From c7bff348ec66e535a7146cf48907f4c8d785d623 Mon Sep 17 00:00:00 2001
From: Pacien TRAN-GIRARD
Date: Wed, 25 Nov 2015 16:58:21 +0100
Subject: Remove unused class

---
 src/ch/epfl/maze/physical/ProbabilisticAnimal.java | 77 ----------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 src/ch/epfl/maze/physical/ProbabilisticAnimal.java

(limited to 'src/ch')

diff --git a/src/ch/epfl/maze/physical/ProbabilisticAnimal.java b/src/ch/epfl/maze/physical/ProbabilisticAnimal.java
deleted file mode 100644
index e461e8c..0000000
--- a/src/ch/epfl/maze/physical/ProbabilisticAnimal.java
+++ /dev/null
@@ -1,77 +0,0 @@
-package ch.epfl.maze.physical;
-
-import ch.epfl.maze.util.Direction;
-import ch.epfl.maze.util.Vector2D;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Random;
-import java.util.Set;
-import java.util.stream.Collectors;
-
-/**
- * A probabilistic animal that uses a random component in its decision making process.
- *
- * @author Pacien TRAN-GIRARD
- */
-abstract public class ProbabilisticAnimal extends Animal {
-
-    public static final Random RANDOM_SOURCE = new Random();
-
-    /**
-     * Constructs a probabilistic animal with a starting position
-     *
-     * @param position Starting position of the probabilistic animal in the labyrinth
-     */
-    public ProbabilisticAnimal(Vector2D position) {
-        super(position); // no pun intended
-    }
-
-    /**
-     * Excludes the given direction from possible choices.
-     *
-     * @param choices   A set of choices
-     * @param toExclude The Direction to exclude
-     * @return A set of smart choices
-     */
-    protected Set<Direction> excludeDirection(Set<Direction> choices, Direction toExclude) {
-        return choices
-                .stream()
-                .filter(dir -> dir != toExclude)
-                .collect(Collectors.toSet());
-    }
-
-    /**
-     * Excludes the origin direction from possible choices.
-     *
-     * @param choices A set of choices
-     * @return A set of smart choices
-     */
-    protected Set<Direction> excludeOrigin(Set<Direction> choices) {
-        return this.excludeDirection(choices, this.getDirection().reverse());
-    }
-
-    /**
-     * Returns a random Direction from the given choices.
-     *
-     * @param choices A set of Direction
-     * @return A random Direction taken from the given choices
-     */
-    protected Direction getRandomDirection(Set<Direction> choices) {
-        List<Direction> choiceList = new ArrayList<>(choices);
-        return choiceList.get(RANDOM_SOURCE.nextInt(choices.size()));
-    }
-
-    /**
-     * Moves according to an improved version of a <i>random walk</i> : the
-     * probabilistic animal does not directly retrace its steps if not forced.
-     */
-    @Override
-    public Direction move(Set<Direction> choices) {
-        if (choices.isEmpty()) return Direction.NONE;
-
-        Set<Direction> smartChoices = choices.size() > 1 ? this.excludeOrigin(choices) : choices;
-        return this.getRandomDirection(smartChoices);
-    }
-
-}
-- 
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