XBoolean (Xalan-Java 2.7.2)

java.lang.Object
- org.apache.xpath.Expression
- - org.apache.xpath.objects.XObject
  - - org.apache.xpath.objects.XBoolean

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, javax.xml.transform.SourceLocator, ExpressionNode, XPathVisitable

Direct Known Subclasses:

XBooleanStatic
```
public class XBoolean
extends XObject
```
This class represents an XPath boolean object, and is capable of converting the boolean to other types, such as a string.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field	Description
`static XBoolean`	`S_FALSE`	A true boolean object so we don't have to keep creating them.
`static XBoolean`	`S_TRUE`	A true boolean object so we don't have to keep creating them.

Fields inherited from class org.apache.xpath.objects.XObject
CLASS_BOOLEAN, CLASS_NODESET, CLASS_NULL, CLASS_NUMBER, CLASS_RTREEFRAG, CLASS_STRING, CLASS_UNKNOWN, CLASS_UNRESOLVEDVARIABLE

Constructor Summary

Constructors
Constructor Description

XBoolean(boolean b)
Construct a XBoolean object.

XBoolean(java.lang.Boolean b)
Construct a XBoolean object.

Constructors
Constructor	Description
`XBoolean(boolean b)`	Construct a XBoolean object.
`XBoolean(java.lang.Boolean b)`	Construct a XBoolean object.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`bool()`	Cast result object to a boolean.
`boolean`	`equals(XObject obj2)`	Tell if two objects are functionally equal.
`int`	`getType()`	Tell that this is a CLASS_BOOLEAN.
`java.lang.String`	`getTypeString()`	Given a request type, return the equivalent string.
`double`	`num()`	Cast result object to a number.
`java.lang.Object`	`object()`	Return a java object that's closest to the representation that should be handed to an extension.
`java.lang.String`	`str()`	Cast result object to a string.

Methods inherited from class org.apache.xpath.Expression
asIterator, asIteratorRaw, asNode, assertion, bool, canTraverseOutsideSubtree, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isStableNumber, num, warn, xstr

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from class org.apache.xpath.objects.XObject
allowDetachToRelease, appendToFsb, boolWithSideEffects, callVisitors, castToType, create, create, deepEquals, destruct, detach, dispatchCharactersEvents, execute, fixupVariables, getFresh, greaterThan, greaterThanOrEqual, iter, lessThan, lessThanOrEqual, mutableNodeset, nodelist, nodeset, notEquals, numWithSideEffects, reset, rtf, rtf, rtree, rtree, toString, xstr

- Field Detail
  - S_TRUE
```
public static final XBoolean S_TRUE
```
    A true boolean object so we don't have to keep creating them.
  - S_FALSE
```
public static final XBoolean S_FALSE
```
    A true boolean object so we don't have to keep creating them.
- Constructor Detail
  - XBoolean
```
public XBoolean(boolean b)
```
    Construct a XBoolean object.
    
    Parameters:
    
    b - Value of the boolean object
  - XBoolean
```
public XBoolean(java.lang.Boolean b)
```
    Construct a XBoolean object.
    
    Parameters:
    
    b - Value of the boolean object
- Method Detail
  - getType
```
public int getType()
```
    Tell that this is a CLASS_BOOLEAN.
    
    Overrides:
    
    getType in class XObject
    
    Returns:
    
    type of CLASS_BOOLEAN
  - getTypeString
```
public java.lang.String getTypeString()
```
    Given a request type, return the equivalent string. For diagnostic purposes.
    
    Overrides:
    
    getTypeString in class XObject
    
    Returns:
    
    type string "#BOOLEAN"
  - num
```
public double num()
```
    Cast result object to a number.
    
    Overrides:
    
    num in class XObject
    
    Returns:
    
    numeric value of the object value
  - bool
```
public boolean bool()
```
    Cast result object to a boolean.
    
    Overrides:
    
    bool in class XObject
    
    Returns:
    
    The object value as a boolean
  - str
```
public java.lang.String str()
```
    Cast result object to a string.
    
    Overrides:
    
    str in class XObject
    
    Returns:
    
    The object's value as a string
  - object
```
public java.lang.Object object()
```
    Return a java object that's closest to the representation that should be handed to an extension.
    
    Overrides:
    
    object in class XObject
    
    Returns:
    
    The object's value as a java object
  - equals
```
public boolean equals(XObject obj2)
```
    Tell if two objects are functionally equal.
    
    Overrides:
    
    equals in class XObject
    
    Parameters:
    
    obj2 - Object to compare to this
    
    Returns:
    
    True if the two objects are equal
    
    Throws:
    
    javax.xml.transform.TransformerException

Class XBoolean

Field Summary

Fields inherited from class org.apache.xpath.objects.XObject

Constructor Summary

Method Summary

Methods inherited from class org.apache.xpath.Expression

Methods inherited from class java.lang.Object

Methods inherited from class org.apache.xpath.objects.XObject

Field Detail

S_TRUE

S_FALSE

Constructor Detail

XBoolean

XBoolean

Method Detail

getType

getTypeString

num

bool

str

object

equals