/*******************************************************************************
 * Copyright (c) 2012-2016 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.everrest.core.impl.provider.ext;

import org.everrest.core.impl.provider.DataSourceEntityProvider;

import javax.activation.DataSource;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.Provider;
import java.io.IOException;
import java.io.InputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;

@Provider
public class StreamingDataSourceEntityProvider extends DataSourceEntityProvider {
    @Override
    public DataSource readFrom(Class<DataSource> type,
                               Type genericType,
                               Annotation[] annotations,
                               MediaType mediaType,
                               MultivaluedMap<String, String> httpHeaders,
                               InputStream entityStream) throws IOException {
        return new StreamingDataSource(entityStream, mediaType == null ? null : mediaType.toString());
    }
}