/*
* Copyright 2006-2014 the original author or authors.
*
* 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 org.springframework.batch.sample.iosample.internal;
import org.springframework.batch.item.file.transform.LineAggregator;
import org.springframework.batch.sample.domain.trade.CustomerCredit;
import org.springframework.batch.sample.domain.trade.Trade;
/**
* @author Dan Garrette
* @since 2.0
*/
public class DelegatingTradeLineAggregator implements LineAggregator<Object> {
private LineAggregator<Trade> tradeLineAggregator;
private LineAggregator<CustomerCredit> customerLineAggregator;
@Override
public String aggregate(Object item) {
if (item instanceof Trade) {
return this.tradeLineAggregator.aggregate((Trade) item);
}
else if (item instanceof CustomerCredit) {
return this.customerLineAggregator.aggregate((CustomerCredit) item);
}
else {
throw new RuntimeException();
}
}
public void setTradeLineAggregator(LineAggregator<Trade> tradeLineAggregator) {
this.tradeLineAggregator = tradeLineAggregator;
}
public void setCustomerLineAggregator(LineAggregator<CustomerCredit> customerLineAggregator) {
this.customerLineAggregator = customerLineAggregator;
}
}