1 files changed, 69 insertions, 0 deletions
diff --git a/org.eclipse.m2e.core.ui/src/org/eclipse/m2e/core/ui/internal/actions/MavenProjectActionSupport.java b/org.eclipse.m2e.core.ui/src/org/eclipse/m2e/core/ui/internal/actions/MavenProjectActionSupport.java
new file mode 100644
index 00000000..dd66576c
--- /dev/null
+++ b/org.eclipse.m2e.core.ui/src/org/eclipse/m2e/core/ui/internal/actions/MavenProjectActionSupport.java
@@ -0,0 +1,69 @@
+/*******************************************************************************
+ * Copyright (c) 2010 Sonatype, Inc.
+ * 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:
+ *      Sonatype, Inc. - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.m2e.core.ui.internal.actions;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.IWorkbenchWindowActionDelegate;
+import org.eclipse.ui.IWorkingSet;
+
+import org.eclipse.m2e.core.core.IMavenConstants;
+
+
+public abstract class MavenProjectActionSupport extends MavenActionSupport implements IWorkbenchWindowActionDelegate {
+
+  private static final Logger log = LoggerFactory.getLogger(UpdateDependenciesAction.class);
+
+  protected IProject[] getProjects() {
+    ArrayList<IProject> projectList = new ArrayList<IProject>();
+    if(selection != null) {
+      for(Iterator<?> it = selection.iterator(); it.hasNext();) {
+        Object o = it.next();
+        if(o instanceof IProject) {
+          projectList.add((IProject) o);
+        } else if(o instanceof IWorkingSet) {
+          IWorkingSet workingSet = (IWorkingSet) o;
+          for(IAdaptable adaptable : workingSet.getElements()) {
+            IProject project = (IProject) adaptable.getAdapter(IProject.class);
+            try {
+              if(project != null && project.isAccessible() && project.hasNature(IMavenConstants.NATURE_ID)) {
+                projectList.add(project);
+              }
+            } catch(CoreException ex) {
+              log.error(ex.getMessage(), ex);
+            }
+          }
+        }
+      }
+    }
+    if(projectList.isEmpty()) {
+      return ResourcesPlugin.getWorkspace().getRoot().getProjects();
+    }
+    return projectList.toArray(new IProject[projectList.size()]);
+  }
+
+  public void dispose() {
+  }
+
+  public void init(IWorkbenchWindow window) {
+  }
+
+}