org.apache.jdo.model
Class ModelException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          org.apache.jdo.model.ModelException

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

ModelValidationException, ModelVetoException

public class ModelException
extends java.lang.Exception

This exception indicates a Model problem. It is the root for all checked model exceptions.

Since:

JDO 1.0.1

Author:

Michael Bouschen

See Also:

Serialized Form

Constructor Summary

ModelException()
Creates new ModelException without detail message.

ModelException(java.lang.String message)
Constructs a ModelException with the specified detail message.

ModelException(java.lang.String message, java.lang.Throwable cause)
Constructs a new ModelException with the specified detail message and cause.

Method Summary

java.lang.Throwable	getCause() Returns the cause of this throwable or null if the cause is nonexistent or unknown.
java.lang.String	getMessage() Returns the error message string of this throwable object.
java.lang.Throwable	initCause(java.lang.Throwable cause) Initializes the cause of this throwable to the specified value.
void	printStackTrace() Prints this ModelException and its backtrace to the standard error output.
void	printStackTrace(java.io.PrintStream s) Prints this ModelException and its backtrace to the specified print stream.
void	printStackTrace(java.io.PrintWriter s) Prints this ModelException and its backtrace to the specified print writer.
java.lang.String	toString() The String representation includes the name of the class, the descriptive comment (if any), and the String representation of the cause (if any).

Methods inherited from class java.lang.Throwable

fillInStackTrace, getLocalizedMessage, getStackTrace, setStackTrace

Methods inherited from class java.lang.Object

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

Constructor Detail

ModelException

public ModelException()

Creates new ModelException without detail message.

ModelException

public ModelException(java.lang.String message)

Constructs a ModelException with the specified detail message.

Parameters:

message - the detail message.

ModelException

public ModelException(java.lang.String message,
                      java.lang.Throwable cause)

Constructs a new ModelException with the specified detail message and cause.

Parameters:

message - the detail message.

cause - the cause (which is saved for later retrieval by the getCause() method). (A null value is permitted, and indicates that the cause is nonexistent or unknown.)

Method Detail

getCause

public java.lang.Throwable getCause()

Returns the cause of this throwable or null if the cause is nonexistent or unknown. (The cause is the throwable that caused this throwable to get thrown.)

Overrides:

getCause in class java.lang.Throwable

Returns:

the cause of this throwable or null if the cause is nonexistent or unknown.

initCause

public java.lang.Throwable initCause(java.lang.Throwable cause)

Initializes the cause of this throwable to the specified value. (The cause is the throwable that caused this throwable to get thrown.)

Overrides:

initCause in class java.lang.Throwable

Parameters:

cause - the cause (which is saved for later retrieval by the getCause() method). (A null value is permitted, and indicates that the cause is nonexistent or unknown.)

Returns:

a reference to this ModelException instance.

getMessage

public java.lang.String getMessage()

Returns the error message string of this throwable object.

Overrides:

getMessage in class java.lang.Throwable

Returns:

the error message string of this ModelException object if it was created with an error message string, the error message of the cause if it was not created a message but the cause has a message, or null if neither has an error message.

toString

public java.lang.String toString()

The String representation includes the name of the class, the descriptive comment (if any), and the String representation of the cause (if any).

Overrides:

toString in class java.lang.Throwable

Returns:

the String.

printStackTrace

public void printStackTrace()

Prints this ModelException and its backtrace to the standard error output. Print cause Throwable's stack trace as well.

Overrides:

printStackTrace in class java.lang.Throwable

printStackTrace

public void printStackTrace(java.io.PrintStream s)

Prints this ModelException and its backtrace to the specified print stream. Print cause Throwable's stack trace as well.

Overrides:

printStackTrace in class java.lang.Throwable

Parameters:

s - PrintStream to use for output

printStackTrace

public void printStackTrace(java.io.PrintWriter s)

Prints this ModelException and its backtrace to the specified print writer. Print cause Throwable' stack trace as well.

Overrides:

printStackTrace in class java.lang.Throwable

Parameters:

s - PrintWriter to use for output