MalformedParameterizedTypeException (Java SE 25 & JDK 25)
Description: declaration: module: java.base, package: java.lang.reflect, class: MalformedParameterizedTypeException
Keywords: java.lang.reflect.MalformedParameterizedTypeException class

# Class MalformedParameterizedTypeException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.lang.RuntimeException
java.lang.reflect.MalformedParameterizedTypeException

All Implemented Interfaces:
  `Serializable`

public class MalformedParameterizedTypeException extends RuntimeException
Thrown when a semantically malformed parameterized type is encountered by a reflective method that needs to instantiate it. For example, if the number of type arguments to a parameterized type is wrong.

Since:
  1.5
See Also:
  - Serialized Form

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `MalformedParameterizedTypeException()`
  Constructs a `MalformedParameterizedTypeException` with no detail message.
  `MalformedParameterizedTypeException(String message)`
  Constructs a `MalformedParameterizedTypeException` with the given detail message.

- ## Method Summary

  ### Methods declared in class Throwable

  `addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

  ### Methods declared in class Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- ## Constructor Details

  - ### MalformedParameterizedTypeException

    public MalformedParameterizedTypeException()
    Constructs a `MalformedParameterizedTypeException` with no detail message.

  - ### MalformedParameterizedTypeException

    public MalformedParameterizedTypeException(String message)
    Constructs a `MalformedParameterizedTypeException` with the given detail message.
    Parameters:
      `message` - the detail message; may be `null`
    Since:
      10