com.npower.unicom.sync.SyncResultWriter.java Source code

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Here is the source code for com.npower.unicom.sync.SyncResultWriter.java

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/**
 * $Header: /home/master/nWave-DM-Common/src/com/npower/unicom/sync/SyncResultWriter.java,v 1.3 2008/11/18 08:16:47 zhao Exp $
 * $Revision: 1.3 $
 * $Date: 2008/11/18 08:16:47 $
 *
 * ===============================================================================================
 * License, Version 1.1
 *
 * Copyright (c) 1994-2008 NPower Network Software Ltd.  All rights reserved.
 *
 * This SOURCE CODE FILE, which has been provided by NPower as part
 * of a NPower product for use ONLY by licensed users of the product,
 * includes CONFIDENTIAL and PROPRIETARY information of NPower.
 *
 * USE OF THIS SOFTWARE IS GOVERNED BY THE TERMS AND CONDITIONS
 * OF THE LICENSE STATEMENT AND LIMITED WARRANTY FURNISHED WITH
 * THE PRODUCT.
 *
 * IN PARTICULAR, YOU WILL INDEMNIFY AND HOLD NPower, ITS RELATED
 * COMPANIES AND ITS SUPPLIERS, HARMLESS FROM AND AGAINST ANY CLAIMS
 * OR LIABILITIES ARISING OUT OF THE USE, REPRODUCTION, OR DISTRIBUTION
 * OF YOUR PROGRAMS, INCLUDING ANY CLAIMS OR LIABILITIES ARISING OUT OF
 * OR RESULTING FROM THE USE, MODIFICATION, OR DISTRIBUTION OF PROGRAMS
 * OR FILES CREATED FROM, BASED ON, AND/OR DERIVED FROM THIS SOURCE
 * CODE FILE.
 * ===============================================================================================
 */
package com.npower.unicom.sync;

import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * @author Zhao DongLu
 * @version $Revision: 1.3 $ $Date: 2008/11/18 08:16:47 $
 */
public class SyncResultWriter {
    private static Log log = LogFactory.getLog(SyncResultWriter.class);

    private static final String SUCCESS_FLAG = "0";
    private static final String SUB_DIR_FOR_RIGHT = "right";
    private static final String SUB_DIR_FOR_BAD = "bad";
    private static final String SUB_DIR_FOR_SEMI_WRONG = "semiwrong";

    private int totalRecords = 0;
    private int errorRecords = 0;
    private int successRecords = 0;

    /**
     * Request File Object.
     */
    private File requestFile;

    private File bodyFile;

    private Writer bodyWriter;
    private File responseDir;

    /**
     * 
     * @param requestFile
     *         
     * @param responseDir
     *        , right, badsemiwrong
     */
    public SyncResultWriter(File requestFile, File responseDir) {
        super();
        this.requestFile = requestFile;
        this.responseDir = responseDir;
    }

    /**
     * Writer, 
     * @throws IOException
     */
    public void open() throws IOException {
        bodyFile = File.createTempFile("otas_sync_error", "body");
        bodyWriter = new FileWriter(bodyFile);
        if (log.isDebugEnabled()) {
            log.debug("open reponse body file: " + this.bodyFile.getAbsolutePath());
        }
    }

    /**
     * Writer
     * @throws IOException
     */
    public void close() throws IOException {
        this.bodyWriter.close();

        File outputFile = null;

        // 
        String requestFilename = this.requestFile.getName();
        String reponseFilename = requestFilename.substring(0, requestFilename.length() - ".req".length()) + ".res";
        if (this.totalRecords == this.successRecords) {
            // 
            File outputDir = new File(this.responseDir, SUB_DIR_FOR_RIGHT);
            if (!outputDir.exists()) {
                log.info("create directory: " + outputDir.getAbsolutePath());
                outputDir.mkdirs();
            }
            outputFile = new File(outputDir, reponseFilename);
        } else if (this.totalRecords == this.errorRecords) {
            // 
            File outputDir = new File(this.responseDir, SUB_DIR_FOR_BAD);
            if (!outputDir.exists()) {
                log.info("create directory: " + outputDir.getAbsolutePath());
                outputDir.mkdirs();
            }
            outputFile = new File(outputDir, reponseFilename);
        } else {
            // 
            File outputDir = new File(this.responseDir, SUB_DIR_FOR_SEMI_WRONG);
            outputFile = new File(outputDir, reponseFilename);
            if (!outputDir.exists()) {
                log.info("create directory: " + outputDir.getAbsolutePath());
                outputDir.mkdirs();
            }
        }

        log.info("output reponse file: " + outputFile.getAbsolutePath());

        // 
        SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmmss");
        RequestHeader header = RequestHeader.parseHeaderInfo(this.requestFile);
        Writer writer = new FileWriter(outputFile);
        writer.write(header.getSerialNumber());
        writer.write('\t');
        writer.write(header.getVersion());
        writer.write('\t');
        writer.write(format.format(new Date()));
        writer.write('\t');
        writer.write("");
        writer.write('\t');
        writer.write(this.totalRecords);
        writer.write('\t');
        writer.write(this.successRecords);
        writer.write('\t');
        writer.write('\n');

        if (this.totalRecords != this.successRecords && this.totalRecords != this.errorRecords) {
            // 
            FileReader in = new FileReader(this.bodyFile);
            char[] buf = new char[512];
            int len = in.read(buf);
            while (len > 0) {
                writer.write(buf, 0, len);
                len = in.read(buf);
            }
            in.close();
        }

        writer.close();
    }

    /**
     * Item
     * @param item
     * @throws IOException
     */
    public void write(SyncItem item, String errorCode) throws IOException {
        if (item == null) {
            return;
        }
        this.totalRecords++;
        if (SUCCESS_FLAG.equals(errorCode)) {
            this.successRecords++;
        } else {
            this.errorRecords++;
            // 
            this.bodyWriter.write(item.getId());
            this.bodyWriter.write('\t');
            this.bodyWriter.write(errorCode);
            this.bodyWriter.write('\n');
        }
    }

}