| java.lang.Object | |||||
| ↳ | java.lang.Throwable | ||||
| ↳ | java.lang.Exception | ||||
| ↳ | java.lang.RuntimeException | ||||
| ↳ | java.lang.IllegalArgumentException | ||||
| ↳ | java.util.regex.PatternSyntaxException | ||||
Class Overview
Unchecked exception thrown to indicate a syntax error in a regular-expression pattern.
Summary
| Public Constructors | |||||||||||
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Constructs a new instance of this class.
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| Public Methods | |||||||||||
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Retrieves the description of the error.
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Retrieves the error index.
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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.
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Retrieves the erroneous regular-expression pattern.
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Inherited Methods | |||||||||||
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From class
java.lang.Throwable
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From class
java.lang.Object
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Public Constructors
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 |
Public Methods
public String getDescription ()
Retrieves the description of the error.
Returns
- The description of the error
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
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.
Returns
- The full detail message
public String getPattern ()
Retrieves the erroneous regular-expression pattern.
Returns
- The erroneous pattern