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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

/* $Id: AbstractRendererMaker.java 1761020 2016-09-16 11:17:35Z ssteiner $ */

package org.apache.fop.render;

import org.apache.fop.apps.FOPException;
import org.apache.fop.apps.FOUserAgent;

/**
 * Base class for factory classes which instantiate Renderers and provide information
 * about them.
 */
public abstract class AbstractRendererMaker {

    /**
     * Instantiates a new renderer.
     * @param userAgent the user agent
     * @return the newly instantiated renderer
     */
    public abstract Renderer makeRenderer(FOUserAgent userAgent);

    /**
     * @return Indicates whether this renderer requires an OutputStream to work with.
     */
    public abstract boolean needsOutputStream();

    /**
     * @return an array of MIME types the renderer supports.
     */
    public abstract String[] getSupportedMimeTypes();

    /**
     * Configures a given renderer using the appropriate configurator.
     *
     * @param userAgent user agent
     * @param renderer the renderer that is to be configured
     */
    public abstract void configureRenderer(FOUserAgent userAgent, Renderer renderer)
            throws FOPException;

    /**
     * Indicates whether a specific MIME type is supported by this renderer.
     * @param mimeType the MIME type (ex. "application/pdf")
     * @return true if the MIME type is supported
     */
    public boolean isMimeTypeSupported(String mimeType) {
        String[] mimes = getSupportedMimeTypes();
        for (String mime : mimes) {
            if (mime.equals(mimeType)) {
                return true;
            }
        }
        return false;
    }
}