| java.lang.Object
 net.sf.saxon.expr.ComputedExpression
net.sf.saxon.expr.UnaryExpression
net.sf.saxon.expr.ItemChecker
| ItemChecker | | final public class ItemChecker extends UnaryExpression (Code) | | A ItemChecker implements the item type checking of "treat as": that is,
it returns the supplied sequence, checking that all its items are of the correct type
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| displayOperator | | protected String displayOperator(NamePool pool)(Code) | | Give a string representation of the operator for use in diagnostics
the operator, as a string |
| equals | | public boolean equals(Object other)(Code) | | Is this expression the same as another expression?
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| getImplementationMethod | | public int getImplementationMethod()(Code) | | An implementation of Expression must provide at least one of the methods evaluateItem(), iterate(), or process().
This method indicates which of these methods is provided. This implementation provides both iterate() and
process() methods natively.
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| getItemType | | public ItemType getItemType(TypeHierarchy th)(Code) | | Determine the data type of the items returned by the expression
Parameters:
th - |
| getRequiredType | | public ItemType getRequiredType()(Code) | | Get the required type
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| process | | public void process(XPathContext context) throws XPathException(Code) | | Process the instruction, without returning any tail calls
Parameters:
context - The dynamic context, giving access to the current node,the current variables, etc. |
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