/*
* ====================================================================
* Copyright (c) 2004-2010 TMate Software Ltd. All rights reserved.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://svnkit.com/license.html.
* If newer versions of this license are posted there, you may use a
* newer version instead, at your option.
* ====================================================================
*/
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;
import org.tmatesoft.svn.core.internal.wc17.db.statement.SVNWCDbSchema.NODES__Fields;
/**
* SELECT op_depth, presence, kind, moved_to
* FROM nodes
* WHERE wc_id = ?1 AND local_relpath = ?2 AND op_depth > ?3
* ORDER BY op_depth
* LIMIT 1
*
* @version 1.8
* @author TMate Software Ltd.
*/
public class SVNWCDbSelectLowestWorkingNode extends SVNSqlJetSelectFieldsStatement<NODES__Fields> {
public SVNWCDbSelectLowestWorkingNode(SVNSqlJetDb sDb) throws SVNException {
super(sDb, SVNWCDbSchema.NODES);
}
protected void defineFields() {
fields.add(SVNWCDbSchema.NODES__Fields.op_depth);
fields.add(SVNWCDbSchema.NODES__Fields.presence);
fields.add(SVNWCDbSchema.NODES__Fields.kind);
fields.add(SVNWCDbSchema.NODES__Fields.moved_to);
}
protected boolean isFilterPassed() throws SVNException {
return getColumnLong(SVNWCDbSchema.NODES__Fields.op_depth) > (Long) getBind(3);
}
@Override
protected ISqlJetCursor openCursor() throws SVNException {
ISqlJetCursor cursor = super.openCursor();
if (cursor != null) {
try {
cursor.setLimit(1);
} catch (SqlJetException e) {
cursor = null;
}
}
return cursor;
}
@Override
protected Object[] getWhere() throws SVNException {
return new Object[] {getBind(1), getBind(2)};
}
}