TopLinkSessionsAdapter.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.test.scplugin.adapter;

import java.io.File;
import java.util.Collection;
import java.util.Iterator;

import org.eclipse.persistence.Version;
import org.eclipse.persistence.internal.sessions.factories.model.SessionConfigs;
import org.eclipse.persistence.internal.sessions.factories.model.session.SessionConfig;
/**
 * Session Configuration model adapter class for the
 * TopLink Foudation Library class TopLinkSessions
 *
 * @see TopLinkSessions
 *
 * @author Tran Le
 */
public class TopLinkSessionsAdapter extends AbstractSessionsXmlTest {

    /**
     * Constructor for TopLinkSessionsAdapter and load the config from file.
     * @param buildModel
     *                 true - creates a new config model
     *                 false - load config model from file
     */
    public TopLinkSessionsAdapter( String xmlFile, boolean buildModel) {
        super( new File( xmlFile), buildModel);
    }
    /**
     * Adds the given session and fire notification.
     */
    public void addSessionConfig( SessionConfig sessionConfig) {

        this.getSessionConfigs().add( sessionConfig);
    }

    public void removeSessionConfig( SessionConfig sessionConfig) {

        this.getSessionConfigs().remove( sessionConfig);
    }
    /**
     * Factory method for building this model.
     */
    protected Object buildModel() {
        return new SessionConfigs();
    }
    /**
     * Returns this version.
     */
    public String getVersion() {

        return this.topLinkSessions().getVersion();
    }
    /**
     * Returns the collection of sessions from the config model.
     */
    private Collection getSessionConfigs() {

        return this.topLinkSessions().getSessionConfigs();
    }
    /**
     * Initializes this adapter from the config model.
     */
    protected void initializeFromModel( Object scConfig) {

        super.initializeFromModel( scConfig);

        SessionConfigs topLinkSessions = ( SessionConfigs)this.getModel();
        if( topLinkSessions.getVersion() == null)
            topLinkSessions.setVersion( Version.getVersion());
    }
    /**
     * Returns an iterator on a collection of session adapters.
     */
    public Iterator sessionConfigs() {

        return this.getSessionConfigs().iterator();
    }
    /**
     * Returns the appropriate session.
     */
    public SessionConfig sessionConfigNamed( String name) {

        for( Iterator i = sessionConfigs(); i.hasNext();) {
            SessionConfig session = ( SessionConfig) i.next();
            if( name.equals( session.getName()))
                return session;
        }
        return null;
    }
    /**
     * Returns this Config Model Object.
     */
    private final SessionConfigs topLinkSessions() {
        return ( SessionConfigs)this.getModel();
    }

    public void toString( StringBuffer sb) {
        super.toString( sb);

        sb.append(" [\n");
        for( Iterator i = sessionConfigs(); i.hasNext(); ) {
            SessionConfig session = ( SessionConfig)i.next();
            sb.append( "\t\t" + session.getName());
            if( i.hasNext()) {
                sb.append( ",\n");
            }
        }
        sb.append(" ] ");
    }
}