{"id":26106,"date":"2022-09-23T06:58:00","date_gmt":"2022-09-23T01:28:00","guid":{"rendered":"https:\/\/www.mygreatlearning.com\/blog\/what-is-file-handling-in-java\/"},"modified":"2025-01-23T03:03:59","modified_gmt":"2025-01-22T21:33:59","slug":"what-is-file-handling-in-java","status":"publish","type":"post","link":"https:\/\/www.mygreatlearning.com\/blog\/what-is-file-handling-in-java\/","title":{"rendered":"File Handling in Java"},"content":{"rendered":"\n<p>File handling in Java allows developers to perform operations such as creating, reading, writing, and deleting files. Java provides the <code>java.io<\/code> package for handling basic file operations and the <code>java.nio.file<\/code> package for advanced and efficient file handling.<\/p>\n\n\n\n<p>Use cases include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Logging system activities.<\/li>\n\n\n\n<li>Saving user data or application configurations.<\/li>\n\n\n\n<li>Processing large datasets stored in files.<\/li>\n<\/ul>\n\n\n\n<p>In this step by step guide, we will cover the fundamentals of file handling and then go deeper into the more advanced operations with practical examples so that you understand this topic well. Let\u2019s get started!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"file-class-the-basics\"><strong>File Class: The Basics<\/strong><\/h2>\n\n\n\n<p>The <strong>File class<\/strong> is the backbone of Java file handling, representing the path to a file or directory. This class does not directly read or write data but helps manage file metadata and operations like creation, deletion, and inspection.<\/p>\n\n\n\n<p><strong>Suggested Read:<\/strong> <a href=\"https:\/\/www.mygreatlearning.com\/blog\/oops-concepts-in-java\/\">OOPs Concepts in Java with Examples<\/a><\/p>\n\n\n\n<p><strong>Key Methods:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>createNewFile()<\/code>: Creates a new file.<\/li>\n\n\n\n<li><code>exists()<\/code>: Checks if the file exists.<\/li>\n\n\n\n<li><code>delete()<\/code>: Deletes the file.<\/li>\n\n\n\n<li><code>getName(), getPath()<\/code>: Retrieve file name or path.<\/li>\n<\/ol>\n\n\n\n    <div class=\"courses-cta-container\">\n        <div class=\"courses-cta-card\">\n            <div class=\"courses-cta-header\">\n                <div class=\"courses-learn-icon\"><\/div>\n                <span class=\"courses-learn-text\">Academy Pro<\/span>\n            <\/div>\n            <p class=\"courses-cta-title\">\n                <a href=\"https:\/\/www.mygreatlearning.com\/academy\/premium\/master-java-programming\" class=\"courses-cta-title-link\">Java Programming Course<\/a>\n            <\/p>\n            <p class=\"courses-cta-description\">Learn Java the right way! Our course teaches you essential programming skills, from coding basics to complex projects, setting you up for success in the tech industry.<\/p>\n            <div class=\"courses-cta-stats\">\n                <div class=\"courses-stat-item\">\n                    <div class=\"courses-stat-icon courses-user-icon\"><\/div>\n                    <span>16.05 Hrs<\/span>\n                <\/div>\n                <div class=\"courses-stat-item\">\n                    <div class=\"courses-stat-icon courses-star-icon\"><\/div>\n                    <span>3 Projects<\/span>\n                <\/div>\n            <\/div>\n            <a href=\"https:\/\/www.mygreatlearning.com\/academy\/premium\/master-java-programming\" class=\"courses-cta-button\">\n                Learn Java Programming\n                <div class=\"courses-arrow-icon\"><\/div>\n            <\/a>\n        <\/div>\n    <\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-creating-a-file\"><strong>1. Creating a File<\/strong><\/h3>\n\n\n\n<p><strong>Code Example:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.File;\n\npublic class FileExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Create a File object with the specified path\n            File file = new File(&quot;example.txt&quot;);\n\n            \/\/ Check if the file does not exist, then create it\n            if (file.createNewFile()) {\n                System.out.println(&quot;File created: &quot; + file.getName());\n            } else {\n                System.out.println(&quot;File already exists.&quot;);\n            }\n\n        } catch (Exception e) {\n            \/\/ Handle any potential exceptions\n            System.out.println(&quot;An error occurred.&quot;);\n            e.printStackTrace();\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>File file = new File(\"example.txt\")<\/code><\/strong>: Creates a <strong>File object<\/strong> for \"example.txt\".<\/li>\n\n\n\n<li><strong><code>createNewFile()<\/code><\/strong>: Attempts to create the file. Returns 'true' if successful; otherwise, false.<\/li>\n\n\n\n<li><strong>Error Handling<\/strong>: Wrapped in a <strong>try-catch block<\/strong> to handle exceptions like <code>IOException<\/code>.<\/li>\n<\/ul>\n\n\n\n<p><strong>Suggested Read:<\/strong> <a href=\"https:\/\/www.mygreatlearning.com\/blog\/methods-in-java\/\">Methods in Java<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-reading-files-in-java\"><strong>2. Reading Files in Java<\/strong><\/h3>\n\n\n\n<p>Fundamental operation of reading files is possible with multiple ways provided by Java.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"method-1-using-filereader-and-bufferedreader\"><strong>Method 1: Using FileReader and BufferedReader<\/strong><\/h4>\n\n\n\n<p><strong>FileReader<\/strong> reads characters from files, and <strong>BufferedReader<\/strong> helps us by buffering large chunks.<\/p>\n\n\n\n<p><strong>Code Example:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.BufferedReader;\nimport java.io.FileReader;\n\npublic class ReadFileExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Open file for reading using FileReader\n            FileReader fileReader = new FileReader(&quot;example.txt&quot;);\n\n            \/\/ Wrap FileReader in BufferedReader for efficient reading\n            BufferedReader bufferedReader = new BufferedReader(fileReader);\n\n            String line;\n            \/\/ Read and print each line\n            while ((line = bufferedReader.readLine()) != null) {\n                System.out.println(line);\n            }\n\n            \/\/ Close resources\n            bufferedReader.close();\n\n        } catch (Exception e) {\n            System.out.println(&quot;An error occurred while reading the file.&quot;);\n            e.printStackTrace();\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>BufferedReader<\/strong>: It is a buffer that reads input for efficiency and fewer I\/Os.<\/li>\n\n\n\n<li><strong>readLine()<\/strong>: It reads one line at a time and returns a null upon the end of the file is reached.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"method-2-using-scanner\"><strong>Method 2: Using Scanner<\/strong><\/h4>\n\n\n\n<p>The <strong>Scanner class<\/strong> provides a simple way to read files.<\/p>\n\n\n\n<p><strong>Code Example:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.File;\nimport java.util.Scanner;\n\npublic class ScannerExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Create Scanner object to read file\n            Scanner scanner = new Scanner(new File(&quot;example.txt&quot;));\n\n            \/\/ Loop through each line of the file\n            while (scanner.hasNextLine()) {\n                System.out.println(scanner.nextLine());\n            }\n\n            \/\/ Close scanner\n            scanner.close();\n\n        } catch (Exception e) {\n            System.out.println(&quot;An error occurred.&quot;);\n            e.printStackTrace();\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Scanner<\/strong>: Simplifies reading files line-by-line or token-by-token.<\/li>\n\n\n\n<li><strong>Use Case<\/strong>: Suitable for smaller files or basic text processing.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-writing-to-files-in-java\"><strong>3. Writing to Files in Java<\/strong><\/h3>\n\n\n\n<p>Writing to files is equally important and can be done using <strong>FileWriter<\/strong> or <strong>BufferedWriter<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"method-1-using-filewriter\"><strong>Method 1: Using FileWriter<\/strong><\/h4>\n\n\n\n<p><strong>Code Example:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.FileWriter;\n\npublic class WriteFileExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Open FileWriter for writing\n            FileWriter writer = new FileWriter(&quot;example.txt&quot;);\n\n            \/\/ Write content to the file\n            writer.write(&quot;Hello, this is an example of file writing in Java!&quot;);\n\n            \/\/ Close the writer\n            writer.close();\n            System.out.println(&quot;Successfully wrote to the file.&quot;);\n\n        } catch (Exception e) {\n            System.out.println(&quot;An error occurred.&quot;);\n            e.printStackTrace();\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>FileWriter<\/strong>: Writes text to files. Existing content is overwritten unless specified otherwise.<\/li>\n\n\n\n<li><strong>Use Case<\/strong>: Best for simple writing operations.<\/li>\n<\/ul>\n\n\n\n<p><strong>Suggested:<\/strong> Learn about <a href=\"https:\/\/www.mygreatlearning.com\/blog\/the-access-modifiers-in-java\/\">Access Modifiers in Java<\/a> to manage your file-handling classes better.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"method-2-using-bufferedwriter\"><strong>Method 2: Using BufferedWriter<\/strong><\/h4>\n\n\n\n<p>Buffered writing improves efficiency for large files.<\/p>\n\n\n\n<p><strong>Code Example:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.BufferedWriter;\nimport java.io.FileWriter;\n\npublic class BufferedWriterExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Enable appending mode\n            BufferedWriter writer = new BufferedWriter(new FileWriter(&quot;example.txt&quot;, true));\n\n            \/\/ Append content to the file\n            writer.write(&quot;Appending new content!\\n&quot;);\n            writer.close();\n\n            System.out.println(&quot;Content appended successfully.&quot;);\n\n        } catch (Exception e) {\n            System.out.println(&quot;An error occurred.&quot;);\n            e.printStackTrace();\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>BufferedWriter<\/strong>: Buffers data before writing, reducing disk I\/O operations.<\/li>\n\n\n\n<li><strong>Appending<\/strong>: The second argument in FileWriter enables appending instead of overwriting.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"exception-handling-in-file-operations\"><strong>Exception Handling in File Operations<\/strong><\/h2>\n\n\n\n<p>When working with files in Java it is common to receive exceptions like <code>IOException<\/code> and <code>FileNotFoundException<\/code> because of things like missing files, permission restrictions or disk related problems.&nbsp;<\/p>\n\n\n\n<p>The exception handling mechanism of Java makes sure that such errors can be handled gracefully and not abrupt termination of the program.<\/p>\n\n\n\n<p><strong>Suggested Read:<\/strong> <a href=\"https:\/\/www.mygreatlearning.com\/blog\/exception-handling-in-java\/\">Exception Handling in Java with Examples<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"common-exceptions-in-file-handling\"><strong>Common Exceptions in File Handling<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>IOException<\/strong>: A general exception for Input\/Output operations that encounter errors, such as failing to read or write to a file.<\/li>\n\n\n\n<li><strong>FileNotFoundException<\/strong>: A subclass of IOException that specifically occurs when the program tries to access a file that does not exist or cannot be opened due to restricted access.<\/li>\n\n\n\n<li><strong>SecurityException<\/strong>: Thrown if the application does not have the appropriate permissions to access a file.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"best-practices-for-exception-handling\"><strong>Best Practices for Exception Handling<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-using-try-catch-blocks\"><strong>1. Using try-catch Blocks<\/strong><\/h4>\n\n\n\n<p>A <strong>try-catch block<\/strong> is a standard way to manage exceptions. It allows you to attempt risky operations within the <strong>try block<\/strong> and catch any resulting exceptions in the catch block.<\/p>\n\n\n\n<p><strong>Example Code:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.File;Access Modifiers\nimport java.io.FileReader;\n\npublic class TryCatchExample {\n    public static void main(String&#x5B;] args) {\n        try {\n            \/\/ Attempt to open a file\n            FileReader fileReader = new FileReader(&quot;nonexistentFile.txt&quot;);\n            System.out.println(&quot;File opened successfully.&quot;);\n        } catch (FileNotFoundException e) {\n            \/\/ Handle the error gracefully\n            System.out.println(&quot;Error: File not found. Please check the file path.&quot;);\n        } catch (IOException e) {\n            \/\/ Handle general I\/O exceptions\n            System.out.println(&quot;An I\/O error occurred.&quot;);\n        } finally {\n            System.out.println(&quot;Execution completed.&quot;);\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>try<\/strong><strong> block<\/strong>: Encapsulates code that might throw exceptions, such as opening or reading a file.<\/li>\n\n\n\n<li><strong>catch<\/strong><strong> block<\/strong>: Catches specific exceptions (FileNotFoundException) or more general ones (IOException) and allows for error messages or alternative logic.<\/li>\n\n\n\n<li><strong>finally<\/strong><strong> block<\/strong>: Executes cleanup code, such as closing files, regardless of whether an exception was thrown.<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-using-try-with-resources\"><strong>2. Using try-with-resources<\/strong><\/h4>\n\n\n\n<p>Introduced in Java 7, the <strong>try-with-resources statement<\/strong> simplifies resource management. Resources like file streams or readers are automatically closed at the end of the block, eliminating the need for explicit cleanup code.<\/p>\n\n\n\n<p><strong>Key Advantages:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ensures all resources are closed properly, even if an exception occurs.<\/li>\n\n\n\n<li>Reduces boilerplate code and avoids potential memory leaks.<\/li>\n<\/ol>\n\n\n\n<p><strong>Example Code:<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nimport java.io.BufferedReader;\nimport java.io.FileReader;\nimport java.io.IOException;\n\npublic class TryWithResourcesExample {\n    public static void main(String&#x5B;] args) {\n        \/\/ Automatically manage the BufferedReader resource\n        try (BufferedReader br = new BufferedReader(new FileReader(&quot;example.txt&quot;))) {\n            String line;\n            while ((line = br.readLine()) != null) {\n                System.out.println(line);\n            }\n        } catch (FileNotFoundException e) {\n            System.out.println(&quot;Error: File not found.&quot;);\n        } catch (IOException e) {\n            System.out.println(&quot;An I\/O error occurred.&quot;);\n        }\n    }\n}\n<\/pre><\/div>\n\n\n<p><strong>Explanation:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>try<\/code> with parentheses: Declares resources (BufferedReader in this case) that are automatically closed when the block is exited.<\/li>\n\n\n\n<li>No need for <code>finally<\/code>: Resources are closed implicitly, making the code cleaner.<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"comparison-try-catch-vs-try-with-resources\"><strong>Comparison: try-catch vs try-with-resources<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Feature<\/strong><\/th><th><strong>try-catch<\/strong><\/th><th><strong>try-with-resources<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Resource Management<\/strong><\/td><td>Manual (requires finally block).<\/td><td>Automatic (resources closed automatically).<\/td><\/tr><tr><td><strong>Boilerplate Code<\/strong><\/td><td>More verbose due to explicit cleanup.<\/td><td>Cleaner and concise.<\/td><\/tr><tr><td><strong>Best For<\/strong><\/td><td>Older Java versions or non-closeable resources.<\/td><td>Efficient management of closeable resources.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"when-to-use-which-approach\"><strong>When to Use Which Approach?<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use <code>try-catch<\/code> when handling operations that don\u2019t involve resources requiring cleanup (e.g., parsing strings or performing calculations).<\/li>\n\n\n\n<li>Use <code>try-with-resources<\/code> when working with streams, readers, or other AutoCloseable resources to ensure proper cleanup with minimal code.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\"><strong>Frequently Asked Questions<\/strong><\/h2>\n\n\n\n<p><strong>1. What are common pitfalls to avoid in file handling?<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Not Closing Resources<\/strong>: Always close streams, readers, or channels\u2014prefer try-with-resources to avoid leaks.<\/li>\n\n\n\n<li><strong>Assuming a File\u2019s Existence<\/strong>: Always check <code>exists()<\/code> or handle <code>FileNotFoundException<\/code>.<\/li>\n\n\n\n<li><strong>Hardcoding Paths<\/strong>: Use relative paths or external config to make your code environment-agnostic.<\/li>\n\n\n\n<li><strong>Ignoring Character Encoding<\/strong>: Be mindful of encodings (UTF-8, ISO-8859-1, etc.) to avoid malformed data.<\/li>\n<\/ol>\n\n\n\n<p>2. <strong>How do I handle binary files (images, PDFs) in Java?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>For <strong>binary<\/strong> data, you\u2019d use <code>InputStream<\/code> \/ <code>OutputStream<\/code> (e.g., <code>FileInputStream<\/code>, <code>FileOutputStream<\/code>) rather than <code>Reader<\/code> \/ <code>Writer<\/code>.<\/li>\n\n\n\n<li>Read\/write in <strong>byte arrays<\/strong> or <strong>buffers<\/strong>. Don\u2019t rely on character-based methods, as binary files don\u2019t map directly to text.<\/li>\n<\/ul>\n\n\n\n<p><strong>3. How does the <code>finally block<\/code> complement exception handling?<\/strong><\/p>\n\n\n\n<p>The <code>finally<\/code> block is used to execute cleanup code, such as closing file streams, regardless of whether an exception is thrown or not. This ensures resources are always released, preventing potential memory leaks or resource locks.<\/p>\n\n\n\n<p><strong>4. Why is exception handling considered a good practice in Java file operations?<\/strong><\/p>\n\n\n\n<p>Exception handling is considered a good practice in Java file operations because:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prevents abrupt program crashes.<\/li>\n\n\n\n<li>Provides meaningful feedback to users about errors.<\/li>\n\n\n\n<li>Ensures resources (e.g., files, streams) are properly closed and managed.<\/li>\n\n\n\n<li>Makes the code robust and maintainable, as it adheres to structured error-handling mechanisms.<\/li>\n<\/ul>\n\n\n\n<p><strong>Also Read:<\/strong> <a href=\"https:\/\/www.mygreatlearning.com\/blog\/multithreading-in-java\/\">Multithreading in Java<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>File handling in Java allows developers to perform operations such as creating, reading, writing, and deleting files. Java provides the java.io package for handling basic file operations and the java.nio.file package for advanced and efficient file handling. Use cases include: In this step by step guide, we will cover the fundamentals of file handling and [&hellip;]<\/p>\n","protected":false},"author":41,"featured_media":26112,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25860],"tags":[36826],"content_type":[],"class_list":["post-26106","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-java"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>File Handling in Java (Read, Write and Create Java Files)<\/title>\n<meta name=\"description\" content=\"File handling in Java is the reading and writing data to a file. The file class from the package allows us to handle different formats.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mygreatlearning.com\/blog\/what-is-file-handling-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"File Handling in Java\" \/>\n<meta property=\"og:description\" content=\"File handling in Java is the reading and writing data to a file. 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