BiteSizedChunks.comLearn one small thing at a time.

Course contentsShow

Java

729The try Block: Marking Code That May Throw Exceptions
730The catch Block: Handling Specific Exception Types
731Matching Exceptions to catch Clauses
732Accessing Exception Information in catch Blocks
733The finally Block: Guaranteed Execution
734Common finally Use Cases: Resource Cleanup
735Control Flow with try-catch-finally
736Return Statements in finally Blocks
737Exceptions Thrown from finally Blocks
738Nested try-catch-finally Structures
739The throw Keyword: Throwing Exceptions Manually
740Creating and Throwing Exception Instances
741Exception Propagation: How Exceptions Move Up the Call Stack
742Propagation with No Matching catch Block
743Method Signatures and throws Declaration
744Propagating vs Handling: When to Catch vs Declare
745Re-throwing Exceptions After Partial Handling
746Exception Propagation Through Constructor Calls
747Stack Traces and Debugging Propagated Exceptions
748What Is the Call Stack?
749Normal Stack Unwinding
750Exception-Driven Stack Unwinding
751The Search for a Handler
752Unwinding Without a Handler
753Stack Trace Information
754finally Blocks During Unwinding
755Performance Impact of Unwinding
756The Need for Multiple catch Blocks
757Syntax: Writing Multiple catch Blocks
758Catch Block Order: Most Specific First
759Compiler Error: Unreachable catch Block
760Catching Sibling Exception Types
761Multi-Catch Syntax (Java 7+)
762Restrictions on Multi-Catch
763The Implicit final in Multi-Catch
764Granular vs General Exception Handling
765Catch Order Best Practices
766Why Rethrow: When to Propagate Exceptions
767Basic Rethrow: throw in catch Block
768Rethrowing the Same Exception Instance
769Wrapping Exceptions: throw new Exception(cause)
770Exception Chaining with initCause and Constructors
771Rethrowing in finally: Suppressing Original Exceptions
772Precise Rethrow (Java 7+): Improved Type Safety
773Logging and Rethrowing: Best Practices

Java

729The try Block: Marking Code That May Throw Exceptions
730The catch Block: Handling Specific Exception Types
731Matching Exceptions to catch Clauses
732Accessing Exception Information in catch Blocks
733The finally Block: Guaranteed Execution
734Common finally Use Cases: Resource Cleanup
735Control Flow with try-catch-finally
736Return Statements in finally Blocks
737Exceptions Thrown from finally Blocks
738Nested try-catch-finally Structures
739The throw Keyword: Throwing Exceptions Manually
740Creating and Throwing Exception Instances
741Exception Propagation: How Exceptions Move Up the Call Stack
742Propagation with No Matching catch Block
743Method Signatures and throws Declaration
744Propagating vs Handling: When to Catch vs Declare
745Re-throwing Exceptions After Partial Handling
746Exception Propagation Through Constructor Calls
747Stack Traces and Debugging Propagated Exceptions
748What Is the Call Stack?
749Normal Stack Unwinding
750Exception-Driven Stack Unwinding
751The Search for a Handler
752Unwinding Without a Handler
753Stack Trace Information
754finally Blocks During Unwinding
755Performance Impact of Unwinding
756The Need for Multiple catch Blocks
757Syntax: Writing Multiple catch Blocks
758Catch Block Order: Most Specific First
759Compiler Error: Unreachable catch Block
760Catching Sibling Exception Types
761Multi-Catch Syntax (Java 7+)
762Restrictions on Multi-Catch
763The Implicit final in Multi-Catch
764Granular vs General Exception Handling
765Catch Order Best Practices
766Why Rethrow: When to Propagate Exceptions
767Basic Rethrow: throw in catch Block
768Rethrowing the Same Exception Instance
769Wrapping Exceptions: throw new Exception(cause)
770Exception Chaining with initCause and Constructors
771Rethrowing in finally: Suppressing Original Exceptions
772Precise Rethrow (Java 7+): Improved Type Safety
773Logging and Rethrowing: Best Practices

← Java

Lesson 739 of 2,870·18. Exception Handling FundamentalsPro lesson

The throw Keyword: Throwing Exceptions Manually

Learn how to use the throw keyword to explicitly raise exceptions in your code when error conditions occur.

This lesson is for subscribers

You've completed the free preview. Subscribe to unlock every lesson in every course.

See pricing Back to course