From c6375dcdd1f1ee950e78b833e58131cee4ddca96 Mon Sep 17 00:00:00 2001
From: Andreas Bayha <bayha@fortis.org>
Date: Fri, 9 Feb 2018 12:22:32 +0000
Subject: [PATCH] Rollback of ElementCompositorBase (used in variability) refs
2998
---
.../extension/base/ElementCompositorBase.java | 65 +++++++++++++++++++
1 file changed, 65 insertions(+)
create mode 100644 org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/ElementCompositorBase.java
diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/ElementCompositorBase.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/ElementCompositorBase.java
new file mode 100644
index 000000000..e478e7657
--- /dev/null
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/ElementCompositorBase.java
@@ -0,0 +1,65 @@
+/*-------------------------------------------------------------------------+
+| Copyright 2014 fortiss GmbH |
+| |
+| 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.fortiss.tooling.kernel.extension.base;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.util.EcoreUtil;
+import org.fortiss.tooling.kernel.extension.IElementCompositor;
+import org.fortiss.tooling.kernel.extension.data.IElementCompositionContext;
+import org.fortiss.tooling.kernel.extension.data.Prototype;
+
+/**
+ * Base implementation for supporting composition of {@link IElementCompositor}.
+ *
+ * This class is used for example in the variability plugin.
+ *
+ * @author moudy
+ */
+public abstract class ElementCompositorBase<C extends EObject> implements IElementCompositor<C> {
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean canCompose(C container, EObject contained, IElementCompositionContext context) {
+ return isCorrectClass(contained);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean canComposePrototype(Prototype prototype) {
+ return isCorrectClass(prototype.getPrototype());
+ }
+
+ /** Returns true if the contained object is an instance of an acceptable class. */
+ protected abstract boolean isCorrectClass(EObject contained);
+
+ /** {@inheritDoc} */
+ @Override
+ abstract public boolean compose(C container, EObject contained,
+ IElementCompositionContext context);
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean canDecompose(EObject contained) {
+ return isCorrectClass(contained);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean decompose(EObject contained) {
+ EcoreUtil.delete(contained, true);
+ return true;
+ }
+}
--
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