com.hp.util.syntax.parsers

Class Utilities

java.lang.Object

com.hp.util.syntax.parsers.Utilities

public abstract class Utilities
extends Object

Builtin utilities to aid parsing activities.

Author:

Thomas Vachuska

Constructor Summary

Constructors

Constructor and Description
Utilities()

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	get(Properties properties, String name, boolean defaultValue) Extracts the named property from the given set of properties.
static int	get(Properties properties, String name, int defaultValue) Extracts the named property from the given set of properties.
static boolean	isOn(String value) Translates the given string value into a boolean.
static Date	parse(DateFormat format, String string) Parses the given string value into a Date instance.
static Number	parse(NumberFormat format, String string) Parses the given string value into a Number instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

Utilities

public Utilities()

Method Detail

isOn

public static boolean isOn(String value)

Translates the given string value into a boolean.

Parameters:

value - String value that should be one of the following: true, false, on, off, yes and no.

Returns:

True if the string value is either true, on or yes.

parse

public static Number parse(NumberFormat format,
           String string)

Parses the given string value into a Number instance.

Parameters:

format - Number format to use for the parsing.

string - String value that should be parsed.

Returns:

Number that was parsed or null if parsing failed or if the string itself was null.

parse

public static Date parse(DateFormat format,
         String string)

Parses the given string value into a Date instance.

Parameters:

format - Date format to use for the parsing.

string - String value that should be parsed.

Returns:

Date that was parsed or null if parsing failed or if the string itself was null.

get

public static int get(Properties properties,
      String name,
      int defaultValue)

Extracts the named property from the given set of properties.

Parameters:

properties - Date format to use for the parsing.

name - Name of the property.

defaultValue - Default integer value to return if the named property is not found in the set of properties.

Returns:

Integer value for the property or default value if the named property is not found.

get

public static boolean get(Properties properties,
          String name,
          boolean defaultValue)

Extracts the named property from the given set of properties.

Parameters:

properties - Date format to use for the parsing.

name - Name of the property.

defaultValue - Default boolean value to return if the named property is not found in the set of properties.

Returns:

Boolean value for the property or default value if the named property is not found.