| /* |
| * 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.opennlp.corpus_server.store; |
| |
| import java.io.IOException; |
| import java.util.Set; |
| |
| /** |
| * The Corpora Store is the central storage which manages the corpora. |
| */ |
| public interface CorporaStore { |
| |
| void addCorpusChangeListener(CorporaChangeListener listener); |
| |
| void removeCorpusChangeListener(CorporaChangeListener listener); |
| |
| /** |
| * Initializes the corpora store. Must be called before any other method |
| * of the store is called. |
| */ |
| void initialize() throws IOException; |
| |
| /** |
| * Creates a new corpus. |
| * <p> |
| * To create a corpus a unique name must be provided to refer to it |
| * and a type system to enforce that all CASes are compliant. |
| * |
| * @param corpusName |
| * @param typeSystemBytes |
| * @param indexMapping |
| */ |
| void createCorpus(String corpusName, byte typeSystemBytes[], |
| byte indexMapping[]) throws IOException; |
| |
| Set<String> getCorpusIds() throws IOException; |
| |
| /** |
| * Retrieves a corpus of the given name from the store. |
| * |
| * @param corpusId the name of the corpus to retrieve |
| * |
| * @return the corpus or null if it does not exist |
| */ |
| CorpusStore getCorpus(String corpusId) throws IOException; |
| |
| /** |
| * Drops the corpus. All data will be removed permanently. |
| * |
| * @param corpusId |
| * @throws IOException |
| */ |
| void dropCorpus(String corpusId) throws IOException; |
| |
| /** |
| * Indicates that the store will no longer be used and no more |
| * methods will be called. |
| */ |
| void shutdown() throws IOException; |
| } |