1 files changed, 56 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.core/src/org/eclipse/equinox/prov/core/helpers/Utils.java b/bundles/org.eclipse.equinox.p2.core/src/org/eclipse/equinox/prov/core/helpers/Utils.java
new file mode 100644
index 000000000..02c1c7ede
--- /dev/null
+++ b/bundles/org.eclipse.equinox.p2.core/src/org/eclipse/equinox/prov/core/helpers/Utils.java
@@ -0,0 +1,56 @@
+/*******************************************************************************
+ * Copyright (c) 2007 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.equinox.prov.core.helpers;
+
+import java.io.File;
+import java.net.URL;
+
+public class Utils {
+	/*
+	 * Compares two URL for equality
+	 * Return false if one of them is null
+	 */
+	public static boolean sameURL(URL url1, URL url2) {
+
+		if (url1 == null || url2 == null)
+			return false;
+		if (url1 == url2)
+			return true;
+		if (url1.equals(url2))
+			return true;
+
+		// check if URL are file: URL as we may
+		// have 2 URL pointing to the same featureReference
+		// but with different representation
+		// (i.e. file:/C;/ and file:C:/)
+		if (!"file".equalsIgnoreCase(url1.getProtocol())) //$NON-NLS-1$
+			return false;
+		if (!"file".equalsIgnoreCase(url2.getProtocol())) //$NON-NLS-1$
+			return false;
+
+		File file1 = getFileFor(url1);//new File(url1.getFile());
+		File file2 = getFileFor(url2);
+
+		if (file1 == null)
+			return false;
+
+		return (file1.equals(file2));
+	}
+
+	/*
+	 * Method getFileFor.
+	 * @param url1
+	 * @return File
+	 */
+	private static File getFileFor(URL url1) {
+		return new File(url1.getFile());
+	}
+}