| /* |
| 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.wiki; |
| |
| import org.apache.wiki.api.core.Engine; |
| import org.apache.wiki.api.exceptions.NoRequiredPropertyException; |
| |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| |
| /** |
| * A generic Wiki provider for all sorts of things that the Wiki can store. |
| * |
| * @since 2.0 |
| */ |
| public interface WikiProvider { |
| |
| /** Passing this to any method should get the latest version */ |
| int LATEST_VERSION = -1; |
| |
| /** |
| * Initializes the page provider. |
| * |
| * @param engine Engine to own this provider |
| * @param properties A set of properties used to initialize this provider |
| * @throws NoRequiredPropertyException If the provider needs a property which is not found in the property set |
| * @throws IOException If there is an IO problem |
| */ |
| void initialize( Engine engine, Properties properties ) throws NoRequiredPropertyException, IOException; |
| |
| /** |
| * Return a valid HTML string for information. May be anything. |
| * @since 1.6.4 |
| * @return A string describing the provider. |
| */ |
| String getProviderInfo(); |
| |
| } |
| |
| |