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annotate examples/entrysizer/TestSizer.java @ 18:4580bb12db30

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Separate command execution from command logging.
author Dan Creswell <dan.creswell@gmail.com>
date Sun, 05 Jul 2009 16:26:25 +0100
parents 3dc0c5604566
children
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3dc0c5604566 Initial checkin of blitz 2.0 fcs - no installer yet.
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1 package entrysizer;
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2
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3 import net.jini.core.entry.Entry;
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5 import org.dancres.blitz.mangler.EntrySizer;
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6
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7 /**
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8 This class demonstrates how to use the Blitz EntrySizer which can be
3dc0c5604566 Initial checkin of blitz 2.0 fcs - no installer yet.
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9 used to give an approximate size for an Entry once it's marshalled and
3dc0c5604566 Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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10 ready for storage in the Blitz backend. This is useful for sizing heap,
3dc0c5604566 Initial checkin of blitz 2.0 fcs - no installer yet.
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11 caches and disk storage (for a persistent or time-barrier-persistent
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12 Blitz).
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13 */
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14 public class TestSizer {
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15 public static void main(String args[]) {
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16 try {
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17 /*
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18 Create an EntrySizer instance (EntrySizer is stateless)
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19 */
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20 EntrySizer mySizer = new EntrySizer();
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21
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22 /*
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23 Create some example Entry's
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24 */
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25 Entry[] myEntrys = new Entry[] {new DummyEntry("a"),
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26 new DummyEntry("abcdefgh"),
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27 new DummyEntry(null)};
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29 /*
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30 For each example, get a size estimate from the Sizer.
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31 */
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32 for (int i = 0; i < myEntrys.length; i++) {
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33 System.out.println("Size of: " + myEntrys[i] + " = " +
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34 mySizer.computeSize(myEntrys[i]));
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35 }
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36 } catch (Exception anE) {
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37 System.err.println("Whoops, didn't work");
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38 anE.printStackTrace(System.err);
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39 }
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40 }
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41 }