com.github.jrrdev.mantisbtsync.core.jobs.issues.readers.OpenIssuesReader.java Source code

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Here is the source code for com.github.jrrdev.mantisbtsync.core.jobs.issues.readers.OpenIssuesReader.java

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/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2016 Jrard Devarulrajah
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.github.jrrdev.mantisbtsync.core.jobs.issues.readers;

import java.math.BigInteger;
import java.util.Calendar;
import java.util.Date;

import org.apache.axis.transport.http.HTTPConstants;
import org.springframework.batch.item.NonTransientResourceException;
import org.springframework.batch.item.ParseException;
import org.springframework.batch.item.UnexpectedInputException;
import org.springframework.util.Assert;

import biz.futureware.mantis.rpc.soap.client.IssueData;

/**
 * Read all issues that are still open in the given project and that was
 * updated since a given datetime (that should be the last succesful sync).
 * Call mc_project_get_issues WS operation.
 *
 * @author jrrdev
 *
 */
public class OpenIssuesReader extends AbstractIssuesReader {

    /**
     * Current page in the WS call.
     */
    private int currentPage = 0;

    /**
     * Index of the last read item.
     */
    private int i = -1;

    /**
     * Results array got from the WS.
     */
    private IssueData[] items;

    /**
     * Page size.
     */
    private static final BigInteger PAGE_SIZE = BigInteger.valueOf(20);

    /**
     * Last successful sync.
     */
    private Calendar lastJobRun = null;

    /**
     * {@inheritDoc}
     * @see org.springframework.batch.item.ItemReader#read()
     */
    @Override
    public IssueData read()
            throws Exception, UnexpectedInputException, ParseException, NonTransientResourceException {

        Assert.notNull(getClientStub());

        // If auth manager is set, try to get the cookie
        if (getAuthManager() != null && getAuthManager().getAuthCookie() != null) {
            getClientStub()._setProperty(HTTPConstants.HEADER_COOKIE, getAuthManager().getAuthCookie());
        }

        if (i < 0 || i >= (items.length - 1)) {
            currentPage++;
            i = -1;
            items = getClientStub().mc_project_get_issues(getUserName(), getPassword(), getProjectId(),
                    BigInteger.valueOf(currentPage), PAGE_SIZE);
        }

        i++;
        if (items != null && i < items.length) {
            final IssueData item = items[i];

            if (item != null && (lastJobRun == null || item.getLast_updated() == null
                    || item.getLast_updated().after(lastJobRun))) {

                return item;

            } else {
                items = null;
                return null;
            }
        } else {
            items = null;
            return null;
        }
    }

    /**
     * @return the lastJobRun
     */
    public Calendar getLastJobRun() {
        return lastJobRun;
    }

    /**
     * @param pLastJobRun the lastJobRun to set
     */
    public void setLastJobRun(final Date pLastJobRun) {
        if (pLastJobRun != null) {
            lastJobRun = Calendar.getInstance();
            lastJobRun.setTime(pLastJobRun);
        } else {
            lastJobRun = null;
        }
    }
}