org.apache.wicket.request.resource.ByteArrayResource.java Source code

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Here is the source code for org.apache.wicket.request.resource.ByteArrayResource.java

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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.
 */
package org.apache.wicket.request.resource;

import org.apache.wicket.request.Response;

/**
 * An {@link IResource} for byte arrays. The byte array can be static - passed to the constructor,
 * or dynamic - by overriding
 * {@link #getData(org.apache.wicket.request.resource.IResource.Attributes)}
 * 
 * @author Matej Knopp
 */
public class ByteArrayResource extends BaseDataResource<byte[]> {
    private static final long serialVersionUID = 1L;

    /**
     * Creates a {@link ByteArrayResource} which will provide its data dynamically with
     * {@link #getData(org.apache.wicket.request.resource.IResource.Attributes)}
     * 
     * @param contentType
     *            The Content type of the array.
     */
    public ByteArrayResource(final String contentType) {
        super(contentType);
    }

    /**
     * Creates a Resource from the given byte array with its content type
     * 
     * @param contentType
     *            The Content type of the array.
     * @param array
     *            The binary content
     */
    public ByteArrayResource(final String contentType, final byte[] array) {
        super(contentType, array);
    }

    /**
     * Creates a Resource from the given byte array with its content type
     * 
     * @param contentType
     *            The Content type of the array.
     * @param array
     *            The binary content
     * @param filename
     *            The filename that will be set as the Content-Disposition header.
     */
    public ByteArrayResource(final String contentType, final byte[] array, final String filename) {
        super(contentType, array, filename);
    }

    @Override
    protected void writeData(Response response, byte[] data) {
        response.write(data);
    }

    @Override
    protected Long getLength(byte[] data) {
        return (long) data.length;
    }
}