1 files changed, 108 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/UIProjectSetSerializationContext.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/UIProjectSetSerializationContext.java
new file mode 100644
index 000000000..d150c8688
--- /dev/null
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/UIProjectSetSerializationContext.java
@@ -0,0 +1,108 @@
+/**********************************************************************
+ Copyright (c) 2004 Dan Rubel and others.
+ All rights reserved.   This program and the accompanying materials
+ are made available under the terms of the Common Public License v1.0
+ which accompanies this distribution, and is available at
+ http://www.eclipse.org/legal/cpl-v10.html
+
+ Contributors:
+
+ Dan Rubel - initial API and implementation
+
+ **********************************************************************/
+
+package org.eclipse.team.internal.ui;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.jface.util.Assert;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.team.core.ProjectSetSerializationContext;
+import org.eclipse.team.core.TeamException;
+import org.eclipse.team.internal.ui.dialogs.IPromptCondition;
+import org.eclipse.team.internal.ui.dialogs.PromptingDialog;
+
+/**
+ * The UI based context in which project serialization occurs.
+ * The class may be subclasses to represent different UI based serialization contexts.
+ * It is recommended that all UI based serialization contexts
+ * use this class directly or indirectly as their superclass. 
+ * 
+ * @since 3.0
+ */
+public class UIProjectSetSerializationContext extends ProjectSetSerializationContext {
+
+	/**
+	 * The parent shell for this UI context
+	 */
+	private final Shell shell;
+
+	/**
+	 * Construct a new instance
+	 * 
+	 * @param shell The parent shell for this UI context
+	 */
+	public UIProjectSetSerializationContext(Shell shell) {
+		Assert.isNotNull(shell);
+		this.shell = shell;
+	}
+
+	/**
+	 * Answer the shell associated with this UI context.
+	 * 
+	 * @return the shell (not <code>null</code>)
+	 */
+	public Object getShell() {
+		return shell;
+	}
+	
+	/**
+	 * Given an array of projects that currently exist in the workspace
+	 * prompt the user to determine which of those projects should be overwritten.
+	 * <p>
+	 * This default implementation prompts the user
+	 * to determine which projects should be overwritten.
+	 * Subclasses may override this as appropriate.
+	 * 
+	 * @param projects 
+	 * 		an array of projects currently existing in the workspace
+	 * 		that are desired to be overwritten.
+	 * 		(not <code>null</code>, contains no <code>null</code>s)
+	 * @return
+	 * 		an array of zero or more projects that should be overwritten
+	 * 		or <code>null</code> if the operation is to be canceled
+	 * 
+	 * @see org.eclipse.team.core.ProjectSetSerializationContext#confirmOverwrite(org.eclipse.core.resources.IProject[])
+	 */
+	public IProject[] confirmOverwrite(final IProject[] projects) throws TeamException {
+		IPromptCondition prompt = new IPromptCondition() {
+			List resources = Arrays.asList(projects);
+			public boolean needsPrompt(IResource resource) {
+				return resources.contains(resource);
+			}
+			public String promptMessage(IResource resource) {
+				return "Overwrite " + resource.getName();
+			}
+		};
+		PromptingDialog dialog =
+			new PromptingDialog(
+				(Shell)getShell(),
+				projects,
+				prompt,
+				"Overwrite projects?");
+		IResource[] resourcesToOverwrite;
+		try {
+			resourcesToOverwrite = dialog.promptForMultiple();
+		} catch (InterruptedException e) {
+			// Return null indicating that the user canceled the operation
+			return null;
+		}
+		IProject[] projectsToOverwrite = new IProject[resourcesToOverwrite.length];
+		System.arraycopy(resourcesToOverwrite, 0, projectsToOverwrite, 0, resourcesToOverwrite.length);
+		return projectsToOverwrite;
+	}
+
+}