SimpleItemProcessor.java

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package com.oracle.javaee7.samples.batch.chunk;

import javax.inject.Inject;


@javax.inject.Named("SimpleItemProcessor")
public class SimpleItemProcessor
    implements javax.batch.api.chunk.ItemProcessor {

//    @Inject
//    IdGenerator idGen;
    
    @Override
    public String processItem(Object obj) throws Exception {
	String t = (String) obj;
        String[] record = t.split(", ");
        
    //EMP-ID, MONTH-YEAR, SALARY, TAX%, MEDICARE%, OTHER
        int salary = Integer.valueOf(record[2]);
        double tax = Double.valueOf(record[3]);
        double mediCare = Double.valueOf(record[4]);
        StringBuilder sb = new StringBuilder(t);
        sb.append(", ").append(salary * tax / 100);
        sb.append(", ").append(salary * mediCare / 100);
        sb.append(", ").append(salary - (salary * tax / 100) - (salary * mediCare / 100));
        return  sb.toString();
    }
    
}