Target Explorer: Fix NPE

1 files changed, 64 insertions, 64 deletions

diff --git a/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/internal/quickfilter/EditorQuickFilterTester.java b/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/internal/quickfilter/EditorQuickFilterTester.java
index 94d0e82e2..f1d359df6 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/internal/quickfilter/EditorQuickFilterTester.java
+++ b/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/internal/quickfilter/EditorQuickFilterTester.java
@@ -1,64 +1,64 @@
-/*******************************************************************************

- * Copyright (c) 2011, 2012 Wind River Systems, Inc. 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:

- * Wind River Systems - initial API and implementation

- *******************************************************************************/

-package org.eclipse.tcf.te.ui.views.internal.quickfilter;

-

-import org.eclipse.core.expressions.PropertyTester;

-import org.eclipse.core.runtime.IAdaptable;

-import org.eclipse.core.runtime.Platform;

-import org.eclipse.jface.viewers.TreeViewer;

-import org.eclipse.tcf.te.core.interfaces.IFilterable;

-import org.eclipse.tcf.te.ui.views.editor.Editor;

-import org.eclipse.ui.forms.editor.IFormPage;

-

-/**

- * The tester to test if the current editor page is filterable.

- *

- */

-public class EditorQuickFilterTester extends PropertyTester {

-

-	public EditorQuickFilterTester() {

-	}

-

-	/*

-	 * (non-Javadoc)

-	 * @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)

-	 */

-	@Override

-	public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {

-		if (receiver instanceof Editor && "isEditorFilterable".equals(property)) { //$NON-NLS-1$

-			Editor editor = (Editor) receiver;

-			IFormPage page = editor.getActivePageInstance();

-			if (page != null) {

-				TreeViewer viewer = (TreeViewer) page.getAdapter(TreeViewer.class);

-				if (viewer != null) {

-					Object input = viewer.getInput();

-					return adaptFilterable(input) != null;

-				}

-			}

-		}

-		return false;

-	}

-

-	private IFilterable adaptFilterable(Object element) {

-		IFilterable decorator = null;

-		if (element instanceof IFilterable) {

-			decorator = (IFilterable) element;

-		}

-		if (decorator == null && element instanceof IAdaptable) {

-			decorator = (IFilterable) ((IAdaptable) element).getAdapter(IFilterable.class);

-		}

-		if (decorator == null) {

-			decorator = (IFilterable) Platform.getAdapterManager()

-			                .getAdapter(element, IFilterable.class);

-		}

-		return decorator;

-	}

-

-}

+/*******************************************************************************
+ * Copyright (c) 2011, 2012 Wind River Systems, Inc. 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.ui.views.internal.quickfilter;
+
+import org.eclipse.core.expressions.PropertyTester;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.tcf.te.core.interfaces.IFilterable;
+import org.eclipse.tcf.te.ui.views.editor.Editor;
+import org.eclipse.ui.forms.editor.IFormPage;
+
+/**
+ * The tester to test if the current editor page is filterable.
+ *
+ */
+public class EditorQuickFilterTester extends PropertyTester {
+
+	public EditorQuickFilterTester() {
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
+	 */
+	@Override
+	public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
+		if (receiver instanceof Editor && "isEditorFilterable".equals(property)) { //$NON-NLS-1$
+			Editor editor = (Editor) receiver;
+			IFormPage page = editor.getActivePageInstance();
+			if (page != null) {
+				TreeViewer viewer = (TreeViewer) page.getAdapter(TreeViewer.class);
+				if (viewer != null) {
+					Object input = viewer.getInput();
+					return adaptFilterable(input) != null;
+				}
+			}
+		}
+		return false;
+	}
+
+	private IFilterable adaptFilterable(Object element) {
+		IFilterable decorator = null;
+		if (element instanceof IFilterable) {
+			decorator = (IFilterable) element;
+		}
+		if (decorator == null && element instanceof IAdaptable) {
+			decorator = (IFilterable) ((IAdaptable) element).getAdapter(IFilterable.class);
+		}
+		if (decorator == null && element != null) {
+			decorator = (IFilterable) Platform.getAdapterManager()
+			                .getAdapter(element, IFilterable.class);
+		}
+		return decorator;
+	}
+
+}