public class XNumber extends XObject
CLASS_BOOLEAN, CLASS_NODESET, CLASS_NULL, CLASS_NUMBER, CLASS_RTREEFRAG, CLASS_STRING, CLASS_UNKNOWN, CLASS_UNRESOLVEDVARIABLE, m_obj
Constructor and Description |
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XNumber(double d)
Construct a XNodeSet object.
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XNumber(Number num)
Construct a XNodeSet object.
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Modifier and Type | Method and Description |
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boolean |
bool()
Cast result object to a boolean.
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void |
callVisitors(ExpressionOwner owner,
XPathVisitor visitor)
This will traverse the heararchy, calling the visitor for
each member.
|
boolean |
equals(XObject obj2)
Tell if two objects are functionally equal.
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int |
getType()
Tell that this is a CLASS_NUMBER.
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String |
getTypeString()
Given a request type, return the equivalent string.
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boolean |
isStableNumber()
Tell if this expression returns a stable number that will not change during
iterations within the expression.
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double |
num()
Cast result object to a number.
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double |
num(XPathContext xctxt)
Evaluate expression to a number.
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Object |
object()
Return a java object that's closest to the representation
that should be handed to an extension.
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String |
str()
Cast result object to a string.
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allowDetachToRelease, appendToFsb, boolWithSideEffects, castToType, create, create, deepEquals, destruct, detach, dispatchCharactersEvents, error, error, execute, fixupVariables, getFresh, greaterThan, greaterThanOrEqual, iter, lessThan, lessThanOrEqual, mutableNodeset, nodelist, nodeset, notEquals, numWithSideEffects, reset, rtf, rtf, rtree, rtree, setObject, toString, xstr
asIterator, asIteratorRaw, asNode, assertion, bool, canTraverseOutsideSubtree, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isSameClass, warn, xstr
public XNumber(double d)
d
- Value of the objectpublic XNumber(Number num)
num
- Value of the objectpublic int getType()
public String getTypeString()
getTypeString
in class XObject
public double num()
public double num(XPathContext xctxt) throws TransformerException
num
in class Expression
xctxt
- The XPath runtime context.TransformerException
public boolean bool()
public String str()
public Object object()
public boolean equals(XObject obj2)
equals
in class XObject
obj2
- Object to compare this toTransformerException
public boolean isStableNumber()
isStableNumber
in class Expression
public void callVisitors(ExpressionOwner owner, XPathVisitor visitor)
XPathVisitable
callVisitors
in interface XPathVisitable
callVisitors
in class XObject
owner
- The owner of the visitor, where that path may be
rewritten if needed.visitor
- The visitor whose appropriate method will be called.XPathVisitable.callVisitors(ExpressionOwner, XPathVisitor)
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