tapestry/tapestry-examples/Workbench/src/java/org/apache/tapestry/workbench/upload/Upload.java

// Copyright 2004, 2005 The Apache Software Foundation
//
// 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.tapestry.workbench.upload;

import org.apache.tapestry.annotations.InjectPage;
import org.apache.tapestry.form.IPropertySelectionModel;
import org.apache.tapestry.form.StringPropertySelectionModel;
import org.apache.tapestry.html.BasePage;
import org.apache.tapestry.request.IUploadFile;
import org.apache.tapestry.valid.IValidationDelegate;

/**
 * Contains a form, including an {@link org.apache.tapestry.form.Upload}component.
 * 
 * @author Howard Lewis Ship
 */

public abstract class Upload extends BasePage
{
    private static final String[] bytesPerLineOptions = new String[]
    { "8", "16", "24", "32", "40", "48" };

    private IPropertySelectionModel bplModel;

    public abstract IUploadFile getFile();

    public abstract boolean isShowAscii();

    public abstract String getBytesPerLine();

    public abstract IValidationDelegate getDelegate();
    
    @InjectPage("UploadResults")
    public abstract UploadResults getUploadResults();

    public void doSubmit()
    {
        IUploadFile file = getFile();

        UploadResults results = getUploadResults();

        results.activate(file, isShowAscii(), Integer.parseInt(getBytesPerLine()));
    }

    public IPropertySelectionModel getBytesPerLineModel()
    {
        if (bplModel == null)
            bplModel = new StringPropertySelectionModel(bytesPerLineOptions);

        return bplModel;
    }
}