Bug 458817 - Avoid unnecessary increase of version numbers when dealing with metamodel references

https://bugs.eclipse.org/bugs/show_bug.cgi?id=458817

2 files changed, 38 insertions, 0 deletions

diff --git a/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizard.java b/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizard.java
index 936e665..dc66a07 100644
--- a/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizard.java
+++ b/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizard.java
@@ -17,6 +17,7 @@ import java.util.Map;
 import java.util.Map.Entry;
 
 import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.jface.wizard.IWizardPage;
 import org.eclipse.jface.wizard.Wizard;
 
 /**
@@ -33,6 +34,12 @@ public class ReleaseWizard extends Wizard {
 	private final Map<EPackage, String> sourceMap = new LinkedHashMap<EPackage, String>();
 	private final Map<EPackage, String> targetMap = new LinkedHashMap<EPackage, String>();
 
+	/**
+	 * This map holds values entered by the user for the given key. Used to set a default string in a target textbox by
+	 * default.
+	 */
+	private final Map<String, String> sourceToTargetMap = new LinkedHashMap<String, String>();
+
 	private final List<EPackage> rootPackages;
 
 	public ReleaseWizard(List<EPackage> rootPackages) {
@@ -110,6 +117,29 @@ public class ReleaseWizard extends Wizard {
 	/**
 	 * {@inheritDoc}
 	 *
+	 * @see org.eclipse.jface.wizard.Wizard#getNextPage(org.eclipse.jface.wizard.IWizardPage)
+	 */
+	@Override
+	public IWizardPage getNextPage(IWizardPage page) {
+		final ReleaseWizardPage next = ReleaseWizardPage.class.cast(super.getNextPage(page));
+		if (next == null) {
+			return next;
+		}
+		final ReleaseWizardPage current = ReleaseWizardPage.class.cast(page);
+		if (!current.isUpdate()) {
+			return next;
+		}
+		sourceToTargetMap.put(current.getSource(), current.getTarget());
+		if (!sourceToTargetMap.containsKey(next.getSource())) {
+			return next;
+		}
+		next.setTarget(sourceToTargetMap.get(next.getSource()));
+		return next;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 *
 	 * @see org.eclipse.jface.wizard.Wizard#performFinish()
 	 */
 	@Override
diff --git a/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizardPage.java b/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizardPage.java
index a0322d5..d6715ca 100644
--- a/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizardPage.java
+++ b/plugins/org.eclipse.emf.edapt.history.editor/src/org/eclipse/emf/edapt/history/instantiation/ui/ReleaseWizardPage.java
@@ -187,4 +187,12 @@ public class ReleaseWizardPage extends WizardPage {
 		}
 	}
 
+	/**
+	 * Allows to set the target text that is visible.
+	 */
+	public void setTarget(String target) {
+		targetText.setText(target);
+		checkIfPageComplete();
+	}
+
 }