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/*******************************************************************************
* ============LICENSE_START==================================================
* * org.onap.dmaap
* * ===========================================================================
* * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* * ===========================================================================
* * 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.
* * ============LICENSE_END====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package com.att.research.datarouter.reports;
import java.lang.reflect.Constructor;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;
/**
* This class provides a CLI to generate any of the reports defined in this package.
*
* @author Robert P. Eby
* @version $Id: Report.java,v 1.2 2013/11/06 16:23:55 eby Exp $
*/
public class Report {
/**
* Generate .csv report files from the database. Usage:
* <pre>
* java com.att.research.datarouter.reports.Report [ -t <i>type</i> ] [ -o <i>outfile</i> ] [ <i>fromdate</i> [ <i>todate</i> ]]
* </pre>
* <i>type</i> should be <b>volume</b> for a {@link VolumeReport},
* <b>feed</b> for a {@link FeedReport},
* <b>latency</b> for a {@link LatencyReport}, or
* <b>dailyLatency</b> for a {@link DailyLatencyReport}.
* If <i>outfile</i> is not specified, the report goes into a file <i>/tmp/nnnnnnnnnnnnn.csv</i>,
* where nnnnnnnnnnnnn is the current time in milliseconds.
* If <i>from</i> and <i>to</i> are not specified, then the report is limited to the last weeks worth of data.
* <i>from</i> can be the keyword <b>ALL</b> to specify all data in the DB, or the keyword <b>yesterday</b>.
* Otherwise, <i>from</i> and <i>to</i> should match the pattern YYYY-MM-DD.
* @param args the command line arguments
*/
public static void main(String[] args) {
ReportBase report = new VolumeReport();
String outfile = "/tmp/" + System.currentTimeMillis() + ".csv";
String from = null, to = null;
for (int i = 0; i < args.length; i++) {
if (args[i].equals("-?")) {
System.err.println("usage: java com.att.research.datarouter.reports.Report [ -t <i>type</i> ] [ -o <i>outfile</i> ] [ <i>fromdate</i> [ <i>todate</i> ]]");
System.exit(0);
} else if (args[i].equals("-o")) {
if (++i < args.length) {
outfile = args[i];
}
} else if (args[i].equals("-t")) {
if (++i < args.length) {
String base = args[i];
base = Character.toUpperCase(base.charAt(0)) + base.substring(1);
base = "com.att.research.datarouter.reports."+base+"Report";
try {
@SuppressWarnings("unchecked")
Class<? extends ReportBase> cl = (Class<? extends ReportBase>) Class.forName(base);
Constructor<? extends ReportBase> con = cl.getConstructor();
report = con.newInstance();
} catch (Exception e) {
System.err.println("Unknown report type: "+args[i]);
System.exit(1);
}
}
} else if (from == null) {
from = args[i];
} else {
to = args[i];
}
}
long lfrom = 0, lto = 0;
if (from == null) {
// last 7 days
TimeZone utc = TimeZone.getTimeZone("UTC");
Calendar cal = new GregorianCalendar(utc);
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
lfrom = cal.getTimeInMillis() - (7 * 24 * 60 * 60 * 1000L); // 1 week
lto = cal.getTimeInMillis() - 1;
} else if (to == null) {
try {
String[] dates = getDates(from);
lfrom = Long.parseLong(dates[0]);
lto = Long.parseLong(dates[1]);
} catch (Exception e) {
System.err.println("Invalid date: "+from);
System.exit(1);
}
} else {
String[] dates;
try {
dates = getDates(from);
lfrom = Long.parseLong(dates[0]);
} catch (Exception e) {
System.err.println("Invalid date: "+from);
System.exit(1);
}
try {
dates = getDates(to);
lto = Long.parseLong(dates[0]);
} catch (Exception e) {
System.err.println("Invalid date: "+to);
System.exit(1);
}
}
report.setFrom(lfrom);
report.setTo(lto);
report.setOutputFile(outfile);
report.run();
}
private static String[] getDates(String d) throws Exception {
if (d.equals("ALL"))
return new String[] { "1", ""+System.currentTimeMillis() };
TimeZone utc = TimeZone.getTimeZone("UTC");
Calendar cal = new GregorianCalendar(utc);
if (d.matches("20\\d\\d-\\d\\d-\\d\\d")) {
cal.set(Calendar.YEAR, Integer.parseInt(d.substring(0, 4)));
cal.set(Calendar.MONTH, Integer.parseInt(d.substring(5, 7))-1);
cal.set(Calendar.DAY_OF_MONTH, Integer.parseInt(d.substring(8, 10)));
} else if (d.equals("yesterday")) {
cal.add(Calendar.DAY_OF_YEAR, -1);
} else
throw new Exception("wa?");
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
long start = cal.getTimeInMillis();
long end = start + (24 * 60 * 60 * 1000L) - 1;
return new String[] { ""+start, ""+end };
}
}
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