/*
 * Copyright (c) 2010-2013 Evolveum
 *
 * Licensed 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 com.evolveum.midpoint.test.util;

import java.io.File;
import java.io.IOException;
import java.util.Collection;

import com.evolveum.midpoint.prism.query.ObjectQuery;
import com.evolveum.midpoint.prism.util.PrismTestUtil;
import com.evolveum.midpoint.schema.GetOperationOptions;
import com.evolveum.midpoint.schema.ResultHandler;
import com.evolveum.midpoint.schema.SelectorOptions;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.util.ObjectResolver;
import com.evolveum.midpoint.util.exception.CommunicationException;
import com.evolveum.midpoint.util.exception.ConfigurationException;
import com.evolveum.midpoint.util.exception.ObjectNotFoundException;
import com.evolveum.midpoint.util.exception.SchemaException;
import com.evolveum.midpoint.util.exception.SecurityViolationException;
import com.evolveum.midpoint.util.exception.SystemException;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectReferenceType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectType;

/**
 * @author semancik
 *
 */
public class DirectoryFileObjectResolver implements ObjectResolver {

	private File directory;
	
	public DirectoryFileObjectResolver(File directory) {
		super();
		this.directory = directory;
	}

	@Override
	public <T extends ObjectType> T resolve(ObjectReferenceType ref, Class<T> expectedType,
											Collection<SelectorOptions<GetOperationOptions>> options, String contextDescription,
											Object task, OperationResult result) throws ObjectNotFoundException, SchemaException {
		File file = new File( directory, oidToFilename(ref.getOid()));
		if (file.exists()) {
			try {
				return (T)PrismTestUtil.parseObject(file).asObjectable();
			} catch (IOException e) {
				throw new SystemException(e.getMessage(), e);
			}
		} else {
			throw new ObjectNotFoundException("Object "+ref.getOid()+" does not exists");
		}
	}
	
	private String oidToFilename(String oid) {
		return oid+".xml";
	}

	@Override
	public <O extends ObjectType> void searchIterative(Class<O> type, ObjectQuery query,
													   Collection<SelectorOptions<GetOperationOptions>> options, ResultHandler<O> handler,
													   Object task, OperationResult parentResult) throws SchemaException, ObjectNotFoundException,
			CommunicationException, ConfigurationException, SecurityViolationException {
		throw new UnsupportedOperationException();
	}


}