Add a demo application that can be used to find out the maximum numbe…

…r of tags supported by a mastodon model

src/test/java/org/mastodon/util/MaxTagSetsDemo.java

@@ -0,0 +1,49 @@
+package org.mastodon.util;
+
+import java.awt.Color;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Random;
+
+import org.apache.commons.lang3.tuple.Pair;
+import org.mastodon.mamut.feature.branch.exampleGraph.ExampleGraph1;
+import org.mastodon.model.tag.TagSetStructure;
+
+/**
+ * This class is a demo to show that the maximum number of tags that a Mastodon Model can have is 31,619.
+ * Try to increase the number of tags to 31,620 and the program will create a memory related error.
+ */
+public class MaxTagSetsDemo
+{
+	private static final Random random = new Random( 42 );
+
+	private static final int MAX_TAG_SETS = 31_619;
+
+	public static void main( String[] args )
+	{
+		ExampleGraph1 exampleGraph1 = new ExampleGraph1();
+
+		Collection< Pair< String, Integer > > labelColorPairs = new ArrayList<>();
+		for ( int i = 0; i < MAX_TAG_SETS; i++ )
+			labelColorPairs.add( Pair.of( "tag" + i, getRandomColor().getRGB() ) );
+
+		TagSetUtils.addNewTagSetToModel( exampleGraph1.getModel(), "testTagsSet0", labelColorPairs );
+		TagSetStructure.TagSet tagSet = exampleGraph1.getModel().getTagSetModel().getTagSetStructure().getTagSets().get( 0 );
+
+		System.out.println( "Checking tag set..." );
+		System.out.println( "Tag set name: " + tagSet.getName() );
+		System.out.println( "Number of tags: " + tagSet.getTags().size() );
+		System.out.println( "Done." );
+	}
+
+	private static Color getRandomColor()
+	{
+		// Generate random RGB values
+		int red = random.nextInt( 256 );
+		int green = random.nextInt( 256 );
+		int blue = random.nextInt( 256 );
+
+		// Create the color using the RGB values
+		return new Color( red, green, blue );
+	}
+}