/*
 * 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.camel.component.scp;

import java.util.Map;

import org.apache.camel.CamelContext;
import org.apache.camel.component.file.GenericFileExclusiveReadLockStrategy;
import org.apache.camel.component.file.GenericFileProcessStrategy;
import org.apache.camel.component.file.GenericFileProcessStrategyFactory;
import org.apache.camel.component.file.strategy.GenericFileNoOpProcessStrategy;

public class ScpProcessStrategyFactory implements GenericFileProcessStrategyFactory<ScpFile> {

    @SuppressWarnings("unchecked")
    public GenericFileProcessStrategy<ScpFile> createGenericFileProcessStrategy(
            CamelContext context, Map<String, Object> params) {
        // default strategy will do nothing
        GenericFileNoOpProcessStrategy<ScpFile> strategy = new GenericFileNoOpProcessStrategy<>();
        strategy.setExclusiveReadLockStrategy(getExclusiveReadLockStrategy(params));
        return strategy;
    }

    @SuppressWarnings({ "unchecked" })
    private static GenericFileExclusiveReadLockStrategy<ScpFile> getExclusiveReadLockStrategy(Map<String, Object> params) {
        GenericFileExclusiveReadLockStrategy<ScpFile> strategy
                = (GenericFileExclusiveReadLockStrategy<ScpFile>) params.get("exclusiveReadLockStrategy");
        if (strategy != null) {
            return strategy;
        }
        return null;
    }

}
