{"id":20072,"date":"2025-09-29T20:29:26","date_gmt":"2025-09-29T14:59:26","guid":{"rendered":"https:\/\/vinish.dev\/?page_id=20072"},"modified":"2026-01-14T18:54:22","modified_gmt":"2026-01-14T13:24:22","slug":"java-code-formatter-online","status":"publish","type":"page","link":"https:\/\/vinish.dev\/java-code-formatter-online","title":{"rendered":"Java Code Formatter Online"},"content":{"rendered":"\n<!-- Resource hints for faster connects -->\n<link rel=\"preconnect\" href=\"https:\/\/cdn.jsdelivr.net\" crossorigin>\n<link rel=\"dns-prefetch\" href=\"https:\/\/cdn.jsdelivr.net\">\n\n<!-- CodeMirror CSS -->\n<link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/codemirror@5.65.2\/lib\/codemirror.min.css\">\n<link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/codemirror@5.65.2\/theme\/default.min.css\">\n\n<!-- CodeMirror JS -->\n<script defer src=\"https:\/\/cdn.jsdelivr.net\/npm\/codemirror@5.65.2\/lib\/codemirror.min.js\"><\/script>\n<script defer src=\"https:\/\/cdn.jsdelivr.net\/npm\/codemirror@5.65.2\/mode\/clike\/clike.min.js\"><\/script>\n\n<!-- js-beautify for code formatting -->\n<script defer src=\"https:\/\/cdn.jsdelivr.net\/npm\/js-beautify@1.14.7\/js\/lib\/beautify.min.js\"><\/script>\n\n\n\n<style>\n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n\n.hero-section.is-width-constrained {\n    margin-bottom: 10px;\n}\n header.entry-header {\n    text-align: center;\n}.ct-container-full {\n    padding-top: 10px;\n}.ct-share-box.is-width-constrained.ct-hidden-sm {\n    max-width: 800px;\n}\n\n        .java_container {\n            max-width: 1200px;\n            margin: 0 auto;\n            background-color: #e5e5d4;\n            border-radius: 12px;\n            padding: 20px;\n            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);\n        }\n\n        .java_main_content {\n            display: grid;\n            grid-template-columns: 1fr 2fr;\n            gap: 30px;\n            align-items: start;\n        }\n\n        .java_left_panel {\n            display: flex;\n            flex-direction: column;\n        }\n\n        .java_right_panel {\n            display: flex;\n            flex-direction: column;\n        }\n\n        .java_header {\n            text-align: center;\n            margin-bottom: 20px;\n        }\n\n        .java_header h1 {\n            color: #5f383f;\n            font-size: 24px;\n            margin-bottom: 5px;\n        }\n\n        .java_header p {\n            color: #3e3c3c;\n            font-size: 18px;\n        }\n\n        .java_upload_section {\n            background-color: #f7f7e8;\n            border: 2px dashed #5f383f;\n            border-radius: 8px;\n            padding: 20px;\n            text-align: center;\n            margin-bottom: 20px;\n        }\n\n        .java_file_input {\n            display: none;\n        }\n\n        .java_upload_btn {\n            background-color: #5f383f;\n            color: white;\n            border: none;\n            padding: 12px 24px;\n            border-radius: 6px;\n            cursor: pointer;\n            font-size: 16px;\n            transition: background-color 0.3s;\n            margin: 5px;\n        }\n\n        .java_upload_btn:hover {\n            background-color: #4a2c32;\n        }\n\n        .java_controls {\n            display: grid;\n            grid-template-columns: 1fr;\n            gap: 15px;\n            margin-bottom: 20px;\n        }\n\n        .java_control_group {\n            background-color: #f7f7e8;\n            padding: 15px;\n            border-radius: 8px;\n        }\n\n        .java_control_group label {\n            display: block;\n            margin-bottom: 8px;\n            font-weight: 600;\n            color: #5f383f;\n        }\n\n        .java_slider {\n            width: 100%;\n            margin: 10px 0;\n        }\n\n        .java_slider_container {\n            display: flex;\n            align-items: center;\n            gap: 10px;\n        }\n\n        .java_slider_value {\n            min-width: 40px;\n            font-size: 14px;\n            color: #3e3c3c;\n        }\n\n        .java_action_buttons {\n            display: grid;\n            grid-template-columns: 1fr 1fr;\n            gap: 10px;\n            margin-top: 10px;\nmargin-bottom: 20px;\n        }\n\n        .java_action_btn {\n            background-color: #051b46;\n            color: white;\n            border: none;\n            padding: 12px 16px;\n            border-radius: 4px;\n            cursor: pointer;\n            font-size: 14px;\n            transition: background-color 0.3s;\n        }\n\n        .java_action_btn:hover:not(:disabled) {\n            background-color: #041638;\n        }\n\n        .java_action_btn:disabled {\n            background-color: #ccc;\n            cursor: not-allowed;\n        }\n\n        .java_clear_btn {\n            background-color: #dc3545;\n            color: white;\n            border: none;\n            padding: 8px 16px;\n            border-radius: 4px;\n            cursor: pointer;\n            font-size: 14px;\n        }\n\n        .java_clear_btn:hover {\n            background-color: #c82333;\n        }\n\n        .java_info {\n            background-color: #f7f7e8;\n            padding: 10px;\n            border-radius: 6px;\n            margin-bottom: 15px;\n            font-size: 14px;\n            text-align: center;\n            color: #5f383f;\n        }\n\n        .java_editor_container {\n            width: 100%;\n            height: 100vh;\n            border: 2px solid #5f383f;\n            border-radius: 8px;\n            background-color: white !important;\n            overflow: hidden;\n        }\n\n        .CodeMirror {\n            height: 100%;\n            font-size: 14px;\n            font-family: 'Consolas', 'Monaco', 'Courier New', monospace;\n        }\n\n        .CodeMirror-linenumber {\n            color: #3e3c3c;\n            background-color: #f5f5f5;\n        }\n\n        .CodeMirror-gutters {\n            background-color: #f5f5f5;\n            border-right: 1px solid #ddd;\n        }\n\n        .java_stats {\n            background-color: #f7f7e8;\n            padding: 10px;\n            border-radius: 6px;\n            margin-top: 10px;\n            font-size: 12px;\n            color: #3e3c3c;\n            text-align: center;\n        }\n\n        .java_hidden {\n            display: none !important;\n        }\n\n        \/* Landing Section Styles *\/\n        .java_landing {\n            max-width: 1200px;\n            margin: 30px auto;\n            background-color: #e5e5d4;\n            border-radius: 12px;\n            padding: 30px;\n            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);\n        }\n\n        .java_landing h2 {\n            color: #5f383f;\n            font-size: 28px;\n            margin-bottom: 20px;\n            text-align: center;\n        }\n\n        .java_features {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n            gap: 25px;\n            margin-top: 30px;\n        }\npre {background-color:white !important;}\n        .java_feature {\n            background-color: #f7f7e8;\n            padding: 20px;\n            border-radius: 8px;\n            border-left: 4px solid #5f383f;\n        }\n\n        .java_feature h3 {\n            color: #051b46;\n            font-size: 18px;\n            margin-bottom: 10px;\n        }\n\n        .java_feature p {\n            color: #3e3c3c;\n            line-height: 1.6;\n        }\n\n        .java_how_to {\n            background-color: #f7f7e8;\n            padding: 25px;\n            border-radius: 8px;\n            margin-top: 25px;\n        }\n\n        .java_how_to h3 {\n            color: #5f383f;\n            font-size: 20px;\n            margin-bottom: 15px;\n        }\n\n        .java_steps {\n            list-style: none;\n            counter-reset: step-counter;\n        }\n\n        .java_steps li {\n            counter-increment: step-counter;\n            margin-bottom: 15px;\n            padding-left: 40px;\n            position: relative;\n            line-height: 1.6;\n        }\n\n        .java_steps li::before {\n            content: counter(step-counter);\n            position: absolute;\n            left: 0;\n            top: 0;\n            background-color: #5f383f;\n            color: white;\n            width: 25px;\n            height: 25px;\n            border-radius: 50%;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-weight: bold;\n            font-size: 14px;\n        }\n\n        @media (max-width: 768px) {\n            .java_main_content {\n                grid-template-columns: 1fr;\n                gap: 20px;\n            }\n            \n            .java_container {\n                padding: 15px;\n                margin: 5px;\n            }\n            \n            .java_landing {\n                padding: 20px;\n                margin: 20px auto;\n            }\n            \n            .java_header h1 {\n                font-size: 20px;\n            }\n            \n            .java_action_buttons {\n                grid-template-columns: 1fr;\n            }\n\n            .java_landing h2 {\n                font-size: 24px;\n            }\n\n            .java_editor_container {\n                height: 50vh;\n            }\n        }\n\n        \/* Format indicator *\/\n        .java_format_indicator {\n            position: absolute;\n            top: 10px;\n            right: 10px;\n            background: #28a745;\n            color: white;\n            padding: 5px 10px;\n            border-radius: 4px;\n            font-size: 12px;\n            opacity: 0;\n            transition: opacity 0.3s;\n            z-index: 1000;\n        }\n\n        .java_format_indicator.show {\n            opacity: 1;\n        }\n    <\/style>\n\n    <div class=\"java_container\">\n        <div class=\"java_header\">\n            <p>Format and beautify Java code with syntax highlighting and automatic indentation<\/p>\n        <\/div>\n\n        <div class=\"java_main_content\">\n            <div class=\"java_left_panel\">\n                <div class=\"java_info\">\n                    Upload a Java file or paste your code - it will be automatically formatted with proper indentation and styling\n                <\/div>\n\n                <div class=\"java_upload_section\">\n                    <input type=\"file\" id=\"java_file_input\" class=\"java_file_input\" accept=\".java,.txt\">\n                    <button class=\"java_upload_btn\" onclick=\"document.getElementById('java_file_input').click()\">\n                        \ud83d\udcc1 Upload Java File\n                    <\/button>\n                    <p style=\"margin-top: 10px; font-size: 14px; color: #3e3c3c;\">\n                        Auto-formats on upload or paste\n                    <\/p>\n                <\/div>\n\n                <div class=\"java_controls\">\n                    <div class=\"java_control_group\">\n<label>Actions:<\/label>\n                        <div class=\"java_action_buttons\">\n                            <button id=\"java_format_btn\" class=\"java_action_btn\">\ud83c\udfa8 Format Code<\/button>\n                            <button id=\"java_copy_btn\" class=\"java_action_btn\">\ud83d\udccb Copy Code<\/button>\n                            <button id=\"java_download_btn\" class=\"java_action_btn\">\ud83d\udcbe Download<\/button>\n                            <button id=\"java_clear_btn\" class=\"java_clear_btn\">\ud83d\uddd1\ufe0f Clear All<\/button>\n                        <\/div>\n\n                        <label>Indentation Size:<\/label>\n                        <div class=\"java_slider_container\">\n                            <input type=\"range\" id=\"java_indent_slider\" class=\"java_slider\" min=\"2\" max=\"8\" value=\"4\">\n                            <span id=\"java_indent_value\" class=\"java_slider_value\">4 spaces<\/span>\n                        <\/div>\n\n                        <label style=\"margin-top: 15px;\">Formatting Options:<\/label>\n                        <div style=\"margin-bottom: 15px;\">\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_compact_mode\" style=\"margin-right: 8px;\">\n                                Compact Mode (minimal spaces)\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_preserve_lines\" checked style=\"margin-right: 8px;\">\n                                Preserve Empty Lines\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal;\">\n                                <input type=\"checkbox\" id=\"java_wrap_comments\" checked style=\"margin-right: 8px;\">\n                                Wrap Long Comments\n                            <\/label>\n                        <\/div>\n\n                        <label style=\"margin-top: 15px;\">Editor Options:<\/label>\n                        <div style=\"margin-bottom: 15px;\">\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_line_wrapping\" checked style=\"margin-right: 8px;\">\n                                Line Wrapping\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_auto_close_brackets\" checked style=\"margin-right: 8px;\">\n                                Auto Close Brackets\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_match_brackets\" checked style=\"margin-right: 8px;\">\n                                Highlight Matching Brackets\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_show_cursor_when_selecting\" checked style=\"margin-right: 8px;\">\n                                Show Cursor When Selecting\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal; margin-bottom: 8px;\">\n                                <input type=\"checkbox\" id=\"java_highlight_selection_matches\" style=\"margin-right: 8px;\">\n                                Highlight Selection Matches\n                            <\/label>\n                            <label style=\"display: flex; align-items: center; font-weight: normal;\">\n                                <input type=\"checkbox\" id=\"java_smart_indent\" checked style=\"margin-right: 8px;\">\n                                Smart Indentation\n                            <\/label>\n                        <\/div>\n\n                        <label>Font Size:<\/label>\n                        <div class=\"java_slider_container\" style=\"margin-bottom: 15px;\">\n                            <input type=\"range\" id=\"java_font_slider\" class=\"java_slider\" min=\"10\" max=\"20\" value=\"14\">\n                            <span id=\"java_font_value\" class=\"java_slider_value\">14px<\/span>\n                        <\/div>\n\n        \n                    <\/div>\n                <\/div>\n\n                <div class=\"java_stats\" id=\"java_stats\">\n                    <div>Lines: 0 | Characters: 0 | Size: 0 KB<\/div>\n                <\/div>\n            <\/div>\n\n            <div class=\"java_right_panel\">\n                <div class=\"java_editor_container\" style=\"position: relative;\">\n                    <div class=\"java_format_indicator\" id=\"java_format_indicator\">Auto-formatted!<\/div>\n                    <textarea id=\"java_code_area\" placeholder=\"Paste your Java code here or upload a .java file...\n\nExample:\npublic class HelloWorld {\npublic static void main(String[] args) {\nSystem.out.println(&quot;Hello, World!&quot;);\n}\n}\"><\/textarea>\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"java_landing\">\n        <h2>About Java Code Formatter Online Tool<\/h2>\n        <p style=\"text-align: center; color: #3e3c3c; font-size: 16px; line-height: 1.6; margin-bottom: 20px;\">\n            Professional <a href=\"https:\/\/vinish.dev\/java-25\">Java<\/a> code formatter and beautifier with syntax highlighting, automatic indentation, and code optimization. Perfect for developers, students, and code reviews.\n        <\/p>\n\n        <div class=\"java_features\">\n            <div class=\"java_feature\">\n                <h3>\ud83c\udfa8 Smart Code Formatting<\/h3>\n                <p>Automatically formats Java code with proper indentation, spacing, and bracket placement. Follows Java coding standards and best practices for clean, readable code.<\/p>\n            <\/div>\n\n            <div class=\"java_feature\">\n                <h3>\ud83c\udf08 Syntax Highlighting<\/h3>\n                <p>Rich syntax highlighting for Java keywords, strings, comments, numbers, and types. Makes code easier to read and helps identify syntax errors quickly.<\/p>\n            <\/div>\n\n            <div class=\"java_feature\">\n                <h3>\ud83d\udcca Line Numbers & Stats<\/h3>\n                <p>Built-in line numbers and real-time statistics showing line count, character count, and file size. Perfect for code analysis and documentation.<\/p>\n            <\/div>\n\n            <div class=\"java_feature\">\n                <h3>\u26a1 Instant Auto-Formatting<\/h3>\n                <p>Real-time auto-formatting when you paste code or upload files. No manual formatting needed - code is beautified instantly with proper indentation.<\/p>\n            <\/div>\n\n            <div class=\"java_feature\">\n                <h3>\ud83d\udcc1 File Support<\/h3>\n                <p>Upload .java files directly or paste code from clipboard. Download formatted code as .java files with proper formatting preserved.<\/p>\n            <\/div>\n\n            <div class=\"java_feature\">\n                <h3>\u2699\ufe0f Customizable Settings<\/h3>\n                <p>Adjust indentation size from 2 to 8 spaces. Copy formatted code to clipboard or download as file for easy integration into your projects.<\/p>\n            <\/div>\n        <\/div>\n\n        <div class=\"java_how_to\">\n            <h3>How to Use Java Code Formatter<\/h3>\n            <ol class=\"java_steps\">\n                <li><strong>Input Your Code:<\/strong> Either upload a .java file using the \"Upload Java File\" button or paste your Java code directly into the editor area.<\/li>\n                <li><strong>Automatic Formatting:<\/strong> The code is automatically formatted and highlighted as soon as you paste or upload. No need to click any format button!<\/li>\n                <li><strong>Customize Settings:<\/strong> Adjust the indentation size using the slider (2-8 spaces) to match your coding standards or project requirements.<\/li>\n                <li><strong>Review Results:<\/strong> Check the formatted code with line numbers and syntax highlighting. View real-time statistics for lines, characters, and file size.<\/li>\n                <li><strong>Export Your Code:<\/strong> Use \"Copy Code\" to copy to clipboard or \"Download\" to save as a .java file with proper formatting.<\/li>\n                <li><strong>Clear and Repeat:<\/strong> Use \"Clear All\" to start fresh with new code. Perfect for formatting multiple Java files quickly.<\/li>\n            <\/ol>\n        <\/div>\n\n        <div class=\"java_feature\" style=\"margin-top: 25px; border-left: 4px solid #051b46;\">\n            <h3>\ud83d\udca1 Java Formatting Best Practices<\/h3>\n            <p><strong>Indentation:<\/strong> Use consistent spacing (2-4 spaces recommended) for nested code blocks and method bodies.\n            <br><strong>Braces:<\/strong> Follow standard Java brace placement conventions for classes, methods, and control structures.\n            <br><strong>Line Length:<\/strong> Keep lines under 120 characters for better readability and code review processes.\n            <br><strong>Spacing:<\/strong> Add spaces around operators, after commas, and around keywords for improved readability.\n            <br><strong>Comments:<\/strong> Preserve comment formatting while maintaining proper indentation alignment.\n            <br><strong>Imports:<\/strong> Organize import statements and remove unused imports for cleaner code structure.<\/p>\n        <\/div>\n<p style=\"margin-top:20px;\">Try also: <a href=\"https:\/\/apex-formatter.vinish.dev\/\">Oracle APEX Formatter<\/a><\/p>\n    <\/div>\n\n<script>\n        class JavaCodeFormatter {\n            constructor() {\n                this.indentSize = 4;\n                this.editor = null;\n                this.stats = document.getElementById('java_stats');\n                this.formatIndicator = document.getElementById('java_format_indicator');\n                \n                this.initializeEditor();\n                this.initializeEventListeners();\n                this.updateStats();\n            }\n\n            initializeEditor() {\n                const textarea = document.getElementById('java_code_area');\n                \n                this.editor = CodeMirror.fromTextArea(textarea, {\n                    mode: 'text\/x-java',\n                    theme: 'default',\n                    lineNumbers: true,\n                    indentUnit: this.indentSize,\n                    indentWithTabs: false,\n                    lineWrapping: true,\n                    autoCloseBrackets: true,\n                    matchBrackets: true,\n                    extraKeys: {\n                        'Ctrl-Space': 'autocomplete',\n                        'Cmd-\/': 'toggleComment',\n                        'Ctrl-\/': 'toggleComment'\n                    }\n                });\n\n                \/\/ Auto-format on paste\n                this.editor.on('beforeChange', (cm, change) => {\n                    if (change.origin === 'paste') {\n                        setTimeout(() => {\n                            this.formatCode(true);\n                        }, 100);\n                    }\n                });\n\n                \/\/ Update stats on change\n                this.editor.on('change', () => {\n                    this.updateStats();\n                });\n            }\n\n            initializeEventListeners() {\n                \/\/ File upload\n                document.getElementById('java_file_input').addEventListener('change', (e) => {\n                    this.handleFileUpload(e);\n                });\n\n                \/\/ Indent size slider\n                document.getElementById('java_indent_slider').addEventListener('input', (e) => {\n                    this.indentSize = parseInt(e.target.value);\n                    document.getElementById('java_indent_value').textContent = this.indentSize + ' spaces';\n                    \n                    \/\/ Update editor indentation and auto-format\n                    this.editor.setOption('indentUnit', this.indentSize);\n                    setTimeout(() => this.formatCode(), 100);\n                });\n\n                \/\/ Font size slider\n                document.getElementById('java_font_slider').addEventListener('input', (e) => {\n                    const fontSize = parseInt(e.target.value);\n                    document.getElementById('java_font_value').textContent = fontSize + 'px';\n                    \n                    \/\/ Update editor font size\n                    const wrapper = this.editor.getWrapperElement();\n                    wrapper.style.fontSize = fontSize + 'px';\n                    this.editor.refresh();\n                });\n\n                \/\/ Formatting option checkboxes (auto-format on change)\n                ['java_compact_mode', 'java_preserve_lines', 'java_wrap_comments'].forEach(id => {\n                    document.getElementById(id).addEventListener('change', () => {\n                        setTimeout(() => this.formatCode(), 100);\n                    });\n                });\n\n                \/\/ Editor option checkboxes\n                document.getElementById('java_line_wrapping').addEventListener('change', (e) => {\n                    this.editor.setOption('lineWrapping', e.target.checked);\n                });\n\n                document.getElementById('java_auto_close_brackets').addEventListener('change', (e) => {\n                    this.editor.setOption('autoCloseBrackets', e.target.checked);\n                });\n\n                document.getElementById('java_match_brackets').addEventListener('change', (e) => {\n                    this.editor.setOption('matchBrackets', e.target.checked);\n                });\n\n                document.getElementById('java_show_cursor_when_selecting').addEventListener('change', (e) => {\n                    this.editor.setOption('showCursorWhenSelecting', e.target.checked);\n                });\n\n                document.getElementById('java_highlight_selection_matches').addEventListener('change', (e) => {\n                    if (e.target.checked) {\n                        this.editor.setOption('highlightSelectionMatches', {showToken: \/\\w\/, annotateScrollbar: true});\n                    } else {\n                        this.editor.setOption('highlightSelectionMatches', false);\n                    }\n                });\n\n                document.getElementById('java_smart_indent').addEventListener('change', (e) => {\n                    this.editor.setOption('smartIndent', e.target.checked);\n                });\n\n                \/\/ Action buttons\n                document.getElementById('java_format_btn').addEventListener('click', () => {\n                    this.formatCodeWithFeedback();\n                });\n\n                document.getElementById('java_copy_btn').addEventListener('click', () => {\n                    this.copyCodeWithFeedback();\n                });\n\n                document.getElementById('java_download_btn').addEventListener('click', () => {\n                    this.downloadCodeWithFeedback();\n                });\n\n                document.getElementById('java_clear_btn').addEventListener('click', () => {\n                    this.clearCode();\n                });\n            }\n\n            handleFileUpload(event) {\n                const file = event.target.files[0];\n                if (!file) return;\n\n                const reader = new FileReader();\n                reader.onload = (e) => {\n                    this.editor.setValue(e.target.result);\n                    \/\/ Auto-format after loading\n                    setTimeout(() => {\n                        this.formatCode(true);\n                    }, 100);\n                };\n                reader.readAsText(file);\n            }\n\n            formatCode(isAuto = false) {\n                const code = this.editor.getValue();\n                if (!code.trim()) return;\n\n                try {\n                    \/\/ Use js-beautify for Java formatting\n                    const formatted = this.formatJavaCode(code);\n                    \n                    \/\/ Preserve cursor position\n                    const cursor = this.editor.getCursor();\n                    this.editor.setValue(formatted);\n                    this.editor.setCursor(cursor);\n\n                    if (isAuto) {\n                        this.showFormatIndicator();\n                    }\n\n                    this.updateStats();\n                } catch (error) {\n                    console.error('Formatting error:', error);\n                    this.showMessage('Error formatting code. Please check syntax.');\n                }\n            }\n\n            formatJavaCode(code) {\n                \/\/ Get formatting options\n                const compactMode = document.getElementById('java_compact_mode').checked;\n                const preserveLines = document.getElementById('java_preserve_lines').checked;\n\n                \/\/ Configure js-beautify options for Java-like formatting\n                const options = {\n                    indent_size: this.indentSize,\n                    indent_char: ' ',\n                    indent_with_tabs: false,\n                    preserve_newlines: preserveLines,\n                    max_preserve_newlines: preserveLines ? 3 : 1,\n                    jslint_happy: false,\n                    space_after_anon_function: false,\n                    brace_style: compactMode ? 'collapse,preserve-inline' : 'collapse',\n                    keep_array_indentation: false,\n                    keep_function_indentation: false,\n                    space_before_conditional: true,\n                    break_chained_methods: false,\n                    eval_code: false,\n                    unescape_strings: false,\n                    wrap_line_length: 0,\n                    wrap_attributes: 'auto',\n                    wrap_attributes_indent_size: this.indentSize,\n                    end_with_newline: true,\n                    operator_position: 'before-newline'\n                };\n\n                \/\/ Use js-beautify's js_beautify function\n                if (typeof js_beautify !== 'undefined') {\n                    return js_beautify(code, options);\n                } else {\n                    console.error('js-beautify library not loaded');\n                    return code;\n                }\n            }\n\n            showFormatIndicator() {\n                this.formatIndicator.classList.add('show');\n                setTimeout(() => {\n                    this.formatIndicator.classList.remove('show');\n                }, 2000);\n            }\n\n            updateStats() {\n                const code = this.editor.getValue();\n                const lines = code.split('\\n').length;\n                const characters = code.length;\n                const size = (new Blob([code]).size \/ 1024).toFixed(2);\n\n                this.stats.innerHTML = `\n                    <div>Lines: ${lines} | Characters: ${characters} | Size: ${size} KB<\/div>\n                `;\n            }\n\n            formatCodeWithFeedback() {\n                const formatBtn = document.getElementById('java_format_btn');\n                const originalText = formatBtn.textContent;\n                \n                formatBtn.textContent = '\u2705 Formatted!';\n                formatBtn.style.backgroundColor = '#28a745';\n                \n                this.formatCode();\n                \n                setTimeout(() => {\n                    formatBtn.textContent = originalText;\n                    formatBtn.style.backgroundColor = '#051b46';\n                }, 2000);\n            }\n\n            async copyCodeWithFeedback() {\n                const copyBtn = document.getElementById('java_copy_btn');\n                const originalText = copyBtn.textContent;\n                \n                try {\n                    const code = this.editor.getValue();\n                    if (!code.trim()) {\n                        copyBtn.textContent = '\u274c No Code';\n                        copyBtn.style.backgroundColor = '#dc3545';\n                        setTimeout(() => {\n                            copyBtn.textContent = originalText;\n                            copyBtn.style.backgroundColor = '#051b46';\n                        }, 2000);\n                        return;\n                    }\n                    \n                    await navigator.clipboard.writeText(code);\n                    copyBtn.textContent = '\u2705 Copied!';\n                    copyBtn.style.backgroundColor = '#28a745';\n                } catch (err) {\n                    copyBtn.textContent = '\u274c Failed';\n                    copyBtn.style.backgroundColor = '#dc3545';\n                }\n                \n                setTimeout(() => {\n                    copyBtn.textContent = originalText;\n                    copyBtn.style.backgroundColor = '#051b46';\n                }, 2000);\n            }\n\n            downloadCodeWithFeedback() {\n                const downloadBtn = document.getElementById('java_download_btn');\n                const originalText = downloadBtn.textContent;\n                \n                const code = this.editor.getValue();\n                if (!code.trim()) {\n                    downloadBtn.textContent = '\u274c No Code';\n                    downloadBtn.style.backgroundColor = '#dc3545';\n                    setTimeout(() => {\n                        downloadBtn.textContent = originalText;\n                        downloadBtn.style.backgroundColor = '#051b46';\n                    }, 2000);\n                    return;\n                }\n\n                const blob = new Blob([code], { type: 'text\/java' });\n                const url = URL.createObjectURL(blob);\n                const link = document.createElement('a');\n                link.href = url;\n                link.download = 'formatted-code.java';\n                link.click();\n                URL.revokeObjectURL(url);\n\n                downloadBtn.textContent = '\u2705 Downloaded!';\n                downloadBtn.style.backgroundColor = '#28a745';\n                \n                setTimeout(() => {\n                    downloadBtn.textContent = originalText;\n                    downloadBtn.style.backgroundColor = '#051b46';\n                }, 2000);\n            }\n\n            clearCode() {\n                this.editor.setValue('');\n                document.getElementById('java_file_input').value = '';\n                this.updateStats();\n            }\n\n            showMessage(message) {\n                const modal = document.createElement('div');\n                modal.style.cssText = `\n                    position: fixed;\n                    top: 0;\n                    left: 0;\n                    width: 100%;\n                    height: 100%;\n                    background: rgba(0,0,0,0.5);\n                    display: flex;\n                    align-items: center;\n                    justify-content: center;\n                    z-index: 1000;\n                `;\n                \n                const messageBox = document.createElement('div');\n                messageBox.style.cssText = `\n                    background: white;\n                    padding: 20px;\n                    border-radius: 8px;\n                    box-shadow: 0 4px 12px rgba(0,0,0,0.3);\n                    text-align: center;\n                    max-width: 400px;\n                `;\n                \n                messageBox.innerHTML = `\n                    <p style=\"margin: 0 0 15px 0; color: #5f383f;\">${message}<\/p>\n                    <button onclick=\"this.closest('div[style*=\\\"position: fixed\\\"]').remove()\" \n                            style=\"background: #5f383f; color: white; border: none; padding: 8px 16px; border-radius: 4px; cursor: pointer;\">\n                        OK\n                    <\/button>\n                `;\n                \n                modal.appendChild(messageBox);\n                document.body.appendChild(modal);\n                \n                setTimeout(() => {\n                    if (modal.parentNode) {\n                        modal.remove();\n                    }\n                }, 3000);\n            }\n        }\n\n        \/\/ Initialize the formatter when the page loads\n        document.addEventListener('DOMContentLoaded', () => {\n            new JavaCodeFormatter();\n        });\n    <\/script>\n","protected":false},"excerpt":{"rendered":"<p>Format and beautify Java code with syntax highlighting and automatic indentation Upload a Java file or paste your code - it will be automatically formatted with proper indentation and styling \ud83d\udcc1 Upload Java File Auto-formats on upload or paste Actions: \ud83c\udfa8 Format Code \ud83d\udccb Copy Code \ud83d\udcbe Download \ud83d\uddd1\ufe0f Clear All Indentation Size: 4 spaces [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":20080,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-20072","page","type-page","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":{"page_structure_type":"type-4","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Java Code Formatter Online &#8226; Vinish.Dev<\/title>\n<meta name=\"description\" content=\"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vinish.dev\/java-code-formatter-online\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java Code Formatter Online &#8226; Vinish.Dev\" \/>\n<meta property=\"og:description\" content=\"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vinish.dev\/java-code-formatter-online\" \/>\n<meta property=\"og:site_name\" content=\"Vinish.Dev\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/foxinfotech2014\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-14T13:24:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/vinish.dev\/wp-content\/uploads\/2025\/09\/java-code-formatter-e1759157504576.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"808\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@foxinfotech\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online\",\"url\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online\",\"name\":\"Java Code Formatter Online &#8226; Vinish.Dev\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/java-code-formatter-e1759157504576.png\",\"datePublished\":\"2025-09-29T14:59:26+00:00\",\"dateModified\":\"2026-01-14T13:24:22+00:00\",\"description\":\"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online#primaryimage\",\"url\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/java-code-formatter-e1759157504576.png\",\"contentUrl\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/java-code-formatter-e1759157504576.png\",\"width\":1200,\"height\":808,\"caption\":\"Java Code Formatter Online.\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/vinish.dev\\\/java-code-formatter-online#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/vinish.dev\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java Code Formatter Online\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/vinish.dev\\\/#website\",\"url\":\"https:\\\/\\\/vinish.dev\\\/\",\"name\":\"Vinish.Dev\",\"description\":\"Vinish Kapoor&#039;s Blog: Best Oracle Blog for Developers\",\"publisher\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/#\\\/schema\\\/person\\\/df5e5ca816f6f4302efc03cf58dc97b4\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/vinish.dev\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\\\/\\\/vinish.dev\\\/#\\\/schema\\\/person\\\/df5e5ca816f6f4302efc03cf58dc97b4\",\"name\":\"Vinish Kapoor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/vinishprofile.png\",\"url\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/vinishprofile.png\",\"contentUrl\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/vinishprofile.png\",\"width\":192,\"height\":192,\"caption\":\"Vinish Kapoor\"},\"logo\":{\"@id\":\"https:\\\/\\\/vinish.dev\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/vinishprofile.png\"},\"description\":\"An Oracle ACE and software veteran with 25+ years of experience, passionate about AI and IT innovation.\",\"sameAs\":[\"https:\\\/\\\/vinish.dev\\\/\",\"https:\\\/\\\/www.facebook.com\\\/foxinfotech2014\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/vinish-kapoor\\\/\",\"https:\\\/\\\/x.com\\\/foxinfotech\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Java Code Formatter Online &#8226; Vinish.Dev","description":"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vinish.dev\/java-code-formatter-online","og_locale":"en_US","og_type":"article","og_title":"Java Code Formatter Online &#8226; Vinish.Dev","og_description":"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.","og_url":"https:\/\/vinish.dev\/java-code-formatter-online","og_site_name":"Vinish.Dev","article_publisher":"https:\/\/www.facebook.com\/foxinfotech2014","article_modified_time":"2026-01-14T13:24:22+00:00","og_image":[{"width":1200,"height":808,"url":"https:\/\/vinish.dev\/wp-content\/uploads\/2025\/09\/java-code-formatter-e1759157504576.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_site":"@foxinfotech","twitter_misc":{"Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/vinish.dev\/java-code-formatter-online","url":"https:\/\/vinish.dev\/java-code-formatter-online","name":"Java Code Formatter Online &#8226; Vinish.Dev","isPartOf":{"@id":"https:\/\/vinish.dev\/#website"},"primaryImageOfPage":{"@id":"https:\/\/vinish.dev\/java-code-formatter-online#primaryimage"},"image":{"@id":"https:\/\/vinish.dev\/java-code-formatter-online#primaryimage"},"thumbnailUrl":"https:\/\/vinish.dev\/wp-content\/uploads\/2025\/09\/java-code-formatter-e1759157504576.png","datePublished":"2025-09-29T14:59:26+00:00","dateModified":"2026-01-14T13:24:22+00:00","description":"Java Code Formatter Online to format and beautify Java code. Auto-indentation, spacing fixes, style presets, and one-click copy.","breadcrumb":{"@id":"https:\/\/vinish.dev\/java-code-formatter-online#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vinish.dev\/java-code-formatter-online"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/vinish.dev\/java-code-formatter-online#primaryimage","url":"https:\/\/vinish.dev\/wp-content\/uploads\/2025\/09\/java-code-formatter-e1759157504576.png","contentUrl":"https:\/\/vinish.dev\/wp-content\/uploads\/2025\/09\/java-code-formatter-e1759157504576.png","width":1200,"height":808,"caption":"Java Code Formatter Online."},{"@type":"BreadcrumbList","@id":"https:\/\/vinish.dev\/java-code-formatter-online#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/vinish.dev\/"},{"@type":"ListItem","position":2,"name":"Java Code Formatter Online"}]},{"@type":"WebSite","@id":"https:\/\/vinish.dev\/#website","url":"https:\/\/vinish.dev\/","name":"Vinish.Dev","description":"Vinish Kapoor&#039;s Blog: Best Oracle Blog for Developers","publisher":{"@id":"https:\/\/vinish.dev\/#\/schema\/person\/df5e5ca816f6f4302efc03cf58dc97b4"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/vinish.dev\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":["Person","Organization"],"@id":"https:\/\/vinish.dev\/#\/schema\/person\/df5e5ca816f6f4302efc03cf58dc97b4","name":"Vinish Kapoor","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/vinish.dev\/wp-content\/uploads\/2023\/12\/vinishprofile.png","url":"https:\/\/vinish.dev\/wp-content\/uploads\/2023\/12\/vinishprofile.png","contentUrl":"https:\/\/vinish.dev\/wp-content\/uploads\/2023\/12\/vinishprofile.png","width":192,"height":192,"caption":"Vinish Kapoor"},"logo":{"@id":"https:\/\/vinish.dev\/wp-content\/uploads\/2023\/12\/vinishprofile.png"},"description":"An Oracle ACE and software veteran with 25+ years of experience, passionate about AI and IT innovation.","sameAs":["https:\/\/vinish.dev\/","https:\/\/www.facebook.com\/foxinfotech2014","https:\/\/www.linkedin.com\/in\/vinish-kapoor\/","https:\/\/x.com\/foxinfotech"]}]}},"_links":{"self":[{"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/pages\/20072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/comments?post=20072"}],"version-history":[{"count":12,"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/pages\/20072\/revisions"}],"predecessor-version":[{"id":21257,"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/pages\/20072\/revisions\/21257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/media\/20080"}],"wp:attachment":[{"href":"https:\/\/vinish.dev\/wp-json\/wp\/v2\/media?parent=20072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}