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/*******************************************************************************
* Copyright (c) 2005, 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 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.ws.internal.explorer.platform.util;
import java.util.Locale;
import org.eclipse.core.runtime.Platform;
public final class DirUtils
{
public static boolean isRTL()
{
return "rtl".equals(getDir());
}
public static String getDir()
{
String rtl = "rtl";
String ltr = "ltr";
// from system property
String orientation = System.getProperty("eclipse.orientation"); //$NON-NLS-1$
if (rtl.equals(orientation)) //$NON-NLS-1$
return rtl;
else if (ltr.equals(orientation)) //$NON-NLS-1$
return ltr;
// from command line
String[] args = Platform.getCommandLineArgs();
for (int i = 0; i < args.length; i++)
{
if ("-dir".equalsIgnoreCase(args[i])) //$NON-NLS-1$
{
if ((i + 1) < args.length && "rtl".equalsIgnoreCase(args[i + 1])) //$NON-NLS-1$
{
return rtl;
}
return ltr;
}
}
// Check if the user property is set. If not do not
// rely on the vm.
if (System.getProperty("osgi.nl.user") == null) //$NON-NLS-1$
return ltr;
// guess from default locale
String locale = Platform.getNL();
if (locale == null)
{
locale = Locale.getDefault().toString();
}
if (locale.startsWith("ar") || locale.startsWith("fa") //$NON-NLS-1$//$NON-NLS-2$
|| locale.startsWith("he") || locale.startsWith("iw") //$NON-NLS-1$//$NON-NLS-2$
|| locale.startsWith("ur")) //$NON-NLS-1$
{
return rtl;
}
return ltr;
}
}
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