Mercurial > hg > blitz_stable

annotate src/org/dancres/blitz/lease/LeaseBounds.java @ 32:243c74d599bf

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author Dan Creswell <dan.creswell@gmail.com>
date Sat, 12 Jun 2010 10:41:47 +0100
parents 3dc0c5604566
children
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1 package org.dancres.blitz.lease;
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2
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3 import java.util.logging.*;
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4
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5 import net.jini.config.ConfigurationException;
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6
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7 import org.dancres.blitz.Logging;
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8
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9 import org.dancres.blitz.util.Time;
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10
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11 import org.dancres.blitz.config.ConfigurationFactory;
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12
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13 /**
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14 Responsible for handling bounding of lease durations based on configuration
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15 items <code>notifyLeaseBound</code> and <code>entryLeaseBound</code>
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16 */
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17 public class LeaseBounds {
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18 private static Logger theLogger =
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19 Logging.newLogger("org.dancres.blitz.lease.LeaseBounds");
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20
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21 private static long theNotifyBound;
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22 private static long theEntryBound;
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23 private static long theViewBound;
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24 private static long theTxnBound;
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25
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26 static {
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27 try {
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28 theNotifyBound =
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29 ((Long) ConfigurationFactory.getEntry("notifyLeaseBound",
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30 long.class,
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31 new Long(0))).longValue();
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32 theEntryBound =
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33 ((Long) ConfigurationFactory.getEntry("entryLeaseBound",
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34 long.class,
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35 new Long(0))).longValue();
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36 theViewBound =
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37 ((Long) ConfigurationFactory.getEntry("viewLeaseBound",
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38 long.class,
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39 new Long(0))).longValue();
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40 theTxnBound =
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41 ((Long) ConfigurationFactory.getEntry("loopbackTxnLeaseBound",
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42 long.class,
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43 new Long(0))).longValue();
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44
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45 theLogger.log(Level.INFO, "LeaseBounds: " + theNotifyBound +
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46 ", " + theEntryBound + ", " + theViewBound + ", " +
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47 theTxnBound);
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48
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49 } catch (ConfigurationException aCE) {
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50 theLogger.log(Level.SEVERE, "Got config problem", aCE);
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51 }
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52 }
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53
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54 public static long boundWrite(long aLeaseDuration) {
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55 return Time.getLeaseDuration(aLeaseDuration, theEntryBound);
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56 }
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57
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58 public static long boundNotify(long aLeaseDuration) {
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59 return Time.getLeaseDuration(aLeaseDuration, theNotifyBound);
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60 }
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61
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62 public static long boundView(long aLeaseDuration) {
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63 return Time.getLeaseDuration(aLeaseDuration, theViewBound);
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64 }
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65
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66 public static long boundTxn(long aLeaseDuration) {
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67 return Time.getLeaseDuration(aLeaseDuration, theTxnBound);
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68 }
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69 }