Content of file DefaultEmbeddedServer.java.html
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../jacoco-resources/report.gif" type="image/gif"/><title>DefaultEmbeddedServer.java</title><link rel="stylesheet" href="../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">Zephyr - Embedded Server</a> > <a href="index.source.html" class="el_package">it.tidalwave.northernwind.rca.embeddedserver.impl</a> > <span class="el_source">DefaultEmbeddedServer.java</span></div><h1>DefaultEmbeddedServer.java</h1><pre class="source lang-java linenums"><span class="fc" id="L1">/*</span>
* #%L
* *********************************************************************************************************************
*
* NorthernWind - lightweight CMS
* http://northernwind.tidalwave.it - git clone git@bitbucket.org:tidalwave/northernwind-rca-src.git
* %%
* Copyright (C) 2013 - 2021 Tidalwave s.a.s. (http://tidalwave.it)
* %%
* *********************************************************************************************************************
*
* 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.
*
* *********************************************************************************************************************
*
*
* *********************************************************************************************************************
* #L%
*/
package it.tidalwave.northernwind.rca.embeddedserver.impl;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import java.util.HashMap;
import java.util.Map;
import java.io.IOException;
import java.io.DataInputStream;
import java.io.FileNotFoundException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.google.common.io.ByteStreams;
import lombok.RequiredArgsConstructor;
import org.springframework.core.io.ClassPathResource;
import org.eclipse.jetty.server.Server;
import it.tidalwave.messagebus.annotation.ListensTo;
import it.tidalwave.messagebus.annotation.SimpleMessageSubscriber;
import it.tidalwave.northernwind.core.impl.filter.LibraryLinkMacroFilter;
import it.tidalwave.northernwind.core.impl.filter.MediaLinkMacroFilter;
import it.tidalwave.northernwind.core.model.MimeTypeResolver;
import it.tidalwave.northernwind.core.model.ResourceFile;
import it.tidalwave.northernwind.core.model.ResourceFileSystem;
import it.tidalwave.northernwind.rca.embeddedserver.EmbeddedServer;
import it.tidalwave.northernwind.rca.ui.event.OpenSiteEvent;
import lombok.Cleanup;
import lombok.Getter;
import lombok.Setter;
import lombok.extern.slf4j.Slf4j;
import static java.util.stream.Collectors.joining;
/***********************************************************************************************************************
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
<span class="pc bpc" id="L65" title="1 of 2 branches missed.">@SimpleMessageSubscriber @RequiredArgsConstructor @Slf4j</span>
public class DefaultEmbeddedServer implements EmbeddedServer
{
@Nonnull
private final MimeTypeResolver mimeTypeResolver;
<span class="pc" id="L71"> @Getter @Setter</span>
private int port = 12345;
@CheckForNull
/* visible for testing */ Server server;
<span class="fc" id="L77"> private final Map<String, Document> documentMapByUrl = new HashMap<>();</span>
@CheckForNull
private ResourceFileSystem fileSystem;
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
<span class="fc" id="L87"> private final ServletAdapter servlet = new ServletAdapter()</span>
<span class="fc" id="L88"> {</span>
private static final long serialVersionUID = -2887261966375531858L;
<span class="fc" id="L91"> private final MediaLinkMacroFilter mediaLinkMacroFilter = new MediaLinkMacroFilter();</span>
<span class="fc" id="L92"> private final LibraryLinkMacroFilter libraryLinkMacroFilter = new LibraryLinkMacroFilter();</span>
@Override
protected void doGet (final @Nonnull HttpServletRequest request,
final @Nonnull HttpServletResponse response)
throws ServletException, IOException
{
<span class="fc" id="L99"> String uri = request.getRequestURI();</span>
<span class="fc" id="L100"> log.debug("doGet({})", uri);</span>
// FIXME: use a pipeline for handling those requests - eventually integrate support already in Site
<span class="fc" id="L103"> uri = mediaLinkMacroFilter.filter(uri, "");</span>
<span class="fc" id="L104"> uri = libraryLinkMacroFilter.filter(uri, "");</span>
<span class="fc" id="L105"> uri = uri.replace("//", "/"); // Aloha puts a leading / before the macro</span>
<span class="fc" id="L106"> log.debug(">>> filtered {}", uri);</span>
<span class="pc bpc" id="L108" title="1 of 2 branches missed."> if (uri.startsWith("/nwa/")) // FIXME - and use ResourcePath</span>
{
<span class="nc" id="L110"> serveEditorResources(uri, response);</span>
}
<span class="pc bpc" id="L113" title="2 of 4 branches missed."> else if (uri.startsWith("/library/") || uri.startsWith("/media/")) // FIXME - and use ResourcePath</span>
{
<span class="nc" id="L115"> serveContentResources(uri, response);</span>
}
else
{
<span class="fc" id="L120"> serveRegisteredResources(uri, response);</span>
}
<span class="fc" id="L122"> }</span>
@Override
protected void doPut (final @Nonnull HttpServletRequest request,
final @Nonnull HttpServletResponse response)
throws ServletException, IOException
{
<span class="nc" id="L129"> final String uri = request.getRequestURI();</span>
<span class="nc" id="L130"> log.debug("doPut({})", uri);</span>
<span class="nc" id="L131"> updateRegisteredResource(request, response);</span>
<span class="nc" id="L132"> }</span>
};
/*******************************************************************************************************************
*
*
*
*
******************************************************************************************************************/
/* visible for testing */ void onOpenSite (final @ListensTo @Nonnull OpenSiteEvent event)
{
<span class="nc" id="L143"> log.debug("onOpenSite({})", event);</span>
<span class="nc" id="L144"> fileSystem = event.getFileSystem();</span>
<span class="nc" id="L145"> }</span>
/*******************************************************************************************************************
*
*
*
*
******************************************************************************************************************/
@PostConstruct
public void start()
{
try
{
<span class="fc" id="L158"> log.info("Starting webserver on port {}...", port);</span>
<span class="fc" id="L159"> server = new Server(port);</span>
<span class="fc" id="L160"> server.setHandler(servlet.asHandler());</span>
<span class="fc" id="L161"> server.start();</span>
<span class="fc" id="L162"> log.info(">>>> started");</span>
}
<span class="nc" id="L164"> catch (Exception e)</span>
{
<span class="nc" id="L166"> log.error("", e);</span>
<span class="fc" id="L167"> }</span>
<span class="fc" id="L168"> }</span>
/*******************************************************************************************************************
*
*
*
*
******************************************************************************************************************/
@PreDestroy
public void stop()
{
try
{
<span class="pc bpc" id="L181" title="3 of 6 branches missed."> if ((server != null) && !server.isStopping() && !server.isStopped())</span>
{
<span class="fc" id="L183"> log.info("Stopping webserver...");</span>
<span class="fc" id="L184"> server.stop();</span>
<span class="fc" id="L185"> log.info(">>>> stopped");</span>
}
}
<span class="nc" id="L188"> catch (Exception e)</span>
{
<span class="nc" id="L190"> log.error("", e);</span>
<span class="fc" id="L191"> }</span>
<span class="fc" id="L192"> }</span>
/*******************************************************************************************************************
*
*
*
*
******************************************************************************************************************/
@Override @Nonnull
public String putDocument (final @Nonnull String path, final @Nonnull Document document)
{
<span class="fc" id="L203"> documentMapByUrl.put(path, document);</span>
<span class="fc" id="L204"> return String.format("http://localhost:%d%s", port, path);</span>
}
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
private void serveEditorResources (final @Nonnull String uri,
final @Nonnull HttpServletResponse response)
throws IOException
{
try
{
<span class="nc" id="L218"> final byte[] resource = loadResource(uri);</span>
<span class="nc" id="L219"> response.setCharacterEncoding("");</span>
<span class="nc" id="L220"> response.setContentType(mimeTypeResolver.getMimeType(uri));</span>
<span class="nc" id="L221"> response.setStatus(HttpServletResponse.SC_OK);</span>
<span class="nc" id="L222"> response.getOutputStream().write(resource);</span>
}
<span class="nc" id="L224"> catch (FileNotFoundException e)</span>
{
<span class="nc" id="L226"> log.warn("2 - Not found: {}", uri);</span>
<span class="nc" id="L227"> response.setStatus(HttpServletResponse.SC_NOT_FOUND);</span>
<span class="nc" id="L228"> }</span>
<span class="nc" id="L229"> }</span>
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
private void serveContentResources (final @Nonnull String uri,
final @Nonnull HttpServletResponse response)
throws IOException
{
<span class="nc" id="L240"> log.debug("serveLibraryResources({})", uri);</span>
// don't bother when there's no opened Site
<span class="nc bnc" id="L243" title="All 2 branches missed."> if (fileSystem == null)</span>
{
<span class="nc" id="L245"> response.setStatus(HttpServletResponse.SC_OK);</span>
}
else
{
<span class="nc" id="L249"> final ResourceFile file = fileSystem.findFileByPath("/content" + uri); // FIXME</span>
<span class="nc bnc" id="L251" title="All 2 branches missed."> if (file == null)</span>
{
<span class="nc" id="L253"> log.warn("5 - Not found: {}", "/content" + uri);</span>
<span class="nc" id="L254"> response.setStatus(HttpServletResponse.SC_NOT_FOUND);</span>
<span class="nc" id="L255"> return;</span>
}
<span class="nc" id="L258"> final String mimeType = file.getMimeType();</span>
<span class="nc" id="L259"> response.setContentType(mimeType);</span>
<span class="nc" id="L260"> response.setStatus(HttpServletResponse.SC_OK);</span>
<span class="nc bnc" id="L262" title="All 2 branches missed."> if (mimeType.startsWith("image"))</span>
{
<span class="nc" id="L264"> response.getOutputStream().write(file.asBytes());</span>
}
else
{
<span class="nc" id="L268"> response.setCharacterEncoding("UTF-8");</span>
<span class="nc" id="L269"> response.getWriter().write(file.asText("UTF-8"));</span>
}
}
<span class="nc" id="L272"> }</span>
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
private void serveRegisteredResources (final @Nonnull String uri,
final @Nonnull HttpServletResponse response)
throws IOException
{
<span class="fc" id="L283"> final Document document = documentMapByUrl.get(uri);</span>
<span class="fc bfc" id="L285" title="All 2 branches covered."> if (document == null)</span>
{
<span class="fc" id="L287"> log.warn("1 - Not found: {}", uri);</span>
<span class="fc" id="L288"> response.setStatus(HttpServletResponse.SC_NOT_FOUND);</span>
}
else
{
<span class="fc" id="L292"> response.setCharacterEncoding("UTF-8");</span>
<span class="fc" id="L293"> response.setContentType(document.getMimeType());</span>
<span class="fc" id="L294"> response.setStatus(HttpServletResponse.SC_OK);</span>
<span class="fc" id="L295"> response.getWriter().write(document.getContent());</span>
}
<span class="fc" id="L297"> }</span>
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
private void updateRegisteredResource (final @Nonnull HttpServletRequest request,
final @Nonnull HttpServletResponse response)
throws IOException
{
<span class="nc" id="L308"> final String uri = request.getRequestURI();</span>
<span class="nc" id="L309"> final String body = request.getReader().lines().collect(joining("\n"));</span>
<span class="nc" id="L311"> final Document document = documentMapByUrl.get(uri);</span>
<span class="nc bnc" id="L313" title="All 2 branches missed."> if (document == null)</span>
{
<span class="nc" id="L315"> log.warn("3 - Not found: {}", uri);</span>
<span class="nc" id="L316"> response.setStatus(HttpServletResponse.SC_NOT_FOUND);</span>
}
else
{
<span class="nc" id="L320"> document.update(body);</span>
<span class="nc" id="L321"> response.setStatus(HttpServletResponse.SC_OK);</span>
}
<span class="nc" id="L323"> }</span>
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
@Nonnull
/* visible for testing */ byte[] loadResource (final @Nonnull String path)
throws IOException
{
<span class="nc" id="L334"> final ClassPathResource resource = new ClassPathResource(path);</span>
<span class="nc bnc" id="L335" title="All 2 branches missed."> final @Cleanup DataInputStream is = new DataInputStream(resource.getInputStream());</span>
<span class="nc" id="L336"> return ByteStreams.toByteArray(is);</span>
}
}
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