=\"2644\" data-end=\"2647\" \/><strong>But then I realized that SOAP was designed in an era when enterprises needed:<\/strong><\/p>\n<ul data-start=\"2726\" data-end=\"2815\">\n<li data-start=\"2726\" data-end=\"2746\">\n<p data-start=\"2728\" data-end=\"2746\">Strict structure<\/p>\n<\/li>\n<li data-start=\"2747\" data-end=\"2765\">\n<p data-start=\"2749\" data-end=\"2765\">Heavy security<\/p>\n<\/li>\n<li data-start=\"2766\" data-end=\"2798\">\n<p data-start=\"2768\" data-end=\"2798\">Contract-based communication<\/p>\n<\/li>\n<li data-start=\"2799\" data-end=\"2815\">\n<p data-start=\"2801\" data-end=\"2815\">Predictability<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2817\" data-end=\"2902\">Imagine working in a bank \u2014 you <em data-start=\"2849\" data-end=\"2857\">cannot<\/em> risk sending half-baked JSON objects around.<\/p>\n<h2 data-start=\"2904\" data-end=\"2931\">So what is SOAP in Java?<\/h2>\n<ul>\n<li data-start=\"2933\" data-end=\"3130\">\u00a0SOAP (Simple Object Access Protocol) uses <strong data-start=\"2978\" data-end=\"2985\">XML<\/strong> and a <strong data-start=\"2992\" data-end=\"3000\">WSDL<\/strong> file (contract) to define how systems communicate.<\/li>\n<li data-start=\"2933\" data-end=\"3130\">Java supports SOAP through <strong data-start=\"3084\" data-end=\"3094\">JAX-WS<\/strong>, <strong data-start=\"3096\" data-end=\"3110\">Apache CXF<\/strong>, and <strong data-start=\"3116\" data-end=\"3129\">Spring-WS<\/strong>.<\/li>\n<\/ul>\n<hr data-start=\"3132\" data-end=\"3135\" \/>\n<h2 data-start=\"3137\" data-end=\"3213\"><strong data-start=\"3139\" data-end=\"3213\">2. A Real Java SOAP API Example\u00a0<\/strong><\/h2>\n<p data-start=\"3215\" data-end=\"3279\">Here\u2019s a simple <strong data-start=\"3231\" data-end=\"3251\">soap api example<\/strong> using Java\u2019s JAX-WS client.<\/p>\n<p data-start=\"3215\" data-end=\"3279\"><img decoding=\"async\" class=\"aligncenter wp-image-20213 size-full\" src=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-in-java.webp\" alt=\"\" width=\"290\" height=\"174\" \/><\/p>\n<p data-start=\"3215\" data-end=\"3279\">\n<p data-start=\"3281\" data-end=\"3360\">Let\u2019s say we want to consume a SOAP service that returns the weather of a city.<\/p>\n<h3 data-start=\"3362\" data-end=\"3389\">\ud83d\udccc WSDL URL (Example)<\/h3>\n<p>https:\/\/www.example.com\/weather?wsdl<\/p>\n<p>&nbsp;<\/p>\n<h3 data-start=\"3436\" data-end=\"3464\">\ud83d\udccc Java SOAP Client Code<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"java\">URL url = new URL(\"https:\/\/www.example.com\/weather?wsdl\");\r\nQName qname = new QName(\"http:\/\/service.example.com\/\", \"WeatherService\");\r\n\r\nService service = Service.create(url, qname);\r\nWeatherInterface weather = service.getPort(WeatherInterface.class);\r\n\r\nString result = weather.getWeather(\"Delhi\");\r\nSystem.out.println(result);\r\n<\/pre>\n<p>&nbsp;<\/p>\n<p data-start=\"3800\" data-end=\"3830\">Look at that \u2014 super readable.<\/p>\n<p data-start=\"3832\" data-end=\"3951\">This is the soap api example most developers start with.<br data-start=\"3892\" data-end=\"3895\" \/>And honestly? This was the moment things clicked for me.<\/p>\n<hr data-start=\"3953\" data-end=\"3956\" \/>\n<h2 data-start=\"3958\" data-end=\"4029\"><strong data-start=\"3960\" data-end=\"4029\">3. Now Let\u2019s Talk About OpenAPI \u2013 With an open api example Too \ud83d\ude80<\/strong><\/h2>\n<p data-start=\"4031\" data-end=\"4102\">SOAP may be old-school, but OpenAPI is what modern developers love.<\/p>\n<p data-start=\"4104\" data-end=\"4122\">You\u2019ll find it in:<\/p>\n<ul data-start=\"4124\" data-end=\"4204\">\n<li data-start=\"4124\" data-end=\"4136\">\n<p data-start=\"4126\" data-end=\"4136\">Startups<\/p>\n<\/li>\n<li data-start=\"4137\" data-end=\"4151\">\n<p data-start=\"4139\" data-end=\"4151\">Cloud apps<\/p>\n<\/li>\n<li data-start=\"4152\" data-end=\"4167\">\n<p data-start=\"4154\" data-end=\"4167\">Mobile apps<\/p>\n<\/li>\n<li data-start=\"4168\" data-end=\"4185\">\n<p data-start=\"4170\" data-end=\"4185\">Microservices<\/p>\n<\/li>\n<li data-start=\"4186\" data-end=\"4204\">\n<p data-start=\"4188\" data-end=\"4204\">SaaS platforms<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4206\" data-end=\"4282\">If <a href=\"https:\/\/www.wikitechy.com\/interview-questions\/web-designing\/what-is-the-difference-between-soap-and-rest\/\" target=\"_blank\" rel=\"noopener\">SOAP<\/a> is a textbook, OpenAPI is Google Docs \u2014 smooth, flexible, beautiful.<\/p>\n<h2 data-start=\"4284\" data-end=\"4303\">What Is OpenAPI?<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-20214 size-full\" src=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development.webp\" alt=\"\" width=\"902\" height=\"528\" srcset=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development.webp 902w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development-300x176.webp 300w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development-768x450.webp 768w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development-380x222.webp 380w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/api-development-800x468.webp 800w\" sizes=\"(max-width: 902px) 100vw, 902px\" \/><\/p>\n<ul>\n<li data-start=\"4305\" data-end=\"4444\">\u00a0A specification for describing <a href=\"https:\/\/www.kaashivinfotech.com\/blog\/rest-api-vs-web-api-key-differences\/\">REST APIs<\/a>.<\/li>\n<li data-start=\"4305\" data-end=\"4444\">\u00a0It uses JSON or YAML.<\/li>\n<li data-start=\"4305\" data-end=\"4444\">\u00a0It comes with interactive docs through Swagger UI.<\/li>\n<\/ul>\n<p data-start=\"4446\" data-end=\"4503\">Now let&#8217;s look at the open api example you asked for.<\/p>\n<hr data-start=\"4505\" data-end=\"4508\" \/>\n<h2 data-start=\"4510\" data-end=\"4557\">A Real open api example Java + Spring Boot<\/h2>\n<p data-start=\"4559\" data-end=\"4624\">This is a small open api example using <a href=\"https:\/\/www.kaashivinfotech.com\/blog\/spring-boot-annotations-explained\/\">Spring Boot<\/a> + Swagger.<\/p>\n<h3 data-start=\"4626\" data-end=\"4654\">Step 1: Add Dependencies<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"xml\">&lt;dependency&gt;\r\n    &lt;groupId&gt;org.springdoc&lt;\/groupId&gt;\r\n    &lt;artifactId&gt;springdoc-openapi-starter-webmvc-ui&lt;\/artifactId&gt;\r\n    &lt;version&gt;2.0.2&lt;\/version&gt;\r\n&lt;\/dependency&gt;\r\n<\/pre>\n<p>&nbsp;<\/p>\n<h3 data-start=\"4825\" data-end=\"4854\">Step 2: Create Controller<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"java\">@RestController\r\npublic class GreetingController {\r\n\r\n    @GetMapping(\"\/hello\")\r\n    public String hello() {\r\n        return \"Hello, API World!\";\r\n    }\r\n}\r\n<\/pre>\n<p>&nbsp;<\/p>\n<h3 data-start=\"5017\" data-end=\"5044\">Step 3: View API Docs<\/h3>\n<p data-start=\"5045\" data-end=\"5071\"><strong>Run the project and visit:<\/strong><\/p>\n<p>\u00a0 \u00a0 \u00a0http:\/\/localhost:8080\/swagger-ui.html<\/p>\n<p data-start=\"5120\" data-end=\"5195\">That\u2019s your open api example \u2014 auto-documented, interactive, and clean.<\/p>\n<hr data-start=\"5197\" data-end=\"5200\" \/>\n<h2 data-start=\"5202\" data-end=\"5243\"><strong data-start=\"5204\" data-end=\"5243\">4. SOAP vs OpenAPI\u00a0<\/strong><\/h2>\n<figure id=\"attachment_20215\" aria-describedby=\"caption-attachment-20215\" style=\"width: 384px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-20215 size-full\" src=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/SOAP-vs-OpenAPI-.webp\" alt=\"SOAP vs OpenAPI\u00a0\" width=\"384\" height=\"186\" srcset=\"https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/SOAP-vs-OpenAPI-.webp 384w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/SOAP-vs-OpenAPI--300x145.webp 300w, https:\/\/www.kaashivinfotech.com\/blog\/wp-content\/uploads\/2025\/11\/SOAP-vs-OpenAPI--380x184.webp 380w\" sizes=\"(max-width: 384px) 100vw, 384px\" \/><figcaption id=\"caption-attachment-20215\" class=\"wp-caption-text\"><strong>SOAP vs OpenAPI<\/strong>\u00a0<\/figcaption><\/figure>\n<h3 data-start=\"5245\" data-end=\"5281\">SOAP &#8211; with our soap api example<\/h3>\n<ul data-start=\"5282\" data-end=\"5420\">\n<li data-start=\"5282\" data-end=\"5339\">\n<p data-start=\"5284\" data-end=\"5339\">Best for <strong>finance, telecom, legacy systems<\/strong><\/p>\n<\/li>\n<li data-start=\"5340\" data-end=\"5360\">\n<p data-start=\"5342\" data-end=\"5360\">Heavy but secure<\/p>\n<\/li>\n<li data-start=\"5361\" data-end=\"5373\">\n<p data-start=\"5363\" data-end=\"5373\">XML only<\/p>\n<\/li>\n<li data-start=\"5374\" data-end=\"5391\">\n<p data-start=\"5376\" data-end=\"5391\">WSDL contract<\/p>\n<\/li>\n<li data-start=\"5392\" data-end=\"5420\">\n<p data-start=\"5394\" data-end=\"5420\">Designed for reliability<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"5422\" data-end=\"5461\">OpenAPI &#8211; with our open api example<\/h3>\n<ul>\n<li data-start=\"5462\" data-end=\"5527\">\n<p data-start=\"5464\" data-end=\"5527\">Best for <a href=\"https:\/\/www.kaashivinfotech.com\/blog\/web-development-frameworks-in-2025\/\"><strong data-start=\"5473\" data-end=\"5492\">modern web apps<\/strong><\/a>, <strong data-start=\"5494\" data-end=\"5511\">microservices<\/strong>, <strong data-start=\"5513\" data-end=\"5525\">startups<\/strong><\/p>\n<\/li>\n<li data-start=\"5528\" data-end=\"5552\">\n<p data-start=\"5530\" data-end=\"5552\">Lightweight and fast<\/p>\n<\/li>\n<li data-start=\"5553\" data-end=\"5569\">\n<p data-start=\"5555\" data-end=\"5569\"><a href=\"https:\/\/www.wikitechy.com\/tutorial\/mongodb\/what-is-json\" target=\"_blank\" rel=\"noopener\">JSON<\/a> or YAML<\/p>\n<\/li>\n<li data-start=\"5570\" data-end=\"5592\">\n<p data-start=\"5572\" data-end=\"5592\">Auto documentation<\/p>\n<\/li>\n<li data-start=\"5593\" data-end=\"5615\">\n<p data-start=\"5595\" data-end=\"5615\">Easy for beginners<\/p>\n<\/li>\n<\/ul>\n<p><strong>My personal rule?<\/strong><\/p>\n<ul>\n<li>If you see a WSDL file \u2014 <em data-start=\"5665\" data-end=\"5681\">run RESTlessly<\/em> \ud83d\ude04<\/li>\n<li>If you&#8217;re building something fresh \u2014 choose OpenAPI.<\/li>\n<\/ul>\n<hr data-start=\"5744\" data-end=\"5747\" \/>\n<h2 data-start=\"5749\" data-end=\"5797\"><strong data-start=\"5751\" data-end=\"5797\">5. Why APIs Matter in Java \u2014 A Small Story<\/strong><\/h2>\n<p data-start=\"5799\" data-end=\"5941\">A few years ago, I built an app that needed live currency exchange rates.<br data-start=\"5872\" data-end=\"5875\" \/><strong>My first thought:<\/strong><br data-start=\"5892\" data-end=\"5895\" \/>\u201cShould I write the<a href=\"http:\/\/wikitechy.com\/binary-arithmetic-explained-with-examples\/\" target=\"_blank\" rel=\"noopener\"> calculation logic<\/a> myself?\u201d<\/p>\n<p data-start=\"5943\" data-end=\"5960\">Of course not \ud83d\ude02.<\/p>\n<p data-start=\"5962\" data-end=\"6030\">I plugged in a public API, and in five minutes, the app was working.<\/p>\n<p data-start=\"6032\" data-end=\"6126\">That moment taught me how APIs <em data-start=\"6063\" data-end=\"6075\">save hours<\/em>, <em data-start=\"6077\" data-end=\"6090\">reduce cost<\/em>, and <em data-start=\"6096\" data-end=\"6125\">avoid reinventing the wheel<\/em>.<\/p>\n<p data-start=\"6128\" data-end=\"6176\">Java shines here because it gives you tools for:<\/p>\n<ul data-start=\"6178\" data-end=\"6295\">\n<li data-start=\"6178\" data-end=\"6191\">\n<p data-start=\"6180\" data-end=\"6191\">SOAP APIs<\/p>\n<\/li>\n<li data-start=\"6192\" data-end=\"6205\">\n<p data-start=\"6194\" data-end=\"6205\">REST APIs<\/p>\n<\/li>\n<li data-start=\"6206\" data-end=\"6222\">\n<p data-start=\"6208\" data-end=\"6222\">JSON parsing<\/p>\n<\/li>\n<li data-start=\"6223\" data-end=\"6238\">\n<p data-start=\"6225\" data-end=\"6238\">XML parsing<\/p>\n<\/li>\n<li data-start=\"6239\" data-end=\"6264\">\n<p data-start=\"6241\" data-end=\"6264\">OpenAPI documentation<\/p>\n<\/li>\n<li data-start=\"6265\" data-end=\"6295\">\n<p data-start=\"6267\" data-end=\"6295\">Microservice communication<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"6780\" data-end=\"6783\" \/>\n<h2 data-start=\"6302\" data-end=\"6360\"><strong data-start=\"6304\" data-end=\"6360\">6.<\/strong><strong data-start=\"6787\" data-end=\"6850\"> Final Thoughts \u2014 APIs Are the Real Superpower of Java \ud83d\udca1<\/strong><\/h2>\n<p data-start=\"6852\" data-end=\"6955\">If you&#8217;re <a href=\"https:\/\/www.kaashivinfotech.com\/java-developer-course-chennai\/\">learning Java<\/a> in 2025 and beyond, you cannot escape APIs \u2014 and trust me, that\u2019s a good thing.<\/p>\n<p data-start=\"6957\" data-end=\"7145\">From the strict structure of a soap api example<br data-start=\"7008\" data-end=\"7011\" \/>to the clean flexibility of an open api example,<br data-start=\"7063\" data-end=\"7066\" \/>every API style teaches you something new about how systems talk to each other.<\/p>\n<p data-start=\"7147\" data-end=\"7254\">APIs are not just code.<br data-start=\"7170\" data-end=\"7173\" \/>They\u2019re conversations between machines.<br data-start=\"7212\" data-end=\"7215\" \/>And Java speaks this language fluently.<\/p>\n<hr data-start=\"6780\" data-end=\"6783\" \/>\n<h2 data-start=\"7407\" data-end=\"7427\">Related Reads:<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.kaashivinfotech.com\/blog\/web-development-frameworks-in-2025\/\">Web Development Frameworks in 2025<\/a><\/li>\n<li><a href=\"https:\/\/www.wikitechy.com\/how-to-use-an-api-beginners-guide\/\" target=\"_blank\" rel=\"noopener\">How to Use an API<\/a><\/li>\n<li><a href=\"https:\/\/www.wikitechy.com\/api-testing-tools-postman-guide-2025\/\" target=\"_blank\" rel=\"noopener\">A Complete Guide to API Testing Tools<\/a><\/li>\n<li><a href=\"https:\/\/www.wikitechy.com\/interview-questions\/web-designing\/what-is-the-difference-between-soap-and-rest\/\" target=\"_blank\" rel=\"noopener\">What is the difference between SOAP and REST<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u2b50 Key Highlights soap api example explained in a simple, human way. open api example included so beginners understand both old-school and modern APIs. Real Java code examples you can reuse. My personal experience learning APIs the hard way. When to use SOAP vs REST vs OpenAPI in real projects. Step-by-step API call flow explained [&hellip;]<\/p>\n","protected":false},"author":35,"featured_media":20209,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3356],"tags":[10746,10751,10752,10757,10749,10750,10754,10755,10481,10747,10748,1494,10753,10756],"class_list":["post-20198","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java","tag-api","tag-api-integration","tag-api-testing","tag-cloud-integration","tag-graphql","tag-grpc","tag-http-methods","tag-json","tag-microservices","tag-rest-api","tag-soap-api","tag-software-development","tag-web-apis","tag-xml"],"_links":{"self":[{"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/posts\/20198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/users\/35"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/comments?post=20198"}],"version-history":[{"count":0,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/posts\/20198\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/media\/20209"}],"wp:attachment":[{"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/media?parent=20198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/categories?post=20198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kaashivinfotech.com\/blog\/wp-json\/wp\/v2\/tags?post=20198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}