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java.lang.Object org.modeshape.graph.query.process.QueryResults.TupleCursor
public final class QueryResults.TupleCursor
An interface used to walk through the results.
Constructor Summary | |
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protected |
QueryResults.TupleCursor(QueryResults.Columns columns,
Iterator<Object[]> iterator)
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Method Summary | |
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Location |
getLocation(int columnNumber)
Get from the current row the location of the node from which the value in the given column was taken. |
Location |
getLocation(String selectorName)
Get from the current row the location of the node that was produced by the named selector. |
int |
getRowIndex()
Get the 0-based index of the current row. |
Object |
getValue(int columnNumber)
Get from the current row the value in the given column. |
Object |
getValue(String columnName)
Get the value in the named column. |
boolean |
hasNext()
Determine whether this cursor can be moved from its current position to the next row. |
void |
next()
Move this cursor position to the next row. obtained for |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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protected QueryResults.TupleCursor(QueryResults.Columns columns, Iterator<Object[]> iterator)
Method Detail |
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public boolean hasNext()
hasNext
in interface QueryResults.Cursor
QueryResults.Cursor.hasNext()
public void next()
next
in interface QueryResults.Cursor
QueryResults.Cursor.next()
public Location getLocation(int columnNumber)
getLocation
in interface QueryResults.Cursor
columnNumber
- the column number (0-based)
QueryResults.Cursor.getLocation(int)
public Location getLocation(String selectorName)
getLocation
in interface QueryResults.Cursor
selectorName
- the name of the selector that resulted in a node appearing in the current row
QueryResults.Cursor.getLocation(java.lang.String)
public int getRowIndex()
getRowIndex
in interface QueryResults.Cursor
QueryResults.Cursor.getRowIndex()
public Object getValue(int columnNumber)
getValue
in interface QueryResults.Cursor
columnNumber
- the column number (0-based)
QueryResults.Cursor.getValue(int)
public Object getValue(String columnName)
getValue
in interface QueryResults.Cursor
columnName
- the name of the column
QueryResults.Cursor.getValue(java.lang.String)
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