com.itextpdf.text
Class ExceptionConverter

java.lang.Object
  extended by java.lang.Throwable
      extended by java.lang.Exception
          extended by java.lang.RuntimeException
              extended by com.itextpdf.text.ExceptionConverter
All Implemented Interfaces:
Serializable

public class ExceptionConverter
extends RuntimeException

The ExceptionConverter changes a checked exception into an unchecked exception.

See Also:
Serialized Form

Field Summary
private  Exception ex
          we keep a handle to the wrapped exception
private  String prefix
          prefix for the exception
private static long serialVersionUID
           
 
Constructor Summary
ExceptionConverter(Exception ex)
          Construct a RuntimeException based on another Exception
 
Method Summary
static RuntimeException convertException(Exception ex)
          Convert an Exception into an unchecked exception.
 Throwable fillInStackTrace()
          requests to fill in the stack trace we will have to ignore.
 Exception getException()
          and allow the user of ExceptionConverter to get a handle to it.
 String getLocalizedMessage()
          and make sure we also produce a localized version
 String getMessage()
          We print the message of the checked exception
 void printStackTrace()
          we have to override this as well
 void printStackTrace(PrintStream s)
          here we prefix, with s.print(), not s.println(), the stack trace with "ExceptionConverter:"
 void printStackTrace(PrintWriter s)
          Again, we prefix the stack trace with "ExceptionConverter:"
 String toString()
          The toString() is changed to be prefixed with ExceptionConverter
 
Methods inherited from class java.lang.Throwable
getCause, getStackTrace, initCause, setStackTrace
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

serialVersionUID

private static final long serialVersionUID
See Also:
Constant Field Values

ex

private Exception ex
we keep a handle to the wrapped exception


prefix

private String prefix
prefix for the exception

Constructor Detail

ExceptionConverter

public ExceptionConverter(Exception ex)
Construct a RuntimeException based on another Exception

Parameters:
ex - the exception that has to be turned into a RuntimeException
Method Detail

convertException

public static final RuntimeException convertException(Exception ex)
Convert an Exception into an unchecked exception. Return the exception if it is already an unchecked exception or return an ExceptionConverter wrapper otherwise

Parameters:
ex - the exception to convert
Returns:
an unchecked exception
Since:
2.1.6

getException

public Exception getException()
and allow the user of ExceptionConverter to get a handle to it.

Returns:
the original exception

getMessage

public String getMessage()
We print the message of the checked exception

Overrides:
getMessage in class Throwable
Returns:
message of the original exception

getLocalizedMessage

public String getLocalizedMessage()
and make sure we also produce a localized version

Overrides:
getLocalizedMessage in class Throwable
Returns:
localized version of the message

toString

public String toString()
The toString() is changed to be prefixed with ExceptionConverter

Overrides:
toString in class Throwable
Returns:
String version of the exception

printStackTrace

public void printStackTrace()
we have to override this as well

Overrides:
printStackTrace in class Throwable

printStackTrace

public void printStackTrace(PrintStream s)
here we prefix, with s.print(), not s.println(), the stack trace with "ExceptionConverter:"

Overrides:
printStackTrace in class Throwable
Parameters:
s -

printStackTrace

public void printStackTrace(PrintWriter s)
Again, we prefix the stack trace with "ExceptionConverter:"

Overrides:
printStackTrace in class Throwable
Parameters:
s -

fillInStackTrace

public Throwable fillInStackTrace()
requests to fill in the stack trace we will have to ignore. We can't throw an exception here, because this method is called by the constructor of Throwable

Overrides:
fillInStackTrace in class Throwable
Returns:
a Throwable

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