org.semanticweb.owlapi.model.PrefixManager Maven / Gradle / Ivy
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/* This file is part of the OWL API.
* The contents of this file are subject to the LGPL License, Version 3.0.
* Copyright 2014, The University of Manchester
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.
*
* Alternatively, the contents of this file may be used under the terms of the Apache License, Version 2.0 in which case, the provisions of the Apache License Version 2.0 are applicable instead of those above.
* 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.semanticweb.owlapi.model;
import static org.semanticweb.owlapi.util.OWLAPIStreamUtils.asSet;
import java.io.Serializable;
import java.util.Map;
import java.util.Set;
import java.util.stream.Stream;
import javax.annotation.Nullable;
import org.semanticweb.owlapi.util.StringComparator;
/**
* A prefix manager than can provide prefixes for prefix names.
*
* @author Matthew Horridge, The University Of Manchester, Information Management Group
* @since 2.2.0
*/
public interface PrefixManager extends Serializable {
/**
* @return the prefix comparator currently used by the prefix manager
*/
StringComparator getPrefixComparator();
/**
* @param comparator the comparator to use
*/
void setPrefixComparator(StringComparator comparator);
/**
* Gets the default prefix. The default prefix is denoted by the prefix name ":"
*
* @return The default prefix, or {@code null} if there is no default prefix.
*/
@Nullable
String getDefaultPrefix();
/**
* Sets the default namespace. This will also bind the prefix name ":" to this prefix
*
* @param defaultPrefix The namespace to be used as the default namespace. Note that the value
* may be {@code null} in order to clear the default namespace.
*/
void setDefaultPrefix(@Nullable String defaultPrefix);
/**
* Determines if this manager knows about a given prefix name and it contains a (non-null)
* mapping for the prefix.
*
* @param prefixName The prefix name to be tested for.
* @return {@code true} if the manager knows about this prefix and there is a non-null mapping
* for this prefix.
*/
boolean containsPrefixMapping(String prefixName);
/**
* Gets the prefix that is bound to a particular prefix name. Note that specifying ":"
* corresponds to requesting the default prefix and will return the same result as a call to the
* {@code getDefaultPrefix()} method.
*
* @param prefixName The prefix name. A string that represents a prefix name of the prefix to be
* retrieved. Note that specifying ":" is the same as asking for the default prefix (see
* the getDefaultPrefix() method).
* @return The prefix, or {@code null} if there is no prefix name bound to this prefix, or the
* prefix name doesn't exist.
*/
@Nullable
String getPrefix(String prefixName);
/**
* Gets a map that maps prefix names to prefixes.
*
* @return The map of prefix names to prefixes. Note that modifying the contents of this map
* will not change the prefix name - prefix mappings
*/
Map getPrefixName2PrefixMap();
/**
* Gets the URI for a given prefix IRI. The prefix IRI must have a prefix name that is
* registered with this manager, or a runtime exception will be thrown.
*
* @param prefixIRI The Prefix IRI
* @return The full IRI.
* @throws OWLRuntimeException if the prefix name of the prefix IRI doesn't have a corresponding
* prefix managed by this manager.
*/
IRI getIRI(String prefixIRI);
/**
* Gets the prefix IRI given a IRI (URI).
*
* @param iri The IRI whose prefix it to be retrieved
* @return The prefix IRI for this IRI, or {@code null} if a prefix IRI cannot be generated.
*/
@Nullable
String getPrefixIRI(IRI iri);
/**
* Gets the prefix IRI given a IRI (URI). Does not restrict the response to be a QName
*
* @param iri The IRI whose prefix it to be retrieved
* @return The prefix IRI for this IRI, or {@code null} if a prefix IRI cannot be generated.
*/
@Nullable
String getPrefixIRIIgnoreQName(IRI iri);
/**
* Gets the prefix names that have a mapping in this prefix manager.
*
* @return The prefix names as a set of strings. The set that is returned is a copy;
* modifications to the returned set will not be reflected in this object.
*/
default Set getPrefixNames() {
return asSet(prefixNames());
}
/**
* Gets the prefix names that have a mapping in this prefix manager.
*
* @return The prefix names as a set of strings.
*/
Stream prefixNames();
/**
* Adds a prefix name to prefix mapping.
*
* @param prefixName name The prefix name (must end with a colon)
* @param prefix The prefix.
*/
void setPrefix(String prefixName, String prefix);
/**
* Copies the prefix from another prefix manager into this one.
*
* @param from The manager that the prefixes should be copied from
*/
void copyPrefixesFrom(PrefixManager from);
/**
* Copies the prefix from another prefix manager into this one.
*
* @param from The map containing the prefixes
*/
void copyPrefixesFrom(Map from);
/**
* Removes a previously registered prefix namespace mapping.
*
* @param namespace The namespace to be removed.
*/
void unregisterNamespace(String namespace);
/**
* Clear the map.
*/
void clear();
}