From 1bff7e49ed64d74e36d901e84c594cf63b58350b Mon Sep 17 00:00:00 2001 From: bculkin2442 Date: Fri, 18 Mar 2016 19:47:49 -0400 Subject: General changes to the dice package The biggest change is the addition of variables and assignment --- .../java/bjc/utils/dice/BindingDiceExpression.java | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 BJC-Utils2/src/main/java/bjc/utils/dice/BindingDiceExpression.java (limited to 'BJC-Utils2/src/main/java/bjc/utils/dice/BindingDiceExpression.java') diff --git a/BJC-Utils2/src/main/java/bjc/utils/dice/BindingDiceExpression.java b/BJC-Utils2/src/main/java/bjc/utils/dice/BindingDiceExpression.java new file mode 100644 index 0000000..51e159d --- /dev/null +++ b/BJC-Utils2/src/main/java/bjc/utils/dice/BindingDiceExpression.java @@ -0,0 +1,43 @@ +package bjc.utils.dice; + +import java.util.Map; + +/** + * A variable expression that represents binding a variable to a name in an + * enviroment + * + * @author ben + * + */ +public class BindingDiceExpression implements IDiceExpression { + private String name; + private IDiceExpression exp; + + /** + * Create a new dice expression binder + * + * @param name + * The name of the variable to bind + * @param exp + * The expression to bind to the variable + * @param env + * The enviroment to bind it in + */ + public BindingDiceExpression(String name, IDiceExpression exp, + Map env) { + this.name = name; + this.exp = exp; + + env.put(name, exp); + } + + @Override + public int roll() { + return exp.roll(); + } + + @Override + public String toString() { + return "assign[n=" + name + ", exp=" + exp.toString() + "]"; + } +} -- cgit v1.2.3