tutorials/introduction/tenminutes/src/main/java/org/apache/zest/demo/tenminute/MailNotifySideEffect.java

/*
 * Copyright (c) 2012, Niclas Hedhman. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 *
 *     You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.zest.demo.tenminute;

import org.apache.zest.api.injection.scope.Service;
import org.apache.zest.api.injection.scope.This;
import org.apache.zest.api.sideeffect.SideEffectOf;
import org.apache.zest.elsewhere.mail.MailService;

// START SNIPPET: allClass
public abstract class MailNotifySideEffect extends SideEffectOf<Confirmable>
    implements Confirmable
{
    @Service
    private MailService mailer;

    @This
    private HasLineItems hasItems;

    @This
    private HasCustomer hasCustomer;

    @Override
    public void confirm()
    {
        StringBuilder builder = new StringBuilder();
        builder.append( "An Order has been made.\n\n\n" );
        builder.append( "Customer:" );
        builder.append( hasCustomer.name().get() );
        builder.append( "\n\nItems ordered:\n" );
        for( LineItem item : hasItems.lineItems().get() )
        {
            builder.append( item.name().get() );
            builder.append( " : " );
            builder.append( item.quantity().get() );
            builder.append( "\n" );
        }
        mailer.send( "sales@mycompany.com", builder.toString() );
    }
}
// END SNIPPET: allClass