org.apache.openjpa.slice.ProductDerivation Maven / Gradle / Ivy
/*
* 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 slice.
* All Slice specific configuration is prefixed as
* openjpa.slice.*.*
*
* @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 openjpa.hint.slice.Target 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 getSupportedQueryHints() {
return Collections.singleton(HINT_TARGET);
}
}