/*
* Created on Apr 26, 2009
*
* 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.
*
* Copyright @2009 the original author or authors.
*/
package org.fest.swing.junit.ant;
import static org.fest.swing.image.ImageFileExtensions.PNG;
import static org.fest.swing.junit.ant.CommonConstants.UTF_8;
import static org.fest.util.Files.flushAndClose;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;
import org.apache.commons.codec.binary.Base64;
/**
* Understands how to encode a given image using the base64 algorithm.
*
* @author Alex Ruiz
*/
class ImageEncoder {
String encodeBase64(BufferedImage image) throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
try {
ImageIO.write(image, PNG, out);
byte[] encoded = Base64.encodeBase64(out.toByteArray());
return new String(encoded, UTF_8);
} finally {
flushAndClose(out);
}
}
}