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[Jboss-svn-commits] JBL Code SVN: r3872 - in labs/jbossrules/trunk/drools-examples/src: . main main/java main/java/com/sample/benchmark main/java/org main/java/org/drools main/java/org/drools/examples main/java/org/drools/examples/conway main/java/org/drools/examples/conway/patterns main/java/org/drools/examples/conway/ui main/resources test test/java test/java/com test/java/com/sample test/java/com/sample/benchmark test/java/org test/java/org/drools test/java/org/drools/examples test/java/org/drools/examples/conway
Author: brown_j
Date: 2006-04-20 21:37:31 -0400 (Thu, 20 Apr 2006)
New Revision: 3872
Added:
labs/jbossrules/trunk/drools-examples/src/main/java/org/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/Cell.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellGrid.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellState.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayApplicationProperties.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayRuleBaseFactory.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Border.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/ConwayPattern.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Hi.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pentadecathalon.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pulsar.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/SimpleGlider.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/CellGridCanvas.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/ConwayGUI.java
labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/liveCellImage.gif
labs/jbossrules/trunk/drools-examples/src/main/resources/
labs/jbossrules/trunk/drools-examples/src/main/resources/conway.drl
labs/jbossrules/trunk/drools-examples/src/main/resources/conway.dsl
labs/jbossrules/trunk/drools-examples/src/main/resources/conway.properties
labs/jbossrules/trunk/drools-examples/src/test/
labs/jbossrules/trunk/drools-examples/src/test/java/
labs/jbossrules/trunk/drools-examples/src/test/java/com/
labs/jbossrules/trunk/drools-examples/src/test/java/com/sample/
labs/jbossrules/trunk/drools-examples/src/test/java/com/sample/benchmark/
labs/jbossrules/trunk/drools-examples/src/test/java/com/sample/benchmark/RuleSetLoad.java
labs/jbossrules/trunk/drools-examples/src/test/java/com/sample/benchmark/RuleSetPerformance.java
labs/jbossrules/trunk/drools-examples/src/test/java/org/
labs/jbossrules/trunk/drools-examples/src/test/java/org/drools/
labs/jbossrules/trunk/drools-examples/src/test/java/org/drools/examples/
labs/jbossrules/trunk/drools-examples/src/test/java/org/drools/examples/conway/
labs/jbossrules/trunk/drools-examples/src/test/java/org/drools/examples/conway/CellGridTest.java
labs/jbossrules/trunk/drools-examples/src/test/java/org/drools/examples/conway/CellTest.java
Removed:
labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetLoad.java
labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetPerformance.java
Log:
added conway code
Deleted: labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetLoad.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetLoad.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetLoad.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -1,89 +0,0 @@
-package com.sample.benchmark;
-
-import junit.framework.TestCase;
-
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.Reader;
-import java.util.ArrayList;
-import java.util.Iterator;
-
-import org.drools.PackageIntegrationException;
-import org.drools.RuleBase;
-import org.drools.RuleIntegrationException;
-import org.drools.WorkingMemory;
-import org.drools.compiler.DrlParser;
-import org.drools.compiler.DroolsParserException;
-import org.drools.compiler.PackageBuilder;
-import org.drools.lang.descr.PackageDescr;
-import org.drools.reteoo.RuleBaseImpl;
-import org.drools.rule.InvalidPatternException;
-import org.drools.rule.Package;
-
-import com.sample.benchmark.models.Account;
-
-/**
- * @author Peter Lin
- *
- */
-public class RuleSetLoad extends TestCase {
- public RuleSetLoad() {
- super();
- }
-
- public void setUp() {
-
- }
-
- public void tearDown() {
-
- }
-
- private static RuleBase readRule(String file) throws IOException, DroolsParserException, RuleIntegrationException, PackageIntegrationException, InvalidPatternException {
- //read in the source
- Reader reader =
- new InputStreamReader(
- RuleSetLoad.class.getResourceAsStream( file ) );
- DrlParser parser = new DrlParser();
- PackageDescr packageDescr = parser.parse( reader );
-
- //pre build the package
- PackageBuilder builder = new PackageBuilder();
- builder.addPackage( packageDescr );
- Package pkg = builder.getPackage();
-
- //add the package to a rulebase
- RuleBaseImpl ruleBase = new RuleBaseImpl();
- ruleBase.addPackage( pkg );
- return ruleBase;
- }
-
- public void testOneThousandLoad() {
- try {
- String file = "1000_rules.drl";
- long loadStart = System.currentTimeMillis();
- RuleBase ruleBase = readRule(file);
- long loadEnd = System.currentTimeMillis();
- System.out.println("time to load " + file +
- " " + (loadEnd - loadStart) + "ms");
- WorkingMemory workingMemory = ruleBase.newWorkingMemory();
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-
- public void testFourThousandLoad() {
- try {
- String file = "4000_rules.drl";
- long loadStart = System.currentTimeMillis();
- RuleBase ruleBase = readRule(file);
- long loadEnd = System.currentTimeMillis();
- System.out.println("time to load " + file +
- " " + (loadEnd - loadStart) + "ms");
- WorkingMemory workingMemory = ruleBase.newWorkingMemory();
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-
-}
Deleted: labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetPerformance.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetPerformance.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/com/sample/benchmark/RuleSetPerformance.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -1,237 +0,0 @@
-package com.sample.benchmark;
-
-import junit.framework.TestCase;
-
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.Reader;
-import java.util.ArrayList;
-import java.util.Iterator;
-
-import org.drools.PackageIntegrationException;
-import org.drools.RuleBase;
-import org.drools.RuleIntegrationException;
-import org.drools.WorkingMemory;
-import org.drools.compiler.DrlParser;
-import org.drools.compiler.DroolsParserException;
-import org.drools.compiler.PackageBuilder;
-import org.drools.lang.descr.PackageDescr;
-import org.drools.reteoo.RuleBaseImpl;
-import org.drools.rule.InvalidPatternException;
-import org.drools.rule.Package;
-
-import com.sample.benchmark.models.Account;
-
-/**
- * @author Peter Lin
- *
- */
-public class RuleSetPerformance extends TestCase {
- public RuleSetPerformance() {
- super();
- }
-
- public void setUp() {
-
- }
-
- public void tearDown() {
-
- }
-
- private static RuleBase readRule(String file) throws IOException, DroolsParserException, RuleIntegrationException, PackageIntegrationException, InvalidPatternException {
- //read in the source
- Reader reader =
- new InputStreamReader(
- RuleSetPerformance.class.getResourceAsStream( file ) );
- DrlParser parser = new DrlParser();
- PackageDescr packageDescr = parser.parse( reader );
-
- //pre build the package
- PackageBuilder builder = new PackageBuilder();
- builder.addPackage( packageDescr );
- Package pkg = builder.getPackage();
-
- //add the package to a rulebase
- RuleBaseImpl ruleBase = new RuleBaseImpl();
- ruleBase.addPackage( pkg );
- return ruleBase;
- }
-
- /**
- * test the performance with 50 facts and 5 rules. The test measures
- * the load, assert and fire time.
- */
- public void testFiveRuleFire() {
- try {
- int factCount = 50000;
- String file = "5_rules.drl";
- int loop = 5;
- long totalload = 0;
- long totalassert = 0;
- long totalfire = 0;
- for (int c=0; c < loop; c++) {
- long loadStart = System.currentTimeMillis();
- RuleBase ruleBase = readRule(file);
- long loadEnd = System.currentTimeMillis();
- long loadet = loadEnd - loadStart;
- totalload += loadet;
- System.out.println("time to load " + file +
- " " + loadet + "ms");
- WorkingMemory workingMemory = ruleBase.newWorkingMemory();
- ArrayList objects = new ArrayList();
- // create the objects
- for (int idx=0; idx < factCount; idx++) {
- Account acc = new Account();
- acc.setAccountId("acc"+idx);
- acc.setTitle("mr");
- acc.setStatus("standard");
- objects.add(acc);
- }
- Iterator itr = objects.iterator();
- long assertStart = System.currentTimeMillis();
- while( itr.hasNext() ) {
- workingMemory.assertObject(itr.next());
- }
- long assertEnd = System.currentTimeMillis();
- long assertet = assertEnd - assertStart;
- totalassert += assertet;
- System.out.println("time to assert " + assertet +
- " ms");
- long fireStart = System.currentTimeMillis();
- workingMemory.fireAllRules();
- long fireEnd = System.currentTimeMillis();
- long fireet = fireEnd - fireStart;
- totalfire += fireet;
- System.out.println("time to fireAllRules " + fireet +
- " ms");
- workingMemory.dispose();
- }
- System.out.println(file);
- System.out.println("number of objects asserted " + factCount);
- System.out.println("average load " + (totalload/loop) + " ms");
- System.out.println("average assert " + (totalassert/loop) + " ms");
- System.out.println("average fire " + (totalfire/loop) + " ms");
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-
- /**
- *
- *
- */
- public void testFiftyRuleFire() {
- try {
- int factCount = 50000;
- String file = "50_rules.drl";
- int loop = 5;
- long totalload = 0;
- long totalassert = 0;
- long totalfire = 0;
- for (int c=0; c < loop; c++) {
- long loadStart = System.currentTimeMillis();
- RuleBase ruleBase = readRule(file);
- long loadEnd = System.currentTimeMillis();
- long loadet = loadEnd - loadStart;
- totalload += loadet;
- System.out.println("time to load " + file +
- " " + loadet + "ms");
- WorkingMemory workingMemory = ruleBase.newWorkingMemory();
- ArrayList objects = new ArrayList();
- // create the objects
- for (int idx=0; idx < factCount; idx++) {
- Account acc = new Account();
- acc.setAccountId("acc"+idx);
- acc.setTitle("mr");
- acc.setStatus("standard");
- objects.add(acc);
- }
- Iterator itr = objects.iterator();
- long assertStart = System.currentTimeMillis();
- while( itr.hasNext() ) {
- workingMemory.assertObject(itr.next());
- }
- long assertEnd = System.currentTimeMillis();
- long assertet = assertEnd - assertStart;
- totalassert += assertet;
- System.out.println("time to assert " + assertet +
- " ms");
- long fireStart = System.currentTimeMillis();
- workingMemory.fireAllRules();
- long fireEnd = System.currentTimeMillis();
- long fireet = fireEnd - fireStart;
- totalfire += fireet;
- System.out.println("time to fireAllRules " + fireet +
- " ms");
- workingMemory.dispose();
- }
- System.out.println(file);
- System.out.println("number of objects asserted " + factCount);
- System.out.println("average load " + (totalload/loop) + " ms");
- System.out.println("average assert " + (totalassert/loop) + " ms");
- System.out.println("average fire " + (totalfire/loop) + " ms");
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-
- /**
- *
- *
- */
- public void testFiveHundredRuleFire() {
- try {
- int factCount = 50000;
- String file = "500_rules.drl";
- int loop = 5;
- long totalload = 0;
- long totalassert = 0;
- long totalfire = 0;
- for (int c=0; c < loop; c++) {
- long loadStart = System.currentTimeMillis();
- RuleBase ruleBase = readRule(file);
- long loadEnd = System.currentTimeMillis();
- long loadet = loadEnd - loadStart;
- totalload += loadet;
- System.out.println("time to load " + file +
- " " + loadet + "ms");
- WorkingMemory workingMemory = ruleBase.newWorkingMemory();
- ArrayList objects = new ArrayList();
- // create the objects
- for (int idx=0; idx < factCount; idx++) {
- Account acc = new Account();
- acc.setAccountId("acc"+idx);
- acc.setTitle("mr");
- acc.setStatus("standard");
- objects.add(acc);
- }
- Iterator itr = objects.iterator();
- long assertStart = System.currentTimeMillis();
- while( itr.hasNext() ) {
- workingMemory.assertObject(itr.next());
- }
- long assertEnd = System.currentTimeMillis();
- long assertet = assertEnd - assertStart;
- totalassert += assertet;
- System.out.println("time to assert " + assertet +
- " ms");
- long fireStart = System.currentTimeMillis();
- workingMemory.fireAllRules();
- long fireEnd = System.currentTimeMillis();
- long fireet = fireEnd - fireStart;
- totalfire += fireet;
- System.out.println("time to fireAllRules " + fireet +
- " ms");
- workingMemory.dispose();
- }
- System.out.println(file);
- System.out.println("number of objects asserted " + factCount);
- System.out.println("average load " + (totalload/loop) + " ms");
- System.out.println("average assert " + (totalassert/loop) + " ms");
- System.out.println("average fire " + (totalfire/loop) + " ms");
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/Cell.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/Cell.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/Cell.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,125 @@
+package org.drools.examples.conway;
+
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+
+/**
+ * A <code>Cell</code> represents a single cell within a <code>CellGrid</code>.
+ * A cell may be either live or dead. <p/>
+ *
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: Cell.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @see CellState
+ * @see CellGrid
+ */
+public class Cell
+{
+
+ private Set neighbors = new HashSet( );
+
+ private CellState state = CellState.DEAD;
+
+ private CellState queuedState = null;
+
+ /**
+ * @return the number of neighbors that this cell has
+ * @see #getNumberOfLiveNeighbors()
+ */
+ public int getNumberOfNeighboringCells()
+ {
+ return neighbors.size( );
+ }
+
+ /**
+ * @return the number of live neighbors that this cell has
+ * @see #getNumberOfNeighboringCells()
+ */
+ public int getNumberOfLiveNeighbors()
+ {
+ int numberOfLiveNeighbors = 0;
+ Iterator it = neighbors.iterator( );
+ Cell cell = null;
+ while ( it.hasNext( ) )
+ {
+ cell = (Cell) it.next( );
+ if (cell.getCellState( ) == CellState.LIVE)
+ {
+ numberOfLiveNeighbors++;
+ }
+ }
+ return numberOfLiveNeighbors;
+ }
+
+ /**
+ * ads a new neighbor to this neighbor
+ *
+ * @param neighbor
+ * new neighbor
+ */
+ public void addNeighbor(Cell neighbor)
+ {
+ neighbors.add( neighbor );
+ neighbor.neighbors.add( this );
+ }
+
+ /**
+ * tell this cell to queue its next live state. this is the state that this
+ * cell will be in after the cell is transitioned (after the next
+ * iteration). This transition state is necessary because of the 2 phase
+ * process involved in evolution.
+ *
+ * @param nextLiveState
+ * this cell's next live state
+ * @see CellState
+ * @see #getCellState()
+ * @see #transitionState()
+ */
+ public void queueNextCellState(CellState nextLiveState)
+ {
+ if ( nextLiveState != state )
+ {
+ queuedState = nextLiveState;
+ }
+ }
+
+ /**
+ * Transitions this cell to its next state of evolution
+ *
+ * @return <code>true</code> if the state changed, otherwise false
+ * @see #queueNextCellState(CellState)
+ */
+ public boolean transitionState()
+ {
+ boolean stateChanged = false;
+ if ( queuedState != null )
+ {
+ state = queuedState;
+ queuedState = null;
+ stateChanged = true;
+ }
+ return stateChanged;
+ }
+
+ /**
+ * @return this cell's current life state
+ * @see #queueNextCellState(org.drools.examples.conway.CellState)
+ * @see CellState
+ */
+ public CellState getCellState()
+ {
+ return state;
+ }
+
+ /**
+ * Sets this cells state
+ *
+ * @param newState
+ * new state for this cell
+ * @see CellState
+ */
+ public void setCellState(CellState newState)
+ {
+ state = newState;
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellGrid.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellGrid.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellGrid.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,248 @@
+package org.drools.examples.conway;
+
+import org.drools.RuleBase;
+import org.drools.WorkingMemory;
+import org.drools.examples.conway.patterns.ConwayPattern;
+
+/**
+ * A <code>CellGrid</code> represents a grid of <code>Cell</code> objects.
+ * <p/>
+ *
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: CellGrid.java,v 1.4 2005/05/08 19:54:48 mproctor Exp $
+ * @see Cell
+ */
+public class CellGrid
+{
+
+ private final Cell[][] cells;
+
+ /**
+ * Constructs a CellGrid
+ *
+ * @param rows
+ * number of rows in the grid
+ * @param columns
+ * number of columns in the grid
+ */
+ public CellGrid(int rows,
+ int columns)
+ {
+ cells = new Cell[rows][columns];
+
+ // populate the array of Cells and hook each
+ // cell up with its neighbors...
+ for ( int row = 0; row < rows; row++ )
+ {
+ for ( int column = 0; column < columns; column++ )
+ {
+ Cell newCell = new Cell( );
+ cells[row][column] = newCell;
+ if ( row > 0 )
+ {
+ // neighbor to the north
+ newCell.addNeighbor( cells[row - 1][column] );
+ if ( column <= (columns - 2) )
+ {
+ // neighbor to the northeast
+ newCell.addNeighbor( cells[row - 1][column + 1] );
+ }
+ }
+ if ( column > 0 )
+ {
+ // neighbor to the west
+ newCell.addNeighbor( cells[row][column - 1] );
+ if ( row > 0 )
+ {
+ // neighbor to the northwest
+ newCell.addNeighbor( cells[row - 1][column - 1] );
+ }
+ }
+ }
+ }
+ }
+
+ /**
+ * @param row
+ * row of the requested cell
+ * @param column
+ * column of the requested cell
+ * @return the cell at the specified coordinates
+ * @see Cell
+ */
+ public Cell getCellAt(int row,
+ int column)
+ {
+ return cells[row][column];
+ }
+
+ /**
+ * @return the number of rows in this grid
+ * @see #getNumberOfColumns()
+ */
+ public int getNumberOfRows()
+ {
+ return cells.length;
+ }
+
+ /**
+ * @return the number of columns in this grid
+ * @see #getNumberOfRows()
+ */
+ public int getNumberOfColumns()
+ {
+ return cells[0].length;
+ }
+
+ /**
+ * Moves this grid to its next generation
+ *
+ * @return <code>true</code> if the state changed, otherwise false
+ * @see #transitionState()
+ */
+ public boolean nextGeneration()
+ {
+ boolean didStateChange = false;
+ try
+ {
+ RuleBase ruleBase = ConwayRuleBaseFactory.getRuleBase( );
+ WorkingMemory workingMemory = ruleBase.newWorkingMemory( );
+ // for (Cell[] rowOfCells : cells) {
+ Cell[] rowOfCells = null;
+ Cell cell = null;
+ for ( int i = 0; i < cells.length; i++ )
+ {
+ rowOfCells = cells[i];
+ for ( int j = 0; j < rowOfCells.length; j++ )
+ {
+ cell = rowOfCells[j];
+ workingMemory.assertObject( cell );
+ }
+ }
+ workingMemory.fireAllRules( );
+ didStateChange = transitionState( );
+ }
+ catch ( Exception e )
+ {
+ e.printStackTrace( );
+ }
+ return didStateChange;
+ }
+
+ /**
+ * @return the number of cells in the grid that are alive
+ * @see CellState
+ */
+ public int getNumberOfLiveCells()
+ {
+ int number = 0;
+ Cell[] rowOfCells = null;
+ Cell cell = null;
+ for ( int i = 0; i < cells.length; i++ )
+ {
+ rowOfCells = cells[i];
+ // for (Cell cell : rowOfCells) {
+ for ( int j = 0; j < rowOfCells.length; j++ )
+ {
+ cell = rowOfCells[j];
+ if ( cell.getCellState( ) == CellState.LIVE )
+ {
+ number++;
+ }
+ }
+ }
+ return number;
+ }
+
+ /**
+ * kills all cells in the grid
+ */
+ public void killAll()
+ {
+ Cell[] rowOfCells = null;
+ Cell cell = null;
+ for ( int i = 0; i < cells.length; i++ )
+ {
+ rowOfCells = cells[i];
+ // for (Cell cell : rowOfCells) {
+ for ( int j = 0; j < rowOfCells.length; j++ )
+ {
+ cell = rowOfCells[j];
+ cell.setCellState( CellState.DEAD );
+ }
+ }
+ }
+
+ /**
+ * Transitions this grid to its next state of evolution
+ *
+ * @return <code>true</code> if the state changed, otherwise false
+ * @see #nextGeneration()
+ */
+ public boolean transitionState()
+ {
+ boolean stateChanged = false;
+ Cell[] rowOfCells = null;
+ Cell cell = null;
+ for ( int i = 0; i < cells.length; i++ )
+ {
+ rowOfCells = cells[i];
+ // for (Cell cell : rowOfCells) {
+ for ( int j = 0; j < rowOfCells.length; j++ )
+ {
+ cell = rowOfCells[j];
+ stateChanged |= cell.transitionState( );
+ }
+ }
+ return stateChanged;
+ }
+
+ /**
+ * Populates the grid with a <code>ConwayPattern</code>
+ *
+ * @param pattern
+ * pattern to populate the grid with
+ * @see ConwayPattern
+ */
+ public void setPattern(ConwayPattern pattern)
+ {
+ boolean[][] gridData = pattern.getPattern( );
+ int gridWidth = gridData[0].length;
+ int gridHeight = gridData.length;
+
+ int columnOffset = 0;
+ int rowOffset = 0;
+
+ if ( gridWidth > getNumberOfColumns( ) )
+ {
+ gridWidth = getNumberOfColumns( );
+ }
+ else
+ {
+ columnOffset = (getNumberOfColumns( ) - gridWidth) / 2;
+ }
+
+ if ( gridHeight > getNumberOfRows( ) )
+ {
+ gridHeight = getNumberOfRows( );
+ }
+ else
+ {
+ rowOffset = (getNumberOfRows( ) - gridHeight) / 2;
+ }
+
+ killAll( );
+ for ( int column = 0; column < gridWidth; column++ )
+ {
+ for ( int row = 0; row < gridHeight; row++ )
+ {
+ if ( gridData[row][column] )
+ {
+ Cell cell = getCellAt( row + rowOffset,
+ column + columnOffset );
+ cell.setCellState( CellState.LIVE );
+ }
+ }
+ }
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellState.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellState.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/CellState.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,29 @@
+package org.drools.examples.conway;
+
+/**
+ * <code>CellState</code> enumerates all of the valid states that a Cell may
+ * be in.
+ *
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: CellState.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @see Cell
+ * @see CellGrid
+ */
+public class CellState
+{
+
+ public static final CellState LIVE = new CellState("LIVE");
+ public static final CellState DEAD = new CellState("DEAD");
+
+ private final String name;
+
+ private CellState(String name)
+ {
+ this.name = name;
+ }
+
+ public String toString()
+ {
+ return "CellState: " + name;
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayApplicationProperties.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayApplicationProperties.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayApplicationProperties.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,32 @@
+package org.drools.examples.conway;
+
+import java.util.ResourceBundle;
+
+/**
+ * A utility class for retrieving application properties
+ *
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: ConwayApplicationProperties.java,v 1.2 2005/04/13 00:01:47
+ * brown_j Exp $
+ */
+public class ConwayApplicationProperties
+{
+ private static ConwayApplicationProperties ourInstance = new ConwayApplicationProperties( );
+
+ public static ConwayApplicationProperties getInstance()
+ {
+ return ourInstance;
+ }
+
+ private final ResourceBundle resources;
+
+ private ConwayApplicationProperties()
+ {
+ resources = ResourceBundle.getBundle( "conway" );
+ }
+
+ public static String getProperty(String propertyName)
+ {
+ return ourInstance.resources.getString( propertyName );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayRuleBaseFactory.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayRuleBaseFactory.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ConwayRuleBaseFactory.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,70 @@
+/**
+ *
+ */
+package org.drools.examples.conway;
+
+import java.io.InputStreamReader;
+import java.io.Reader;
+
+import org.drools.RuleBase;
+import org.drools.compiler.PackageBuilder;
+import org.drools.rule.Package;
+
+
+/**
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: RuleBaseFactory.java,v 1.4 2005/11/25 02:35:33 mproctor Exp $
+ */
+public class ConwayRuleBaseFactory {
+
+ private static ConwayRuleBaseFactory ourInstance = new ConwayRuleBaseFactory ();
+
+ private RuleBase ruleBase;
+
+ public static ConwayRuleBaseFactory getInstance() {
+ return ourInstance;
+ }
+
+ private ConwayRuleBaseFactory () {
+ try {
+ /**
+ * Please note that this is the "low level" rule assembly API.
+ */
+ // private static RuleBase readRule() throws Exception {
+ // read in the source
+ Reader source = new InputStreamReader(ConwayRuleBaseFactory.class
+ .getResourceAsStream("/conway.drl"));
+
+ // optionally read in the DSL (if you are using it).
+ Reader dsl = new InputStreamReader(ConwayRuleBaseFactory.class
+ .getResourceAsStream("/conway.dsl"));
+
+ // Use package builder to build up a rule package.
+ // An alternative lower level class called "DrlParser" can also be
+ // used...
+
+ PackageBuilder builder = new PackageBuilder();
+
+ // this wil parse and compile in one step
+ // NOTE: There are 2 methods here, the one argument one is for
+ // normal DRL.
+ // builder.addPackageFromDrl( source );
+
+ // Use the following instead of above if you are using a DSL:
+ builder.addPackageFromDrl(source, dsl);
+
+ // get the compiled package (which is serializable)
+ Package pkg = builder.getPackage();
+
+ // add the package to a rulebase (deploy the rule package).
+ ruleBase = org.drools.RuleBaseFactory.newRuleBase();
+ ruleBase.addPackage(pkg);
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ public static RuleBase getRuleBase() {
+ return ourInstance.ruleBase;
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Border.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Border.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Border.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,71 @@
+package org.drools.examples.conway.patterns;
+
+/**
+ * The Border <p/>
+ *
+ * @see ConwayPattern
+ * @see org.drools.examples.conway.CellGrid
+ * @version $Id: Border.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ */
+public class Border
+ implements
+ ConwayPattern
+{
+
+ private boolean[][] grid = {{true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, true},
+ {true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true}};
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern()
+ {
+ return grid;
+ }
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName()
+ {
+ return "Border";
+ }
+
+ public String toString()
+ {
+ return getPatternName( );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/ConwayPattern.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/ConwayPattern.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/ConwayPattern.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,31 @@
+package org.drools.examples.conway.patterns;
+
+import java.io.Serializable;
+
+/**
+ * A <code>ConwayPattern</code> describes the state of a conway grid.
+ * <code>ConwayPattern</code> objects are useful for persisting grid states
+ * for recall later.
+ *
+ * @version $Id: ConwayPattern.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ */
+public interface ConwayPattern
+ extends
+ Serializable
+{
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern();
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName();
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Hi.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Hi.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Hi.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,47 @@
+package org.drools.examples.conway.patterns;
+
+/**
+ * The Hi pattern <p/>
+ *
+ * @see ConwayPattern
+ * @see org.drools.examples.conway.CellGrid
+ *
+ * @version $Id: Hi.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ */
+public class Hi
+ implements
+ ConwayPattern
+{
+
+ private boolean[][] grid = {{true, false, false, false, true, false, false, true, true, true, true, true, true, true}, {true, false, false, false, true, false, false, false, false, false, true, false, false, false},
+ {true, false, false, false, true, false, false, false, false, false, true, false, false, false}, {true, false, false, false, true, false, false, false, false, false, true, false, false, false},
+ {true, true, true, true, true, false, false, false, false, false, true, false, false, false}, {true, false, false, false, true, false, false, false, false, false, true, false, false, false},
+ {true, false, false, false, true, false, false, false, false, false, true, false, false, false}, {true, false, false, false, true, false, false, false, false, false, true, false, false, false},
+ {true, false, false, false, true, false, false, true, true, true, true, true, true, true}};
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern()
+ {
+ return grid;
+ }
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName()
+ {
+ return "Hi";
+ }
+
+ public String toString()
+ {
+ return getPatternName( );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pentadecathalon.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pentadecathalon.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pentadecathalon.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,43 @@
+package org.drools.examples.conway.patterns;
+
+/**
+ * The Pentadecathalon <p/>
+ *
+ * @see ConwayPattern
+ * @see org.drools.examples.conway.CellGrid
+ *
+ * @version $Id: Pentadecathalon.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ */
+public class Pentadecathalon
+ implements
+ ConwayPattern
+{
+
+ private boolean[][] grid = {{true, true, true, true, true, true, true, true, true}};
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern()
+ {
+ return grid;
+ }
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName()
+ {
+ return "Pentadecathalon";
+ }
+
+ public String toString()
+ {
+ return getPatternName( );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pulsar.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pulsar.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/Pulsar.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,42 @@
+package org.drools.examples.conway.patterns;
+
+/**
+ * The Pulsar <p/>
+ *
+ * @see ConwayPattern
+ * @see org.drools.examples.conway.CellGrid
+ * @version $Id: Pulsar.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ */
+public class Pulsar
+ implements
+ ConwayPattern
+{
+
+ private boolean[][] grid = {{false, true, false}, {true, true, true}, {true, false, true}, {true, true, true}, {false, true, false}};
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern()
+ {
+ return grid;
+ }
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName()
+ {
+ return "Pulsar";
+ }
+
+ public String toString()
+ {
+ return getPatternName( );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/SimpleGlider.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/SimpleGlider.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/patterns/SimpleGlider.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,42 @@
+package org.drools.examples.conway.patterns;
+
+/**
+ * Represents a simple glider
+ *
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: SimpleGlider.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ * @see ConwayPattern
+ * @see org.drools.examples.conway.CellGrid
+ */
+public class SimpleGlider
+ implements
+ ConwayPattern
+{
+
+ private boolean[][] grid = {{false, true, false}, {true, false, false}, {true, true, true}};
+
+ /**
+ * This method should return a 2 dimensional array of boolean that represent
+ * a conway grid, with <code>true</code> values in the positions where
+ * cells are alive
+ *
+ * @return array representing a conway grid
+ */
+ public boolean[][] getPattern()
+ {
+ return grid;
+ }
+
+ /**
+ * @return the name of this pattern
+ */
+ public String getPatternName()
+ {
+ return "Simple Glider";
+ }
+
+ public String toString()
+ {
+ return getPatternName( );
+ }
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/CellGridCanvas.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/CellGridCanvas.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/CellGridCanvas.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,217 @@
+package org.drools.examples.conway.ui;
+
+
+import javax.swing.*;
+
+import org.drools.examples.conway.Cell;
+import org.drools.examples.conway.CellGrid;
+import org.drools.examples.conway.CellState;
+
+import java.awt.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseMotionAdapter;
+
+/**
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: CellGridCanvas.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ */
+public class CellGridCanvas extends Canvas
+{
+ private Image offScreenImage;
+ private Image backgroundImage;
+ private final int cellSize;
+ private final CellGrid cellGrid;
+ private final Image liveCellImage = new ImageIcon( CellGridCanvas.class.getResource( "liveCellImage.gif" ) ).getImage( );
+
+ private static final Color BACKGROUND_COLOR = Color.gray;
+ private static final Color GRID_COLOR = BACKGROUND_COLOR.brighter( );
+
+ /**
+ * Constructs a CellGridCanvas.
+ *
+ * @param cellGrid
+ * the GoL cellgrid
+ */
+ public CellGridCanvas(CellGrid cellGrid)
+ {
+ this.cellGrid = cellGrid;
+ this.cellSize = liveCellImage.getWidth( this );
+
+ setBackground( GRID_COLOR );
+
+ addMouseListener( new MouseAdapter( ) {
+ /**
+ * Invoked when a mouse button has been pressed on a component.
+ */
+ public void mousePressed(MouseEvent e)
+ {
+ toggleCellAt( e.getX( ),
+ e.getY( ) );
+ }
+ } );
+
+ addMouseMotionListener( new MouseMotionAdapter( ) {
+
+ public void mouseDragged(MouseEvent e)
+ {
+ Cell cell = getCellAtPoint( e.getX( ),
+ e.getY( ) );
+ if ( cell != null )
+ {
+ cell.setCellState( CellState.LIVE );
+ repaint( );
+ }
+ }
+ } );
+ }
+
+ private void toggleCellAt(int x,
+ int y)
+ {
+ Cell cell = getCellAtPoint( x,
+ y );
+ if ( cell != null )
+ {
+ if ( cell.getCellState( ) == CellState.LIVE )
+ {
+ cell.setCellState( CellState.DEAD );
+ }
+ else
+ {
+ cell.setCellState( CellState.LIVE );
+ }
+ repaint( );
+ }
+ }
+
+ private Cell getCellAtPoint(int x,
+ int y)
+ {
+ Cell cell = null;
+
+ int column = x / cellSize;
+ int row = y / cellSize;
+ final int numberOfColumns = cellGrid.getNumberOfColumns( );
+ final int numberOfRows = cellGrid.getNumberOfRows( );
+
+ if ( column >= 0 && column < numberOfColumns && row >= 0 && row < numberOfRows )
+ {
+ cell = cellGrid.getCellAt( row,
+ column );
+ }
+
+ return cell;
+ }
+
+ /**
+ * Use double buffering.
+ *
+ * @see java.awt.Component#update(java.awt.Graphics)
+ */
+ public void update(Graphics g)
+ {
+ Dimension d = getSize( );
+ if ( (offScreenImage == null) )
+ {
+ offScreenImage = createImage( d.width,
+ d.height );
+ }
+ paint( offScreenImage.getGraphics( ) );
+ g.drawImage( offScreenImage,
+ 0,
+ 0,
+ null );
+ }
+
+ /**
+ * Draw this generation.
+ *
+ * @see java.awt.Component#paint(java.awt.Graphics)
+ */
+ public void paint(Graphics g)
+ {
+ // Draw grid on background image, which is faster
+ final int numberOfColumns = cellGrid.getNumberOfColumns( );
+ final int numberOfRows = cellGrid.getNumberOfRows( );
+ if ( backgroundImage == null )
+ {
+ Dimension d = getSize( );
+ backgroundImage = createImage( d.width,
+ d.height );
+ Graphics backgroundImageGraphics = backgroundImage.getGraphics( );
+ // draw background (MSIE doesn't do that)
+ backgroundImageGraphics.setColor( getBackground( ) );
+ backgroundImageGraphics.fillRect( 0,
+ 0,
+ d.width,
+ d.height );
+ backgroundImageGraphics.setColor( BACKGROUND_COLOR );
+ backgroundImageGraphics.fillRect( 0,
+ 0,
+ cellSize * numberOfColumns - 1,
+ cellSize * numberOfRows - 1 );
+ backgroundImageGraphics.setColor( GRID_COLOR );
+ for ( int x = 1; x < numberOfColumns; x++ )
+ {
+ backgroundImageGraphics.drawLine( x * cellSize - 1,
+ 0,
+ x * cellSize - 1,
+ cellSize * numberOfRows - 1 );
+ }
+ for ( int y = 1; y < numberOfRows; y++ )
+ {
+ backgroundImageGraphics.drawLine( 0,
+ y * cellSize - 1,
+ cellSize * numberOfColumns - 1,
+ y * cellSize - 1 );
+ }
+ }
+ g.drawImage( backgroundImage,
+ 0,
+ 0,
+ null );
+
+ // draw populated cells
+ for ( int row = 0; row < numberOfRows; row++ )
+ {
+ for ( int column = 0; column < numberOfColumns; column++ )
+ {
+ Cell cell = cellGrid.getCellAt( row,
+ column );
+ if ( cell.getCellState( ) == CellState.LIVE )
+ {
+ g.drawImage( liveCellImage,
+ column * cellSize,
+ row * cellSize,
+ this );
+ }
+ }
+ }
+ }
+
+ /**
+ * This is the preferred size.
+ *
+ * @see java.awt.Component#getPreferredSize()
+ */
+ public Dimension getPreferredSize()
+ {
+ final int numberOfColumns = cellGrid.getNumberOfColumns( );
+ final int numberOfRows = cellGrid.getNumberOfRows( );
+ return new Dimension( cellSize * numberOfColumns,
+ cellSize * numberOfRows );
+ }
+
+ /**
+ * This is the minimum size (size of one cell).
+ *
+ * @see java.awt.Component#getMinimumSize()
+ */
+ public Dimension getMinimumSize()
+ {
+ return new Dimension( cellSize,
+ cellSize );
+ }
+
+}
Added: labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/ConwayGUI.java
===================================================================
--- labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/ConwayGUI.java 2006-04-21 01:10:34 UTC (rev 3871)
+++ labs/jbossrules/trunk/drools-examples/src/main/java/org/drools/examples/conway/ui/ConwayGUI.java 2006-04-21 01:37:31 UTC (rev 3872)
@@ -0,0 +1,267 @@
+package org.drools.examples.conway.ui;
+
+import com.jgoodies.forms.builder.PanelBuilder;
+import com.jgoodies.forms.factories.ButtonBarFactory;
+import com.jgoodies.forms.layout.CellConstraints;
+import com.jgoodies.forms.layout.FormLayout;
+import foxtrot.Job;
+import foxtrot.Worker;
+
+import javax.swing.*;
+import javax.swing.border.Border;
+import javax.swing.border.EtchedBorder;
+
+import org.drools.examples.conway.CellGrid;
+import org.drools.examples.conway.ConwayApplicationProperties;
+import org.drools.examples.conway.patterns.ConwayPattern;
+
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.StringTokenizer;
+
+/**
+ * @author <a href="mailto:br...@oc...">Jeff Brown</a>
+ * @version $Id: ConwayGUI.java,v 1.3 2005/05/08 19:54:48 mproctor Exp $
+ */
+public class ConwayGUI extends JPanel
+{
+ private final JButton nextGenerationButton;
+ private final JButton startStopButton;
+ private final JButton clearButton;
+ private final JComboBox patternSelector = new JComboBox( );
+ private final Timer timer;
+
+ public ConwayGUI()
+ {
+ super( new BorderLayout( ) );
+ final String nextGenerationLabel = ConwayApplicationProperties.getProperty( "next.generation.label" );
+ nextGenerationButton = new JButton( nextGenerationLabel );
+ final String startLabel = ConwayApplicationProperties.getProperty( "start.label" );
+ startStopButton = new JButton( startLabel );
+ final String clearLabel = ConwayApplicationProperties.getProperty( "clear.label" );
+ clearButton = new JButton( clearLabel );
+ final CellGrid grid = new CellGrid( 30,
+ 30 );
+ final CellGridCanvas canvas = new CellGridCanvas( grid );
+ JPanel panel = new JPanel( new BorderLayout( ) );
+ panel.add( BorderLayout.CENTER,
+ canvas );
+ Border etchedBorder = BorderFactory.createEtchedBorder( EtchedBorder.LOWERED );
+ Border outerBlankBorder = BorderFactory.createEmptyBorder( 5,
+ 5,
+ 5,
+ 5 );
+ Border innerBlankBorder = BorderFactory.createEmptyBorder( 5,
+ 5,
+ 5,
+ 5 );
+ Border border = BorderFactory.createCompoundBorder( BorderFactory.createCompoundBorder( outerBlankBorder,
+ etchedBorder ),
+ innerBlankBorder );
+ panel.setBorder( border );
+ add( BorderLayout.CENTER,
+ panel );
+ add( BorderLayout.EAST,
+ createControlPanel( ) );
+ nextGenerationButton.addActionListener( new ActionListener( ) {
+ public void actionPerformed(ActionEvent e)
+ {
+ Worker.post( new Job( ) {
+ public Object run()
+ {
+ grid.nextGeneration( );
+ return null;
+ }
+ } );
+ canvas.repaint( );
+ }
+ } );
+ clearButton.addActionListener( new ActionListener( ) {
+ public void actionPerformed(ActionEvent e)
+ {
+ Worker.post( new Job( ) {
+ public Object run()
+ {
+ grid.killAll( );
+ return null;
+ }
+ } );
+ canvas.repaint( );
+ }
+ } );
+
+ ActionListener timerAction = new ActionListener( ) {
+ public void actionPerformed(ActionEvent ae)
+ {
+ Worker.post( new Job( ) {
+ public Object run()
+ {
+ if ( !grid.nextGeneration( ) )
+ {
+ stopTimer( );
+ }
+ return null;
+ }
+ } );
+ canvas.repaint( );
+ }
+ };
+ timer = new Timer( 500,
+ timerAction );
+ startStopButton.addActionListener( new ActionListener( ) {
+ public void actionPerformed(ActionEvent e)
+ {
+ if ( timer.isRunning( ) )
+ {
+ st...
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