Adding ee8 webapp examples

jetty · Feb 1, 2024 · 2e351a2 · 2e351a2
1 parent f1e898a
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diff --git a/embedded/ee10-webapp-context/pom.xml b/embedded/ee10-webapp-context/pom.xml
@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.eclipse.jetty.examples.embedded</groupId>
+    <artifactId>jetty-embedded-examples</artifactId>
+    <version>12.0.x</version>
+  </parent>
+  <artifactId>ee10-webapp-context</artifactId>
+  <version>12.0.x</version>
+  <packaging>jar</packaging>
+  <name>Jetty Examples :: Jetty 12.0.x :: Embedded :: EE10 WebApp Context</name>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-server</artifactId>
+      <version>${jetty.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jetty.ee10</groupId>
+      <artifactId>jetty-ee10-webapp</artifactId>
+      <version>${jetty.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jetty.examples.webapps</groupId>
+      <artifactId>hello-servlet-5</artifactId>
+      <version>${project.version}</version>
+      <type>war</type>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-dependency-plugin</artifactId>
+        <version>3.6.1</version>
+        <executions>
+          <execution>
+            <id>copy-wars</id>
+            <goals>
+              <goal>copy-dependencies</goal>
+            </goals>
+            <phase>generate-resources</phase>
+            <configuration>
+              <includeArtifactIds>hello-servlet-3</includeArtifactIds>
+              <includeScope>runtime</includeScope>
+              <includeTypes>war</includeTypes>
+              <overWriteSnapshots>true</overWriteSnapshots>
+              <overWriteReleases>true</overWriteReleases>
+              <stripVersion>true</stripVersion>
+              <outputDirectory>${project.build.directory}/webapps</outputDirectory>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/.../src/main/java/examples/HelloServlet.java → .../src/main/java/examples/HelloServlet.java b/.../src/main/java/examples/HelloServlet.java → .../src/main/java/examples/HelloServlet.java
@@ -14,6 +14,7 @@
 package examples;
 
 import java.io.IOException;
+
 import jakarta.servlet.ServletConfig;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServlet;

diff --git a/.../examples/WebAppContextFromClasspath.java → .../examples/WebAppContextFromClasspath.java b/.../examples/WebAppContextFromClasspath.java → .../examples/WebAppContextFromClasspath.java
@@ -16,8 +16,8 @@
 import java.net.URI;
 import java.net.URL;
 
-import org.eclipse.jetty.server.Server;
 import org.eclipse.jetty.ee10.webapp.WebAppContext;
+import org.eclipse.jetty.server.Server;
 
 public class WebAppContextFromClasspath
 {

diff --git a/...examples/WebAppContextFromFileSystem.java → ...examples/WebAppContextFromFileSystem.java b/...examples/WebAppContextFromFileSystem.java → ...examples/WebAppContextFromFileSystem.java
@@ -17,16 +17,16 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 
-import org.eclipse.jetty.server.Server;
 import org.eclipse.jetty.ee10.webapp.WebAppContext;
+import org.eclipse.jetty.server.Server;
 
 public class WebAppContextFromFileSystem
 {
     public static void main(String[] args) throws Exception
     {
         Server server = new Server(8080);
 
-        Path warPath = Paths.get("../../webapps/hello/target/hello.war").toAbsolutePath().normalize();
+        Path warPath = Paths.get("target/webapps/hello-servlet-5.war").toAbsolutePath().normalize();
         if (!Files.isRegularFile(warPath))
         {
             System.err.println("Unable to find " + warPath + ".  Please build the entire project once first (`mvn clean install` from top of repo)");

diff --git a/...in/resources/hello-webapp/WEB-INF/web.xml → ...in/resources/hello-webapp/WEB-INF/web.xml b/...in/resources/hello-webapp/WEB-INF/web.xml → ...in/resources/hello-webapp/WEB-INF/web.xml
diff --git a/...rc/main/resources/hello-webapp/hello.html → ...rc/main/resources/hello-webapp/hello.html b/...rc/main/resources/hello-webapp/hello.html → ...rc/main/resources/hello-webapp/hello.html
diff --git a/embedded/ee8-webapp-context/pom.xml b/embedded/ee8-webapp-context/pom.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.eclipse.jetty.examples.embedded</groupId>
+    <artifactId>jetty-embedded-examples</artifactId>
+    <version>12.0.x</version>
+  </parent>
+  <artifactId>ee8-webapp-context</artifactId>
+  <version>12.0.x</version>
+  <packaging>jar</packaging>
+  <name>Jetty Examples :: Jetty 12.0.x :: Embedded :: EE8 WebApp Context</name>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-server</artifactId>
+      <version>${jetty.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-slf4j-impl</artifactId>
+      <version>${jetty.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jetty.ee8</groupId>
+      <artifactId>jetty-ee8-webapp</artifactId>
+      <version>${jetty.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jetty.examples.webapps</groupId>
+      <artifactId>hello-servlet-3</artifactId>
+      <version>${project.version}</version>
+      <type>war</type>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-dependency-plugin</artifactId>
+        <version>3.6.1</version>
+        <executions>
+          <execution>
+            <id>copy-wars</id>
+            <goals>
+              <goal>copy-dependencies</goal>
+            </goals>
+            <phase>generate-resources</phase>
+            <configuration>
+              <includeArtifactIds>hello-servlet-3</includeArtifactIds>
+              <includeScope>runtime</includeScope>
+              <includeTypes>war</includeTypes>
+              <overWriteSnapshots>true</overWriteSnapshots>
+              <overWriteReleases>true</overWriteReleases>
+              <stripVersion>true</stripVersion>
+              <outputDirectory>${project.build.directory}/webapps</outputDirectory>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/embedded/ee8-webapp-context/src/main/java/examples/HelloServlet.java b/embedded/ee8-webapp-context/src/main/java/examples/HelloServlet.java
@@ -0,0 +1,45 @@
+//
+// ========================================================================
+// Copyright (c) 1995 Mort Bay Consulting Pty Ltd and others.
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
+// which is available at https://www.apache.org/licenses/LICENSE-2.0.
+//
+// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+// ========================================================================
+//
+
+package examples;
+
+import java.io.IOException;
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class HelloServlet extends HttpServlet
+{
+    private String msg;
+
+    @Override
+    public void init(ServletConfig config) throws ServletException
+    {
+        super.init(config);
+
+        msg = config.getInitParameter("message");
+        if (msg == null)
+        {
+            msg = "User";
+        }
+    }
+
+    @Override
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException
+    {
+        response.setContentType("text/plain");
+        response.getWriter().printf("%s%n", msg);
+    }
+}
diff --git a/embedded/ee8-webapp-context/src/main/java/examples/WebAppContextFromClasspath.java b/embedded/ee8-webapp-context/src/main/java/examples/WebAppContextFromClasspath.java
@@ -0,0 +1,52 @@
+//
+// ========================================================================
+// Copyright (c) 1995 Mort Bay Consulting Pty Ltd and others.
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
+// which is available at https://www.apache.org/licenses/LICENSE-2.0.
+//
+// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+// ========================================================================
+//
+
+package examples;
+
+import java.net.URI;
+import java.net.URL;
+
+import org.eclipse.jetty.ee8.webapp.WebAppContext;
+import org.eclipse.jetty.server.Server;
+
+public class WebAppContextFromClasspath
+{
+    public static void main(String[] args) throws Exception
+    {
+        Server server = new Server(8080);
+
+        // Figure out what path to serve content from
+        ClassLoader cl = WebAppContextFromClasspath.class.getClassLoader();
+        // We look for a file, as ClassLoader.getResource() is not
+        // designed to look for directories (we resolve the directory later)
+        URL f = cl.getResource("hello-webapp/hello.html");
+        if (f == null)
+        {
+            throw new RuntimeException("Unable to find resource directory");
+        }
+
+        // Resolve file to directory
+        URI webRootUri = f.toURI().resolve("./").normalize();
+        System.err.println("WebRoot is " + webRootUri);
+
+        WebAppContext webapp = new WebAppContext();
+        webapp.setContextPath("/");
+        webapp.setWar(webRootUri.toASCIIString());
+        webapp.setParentLoaderPriority(true);
+
+        server.setHandler(webapp);
+
+        server.start();
+        server.join();
+    }
+}
diff --git a/embedded/ee8-webapp-context/src/main/java/examples/WebAppContextFromFileSystem.java b/embedded/ee8-webapp-context/src/main/java/examples/WebAppContextFromFileSystem.java
@@ -0,0 +1,62 @@
+//
+// ========================================================================
+// Copyright (c) 1995 Mort Bay Consulting Pty Ltd and others.
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
+// which is available at https://www.apache.org/licenses/LICENSE-2.0.
+//
+// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+// ========================================================================
+//
+
+package examples;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import org.eclipse.jetty.ee8.webapp.WebAppContext;
+import org.eclipse.jetty.server.Handler;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.server.handler.InetAccessHandler;
+
+public class WebAppContextFromFileSystem
+{
+    public static void main(String[] args) throws Exception
+    {
+        Server server = new Server(8080);
+
+        Path warPath = Paths.get("target/webapps/hello-servlet-3.war").toAbsolutePath().normalize();
+        if (!Files.isRegularFile(warPath))
+        {
+            System.err.println("Unable to find " + warPath + ".  Please build the entire project once first (`mvn clean install` from top of repo)");
+            System.exit(-1);
+        }
+
+        System.out.println("WAR File is " + warPath);
+
+        InetAccessHandler inetAccessHandler = new InetAccessHandler();
+        // allow only http clients from localhost IPv4 or IPv6
+        inetAccessHandler.include("127.0.0.1", "::1");
+        server.setHandler(inetAccessHandler);
+
+        Handler.Sequence handlers = new Handler.Sequence();
+        inetAccessHandler.setHandler(handlers);
+
+        WebAppContext webapp = new WebAppContext();
+        webapp.setContextPath("/");
+        webapp.setWar(warPath.toUri().toASCIIString());
+
+        handlers.addHandler(webapp);
+
+        // we should now have a handler tree like ...
+        // server.handler = InetAccessHandler
+        //                    wrapping -> Handler.Sequence
+        //                      contains -> WebAppContext
+
+        server.start();
+        server.join();
+    }
+}
diff --git a/embedded/ee8-webapp-context/src/main/resources/hello-webapp/WEB-INF/web.xml b/embedded/ee8-webapp-context/src/main/resources/hello-webapp/WEB-INF/web.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
+		 http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
+  version="3.1">
+  <display-name>hello webapp</display-name>
+  <servlet>
+    <servlet-name>hello</servlet-name>
+    <servlet-class>examples.HelloServlet</servlet-class>
+    <init-param>
+      <param-name>message</param-name>
+      <param-value>Hello from web.xml</param-value>
+    </init-param>
+  </servlet>
+
+  <servlet-mapping>
+    <servlet-name>hello</servlet-name>
+    <url-pattern>/hello</url-pattern>
+  </servlet-mapping>
+
+  <welcome-file-list>
+    <welcome-file>hello.html</welcome-file>
+  </welcome-file-list>
+</web-app>
diff --git a/webapps/hello/src/main/webapp/hello.html → ...rc/main/resources/hello-webapp/hello.html b/webapps/hello/src/main/webapp/hello.html → ...rc/main/resources/hello-webapp/hello.html
diff --git a/embedded/pom.xml b/embedded/pom.xml
@@ -18,6 +18,8 @@
     <module>compressed-encoding</module>
     <module>connectors</module>
     <module>deploying</module>
+    <module>ee8-webapp-context</module>
+    <module>ee10-webapp-context</module>
     <module>error-handling</module>
     <module>file-server</module>
     <module>file-upload</module>
@@ -30,7 +32,6 @@
     <module>servlet-security</module>
     <module>simple-server</module>
     <module>virtual-hosts</module>
-    <module>webapp-context</module>
     <module>websocket-jakarta-api</module>
     <module>websocket-jetty-api</module>
     <module>xml</module>