Package com.globalmentor.java

Class Booleans

java.lang.Object

com.globalmentor.java.Booleans

public class Booleans
extends Object

Utilities for manipulating boolean objects.

Author:

Garret Wilson

Method Summary

Modifier and Type	Method	Description
static final boolean	booleanValue(Object booleanObject)	Returns the boolean value of the object, if the object is an instance of Boolean.
static final Boolean	parseBoolean(String string)	Parses a string and returns its boolean value.

Methods inherited from class java.lang.Object

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

Method Details

booleanValue

public static final boolean booleanValue(Object booleanObject)

Returns the boolean value of the object, if the object is an instance of Boolean.

Parameters:

booleanObject - The object for which a boolean value should be returned.

Returns:

true if the object is an instance of Boolean and contains the value true, else false.

parseBoolean

public static final Boolean parseBoolean(String string)

Parses a string and returns its boolean value.

API Note:

This method is different from Boolean.parseBoolean(String) by throwing an exception if the value is neither true or false.

Parameters:

string - A string expected to contain "true" or "false".

Returns:

Boolean.TRUE if the value is "true", or Boolean.FALSE if the value is "true".

Throws:

NullPointerException - if the given string is null

IllegalArgumentException - if the string neither "true" nor "false".

See Also:

• Boolean.parseBoolean(String)