Added module wicketstuff-lambda-components.

pom.xml

@@ -358,7 +358,8 @@
 		<module>dashboard-parent</module>
 		<module>jamon-parent</module>
                 <module>wicketstuff-rest-lambda</module>
-	</modules>
+    <module>wicketstuff-lambda-components</module>
+  </modules>
 
 	<dependencies>
 		<dependency>
@@ -1350,4 +1351,4 @@
             </plugin>
 		</plugins>
 	</reporting>
-</project>
+</project>

wicketstuff-lambda-components/pom.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.wicketstuff</groupId>
+    <artifactId>wicketstuff-core</artifactId>
+    <version>8.0.0-SNAPSHOT</version>
+  </parent>
+  <artifactId>wicketstuff-lambda-components</artifactId>
+  <name>wicketstuff-lambda-components</name>
+  <url>http://maven.apache.org</url>
+
+ <dependencies>
+    <dependency>
+      <groupId>org.apache.wicket</groupId>
+      <artifactId>wicket-core</artifactId>
+    </dependency>
+  </dependencies>
+</project>

wicketstuff-lambda-components/src/main/java/org/wicketstuff/lambda/components/ComponentFactory.java

@@ -0,0 +1,229 @@
+package org.wicketstuff.lambda.components;
+
+import org.apache.wicket.ajax.AjaxRequestTarget;
+import org.apache.wicket.ajax.markup.html.AjaxLink;
+import org.apache.wicket.ajax.markup.html.form.AjaxButton;
+import org.apache.wicket.ajax.markup.html.form.AjaxCheckBox;
+import org.apache.wicket.ajax.markup.html.form.AjaxSubmitLink;
+import org.apache.wicket.markup.html.link.Link;
+import org.danekja.java.util.function.serializable.SerializableBiConsumer;
+import org.danekja.java.util.function.serializable.SerializableConsumer;
+
+public class ComponentFactory 
+{
+
+    /**
+     * Creates an {@link AjaxLink} based on lambda expressions
+     * 
+     * @param id
+     *            the id of the ajax link
+     * @param onClick
+     *            the consumer of the clicked link and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxLink}
+     * 
+     */
+    public static <T> AjaxLink<T> ajaxLink(String id,
+        SerializableBiConsumer<AjaxLink<T>, AjaxRequestTarget> onClick)
+    {
+        return new AjaxLink<T>(id)
+        {
+
+            /**
+             * 
+             */
+            private static final long serialVersionUID = -7879252384382557716L;
+
+            @Override
+            public void onClick(AjaxRequestTarget target)
+            {
+                onClick.accept(this, target);
+            }
+        };
+    }
+
+    /**
+     * Creates an {@link AjaxButton} based on lambda expressions
+     * 
+     * @param id
+     *            the id of the ajax button
+     * @param onSubmit
+     *            the consumer of the submitted button and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxButton}
+     * 
+     */
+    public static AjaxButton ajaxButton(String id,
+        SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onSubmit)
+    {
+        return new AjaxButtonLambda(id, onSubmit, (button, target) -> {});
+    }
+
+    /**
+     * Creates an {@link AjaxButton} based on lambda expressions
+     * 
+     * @param id
+     *            the id of the ajax button
+     * @param onSubmit
+     *            the consumer of the submitted button and an {@link AjaxRequestTarget}
+     * @param onError
+     *            the consumer of the button in error and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxButton}
+     * 
+     */
+    public static AjaxButton ajaxButton(String id,
+        SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onSubmit,
+        SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onError)
+    {
+        return new AjaxButtonLambda(id, onSubmit, onError);
+    }
+
+    /**
+     * Creates an {@link AjaxCheckBox} based on lambda expressions
+     * 
+     * @param id
+     *            the id of ajax check box
+     * @param onUpdate
+     *            the consumer of the updated checkbox and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxCheckBox}
+     * 
+     */
+    public static AjaxCheckBox ajaxCheckBox(String id,
+        SerializableBiConsumer<AjaxCheckBox, AjaxRequestTarget> onUpdate)
+    {
+        return new AjaxCheckBox(id)
+        {
+
+            /**
+             * 
+             */
+            private static final long serialVersionUID = 615006993199791039L;
+
+            @Override
+            protected void onUpdate(AjaxRequestTarget target)
+            {
+                onUpdate.accept(this, target);
+            }
+        };
+    }
+
+    /**
+     * Creates an {@link AjaxSubmitLink} based on lambda expressions
+     * 
+     * @param id
+     *            the id of ajax submit link
+     * @param onSubmit
+     *            the consumer of the submitted button and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxSubmitLink}
+     * 
+     */
+    public static AjaxSubmitLink ajaxSubmitLink(String id,
+        SerializableBiConsumer<AjaxSubmitLink, AjaxRequestTarget> onSubmit)
+    {
+        return new AjaxSubmitLinkLambda(id, onSubmit, (link, target) -> {});
+    }
+
+    /**
+     * Creates an {@link AjaxSubmitLink} based on lambda expressions
+     * 
+     * @param id
+     *            the id of ajax submit link
+     * @param onSubmit
+     *            the consumer of the submitted link and an {@link AjaxRequestTarget}
+     * @param onError
+     *            the consumer of the link in error and an {@link AjaxRequestTarget}
+     * @return the {@link AjaxSubmitLink}
+     * 
+     */
+    public static AjaxSubmitLink ajaxSubmitLink(String id,
+        SerializableBiConsumer<AjaxSubmitLink, AjaxRequestTarget> onSubmit,
+        SerializableBiConsumer<AjaxSubmitLink, AjaxRequestTarget> onError)
+    {
+        return new AjaxSubmitLinkLambda(id, onSubmit, onError);
+    }
+
+    /**
+     * Creates a {@link Link} based on lambda expressions
+     * 
+     * @param id
+     *            the id of the link
+     * @param onClick
+     *            the consumer of the clicked link
+     * @return the {@link Link}
+     * 
+     */
+    public static <T> Link<T> link(String id, SerializableConsumer<Link<T>> onClick)
+    {
+        return new Link<T>(id)
+        {
+            /**
+             * 
+             */
+            private static final long serialVersionUID = 4426455567301117747L;
+
+            @Override
+            public void onClick()
+            {
+                onClick.accept(this);
+            }
+        };
+    }
+
+    private static final class AjaxButtonLambda extends AjaxButton
+    {
+        /**
+         * 
+         */
+        private static final long serialVersionUID = 5357407089802522143L;
+        private final SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onSubmit;
+        private final SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onError;
+
+        private AjaxButtonLambda(String id, SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onSubmit, 
+            SerializableBiConsumer<AjaxButton, AjaxRequestTarget> onError)
+        {
+            super(id);
+            this.onSubmit = onSubmit;
+            this.onError = onError;
+        }
+
+        @Override
+        protected void onSubmit(AjaxRequestTarget target)
+        {
+            onSubmit.accept(this, target);
+        }
+
+        @Override
+        protected void onError(AjaxRequestTarget target)
+        {
+            onError.accept(this, target);
+        }
+    }
+
+    private static final class AjaxSubmitLinkLambda extends AjaxSubmitLink
+    {
+        /**
+         * 
+         */
+        private static final long serialVersionUID = -4648835813629191811L;
+        private final SerializableBiConsumer<AjaxSubmitLink, AjaxRequestTarget> onSubmit;
+        private final SerializableBiConsumer<AjaxSubmitLink, AjaxRequestTarget> onError;
+
+        private AjaxSubmitLinkLambda(String id, SerializableBiConsumer<AjaxSubmitLink,AjaxRequestTarget> onSubmit, 
+            SerializableBiConsumer<AjaxSubmitLink,AjaxRequestTarget> onError)
+        {
+            super(id);
+            this.onSubmit = onSubmit;
+            this.onError = onError;
+        }
+
+        @Override
+        protected void onSubmit(AjaxRequestTarget target)
+        {
+            onSubmit.accept(this, target);
+        }
+
+        @Override
+        protected void onError(AjaxRequestTarget target)
+        {
+            onError.accept(this, target);
+        }
+    }
+}