com.espertech.esper.example.transaction.sim.PrinterOutputStream.java Source code

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Here is the source code for com.espertech.esper.example.transaction.sim.PrinterOutputStream.java

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/**************************************************************************************
 * Copyright (C) 2008 EsperTech, Inc. All rights reserved.                            *
 * http://esper.codehaus.org                                                          *
 * http://www.espertech.com                                                           *
 * ---------------------------------------------------------------------------------- *
 * The software in this package is published under the terms of the GPL license       *
 * a copy of which has been included with this distribution in the license.txt file.  *
 **************************************************************************************/
package com.espertech.esper.example.transaction.sim;

import com.espertech.esper.example.transaction.TxnEventBase;

import java.io.IOException;
import java.io.PrintStream;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/** Subclass to output events in your preferred format.
 *
 * @author Hans Gilde
 */
public class PrinterOutputStream implements OutputStream {
    private PrintStream os;

    public PrinterOutputStream(PrintStream os) {
        this.os = os;
    }

    public void output(List<TxnEventBase> bucket) throws IOException {
        log.info(".output Start of bucket, " + bucket.size() + " items");
        for (TxnEventBase theEvent : bucket) {
            os.println(theEvent.toString());
        }
        log.info(".output End of bucket");
    }

    private static final Log log = LogFactory.getLog(PrinterOutputStream.class);
}