Java : ReadOnlyBufferException with Examples
April 30, 2025
ReadOnlyBufferException (Java SE 23 & JDK 23) in Java with Examples.
You will find code samples for most of the ReadOnlyBufferException methods.
Summary
Unchecked exception thrown when a content-mutation method such as put or compact is invoked upon a read-only buffer.
final var buffer = IntBuffer.allocate(5).asReadOnlyBuffer();
System.out.println(buffer.isReadOnly()); // true
try {
buffer.put(10);
} catch (ReadOnlyBufferException e) {
System.out.println("ReadOnlyBufferException!");
}
// Result
// ↓
//ReadOnlyBufferException!
Constructors
ReadOnlyBufferException ()
Constructs an instance of this class.
final var e = new ReadOnlyBufferException();
System.out.println(e); // java.nio.ReadOnlyBufferException
Methods declared in Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
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