Merge pull request #408 from Pranavram22/main

added jsontojava

Author: annuk123

package-lock.json

@@ -0,0 +1,181 @@
+"use client";
+import React, { useState } from "react";
+import { NavBar } from "@/components/navbar";
+
+const Converter = () => {
+  const [inputJSON, setInputJSON] = useState("");
+  const [outputJava, setOutputJava] = useState("");
+  const [isDarkMode, setIsDarkMode] = useState(false);
+  const [copySuccess, setCopySuccess] = useState(false);
+
+  const handleCopy = () => {
+    if (outputJava) {
+      navigator.clipboard.writeText(outputJava);
+      setCopySuccess(true);
+      setTimeout(() => setCopySuccess(false), 3000);
+    }
+  };
+
+  const toggleTheme = () => {
+    setIsDarkMode(!isDarkMode);
+  };
+
+  const handleConvert = () => {
+    try {
+      const jsonObject = JSON.parse(inputJSON);
+      const convertedCode = convertJsonToJava(jsonObject, "RootClass");
+      setOutputJava(convertedCode);
+    } catch (error) {
+      setOutputJava(`Error: ${error.message}. Please check your JSON input.`);
+    }
+  };
+
+  const convertJsonToJava = (json, className) => {
+    let javaCode = `public class ${className} {\n`;
+
+    for (const [key, value] of Object.entries(json)) {
+      const type = getJavaType(value);
+      const fieldName = toCamelCase(key);
+      javaCode += `    private ${type} ${fieldName};\n`;
+    }
+
+    // Generate getters and setters
+    for (const [key, value] of Object.entries(json)) {
+      const type = getJavaType(value);
+      const fieldName = toCamelCase(key);
+      const capitalizedFieldName =
+        fieldName.charAt(0).toUpperCase() + fieldName.slice(1);
+
+      // Getter
+      javaCode += `\n    public ${type} get${capitalizedFieldName}() {\n`;
+      javaCode += `        return ${fieldName};\n`;
+      javaCode += `    }\n`;
+
+      // Setter
+      javaCode += `\n    public void set${capitalizedFieldName}(${type} ${fieldName}) {\n`;
+      javaCode += `        this.${fieldName} = ${fieldName};\n`;
+      javaCode += `    }\n`;
+    }
+
+    javaCode += "}\n";
+
+    // Generate nested classes
+    for (const [key, value] of Object.entries(json)) {
+      if (
+        typeof value === "object" &&
+        value !== null &&
+        !Array.isArray(value)
+      ) {
+        const nestedClassName = key.charAt(0).toUpperCase() + key.slice(1);
+        javaCode += "\n" + convertJsonToJava(value, nestedClassName);
+      }
+    }
+
+    return javaCode;
+  };
+
+  const getJavaType = (value) => {
+    if (value === null) return "Object";
+    if (typeof value === "string") return "String";
+    if (typeof value === "number") {
+      return Number.isInteger(value) ? "int" : "double";
+    }
+    if (typeof value === "boolean") return "boolean";
+    if (Array.isArray(value)) {
+      if (value.length === 0) return "List<Object>";
+      return `List<${getJavaType(value[0])}>`;
+    }
+    if (typeof value === "object") {
+      return capitalizeFirstLetter(value.constructor.name);
+    }
+    return "Object";
+  };
+
+  const toCamelCase = (str) => {
+    return str.replace(/[^a-zA-Z0-9]+(.)/g, (m, chr) => chr.toUpperCase());
+  };
+
+  const capitalizeFirstLetter = (string) => {
+    return string.charAt(0).toUpperCase() + string.slice(1);
+  };
+
+  return (
+    <div
+      className={`${isDarkMode ? "bg-gray-900 text-gray-400" : "bg-gray-100 text-gray-500"} min-h-screen w-full pb-2`}
+    >
+      <NavBar
+        title="JSON to Java Converter"
+        isDarkMode={isDarkMode}
+        toggleTheme={toggleTheme}
+      />
+      <h1 className="relative z-10 font-sans text-5xl font-bold text-center text-transparent md:text-7xl bg-clip-text bg-gradient-to-b from-neutral-200 to-neutral-600 mb-7 mt-4">
+        JSON to Java Converter
+      </h1>
+
+      <div className="flex flex-col md:flex-row gap-2">
+        <textarea
+          className={`w-full ml-7 mr-4 p-2 rounded-lg border border-gray-300 focus:ring-2 focus:ring-blue-500 focus:outline-none transition duration-200 ease-in-out placeholder-gray-400 shadow-sm hover:shadow-md resize-none ${isDarkMode ? "bg-gray-800 text-gray-200" : "bg-gray-200 text-gray-500"}`}
+          rows="10"
+          placeholder="Paste JSON here..."
+          value={inputJSON}
+          onChange={(e) => setInputJSON(e.target.value)}
+        ></textarea>
+
+        <div className="relative w-full mr-7">
+          <textarea
+            className={`w-full p-2 rounded-lg border border-gray-300 focus:ring-2 focus:ring-blue-500 focus:outline-none transition duration-200 ease-in-out placeholder-gray-400 shadow-sm hover:shadow-md resize-none ${isDarkMode ? "bg-gray-800 text-gray-200" : "bg-gray-200 text-gray-500"}`}
+            rows="10"
+            readOnly
+            value={outputJava}
+          ></textarea>
+
+          <button
+            className={`absolute top-2 right-2 ${
+              copySuccess ? "bg-green-500" : "bg-gray-200 hover:bg-gray-300"
+            } rounded p-2 focus:outline-none transition-colors duration-200`}
+            onClick={handleCopy}
+          >
+            {copySuccess ? (
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 24 24"
+                fill="white"
+                className="w-6 h-6"
+              >
+                <path
+                  fillRule="evenodd"
+                  d="M16.707 7.707a1 1 0 00-1.414-1.414L9 12.586l-2.293-2.293a1 1 0 10-1.414 1.414l3 3a1 1 0 001.414 0l7-7z"
+                  clipRule="evenodd"
+                />
+              </svg>
+            ) : (
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                fill="none"
+                viewBox="0 0 24 24"
+                stroke="currentColor"
+                className="w-6 h-6 text-gray-700"
+              >
+                <path
+                  strokeLinecap="round"
+                  strokeLinejoin="round"
+                  strokeWidth={2}
+                  d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"
+                />
+              </svg>
+            )}
+          </button>
+        </div>
+      </div>
+
+      <button
+        className="bg-gradient-to-r from-blue-500 to-indigo-600 text-white px-6 py-3 mt-6 rounded-lg shadow-lg hover:from-blue-600 hover:to-indigo-700 hover:shadow-xl transform hover:scale-105 transition duration-300 ease-in-out focus:outline-none focus:ring-4 focus:ring-blue-300 ml-7"
+        onClick={handleConvert}
+      >
+        Convert to Java
+      </button>
+    </div>
+  );
+};
+
+export default Converter;

src/app/convert/Json-to-Java/page.jsx

@@ -154,5 +154,11 @@
     "name": "CSS To Tailwind Converter",
     "link": "/CSS-to-Tailwind-converter",
     "ctg": "other"
+  },
+  {
+    "id": 27,
+    "name": "JSON TO Java ",
+    "link": "/convert/Json-to-Java",
+    "ctg": "other"
   }
 ]