human-readable-errors

{ "language": "java", "framework": "general", "errors": [ { "type": "NullPointerException", "code": "JAVA001", "error": "Null Object Reference", "severity": "High", "description": "Occurs when attempting to use a reference variable that points to a null object", "cause": [ "Uninitialized object reference", "Incorrect object initialization", "Method returning null unexpectedly" ], "solution": [ "Use null checks before accessing object methods", "Initialize objects before use", "Use Optional<> for potentially null values", "Use Objects.requireNonNull() for mandatory references" ], "tags": ["runtime-error", "object-handling", "nullability"], "examples": [ { "code": "String str = null;\nint length = str.length(); // Throws NullPointerException", "output": "Exception in thread \"main\" java.lang.NullPointerException" }, { "code": "if (str != null) {\n int length = str.length(); // Safe approach\n}", "output": "No exception" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" ] }, { "type": "ArrayIndexOutOfBoundsException", "code": "JAVA002", "error": "Array Index Violation", "severity": "High", "description": "Thrown when attempting to access an array with an invalid index", "cause": [ "Accessing array with negative index", "Accessing index beyond array length", "Loop iteration exceeding array bounds" ], "solution": [ "Always validate array indices before access", "Use array.length property to check bounds", "Implement safe iteration mechanisms", "Use enhanced for-loops or stream operations" ], "tags": ["runtime-error", "array-handling", "index-access"], "examples": [ { "code": "int[] arr = {1, 2, 3};\nSystem.out.println(arr[3]); // Throws ArrayIndexOutOfBoundsException", "output": "Exception in thread \"main\" java.lang.ArrayIndexOutOfBoundsException" }, { "code": "for (int i = 0; i < arr.length; i++) {\n System.out.println(arr[i]); // Safe iteration\n}", "output": "1\n2\n3" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/ArrayIndexOutOfBoundsException.html" ] }, { "type": "ClassCastException", "code": "JAVA003", "error": "Incorrect Type Casting", "severity": "High", "description": "Occurs when attempting to cast an object to a class it is not an instance of", "cause": [ "Inappropriate type casting", "Inheritance hierarchy misunderstandings", "Incorrect generic type handling" ], "solution": [ "Use instanceof operator before casting", "Implement proper type checking", "Use generics with type safety", "Prefer polymorphic method invocation" ], "tags": ["runtime-error", "type-casting", "type-safety"], "examples": [ { "code": "Object obj = \"Hello\";\nInteger number = (Integer) obj; // Throws ClassCastException", "output": "Exception in thread \"main\" java.lang.ClassCastException" }, { "code": "if (obj instanceof Integer) {\n Integer number = (Integer) obj; // Safe casting\n}", "output": "No exception" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/ClassCastException.html" ] }, { "type": "NumberFormatException", "code": "JAVA004", "error": "Invalid Number Parsing", "severity": "Medium", "description": "Thrown when attempting to convert a string to a numeric type fails", "cause": [ "Parsing non-numeric strings", "Incorrect number format", "Locale-specific number representations" ], "solution": [ "Use try-catch for parsing operations", "Validate input before parsing", "Use NumberFormat or DecimalFormat for complex parsing", "Implement robust input validation" ], "tags": ["runtime-error", "parsing", "type-conversion"], "examples": [ { "code": "String value = \"12.34.56\";\nint number = Integer.parseInt(value); // Throws NumberFormatException", "output": "Exception in thread \"main\" java.lang.NumberFormatException" }, { "code": "try {\n int number = Integer.parseInt(value);\n} catch (NumberFormatException e) {\n // Handle parsing error\n}", "output": "Graceful error handling" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/NumberFormatException.html" ] }, { "type": "IOException", "code": "JAVA005", "error": "Input/Output Operation Failure", "severity": "High", "description": "Occurs during failed or interrupted I/O operations", "cause": [ "File not found", "Insufficient permissions", "Network connectivity issues", "Resource exhaustion" ], "solution": [ "Use try-with-resources for automatic resource management", "Implement comprehensive error handling", "Check file existence before operations", "Provide meaningful error messages", "Use proper file path resolution" ], "tags": ["checked-exception", "file-handling", "resource-management"], "examples": [ { "code": "FileReader reader = new FileReader(\"nonexistent.txt\"); // Throws FileNotFoundException", "output": "Exception in thread \"main\" java.io.FileNotFoundException" }, { "code": "try (FileReader reader = new FileReader(file)) {\n // Safe file reading\n} catch (IOException e) {\n // Handle I/O errors\n}", "output": "Graceful error handling" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html" ] }, { "type": "ConcurrentModificationException", "code": "JAVA006", "error": "Concurrent Collection Modification", "severity": "High", "description": "Thrown when a collection is modified while being iterated", "cause": [ "Modifying a collection during iteration", "Parallel modification of shared collections", "Unsafe multi-threaded collection access" ], "solution": [ "Use Iterator's remove() method", "Create copy of collection before modification", "Use concurrent collection classes", "Implement thread-safe iteration mechanisms" ], "tags": ["runtime-error", "concurrency", "collection-handling"], "examples": [ { "code": "List<String> list = new ArrayList<>(Arrays.asList(\"A\", \"B\", \"C\"));\nfor (String item : list) {\n list.remove(item); // Throws ConcurrentModificationException\n}", "output": "Exception in thread \"main\" java.util.ConcurrentModificationException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/util/ConcurrentModificationException.html" ] }, { "type": "IllegalArgumentException", "code": "JAVA007", "error": "Invalid Method Argument", "severity": "Medium", "description": "Indicates that a method has been invoked with an inappropriate argument", "cause": [ "Passing null to a method expecting a non-null value", "Providing out-of-range values", "Violating method preconditions" ], "solution": [ "Validate input parameters before method invocation", "Use input validation annotations", "Implement robust parameter checking", "Use defensive programming techniques" ], "tags": ["runtime-error", "method-invocation", "input-validation"], "examples": [ { "code": "public void processAge(int age) {\n if (age < 0) {\n throw new IllegalArgumentException(\"Age cannot be negative\");\n }\n}\nprocessAge(-5); // Throws IllegalArgumentException", "output": "Exception in thread \"main\" java.lang.IllegalArgumentException: Age cannot be negative" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html" ] }, { "type": "ConcurrentModificationException", "code": "JAVA008", "error": "Unsafe Collection Modification", "severity": "High", "description": "Occurs when attempting to modify a collection during iteration", "cause": [ "Modifying collection while iterating", "Parallel modification in multi-threaded environments", "Incorrect synchronization" ], "solution": [ "Use thread-safe collections", "Create collection copies before modification", "Use concurrent modification-safe iteration patterns" ], "tags": ["runtime-error", "concurrency", "collection-handling"], "examples": [ { "code": "List<String> list = new ArrayList<>(Arrays.asList(\"A\", \"B\", \"C\"));\nfor (String item : list) {\n list.remove(item); // Throws ConcurrentModificationException\n}", "output": "Exception in thread \"main\" java.util.ConcurrentModificationException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/util/ConcurrentModificationException.html" ] }, { "type": "StackOverflowError", "code": "JAVA009", "error": "Recursive Method Overflow", "severity": "Critical", "description": "Occurs when method call stack exceeds maximum stack depth", "cause": [ "Infinite recursion", "Deeply nested recursive calls", "Lack of base case in recursive methods" ], "solution": [ "Implement proper base cases in recursive methods", "Use tail-call optimization", "Convert recursion to iterative approaches", "Increase stack size for complex recursions" ], "tags": ["runtime-error", "recursion", "memory-management"], "examples": [ { "code": "public void infiniteRecursion() {\n infiniteRecursion(); // No base case\n}\ninfiniteRecursion(); // Throws StackOverflowError", "output": "Exception in thread \"main\" java.lang.StackOverflowError" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/StackOverflowError.html" ] }, { "type": "OutOfMemoryError", "code": "JAVA010", "error": "Memory Allocation Failure", "severity": "Critical", "description": "Indicates that the Java Virtual Machine cannot allocate more memory", "cause": [ "Excessive object creation", "Memory leaks", "Large data structure allocations", "Insufficient heap space" ], "solution": [ "Optimize memory usage", "Use memory profiling tools", "Implement object pooling", "Increase heap size", "Properly manage object references" ], "tags": ["runtime-error", "memory-management", "resource-exhaustion"], "examples": [ { "code": "List<byte[]> list = new ArrayList<>();\nwhile (true) {\n list.add(new byte[1024 * 1024]); // Creates massive memory consumption\n}", "output": "Exception in thread \"main\" java.lang.OutOfMemoryError: Java heap space" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/OutOfMemoryError.html" ] }, { "type": "SQLException", "code": "JAVA011", "error": "Database Operation Failure", "severity": "High", "description": "Occurs during database connectivity or query execution issues", "cause": [ "Invalid database connection", "Incorrect SQL syntax", "Network connectivity problems", "Insufficient database permissions" ], "solution": [ "Implement comprehensive exception handling", "Use connection pooling", "Validate database credentials", "Log detailed error information", "Implement retry mechanisms" ], "tags": ["checked-exception", "database", "connectivity"], "examples": [ { "code": "Connection conn = DriverManager.getConnection(invalidUrl, username, password);\n// Throws SQLException if connection fails", "output": "Exception in thread \"main\" java.sql.SQLException: Connection error" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html" ] }, { "type": "ParseException", "code": "JAVA012", "error": "Parsing Operation Failure", "severity": "Medium", "description": "Thrown when parsing a string to a specific format fails", "cause": [ "Invalid date/time formats", "Unexpected string content", "Locale-specific parsing issues" ], "solution": [ "Use try-catch for parsing operations", "Validate input before parsing", "Implement robust error handling", "Use modern java.time APIs" ], "tags": ["checked-exception", "parsing", "type-conversion"], "examples": [ { "code": "SimpleDateFormat sdf = new SimpleDateFormat(\"yyyy-MM-dd\");\nDate date = sdf.parse(\"2023/13/45\"); // Throws ParseException", "output": "Exception in thread \"main\" java.text.ParseException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/text/ParseException.html" ] }, { "type": "InterruptedException", "code": "JAVA013", "error": "Thread Interruption", "severity": "Medium", "description": "Indicates that a thread has been interrupted during execution", "cause": [ "Explicit thread interruption", "Blocking method calls", "Concurrent thread management" ], "solution": [ "Handle interruptions gracefully", "Implement proper thread lifecycle management", "Use modern concurrency utilities", "Restore interrupt status when catching" ], "tags": ["checked-exception", "concurrency", "thread-management"], "examples": [ { "code": "Thread.sleep(5000); // May throw InterruptedException\n// If thread is interrupted during sleep", "output": "Exception in thread \"main\" java.lang.InterruptedException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html" ] }, { "type": "NoSuchMethodException", "code": "JAVA014", "error": "Method Lookup Failure", "severity": "Medium", "description": "Occurs when attempting to access a non-existent method through reflection", "cause": [ "Incorrect method name", "Mismatched method parameters", "Dynamic method resolution failures", "Class loading issues" ], "solution": [ "Verify method signature exactly", "Use proper reflection techniques", "Implement comprehensive error checking", "Use getMethod() with precise parameter types" ], "tags": ["reflection", "method-resolution", "runtime-error"], "examples": [ { "code": "Class<?> clazz = MyClass.class;\nMethod method = clazz.getMethod(\"nonExistentMethod\"); // Throws NoSuchMethodException", "output": "Exception in thread \"main\" java.lang.NoSuchMethodException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html" ] }, { "type": "SecurityException", "code": "JAVA015", "error": "Security Violation", "severity": "High", "description": "Indicates a security manager has denied access to a resource", "cause": [ "Insufficient security permissions", "Restricted system resource access", "Violation of security policy", "Unauthorized operations" ], "solution": [ "Configure appropriate security manager", "Use proper security policies", "Implement least privilege principle", "Request explicit permissions" ], "tags": ["security", "access-control", "runtime-error"], "examples": [ { "code": "System.setSecurityManager(new SecurityManager());\nSystem.exit(0); // May throw SecurityException in restricted environments", "output": "Exception in thread \"main\" java.lang.SecurityException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/SecurityException.html" ] }, { "type": "ClassNotFoundException", "code": "JAVA016", "error": "Class Loading Failure", "severity": "High", "description": "Occurs when attempting to load a class that cannot be found", "cause": [ "Missing class in classpath", "Incorrect fully qualified class name", "Dependency management issues", "Dynamic class loading failures" ], "solution": [ "Verify classpath configuration", "Check import statements", "Use proper class loading mechanisms", "Implement comprehensive error handling" ], "tags": ["class-loading", "runtime-error", "dependency-management"], "examples": [ { "code": "Class.forName(\"com.example.NonExistentClass\"); // Throws ClassNotFoundException", "output": "Exception in thread \"main\" java.lang.ClassNotFoundException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/ClassNotFoundException.html" ] }, { "type": "IllegalAccessException", "code": "JAVA017", "error": "Unauthorized Method Access", "severity": "High", "description": "Indicates an attempt to access a method or field that is not accessible", "cause": [ "Accessing private methods/fields", "Reflection access to restricted members", "Security manager restrictions" ], "solution": [ "Use proper access modifiers", "Implement explicit access checks", "Use setAccessible(true) for reflection", "Respect encapsulation principles" ], "tags": ["reflection", "access-control", "runtime-error"], "examples": [ { "code": "Method privateMethod = MyClass.class.getDeclaredMethod(\"privateMethod\");\nprivateMethod.invoke(object); // Throws IllegalAccessException without setAccessible(true)", "output": "Exception in thread \"main\" java.lang.IllegalAccessException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html" ] }, { "type": "InstantiationException", "code": "JAVA018", "error": "Object Instantiation Failure", "severity": "High", "description": "Occurs when attempting to create an instance of an abstract class or interface", "cause": [ "Trying to instantiate abstract classes", "Interfaces without concrete implementations", "Classes without no-arg constructors" ], "solution": [ "Use concrete class implementations", "Implement factory methods", "Provide no-arg constructors", "Use dependency injection frameworks" ], "tags": ["object-creation", "runtime-error", "reflection"], "examples": [ { "code": "Class<?> abstractClass = AbstractClass.class;\nabstractClass.newInstance(); // Throws InstantiationException", "output": "Exception in thread \"main\" java.lang.InstantiationException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/InstantiationException.html" ] }, { "type": "ArithmeticException", "code": "JAVA019", "error": "Arithmetic Operation Error", "severity": "Medium", "description": "Occurs during illegal arithmetic operations", "cause": [ "Division by zero", "Overflow in numeric operations", "Undefined mathematical operations" ], "solution": [ "Check divisor before division", "Use BigDecimal for precise calculations", "Implement range checking", "Handle edge cases explicitly" ], "tags": ["runtime-error", "numeric-operations", "mathematics"], "examples": [ { "code": "int result = 10 / 0; // Throws ArithmeticException\n// Division by zero", "output": "Exception in thread \"main\" java.lang.ArithmeticException: / by zero" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/ArithmeticException.html" ] }, { "type": "RejectedExecutionException", "code": "JAVA020", "error": "Thread Pool Execution Rejection", "severity": "High", "description": "Thrown when a thread pool cannot accept a new task for execution", "cause": [ "Executor service shutdown", "Thread pool queue saturation", "Resource exhaustion", "Improper thread pool configuration" ], "solution": [ "Implement proper thread pool sizing", "Use bounded queue configurations", "Handle rejected execution gracefully", "Monitor thread pool metrics" ], "tags": ["concurrency", "thread-management", "runtime-error"], "examples": [ { "code": "ExecutorService executor = Executors.newFixedThreadPool(5);\nexecutor.shutdown();\nexecutor.execute(() -> System.out.println(\"Task\")); // Throws RejectedExecutionException", "output": "Exception in thread \"main\" java.util.concurrent.RejectedExecutionException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/RejectedExecutionException.html" ] }, { "type": "InvocationTargetException", "code": "JAVA021", "error": "Method Invocation Internal Error", "severity": "High", "description": "Wraps an exception thrown by an invoked method during reflection", "cause": [ "Exception in the invoked method", "Unexpected runtime errors", "Complex method execution failures" ], "solution": [ "Unwrap and handle the original exception", "Implement comprehensive error handling", "Use proper exception propagation", "Log detailed error information" ], "tags": ["reflection", "exception-handling", "runtime-error"], "examples": [ { "code": "Method method = MyClass.class.getMethod(\"riskyMethod\");\nmethod.invoke(object); // May throw InvocationTargetException if method throws an exception", "output": "Exception in thread \"main\" java.lang.reflect.InvocationTargetException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html" ] }, { "type": "TimeoutException", "code": "JAVA022", "error": "Operation Time Limit Exceeded", "severity": "Medium", "description": "Indicates that an operation has timed out", "cause": [ "Long-running operations", "Network latency", "Resource contention", "Inefficient algorithm execution" ], "solution": [ "Implement proper timeout mechanisms", "Use concurrent utility timeouts", "Design responsive thread management", "Optimize long-running operations" ], "tags": ["concurrency", "performance", "runtime-error"], "examples": [ { "code": "Future<String> future = executor.submit(() -> longRunningTask());\nfuture.get(1, TimeUnit.SECONDS); // Throws TimeoutException if task exceeds 1 second", "output": "Exception in thread \"main\" java.util.concurrent.TimeoutException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/TimeoutException.html" ] }, { "type": "FileNotFoundException", "code": "JAVA023", "error": "File Access Failure", "severity": "High", "description": "Occurs when attempting to access a file that does not exist", "cause": [ "Incorrect file path", "Insufficient file permissions", "Deleted or moved files", "Case-sensitive file system issues" ], "solution": [ "Verify file path accuracy", "Check file existence before access", "Use absolute paths", "Implement robust file handling", "Handle path resolution carefully" ], "tags": ["file-handling", "io-operations", "runtime-error"], "examples": [ { "code": "FileInputStream fis = new FileInputStream(\"nonexistent.txt\"); // Throws FileNotFoundException", "output": "Exception in thread \"main\" java.io.FileNotFoundException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html" ] }, { "type": "URISyntaxException", "code": "JAVA024", "error": "Invalid URI Format", "severity": "Medium", "description": "Indicates malformed Uniform Resource Identifier (URI)", "cause": [ "Incorrect URL formatting", "Invalid character sequences", "Malformed protocol specifications", "Incomplete URI components" ], "solution": [ "Validate URI before parsing", "Use URI validation libraries", "Implement robust error handling", "Encode special characters properly" ], "tags": ["network", "uri-handling", "parsing"], "examples": [ { "code": "URI uri = new URI(\"http://example.com/ invalid space\"); // Throws URISyntaxException", "output": "Exception in thread \"main\" java.net.URISyntaxException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/net/URISyntaxException.html" ] }, { "type": "SAXException", "code": "JAVA025", "error": "XML Parsing Failure", "severity": "Medium", "description": "Occurs during XML document processing errors", "cause": [ "Malformed XML structure", "Invalid XML syntax", "Namespace conflicts", "Incomplete XML documents" ], "solution": [ "Validate XML before parsing", "Use XML schema validation", "Implement comprehensive error handling", "Use robust XML parsing libraries" ], "tags": ["xml-processing", "parsing", "data-handling"], "examples": [ { "code": "SAXParser parser = SAXParserFactory.newInstance().newSAXParser();\nparser.parse(invalidXmlFile, handler); // Throws SAXException for malformed XML", "output": "Exception in thread \"main\" org.xml.sax.SAXException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/org/xml/sax/SAXException.html" ] }, { "type": "JSONException", "code": "JAVA026", "error": "JSON Processing Error", "severity": "Medium", "description": "Indicates errors during JSON parsing or generation", "cause": [ "Malformed JSON structure", "Invalid JSON syntax", "Type mismatches", "Incomplete JSON documents" ], "solution": [ "Use robust JSON parsing libraries", "Implement comprehensive validation", "Handle parsing errors gracefully", "Validate JSON schema" ], "tags": ["json-processing", "parsing", "data-handling"], "examples": [ { "code": "JSONObject json = new JSONObject(\"{invalid json}\"); // Throws JSONException", "output": "Exception in thread \"main\" org.json.JSONException" } ], "links": ["https://github.com/stleary/JSON-java"] }, { "type": "SocketException", "code": "JAVA027", "error": "Network Socket Failure", "severity": "High", "description": "Occurs during network communication errors", "cause": [ "Connection reset", "Network unavailability", "Socket timeout", "Insufficient network resources" ], "solution": [ "Implement robust network error handling", "Use connection timeout mechanisms", "Implement reconnection strategies", "Handle network interruptions gracefully" ], "tags": ["network", "socket-programming", "connectivity"], "examples": [ { "code": "Socket socket = new Socket(\"example.com\", 8080);\n// Throws SocketException for network-related issues", "output": "Exception in thread \"main\" java.net.SocketException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/net/SocketException.html" ] }, { "type": "ParserConfigurationException", "code": "JAVA028", "error": "XML Parser Configuration Error", "severity": "Medium", "description": "Indicates issues with XML parser configuration", "cause": [ "Incompatible parser settings", "Missing XML parsing libraries", "Incorrect factory configuration", "Unsupported XML features" ], "solution": [ "Verify XML parser configurations", "Use standard parsing factories", "Handle configuration errors explicitly", "Update XML parsing libraries" ], "tags": ["xml-processing", "configuration", "parsing"], "examples": [ { "code": "DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();\nDocumentBuilder builder = factory.newDocumentBuilder(); // May throw ParserConfigurationException", "output": "Exception in thread \"main\" javax.xml.parsers.ParserConfigurationException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/javax/xml/parsers/ParserConfigurationException.html" ] }, { "type": "TransformerException", "code": "JAVA029", "error": "XML Transformation Failure", "severity": "Medium", "description": "Occurs during XML document transformation processes", "cause": [ "Invalid transformation rules", "Incompatible XML structures", "XSLT processing errors", "Resource limitations" ], "solution": [ "Validate transformation parameters", "Implement comprehensive error handling", "Use robust XSLT processing", "Verify XML and XSLT compatibility" ], "tags": ["xml-processing", "transformation", "data-handling"], "examples": [ { "code": "Transformer transformer = TransformerFactory.newInstance().newTransformer();\ntransformer.transform(source, result); // May throw TransformerException", "output": "Exception in thread \"main\" javax.xml.transform.TransformerException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/javax/xml/transform/TransformerException.html" ] }, { "type": "GeneralSecurityException", "code": "JAVA030", "error": "Cryptographic Operation Failure", "severity": "High", "description": "Indicates errors in security and cryptographic operations", "cause": [ "Invalid cryptographic algorithms", "Incorrect key configurations", "Unsupported encryption methods", "Security provider issues" ], "solution": [ "Use standard cryptographic libraries", "Implement robust key management", "Handle security exceptions explicitly", "Verify security provider configurations" ], "tags": ["security", "cryptography", "runtime-error"], "examples": [ { "code": "Cipher cipher = Cipher.getInstance(\"InvalidAlgorithm\"); // Throws GeneralSecurityException", "output": "Exception in thread \"main\" java.security.GeneralSecurityException" } ], "links": [ "https://docs.oracle.com/javase/8/docs/api/java/security/GeneralSecurityException.html" ] } ] }