Top Description Fields Constructors Methods
jdk.internal.joptsimple.util

public Class RegexMatcher

extends Object
implements ValueConverter<String>
Class Inheritance
All Implemented Interfaces
jdk.internal.joptsimple.ValueConverter
Imports
java.util.Locale, java.util.regex.Pattern, jdk.internal.joptsimple.ValueConversionException, .ValueConverter
Ensures that values entirely match a regular expression.
Author
Paul Holser

Field Summary

Modifier and TypeField and Description
private final Pattern
pattern

Constructor Summary

AccessConstructor and Description
public
RegexMatcher(String
the regular expression pattern
pattern, int
modifying regex flags
flags)

Creates a matcher that uses the given regular expression, modified by the given flags.

Method Summary

Modifier and TypeMethod and Description
public String
convert(String
the string to convert
value)

Implements jdk.internal.joptsimple.ValueConverter.convert.

Converts the given string value into a Java type.
private void
raiseValueConversionFailure(String value)

public static ValueConverter<String>

Returns:

the new converter
regex(String
the regular expression pattern
pattern)

Gives a matcher that uses the given regular expression.

public String
valuePattern()

Implements jdk.internal.joptsimple.ValueConverter.valuePattern.

Gives a string that describes the pattern of the values this converter expects, if any.
public Class<String>
valueType()

Implements jdk.internal.joptsimple.ValueConverter.valueType.

Gives the class of the type of values this converter converts to.
Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

patternback to summary
private final Pattern pattern

Constructor Detail

RegexMatcherback to summary
public RegexMatcher(String pattern, int flags)

Creates a matcher that uses the given regular expression, modified by the given flags.

Parameters
pattern:String

the regular expression pattern

flags:int

modifying regex flags

Exceptions
IllegalArgumentException:
if bit values other than those corresponding to the defined match flags are set in flags
PatternSyntaxException:
if the expression's syntax is invalid

Method Detail

convertback to summary
public String convert(String value)

Implements jdk.internal.joptsimple.ValueConverter.convert.

Doc from jdk.internal.joptsimple.ValueConverter.convert.

Converts the given string value into a Java type.

Parameters
value:String

the string to convert

Returns:String

the converted value

raiseValueConversionFailureback to summary
private void raiseValueConversionFailure(String value)
regexback to summary
public static ValueConverter<String> regex(String pattern)

Gives a matcher that uses the given regular expression.

Parameters
pattern:String

the regular expression pattern

Returns:ValueConverter<String>

the new converter

Exceptions
PatternSyntaxException:
if the expression's syntax is invalid
valuePatternback to summary
public String valuePattern()

Implements jdk.internal.joptsimple.ValueConverter.valuePattern.

Doc from jdk.internal.joptsimple.ValueConverter.valuePattern.

Gives a string that describes the pattern of the values this converter expects, if any. For example, a date converter can respond with a date format string.

Returns:String

a value pattern, or null if there's nothing interesting here

valueTypeback to summary
public Class<String> valueType()

Implements jdk.internal.joptsimple.ValueConverter.valueType.

Doc from jdk.internal.joptsimple.ValueConverter.valueType.

Gives the class of the type of values this converter converts to.

Returns:Class<String>

the target class for conversion