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Jetty embedding revisited

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This commit is contained in:
Claude Brisson
2023-05-12 14:21:41 +02:00
parent adca33ee26
commit a28f623eee
45 changed files with 911 additions and 470 deletions
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74
container/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.jeudego.pairgoth</groupId>
<artifactId>engine-parent</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
<artifactId>container</artifactId>
<packaging>jar</packaging>
<description>Creates a UberJar consisting of all classes needed to start Jetty</description>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-webapp</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-annotations</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty.websocket</groupId>
<artifactId>websocket-javax-server</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-slf4j-impl</artifactId>
<version>${jetty.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<executions>
<execution>
<id>rebuild-war</id>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<createDependencyReducedPom>false</createDependencyReducedPom>
<artifactSet>
<includes>
<include>*:*</include>
</includes>
</artifactSet>
<filters>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/MANIFEST.MF</exclude>
<exclude>META-INF/VERSION.txt</exclude>
</excludes>
</filter>
</filters>
<transformers>
<transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

108
container/src/main/java/org/jeudego/pairgoth/container/ServerMain.java Normal file
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//
// ========================================================================
// Copyright (c) Mort Bay Consulting Pty Ltd and others.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.jeudego.pairgoth.container;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.util.resource.PathResource;
import org.eclipse.jetty.webapp.WebAppContext;
public class ServerMain
{
enum OperationalMode
{
DEV,
PROD
}
private Path basePath;
public static void main(String[] args)
{
try
{
new ServerMain().run();
}
catch (Throwable t)
{
t.printStackTrace();
}
}
private void run() throws Throwable
{
Server server = new Server(8080);
WebAppContext context = new WebAppContext();
context.setContextPath("/");
switch (getOperationalMode())
{
case PROD:
// Configure as WAR
context.setWar(basePath.toString());
break;
case DEV:
// Configuring from Development Base
context.setBaseResource(new PathResource(basePath.resolve("src/main/webapp")));
// Add webapp compiled classes & resources (copied into place from src/main/resources)
Path classesPath = basePath.resolve("target/webapp/WEB-INF/classes");
context.setExtraClasspath(classesPath.toAbsolutePath().toString());
server.setDumpAfterStart(true);
break;
default:
throw new FileNotFoundException("Unable to configure WebAppContext base resource undefined");
}
server.setHandler(context);
server.start();
server.join();
}
private OperationalMode getOperationalMode() throws IOException
{
// Property set by jetty.bootstrap.JettyBootstrap
String warLocation = System.getProperty("org.eclipse.jetty.livewar.LOCATION");
if (warLocation != null)
{
Path warPath = new File(warLocation).toPath().toRealPath();
if (Files.exists(warPath) && Files.isRegularFile(warPath))
{
this.basePath = warPath;
return OperationalMode.PROD;
}
}
// We are in development mode, likely building and testing from an IDE.
Path devPath = new File("../webapp").toPath().toRealPath();
if (Files.exists(devPath) && Files.isDirectory(devPath))
{
this.basePath = devPath;
return OperationalMode.DEV;
}
return null;
}
}

8
container/src/main/resources/jetty-logging.properties Normal file
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org.eclipse.jetty.util.log.class=org.eclipse.jetty.util.log.StdErrLog
org.eclipse.jetty.LEVEL=INFO
# Squelch noisy logging
org.eclipse.jetty.websocket.jsr356.JsrBasicRemote.LEVEL=WARN
# org.eclipse.jetty.annotations.LEVEL=DEBUG
# org.eclipse.jetty.websocket.LEVEL=DEBUG