/**
* 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.camel.dataformat.barcode;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.stream.ImageInputStream;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.MultiFormatReader;
import com.google.zxing.Reader;
import com.google.zxing.ReaderException;
import com.google.zxing.Result;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import com.google.zxing.common.HybridBinarizer;
import org.apache.camel.EndpointInject;
import org.apache.camel.Exchange;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.junit4.CamelTestSupport;
public class BarcodeTestBase extends CamelTestSupport {
protected static final String MSG = "This is a testmessage!";
protected static final String PATH = "target/out";
protected static final String FILE_ENDPOINT = "file:" + PATH;
@EndpointInject(uri = "mock:out")
MockEndpoint out;
@EndpointInject(uri = "mock:image")
MockEndpoint image;
protected void checkImage(MockEndpoint mock, int height, int width, String type, BarcodeFormat format) throws IOException {
Exchange ex = mock.getReceivedExchanges().get(0);
File in = ex.getIn().getBody(File.class);
// check image
BufferedImage i = ImageIO.read(in);
assertTrue(height >= i.getHeight());
assertTrue(width >= i.getWidth());
this.checkType(in, type);
this.checkFormat(in, format);
in.delete();
}
protected void checkImage(MockEndpoint mock, String type, BarcodeFormat format) throws IOException {
Exchange ex = mock.getReceivedExchanges().get(0);
File in = ex.getIn().getBody(File.class);
this.checkType(in, type);
this.checkFormat(in, format);
in.delete();
}
private void checkFormat(File file, BarcodeFormat format) throws IOException {
Reader reader = new MultiFormatReader();
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(new BufferedImageLuminanceSource(ImageIO.read(file))));
Result result;
try {
result = reader.decode(bitmap);
} catch (ReaderException ex) {
throw new IOException(ex);
}
assertEquals(format, result.getBarcodeFormat());
}
private void checkType(File file, String type) throws IOException {
ImageInputStream iis = ImageIO.createImageInputStream(file);
ImageReader reader = ImageIO.getImageReaders(iis).next();
String format = reader.getFormatName();
assertEquals(type, format.toUpperCase());
}
}