From f943b129e7ba7944a8bcb904bbfd2af63519c8a6 Mon Sep 17 00:00:00 2001
From: Florian Hoelzl <hoelzl@fortiss.org>
Date: Tue, 23 Aug 2011 12:11:08 +0000
Subject: [PATCH] added base transformation contexts
---
.../base/TransformationContextChainBase.java | 65 +++++++++++++++++++
.../ModelElementTransformationContext.java | 53 +++++++++++++++
2 files changed, 118 insertions(+)
create mode 100644 org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/TransformationContextChainBase.java
create mode 100644 org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/data/ModelElementTransformationContext.java
diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/TransformationContextChainBase.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/TransformationContextChainBase.java
new file mode 100644
index 000000000..d8a980ac9
--- /dev/null
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/base/TransformationContextChainBase.java
@@ -0,0 +1,65 @@
+/*--------------------------------------------------------------------------+
+$Id$
+| |
+| Copyright 2011 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.fortiss.tooling.kernel.extension.data.ITransformationContext;
+
+/**
+ * Base implementation of {@link ITransformationContext}, which stores a
+ * reference to another context.
+ *
+ * @author hoelzl
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating YELLOW Hash: 662BCDD98432EED08BA052803173A5D0
+ */
+public abstract class TransformationContextChainBase implements
+ ITransformationContext {
+
+ /** Stores the chained context. */
+ protected final ITransformationContext chainedContext;
+
+ /** Constructor. */
+ public TransformationContextChainBase(ITransformationContext chainedContext) {
+ this.chainedContext = chainedContext;
+ }
+
+ /** Constructor. */
+ public TransformationContextChainBase() {
+ this(null);
+ }
+
+ /** Returns the next {@link ITransformationContext} in the chain. */
+ public ITransformationContext getNextContext() {
+ return chainedContext;
+ }
+
+ /** Finds an ITransform of the given class in the chain. */
+ @SuppressWarnings("unchecked")
+ public <T extends ITransformationContext> T findContextinChain(
+ Class<T> clazz) {
+ if (clazz.isAssignableFrom(this.getClass())) {
+ return (T) this;
+ }
+ if (chainedContext instanceof TransformationContextChainBase) {
+ return ((TransformationContextChainBase) chainedContext)
+ .findContextinChain(clazz);
+ }
+ return null;
+ }
+}
diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/data/ModelElementTransformationContext.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/data/ModelElementTransformationContext.java
new file mode 100644
index 000000000..9a3b61334
--- /dev/null
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/extension/data/ModelElementTransformationContext.java
@@ -0,0 +1,53 @@
+/*--------------------------------------------------------------------------+
+$Id$
+| |
+| Copyright 2011 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.data;
+
+import org.eclipse.emf.ecore.EObject;
+import org.fortiss.tooling.kernel.extension.base.TransformationContextChainBase;
+
+/**
+ * An {@link ITransformationContext} with an EObject context element.
+ *
+ * @author hoelzl
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating YELLOW Hash: 86FBA7A228E86492FB4A54CDD086CFCC
+ */
+public class ModelElementTransformationContext extends
+ TransformationContextChainBase {
+
+ /** Stores the model element. */
+ protected final EObject modelElement;
+
+ /** Constructor. */
+ public ModelElementTransformationContext(EObject modelElement,
+ ITransformationContext context) {
+ super(context);
+ this.modelElement = modelElement;
+ }
+
+ /** Constructor. */
+ public ModelElementTransformationContext(EObject modelElement) {
+ this(modelElement, null);
+ }
+
+ /** Returns the model element. */
+ public EObject getModelElement() {
+ return modelElement;
+ }
+}
--
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