Started work on feature model manager
diff --git a/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/platform/FeatureModelManager.java b/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/platform/FeatureModelManager.java
new file mode 100644
index 0000000..16b2481
--- /dev/null
+++ b/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/platform/FeatureModelManager.java
@@ -0,0 +1,64 @@
+/*******************************************************************************
+ * Copyright (c) 2011 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.pde.internal.core.platform;
+
+import org.eclipse.core.runtime.*;
+import org.eclipse.pde.internal.core.IFeatureModelListener;
+
+public class FeatureModelManager {
+
+ /**
+ * List of IFeatureModelListener
+ */
+ private ListenerList fFeatureModelListeners;
+
+ /**
+ * Creates a new feature model manager containing the given workspace and target feature models
+ *
+ * @param workspace list of project paths in the workspaces representing features, possibly empty
+ * @param target list of file paths pointing to target (external) features, possibly empty
+ * @param monitor progress monitor, can be <code>null</code>
+ */
+ public FeatureModelManager(String[] workspace, String[] target, IProgressMonitor monitor) {
+ fFeatureModelListeners = new ListenerList();
+ SubMonitor subMon = SubMonitor.convert(monitor, "Creating feature model manager", 200);
+ try {
+ addTargetFeatures(target, subMon.newChild(150));
+ addWorkspaceFeatures(workspace, subMon.newChild(50));
+ } finally {
+ subMon.done();
+ if (monitor != null) {
+ monitor.done();
+ }
+ }
+
+ }
+
+ /**
+ * Registers a feature model listener to this manager. Has no effect if
+ * the listener is already registered.
+ *
+ * @param listener listener to add
+ */
+ public void addFeatureModelListener(IFeatureModelListener listener) {
+ fFeatureModelListeners.add(listener);
+ }
+
+ /**
+ * Unregisters a feature model listener from this manager. Has no effect if
+ * the listener has not been registered with this manager.
+ *
+ * @param listener listener to remove
+ */
+ public void removeFeatureModelListener(IFeatureModelListener listener) {
+ fFeatureModelListeners.remove(listener);
+ }
+}
