org.apache.xpath.operations
Class String

java.lang.Object
  org.apache.xpath.Expression
      org.apache.xpath.operations.UnaryOperation
          org.apache.xpath.operations.String

All Implemented Interfaces:

ExpressionNode, ExpressionOwner, Serializable, javax.xml.transform.SourceLocator, XPathVisitable

public class String

extends UnaryOperation

The 'string()' operation expression executer.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.xpath.operations.UnaryOperation

m_right

Fields inherited from class org.apache.xpath.Expression

Constructor Summary

String()

Method Summary

XObject

operate(XObject right) Apply the operation to two operands, and return the result.

Methods inherited from class org.apache.xpath.operations.UnaryOperation

callVisitors, canTraverseOutsideSubtree, deepEquals, execute, fixupVariables, getExpression, getOperand, setExpression, setRight

Methods inherited from class org.apache.xpath.Expression

asIterator, asIteratorRaw, asNode, assertion, bool, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isSameClass, isStableNumber, num, warn, xstr

Methods inherited from class java.lang.Object

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

Constructor Detail

String

public String()

Method Detail

operate

public XObject operate(XObject right)
                throws javax.xml.transform.TransformerException

Apply the operation to two operands, and return the result.

Specified by:

operate in class UnaryOperation

Parameters:

right - non-null reference to the evaluated right operand.

Returns:

non-null reference to the XObject that represents the result of the operation.

Throws:

javax.xml.transform.TransformerException