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/*
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt
* =================================================================================================
* Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
* =================================================================================================
* 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.
* ============LICENSE_END==========================================================================
*/
package org.onap.ccsdk.features.sdnr.wt.odlux;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.nio.file.Files;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class IndexServlet extends HttpServlet {
private static final long serialVersionUID = 3039669437157215355L;
private static Logger LOG = LoggerFactory.getLogger(IndexServlet.class);
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
if (req.getRequestURI() != null && req.getRequestURI().contains("favicon.ico")) {
this.sendFile(resp, "etc/favicon.ico", "image/x-icon");
} else {
LOG.debug("redirect to odlux/index.html");
resp.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);
resp.setHeader("Location", "odlux/index.html");
}
}
private void sendFile(HttpServletResponse response, String filename, String mimeType) {
File f = new File(filename);
if (f.exists()) {
try {
byte[] bytes = Files.readAllBytes(f.toPath());
response.setContentType(mimeType);
response.setContentLength(bytes.length);
response.setStatus(HttpURLConnection.HTTP_OK);
OutputStream os = response.getOutputStream();
os.write(bytes);
os.flush();
os.close();
} catch (IOException e) {
LOG.debug("problem sending {}: {}", filename, e);
}
} else {
LOG.debug("file not found: {}", filename);
response.setStatus(HttpURLConnection.HTTP_NOT_FOUND);
}
}
}
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