/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.apache.jackrabbit.spi.commons.namespace; import javax.jcr.NamespaceException; /** * Interface for resolving namespace URIs and prefixes. Unlike the JCR * {@link javax.jcr.NamespaceRegistry} interface, this interface contains * no functionality other than the basic namespace URI and prefix resolution * methods. This interface is therefore used internally in many places where * the full namespace registry is either not available or some other mechanism * is used for resolving namespaces. */ public interface NamespaceResolver { /** * Returns the URI to which the given prefix is mapped. * * @param prefix namespace prefix * @return the namespace URI to which the given prefix is mapped. * @throws NamespaceException if the prefix is unknown. */ String getURI(String prefix) throws NamespaceException; /** * Returns the prefix which is mapped to the given URI. * * @param uri namespace URI * @return the prefix mapped to the given URI. * @throws NamespaceException if the URI is unknown. */ String getPrefix(String uri) throws NamespaceException; }