package net.sourceforge.squirrel_sql.plugins.oracle.expander;
/*
* Copyright (C) 2002-2003 Colin Bell
* colbell@users.sourceforge.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import net.sourceforge.squirrel_sql.fw.sql.DatabaseObjectInfo;
import net.sourceforge.squirrel_sql.fw.sql.IDatabaseObjectInfo;
import net.sourceforge.squirrel_sql.fw.sql.SQLDatabaseMetaData;
import net.sourceforge.squirrel_sql.client.session.ISession;
import net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.INodeExpander;
import net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeNode;
import net.sourceforge.squirrel_sql.plugins.oracle.IObjectTypes;
/**
* This class handles the expanding of the "Package Type" or "Package Heading"
* node. It will give a list of all the packages available in the schema.
*
* @author <A HREF="mailto:colbell@users.sourceforge.net">Colin Bell</A>
*/
public class PackageParentExpander implements INodeExpander
{
/**
* Default ctor.
*
* @throws IllegalArgumentException
* Thrown if <TT>null</TT> <TT>OraclePlugin</TT> passed.
*/
PackageParentExpander()
{
super();
}
/**
* Create the child nodes for the passed parent node and return them. Note
* that this method should <B>not</B> actually add the child nodes to the
* parent node as this is taken care of in the caller.
*
* @param session Current session.
* @param node Node to be expanded.
*
* @return A list of <TT>ObjectTreeNode</TT> objects representing the child
* nodes for the passed node.
*/
public List<ObjectTreeNode> createChildren(ISession session, ObjectTreeNode parentNode)
throws SQLException
{
final List<ObjectTreeNode> childNodes = new ArrayList<ObjectTreeNode>();
final IDatabaseObjectInfo parentDbinfo = parentNode.getDatabaseObjectInfo();
final SQLDatabaseMetaData md = session.getSQLConnection().getSQLMetaData();
final String schemaName = parentDbinfo.getSchemaName();
// Add package node to contain standalone procedures.
IDatabaseObjectInfo dbinfo = new DatabaseObjectInfo(null, schemaName,
"", IObjectTypes.PACKAGE, md);
ObjectTreeNode child = new ObjectTreeNode(session, dbinfo);
child.setUserObject("Standalone");
childNodes.add(child);
// Add packages.
ObjectType objType = new ObjectType(IObjectTypes.PACKAGE, "PACKAGE",
IObjectTypes.PACKAGE);
INodeExpander exp = new ObjectTypeExpander(objType);
childNodes.addAll(exp.createChildren(session, parentNode));
return childNodes;
}
}