org.apache.tapestry5.internal.services.PageDocumentGeneratorImpl Maven / Gradle / Ivy

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Central module for Tapestry, containing interfaces to the Java Servlet API and all core services and components.

There is a newer version: 5.8.6

// Copyright 2008, 2010 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.tapestry5.internal.services;

import org.apache.tapestry5.MarkupWriter;
import org.apache.tapestry5.dom.Document;
import org.apache.tapestry5.internal.structure.Page;
import org.apache.tapestry5.services.MarkupWriterFactory;
import org.apache.tapestry5.services.PageDocumentGenerator;

public class PageDocumentGeneratorImpl implements PageDocumentGenerator
{
    private final RequestPageCache pageCache;

    private final PageMarkupRenderer markupRenderer;

    private final MarkupWriterFactory markupWriterFactory;

    public PageDocumentGeneratorImpl(RequestPageCache pageCache, PageMarkupRenderer markupRenderer,
            MarkupWriterFactory markupWriterFactory)
    {
        this.markupRenderer = markupRenderer;
        this.markupWriterFactory = markupWriterFactory;
        this.pageCache = pageCache;
    }

    public Document render(String logicalPageName)
    {
        Page page = pageCache.get(logicalPageName);

        MarkupWriter writer = markupWriterFactory.newMarkupWriter(logicalPageName);

        markupRenderer.renderPageMarkup(page, writer);

        return writer.getDocument();
    }
}