ExportServiceImpl.java

//
// Copyright 2009 Robin Komiwes, Bruno Verachten, Christophe Cordenier
//
// 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 com.wooki.services.export;

import java.io.InputStream;

import org.springframework.core.io.InputStreamResource;

import com.wooki.services.parsers.Convertor;

public class ExportServiceImpl implements ExportService
{

    private ExportInputRenderer inputRenderer;

    private Convertor toPdfConvertor;

    private Convertor toXHTMLConvertor;

    private Convertor toImprovedXHTML4LatexConvertor;

    private Convertor toLatexConvertor;

    public InputStream exportPdf(Long bookId)
    {
        if (bookId == null) { throw new IllegalArgumentException(
                "Book id cannot be null to export."); }

        InputStream bookStream = this.inputRenderer.exportBook(bookId);
        InputStream result = toPdfConvertor.performTransformation(new InputStreamResource(
                bookStream));
        return result;
    }

    public InputStream exportLatex(Long bookId)
    {

        if (bookId == null) { throw new IllegalArgumentException(
                "Book id cannot be null to export."); }

        /** Generate Latex */
        InputStream bookStream = this.inputRenderer.exportBook(bookId);
        InputStream xhtml = toXHTMLConvertor.performTransformation(new InputStreamResource(
                bookStream));
        InputStream improvedXhtml = toImprovedXHTML4LatexConvertor
                .performTransformation(new InputStreamResource(xhtml));
        InputStream latex = toLatexConvertor.performTransformation(new InputStreamResource(
                improvedXhtml));
        return latex;
    }

    public ExportInputRenderer getInputRenderer()
    {
        return inputRenderer;
    }

    public void setInputRenderer(ExportInputRenderer inputRenderer)
    {
        this.inputRenderer = inputRenderer;
    }

    public Convertor getToPdfConvertor()
    {
        return toPdfConvertor;
    }

    public void setToPdfConvertor(Convertor toPdfConvertor)
    {
        this.toPdfConvertor = toPdfConvertor;
    }

    public Convertor getToXHTMLConvertor()
    {
        return toXHTMLConvertor;
    }

    public void setToXHTMLConvertor(Convertor toXHTMLConvertor)
    {
        this.toXHTMLConvertor = toXHTMLConvertor;
    }

    public Convertor getToImprovedXHTML4LatexConvertor()
    {
        return toImprovedXHTML4LatexConvertor;
    }

    public void setToImprovedXHTML4LatexConvertor(Convertor toImprovedXHTML4LatexConvertor)
    {
        this.toImprovedXHTML4LatexConvertor = toImprovedXHTML4LatexConvertor;
    }

    public Convertor getToLatexConvertor()
    {
        return toLatexConvertor;
    }

    public void setToLatexConvertor(Convertor toLatexConvertor)
    {
        this.toLatexConvertor = toLatexConvertor;
    }

}