Mercurial > hg > blitz_condensed
annotate src/org/dancres/blitz/lease/LeaseBounds.java @ 0:3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 21 Mar 2009 11:00:06 +0000 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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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 } |