| /* |
| * 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.openjpa.slice; |
| |
| import java.util.Collections; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.openjpa.conf.OpenJPAProductDerivation; |
| import org.apache.openjpa.lib.conf.AbstractProductDerivation; |
| import org.apache.openjpa.slice.jdbc.DistributedJDBCBrokerFactory; |
| |
| /** |
| * Derives configuration for Slice. |
| * Introduces a specialized BrokerFactory aliased as <code>slice</code>. |
| * All Slice specific configuration is prefixed as |
| * <code>openjpa.slice.*.*</code> |
| * |
| * @author Pinaki Poddar |
| * |
| */ |
| public class ProductDerivation extends AbstractProductDerivation implements |
| OpenJPAProductDerivation { |
| /** |
| * Prefix for all Slice-specific configuration properties. |
| */ |
| public static final String PREFIX_SLICE = "openjpa.slice"; |
| |
| /** |
| * Hint key <code>openjpa.hint.slice.Target </code> to specify a subset of |
| * slices for query. The value corresponding to the key is comma-separated |
| * list of slice identifiers. |
| * |
| */ |
| public static final String HINT_TARGET = "openjpa.hint.slice.Target"; |
| |
| @SuppressWarnings("unchecked") |
| public void putBrokerFactoryAliases(Map m) { |
| m.put("slice", DistributedJDBCBrokerFactory.class.getName()); |
| } |
| |
| public String getConfigurationPrefix() { |
| return PREFIX_SLICE; |
| } |
| |
| public int getType() { |
| return TYPE_STORE; |
| } |
| |
| public Set<String> getSupportedQueryHints() { |
| return Collections.singleton(HINT_TARGET); |
| } |
| } |