From: Erik Brakkee Date: Thu, 22 Jul 2010 09:31:58 +0000 (+0000) Subject: (no commit message) X-Git-Tag: wamblee-utils-0.7~229 X-Git-Url: http://wamblee.org/gitweb/?a=commitdiff_plain;ds=inline;h=51cc217ee697147805ea23dd777511b82efe94ce;p=utils --- diff --git a/wicket/joe/src/main/java/org/wamblee/wicket/model/DetachableEntity.java b/wicket/joe/src/main/java/org/wamblee/wicket/model/DetachableEntity.java new file mode 100644 index 00000000..d94994bb --- /dev/null +++ b/wicket/joe/src/main/java/org/wamblee/wicket/model/DetachableEntity.java @@ -0,0 +1,52 @@ +/* + * Copyright 2005-2010 the original author or authors. + * + * 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. + */ +package org.wamblee.wicket.model; + +import org.apache.wicket.model.LoadableDetachableModel; +import org.wamblee.persistence.Detachable; + +/** + * A detachable model that wraps a domain object. + * + */ +public class DetachableEntity extends LoadableDetachableModel { + + private Detachable object; + + /** + * Constructs the model. + * @param aObject Object to construct the model with. + */ + public DetachableEntity(Detachable aObject) { + object = aObject; + } + + @Override + protected void onDetach() { + object.detach(); + } + + @Override + protected T load() { + return object.get(); + } + + @Override + public void setObject(T object) { + throw new UnsupportedOperationException("setObject is not supported on this class"); + } + +} diff --git a/wicket/joe/src/test/java/org/wamblee/wicket/model/DetachableEntityTest.java b/wicket/joe/src/test/java/org/wamblee/wicket/model/DetachableEntityTest.java new file mode 100644 index 00000000..e4cf7317 --- /dev/null +++ b/wicket/joe/src/test/java/org/wamblee/wicket/model/DetachableEntityTest.java @@ -0,0 +1,67 @@ +/* + * Copyright 2005-2010 the original author or authors. + * + * 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. + */ +package org.wamblee.wicket.model; + +import org.junit.Before; +import org.junit.Test; +import org.wamblee.persistence.Detachable; + +import static org.mockito.Mockito.*; +import static junit.framework.TestCase.*; + +public class DetachableEntityTest { + + public static class X { + + } + + private Detachable detachable; + private DetachableEntity entity; + + @Before + public void setUp() { + detachable = mock(Detachable.class); + entity = new DetachableEntity(detachable); + } + + @Test + public void testGetObject() { + X x = new X(); + when(detachable.get()).thenReturn(x); + X value = entity.getObject(); + assertSame(x, value); + verify(detachable).get(); + } + + @Test + public void testOnDetachReattach() { + X x = new X(); + when(detachable.get()).thenReturn(x); + + entity.onDetach(); + verify(detachable).detach(); + + X y = entity.getObject(); + assertSame(x, y); + verify(detachable).get(); + } + + @Test(expected = UnsupportedOperationException.class) + public void testSetObject() { + X x = new X(); + entity.setObject(x); + } +}