/*
* $Header: /cvsroot/eclipse/org.eclipse.osgi/osgi/src/org/osgi/framework/FrameworkUtil.java,v 1.8 2007/02/26 16:37:21 twatson Exp $
*
* Copyright (c) OSGi Alliance (2005, 2007). All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.osgi.framework;
import org.eclipse.osgi.framework.internal.core.FilterImpl;
/**
* Framework Utility class.
*
* <p>
* This class contains utility methods which access Framework functions that may
* be useful to bundles.
*
* @since 1.3
* @ThreadSafe
* @version $Revision: 1.8 $
*/
public class FrameworkUtil {
/*
* NOTE: A framework implementor may also choose to replace this class in
* their distribution with a class that directly interfaces with the
* framework implementation.
*/
/**
* FrameworkUtil objects may not be constructed.
*/
private FrameworkUtil() {}
/**
* Creates a <code>Filter</code> object. This <code>Filter</code> object
* may be used to match a <code>ServiceReference</code> object or a
* <code>Dictionary</code> object.
*
* <p>
* If the filter cannot be parsed, an {@link InvalidSyntaxException} will be
* thrown with a human readable message where the filter became unparsable.
*
* @param filter The filter string.
* @return A <code>Filter</code> object encapsulating the filter string.
* @throws InvalidSyntaxException If <code>filter</code> contains an
* invalid filter string that cannot be parsed.
* @throws NullPointerException If <code>filter</code> is null.
*
* @see Filter
*/
public static Filter createFilter(String filter)
throws InvalidSyntaxException {
return new FilterImpl(filter);
}
}