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
- See Also:
- Serialized Form
Constructor Summary
Constructor | Description |
---|---|
PatternSyntaxException(String desc,
String regex,
int index) | Constructs a new instance of this class. |
Method Summary
Modifier and Type | Method | Description |
---|---|---|
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 declared in class java.lang.Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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 classThrowable
- Returns:
- The full detail message