Merge branch 'master' of https://github.com/JonCook/tutorials

2019-10-23 15:01:44 +02:00
parent db85c8f275
commit 684ec0d2e3
20486 changed files with 1642483 additions and 0 deletions
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+package controllers;
+
+import play.libs.concurrent.HttpExecutionContext;
+import play.mvc.*;
+import play.twirl.api.Html;
+
+import javax.inject.Inject;
+import java.util.concurrent.CompletionStage;
+
+import static java.util.concurrent.CompletableFuture.supplyAsync;
+
+/**
+ * This controller contains an action to handle HTTP requests
+ * to the application's home page.
+ */
+public class HomeController extends Controller {
+    private HttpExecutionContext ec;
+
+    @Inject
+    public HomeController(HttpExecutionContext ec) {
+        this.ec = ec;
+    }
+
+    /**
+     * An action that renders an HTML page with a welcome message.
+     * The configuration in the <code>routes</code> file means that
+     * this method will be called when the application receives a
+     * <code>GET</code> request with a path of <code>/</code>.
+     */
+    public Result index() {
+        return ok(views.html.index.render());
+    }
+
+    public Result applyHtml() {
+        return ok(Html.apply("<h1>This text will appear as a heading 1</h1>"));
+    }
+
+    public Result badRequestPage() {
+        return badRequest("Your request data has issues.");
+    }
+
+    public Result notFoundPage() {
+        return notFound("Could not find the page you requested.");
+    }
+
+    public Result customContentType() {
+        return ok("This is some text content").as("text/html");
+    }
+
+    public CompletionStage<Result> asyncOperation() {
+        return supplyAsync(() -> {
+            return longRunningTask();
+        }, ec.current())
+                .thenApplyAsync(s -> {
+                    return ok("Got result -> " + s);
+                }, ec.current());
+    }
+
+    private String longRunningTask() {
+        return "Long running task has completed";
+    }
+
+    public Result setHeaders() {
+        return ok("This is some text content")
+                .as("text/html")
+                .withHeader("Header-Key", "Some value");
+    }
+}
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+@()
+
+@main("Welcome to Play") {
+  <h1>Welcome to Play!</h1>
+}
@@ -0,0 +1,24 @@
+@*
+ * This template is called from the `index` template. This template
+ * handles the rendering of the page header and body tags. It takes
+ * two arguments, a `String` for the title of the page and an `Html`
+ * object to insert into the body of the page.
+ *@
+@(title: String)(content: Html)
+
+<!DOCTYPE html>
+<html lang="en">
+    <head>
+        @* Here's where we render the page title `String`. *@
+        <title>@title</title>
+        <link rel="stylesheet" media="screen" href="@routes.Assets.versioned("stylesheets/main.css")">
+        <link rel="shortcut icon" type="image/png" href="@routes.Assets.versioned("images/favicon.png")">
+    </head>
+    <body>
+        @* And here's where we render the `Html` object containing
+         * the page content. *@
+        @content
+
+        <script src="@routes.Assets.versioned("javascripts/main.js")" type="text/javascript"></script>
+    </body>
+</html>