MID Profile

java.lang
Class Boolean

java.lang.Object
  |
  +--java.lang.Boolean

public final class Boolean
extends Object

The Boolean class wraps a value of the primitive type boolean in an object. An object of type Boolean contains a single field whose type is boolean.

Since:
JDK1.0, CLDC 1.0

Constructor Summary
Boolean(boolean value)
          Allocates a Boolean object representing the value argument.
 
Method Summary
 boolean booleanValue()
          Returns the value of this Boolean object as a boolean primitive.
 boolean equals(Object obj)
          Returns true if and only if the argument is not null and is a Boolean object that represents the same boolean value as this object.
 int hashCode()
          Returns a hash code for this Boolean object.
 String toString()
          Returns a String object representing this Boolean's value.
 
Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Boolean

public Boolean(boolean value)
Allocates a Boolean object representing the value argument.
Parameters:
value - the value of the Boolean.
Method Detail

booleanValue

public boolean booleanValue()
Returns the value of this Boolean object as a boolean primitive.
Returns:
the primitive boolean value of this object.

toString

public String toString()
Returns a String object representing this Boolean's value. If this object represents the value true, a string equal to "true" is returned. Otherwise, a string equal to "false" is returned.
Overrides:
toString in class Object
Returns:
a string representation of this object.

hashCode

public int hashCode()
Returns a hash code for this Boolean object.
Overrides:
hashCode in class Object
Returns:
the integer 1231 if this object represents true; returns the integer 1237 if this object represents false.

equals

public boolean equals(Object obj)
Returns true if and only if the argument is not null and is a Boolean object that represents the same boolean value as this object.
Overrides:
equals in class Object
Parameters:
obj - the object to compare with.
Returns:
true if the Boolean objects represent the same value; false otherwise.

MID Profile

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