Use is subject to License Terms. Your use of this web site or any of its content or software indicates your agreement to be bound by these License Terms.
Copyright © 2006 Sun Microsystems, Inc. All rights reserved.
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
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. |
Boolean
public Boolean(boolean value)
- Allocates a
Boolean
object representing the
value
argument.
- Parameters:
value
- the value of the Boolean
.
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.
Copyright © 2006 Sun Microsystems, Inc. All rights reserved. Use is subject to License Terms. Your use of this web site or any of its content or software indicates your agreement to be bound by these License Terms.
For more information, please consult the JSR 37 specification.