org.databene.jdbacl.identity.IdentityProvider Maven / Gradle / Ivy
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jdbacl stands for 'Java DataBase ACcess Layer' and provides utilities for accessing JDBC databases from
Java programs, retrieving meta information in an object model and querying database data.
/*
* (c) Copyright 2010 by Volker Bergmann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted under the terms of the
* GNU General Public License (GPL).
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
* REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
* HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package org.databene.jdbacl.identity;
import org.databene.commons.ObjectNotFoundException;
import org.databene.commons.collection.OrderedNameMap;
/**
* Manages {@link IdentityModel}s.
* Created: 10.12.2010 20:10:15
* @since 0.6.8
* @author Volker Bergmann
*/
public class IdentityProvider {
private OrderedNameMap identities = OrderedNameMap.createCaseIgnorantMap();
public IdentityModel getIdentity(String tableName) {
return getIdentity(tableName, true);
}
public IdentityModel getIdentity(String tableName, boolean required) {
IdentityModel result = identities.get(tableName);
if (required && (result == null || result instanceof NoIdentity))
throw new ObjectNotFoundException("No identity defined for table '" + tableName + "'");
return result;
}
public void registerIdentity(IdentityModel identity, String tableName) {
identities.put(tableName, identity);
}
}