package org.tmatesoft.svn.core.internal.wc17.db.statement;
import org.tmatesoft.sqljet.core.SqlJetException;
import org.tmatesoft.sqljet.core.table.ISqlJetCursor;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.internal.db.SVNSqlJetDb;
import org.tmatesoft.svn.core.internal.db.SVNSqlJetSelectFieldsStatement;
/*
* SELECT op_depth
* FROM nodes
* WHERE wc_id = ?1 AND local_relpath = ?2 AND op_depth < ?3
* ORDER BY op_depth DESC
* LIMIT 1
*
* @version 1.8
*/
public class SVNWCDbSelectHighestWorkingNode extends SVNSqlJetSelectFieldsStatement<SVNWCDbSchema.NODES__Fields> {
public SVNWCDbSelectHighestWorkingNode(SVNSqlJetDb sDb) throws SVNException {
super(sDb, SVNWCDbSchema.NODES);
}
@Override
protected void defineFields() {
fields.add(SVNWCDbSchema.NODES__Fields.op_depth);
}
@Override
protected boolean isFilterPassed() throws SVNException {
return getColumnLong(SVNWCDbSchema.NODES__Fields.op_depth) < (Long) getBind(3);
}
@Override
protected Object[] getWhere() throws SVNException {
return new Object[] {getBind(1), getBind(2)};
}
@Override
protected ISqlJetCursor openCursor() throws SVNException {
try {
ISqlJetCursor cursor = super.openCursor().reverse();
cursor.setLimit(1);
return cursor;
} catch (SqlJetException e) {
SVNSqlJetDb.createSqlJetError(e);
}
return null;
}
}