java.util.regex
Class PatternSyntaxException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              java.lang.IllegalArgumentException
                  java.util.regex.PatternSyntaxException

All Implemented Interfaces:

Serializable

public class PatternSyntaxException

extends IllegalArgumentException

Unchecked exception thrown to indicate a syntax error in a regular-expression pattern.

Since:

1.4

Author:

unascribed

See Also:

Serialized Form

Field Summary

private String	desc
private int	index
private static String	nl
private String	pattern

Fields inherited from class java.lang.RuntimeException

Fields inherited from class java.lang.Throwable

Constructor Summary

PatternSyntaxException(String desc, String regex, int index)
Constructs a new instance of this class.

Method Summary

String	getDescription() Retrieves the description of the error.
int	getIndex() Retrieves the error index.
String	getMessage() Returns a multi-line string containing the description of the syntax error and its index, the erroneous regular-expression pattern, and a visual indication of the error index within the pattern.
String	getPattern() Retrieves the erroneous regular-expression pattern.

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Field Detail

desc

private final String desc

pattern

private final String pattern

index

private final int index

nl

private static String nl

Constructor Detail

PatternSyntaxException

public PatternSyntaxException(String desc,
                              String regex,
                              int index)

Constructs a new instance of this class.

Parameters:

desc - A description of the error

regex - The erroneous pattern

index - The approximate index in the pattern of the error, or -1 if the index is not known

Method Detail

getIndex

public int getIndex()

Retrieves the error index.

Returns:

The approximate index in the pattern of the error, or -1 if the index is not known

getDescription

public String getDescription()

Retrieves the description of the error.

Returns:

The description of the error

getPattern

public String getPattern()

Retrieves the erroneous regular-expression pattern.

Returns:

The erroneous pattern

getMessage

public String getMessage()

Returns a multi-line string containing the description of the syntax error and its index, the erroneous regular-expression pattern, and a visual indication of the error index within the pattern.

Overrides:

getMessage in class Throwable

Returns:

The full detail message