程序包 java.util.regex

类 PatternSyntaxException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

java.lang.IllegalArgumentException

java.util.regex.PatternSyntaxException

所有已实现的接口:

Serializable

public class PatternSyntaxException
extends IllegalArgumentException

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

从以下版本开始:

1.4

另请参阅:

序列化表格

构造器概要

构造器

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

方法概要

限定符和类型	方法	说明
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.

从类继承的方法 java.lang.Object

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

从类继承的方法 java.lang.Throwable

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

构造器详细资料

PatternSyntaxException

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

Constructs a new instance of this class.

参数:

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

方法详细资料

getIndex

public int getIndex()

Retrieves the error index.

返回:

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.

返回:

The description of the error

getPattern

public String getPattern()

Retrieves the erroneous regular-expression pattern.

返回:

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.

覆盖:

getMessage 在类中 Throwable

返回:

The full detail message