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/*******************************************************************************
* Copyright (c) 2005, 2007 committers of openArchitectureWare 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:
* committers of openArchitectureWare - initial API and implementation
*******************************************************************************/
package org.eclipse.internal.xpand2;
import org.eclipse.internal.xtend.expression.parser.SyntaxConstants;
/**
* Xpand utility class. Contains static helper methods and constants.
* @author Sven Efftinge (http://www.efftinge.de) *
*/
public final class XpandUtil {
private static final String SLASH = "/";
public static final String NS_DELIM = SyntaxConstants.NS_DELIM;
public static final String TEMPLATE_EXTENSION = "xpt";
public final static String getJavaResourceName(final String fqn) {
return fqn.replaceAll(NS_DELIM, SLASH) + "." + TEMPLATE_EXTENSION;
}
/**
* Returns the name without its last segment.
* @param fqn Qualified name (foo::bar).
* @return <tt>fqn</tt> without the last segment. Returns <tt>null</tt> if <tt>fqn</tt> is null
* or the name does not contain a qualifier ('::').
*/
public static String withoutLastSegment(final String fqn) {
if (fqn == null || fqn.lastIndexOf(SyntaxConstants.NS_DELIM) == -1)
return null;
return fqn.substring(0, fqn.lastIndexOf(SyntaxConstants.NS_DELIM));
}
/**
* Returns the last segment of a qualified name.
* @param fqn Qualified name (foo::bar).
* @return The last segment of <tt>fqn</tt>. Returns <tt>null</tt> if <tt>fqn</tt> is null.
* Returns <tt>fqn</tt> if the name does not contain a qualifier ('::').
*/
public static String getLastSegment(final String fqn) {
if (fqn == null || fqn.lastIndexOf(SyntaxConstants.NS_DELIM) == -1)
return fqn;
return fqn.substring(fqn.lastIndexOf(SyntaxConstants.NS_DELIM) + SyntaxConstants.NS_DELIM.length());
}
}
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