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authorbculkin2442 <bjculkin@mix.wvu.edu>2016-02-21 15:41:33 -0500
committerbculkin2442 <bjculkin@mix.wvu.edu>2016-02-21 15:41:33 -0500
commit99e79bca7c1fe3c43ca2ec67e36b8e323c5f7107 (patch)
tree3ba2a4205a0cfebf64839f3ec52c6e457817a043 /BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java
parent41e85b1493a9253f11aefd179d14c3c01a7c9287 (diff)
Commenting of various things
Diffstat (limited to 'BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java')
-rw-r--r--BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java59
1 files changed, 40 insertions, 19 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java b/BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java
index 4313360..4b0c276 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/gen/WeightedRandom.java
@@ -6,23 +6,38 @@ import bjc.utils.data.GenHolder;
import bjc.utils.data.Pair;
/**
- * Represents a random number generator where certain results are weighted more heavily than
- * others.
+ * Represents a random number generator where certain results are weighted
+ * more heavily than others.
+ *
* @author ben
*
- * @param <E> The type of values that are randomly selected.
+ * @param <E>
+ * The type of values that are randomly selected.
*/
public class WeightedRandom<E> {
- private Random src;
-
+ /**
+ * The list of probabilities for each result
+ */
private FunctionalList<Integer> probs;
+
+ /**
+ * The list of possible results to pick from
+ */
private FunctionalList<E> results;
- private int totalChance;
+ /**
+ * The source for any needed random numbers
+ */
+ private Random src;
+
+ private int totalChance;
/**
- * Create a new weighted random generator with the specified source of randomness
- * @param sr The source of randomness to use.
+ * Create a new weighted random generator with the specified source of
+ * randomness
+ *
+ * @param sr
+ * The source of randomness to use.
*/
public WeightedRandom(Random sr) {
probs = new FunctionalList<>();
@@ -33,8 +48,11 @@ public class WeightedRandom<E> {
/**
* Add a probability for a specific result to be given.
- * @param chance The chance to get this result.
- * @param res The result to get when the chance comes up.
+ *
+ * @param chance
+ * The chance to get this result.
+ * @param res
+ * The result to get when the chance comes up.
*/
public void addProb(int chance, E res) {
probs.add(chance);
@@ -45,6 +63,7 @@ public class WeightedRandom<E> {
/**
* Generate a weighted random value.
+ *
* @return A random value selected in a weighted fashion.
*/
public E genVal() {
@@ -65,21 +84,23 @@ public class WeightedRandom<E> {
return res.held;
}
-
- /**
- * Return a list containing values that can be generated paired
- * with the probability of those values being generated
- * @return A list of pairs of values and value probabilities
- */
- public FunctionalList<Pair<Integer, E>> getValues() {
- return probs.pairWith(results);
- }
/**
* Return a list of values that can be generated by this generator
+ *
* @return A list of all the values that can be generated
*/
public FunctionalList<E> getResults() {
return results;
}
+
+ /**
+ * Return a list containing values that can be generated paired with
+ * the probability of those values being generated
+ *
+ * @return A list of pairs of values and value probabilities
+ */
+ public FunctionalList<Pair<Integer, E>> getValues() {
+ return probs.pairWith(results);
+ }
}