WicketImageExtensions.java

/**
 * Copyright (C) 2010 Asterios Raptis
 *
 * 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 de.alpharogroup.wicket.base.util;

import org.apache.commons.lang.ArrayUtils;
import org.apache.wicket.markup.html.image.Image;
import org.apache.wicket.markup.html.image.NonCachingImage;

import de.alpharogroup.wicket.base.util.resource.DatabaseImageResource;

/**
 * The Class WicketImageExtensions is helper class for create wicket Image objects.
 */
public class WicketImageExtensions
{

	/**
	 * Gets the image.
	 * 
	 * @param wicketId
	 *            the id from the image for the html template.
	 * @param contentType
	 *            the content type
	 * @param data
	 *            the data
	 * @return the image
	 */
	public static Image getImage(final String wicketId, final String contentType, final byte[] data)
	{
		return new Image(wicketId, new DatabaseImageResource(contentType, data));
	}


	/**
	 * Gets the image.
	 * 
	 * @param wicketId
	 *            the id from the image for the html template.
	 * @param contentType
	 *            the content type
	 * @param data
	 *            the data
	 * @return the image
	 */
	public static Image getImage(final String wicketId, final String contentType, final Byte[] data)
	{
		final byte[] byteArrayData = ArrayUtils.toPrimitive(data);
		return getImage(wicketId, contentType, byteArrayData);
	}


	/**
	 * Gets a non caching image from the given wicketId, contentType and the byte array data.
	 * 
	 * @param wicketId
	 *            the id from the image for the html template.
	 * @param contentType
	 *            the content type of the image.
	 * @param data
	 *            the data for the image as an byte array.
	 * @return the non caching image
	 */
	public static NonCachingImage getNonCachingImage(final String wicketId,
		final String contentType, final byte[] data)
	{
		return new NonCachingImage(wicketId, new DatabaseImageResource(contentType, data));
	}


	/**
	 * Gets a non caching image from the given wicketId, contentType and the Byte array data.
	 * 
	 * @param wicketId
	 *            the id from the image for the html template.
	 * @param contentType
	 *            the content type of the image.
	 * @param data
	 *            the data for the image as an Byte array.
	 * @return the non caching image
	 */
	public static NonCachingImage getNonCachingImage(final String wicketId,
		final String contentType, final Byte[] data)
	{
		final byte[] byteArrayData = ArrayUtils.toPrimitive(data);
		return getNonCachingImage(wicketId, contentType, byteArrayData);
	}
}