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java.lang.Object | +--net.sf.saxon.expr.AppendExpression.AppendIterator
Iterator that concatenates the results of two supplied iterators
| Constructor Summary | |
AppendExpression.AppendIterator(SequenceIterator first,
Expression second,
XPathContext context)
This form of constructor is designed to delay getting an iterator for the second expression until it is actually needed. |
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| Method Summary | |
Item |
current()
Get the current value in the sequence (the one returned by the most recent call on next()). |
SequenceIterator |
getAnother()
Get another SequenceIterator that iterates over the same items as the original, but which is repositioned at the start of the sequence. |
Item |
next()
Get the next item in the sequence. |
int |
position()
Get the current position. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public AppendExpression.AppendIterator(SequenceIterator first,
Expression second,
XPathContext context)
first - Iterator over the first operandsecond - The second operandcontext - The dynamic context for evaluation of the second operand| Method Detail |
public Item next()
throws XPathException
SequenceIterator
next in interface SequenceIteratorXPathException - if an error occurs retrieving the next itempublic Item current()
SequenceIterator
current in interface SequenceIteratorpublic int position()
SequenceIterator
position in interface SequenceIterator
public SequenceIterator getAnother()
throws XPathException
SequenceIterator
getAnother in interface SequenceIteratorXPathException - if any error occurs
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