From 260cc55c485980cd31193300962a88f1de8d62f7 Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Mon, 28 Mar 2016 08:47:45 -0400
Subject: Moved dice things to seperate project

---
 .../java/bjc/utils/dice/ast/DiceASTFlattener.java  | 114 ---------------------
 1 file changed, 114 deletions(-)
 delete mode 100644 BJC-Utils2/src/main/java/bjc/utils/dice/ast/DiceASTFlattener.java

(limited to 'BJC-Utils2/src/main/java/bjc/utils/dice/ast/DiceASTFlattener.java')

diff --git a/BJC-Utils2/src/main/java/bjc/utils/dice/ast/DiceASTFlattener.java b/BJC-Utils2/src/main/java/bjc/utils/dice/ast/DiceASTFlattener.java
deleted file mode 100644
index 70465a5..0000000
--- a/BJC-Utils2/src/main/java/bjc/utils/dice/ast/DiceASTFlattener.java
+++ /dev/null
@@ -1,114 +0,0 @@
-package bjc.utils.dice.ast;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.function.BinaryOperator;
-
-import org.apache.commons.lang3.StringUtils;
-
-import bjc.utils.dice.BindingDiceExpression;
-import bjc.utils.dice.ComplexDice;
-import bjc.utils.dice.CompoundDice;
-import bjc.utils.dice.CompoundDiceExpression;
-import bjc.utils.dice.DiceExpressionType;
-import bjc.utils.dice.IDiceExpression;
-import bjc.utils.dice.ReferenceDiceExpression;
-import bjc.utils.dice.ScalarDie;
-import bjc.utils.parserutils.AST;
-
-/**
- * Flatten an {@link AST} of {@link IDiceASTNode} into a
- * {@link IDiceExpression}
- * 
- * @author ben
- *
- */
-public class DiceASTFlattener {
-	/**
-	 * Build the operations to use for tree flattening
-	 * 
-	 * @param env
-	 *            The enviroment the tree will be flattened against
-	 * @return The operations needed for tree flattening
-	 */
-	private static Map<IDiceASTNode, BinaryOperator<IDiceExpression>>
-			buildOperations(Map<String, IDiceExpression> env) {
-		Map<IDiceASTNode, BinaryOperator<IDiceExpression>> opCollapsers =
-				new HashMap<>();
-		opCollapsers.put(OperatorDiceNode.ADD, (left, right) -> {
-			return new CompoundDiceExpression(right, left,
-					DiceExpressionType.ADD);
-		});
-		opCollapsers.put(OperatorDiceNode.SUBTRACT, (left, right) -> {
-			return new CompoundDiceExpression(right, left,
-					DiceExpressionType.SUBTRACT);
-		});
-		opCollapsers.put(OperatorDiceNode.MULTIPLY, (left, right) -> {
-			return new CompoundDiceExpression(right, left,
-					DiceExpressionType.MULTIPLY);
-		});
-		opCollapsers.put(OperatorDiceNode.DIVIDE, (left, right) -> {
-			return new CompoundDiceExpression(right, left,
-					DiceExpressionType.DIVIDE);
-		});
-		opCollapsers.put(OperatorDiceNode.ASSIGN, (left, right) -> {
-			return new BindingDiceExpression(left, right, env);
-		});
-		opCollapsers.put(OperatorDiceNode.COMPOUND, (left, right) -> {
-			return new CompoundDice(left, right);
-		});
-		opCollapsers.put(OperatorDiceNode.GROUP, (left, right) -> {
-			return new ComplexDice(left, right);
-		});
-
-		return opCollapsers;
-	}
-
-	/**
-	 * Create a dice expression from a literal token
-	 * 
-	 * @param tok
-	 *            The token to convert to an expression
-	 * @return The dice expression represented by the token
-	 */
-	private static IDiceExpression expFromLiteral(LiteralDiceNode tok) {
-		String data = tok.getData();
-
-		if (StringUtils.countMatches(data, 'c') == 1
-				&& !data.equalsIgnoreCase("c")) {
-			String[] strangs = data.split("c");
-
-			return new CompoundDice(ComplexDice.fromString(strangs[0]),
-					ComplexDice.fromString(strangs[1]));
-		} else if (StringUtils.countMatches(data, 'd') == 1
-				&& !data.equalsIgnoreCase("d")) {
-			return ComplexDice.fromString(data);
-		} else {
-			return new ScalarDie(Integer.parseInt(data));
-		}
-	}
-
-	/**
-	 * Flatten a AST into a dice expression
-	 * 
-	 * @param ast
-	 *            The AST to flatten
-	 * @param env
-	 *            The enviroment to flatten against
-	 * @return The AST, flattened into a dice expression
-	 */
-	public static IDiceExpression flatten(AST<IDiceASTNode> ast,
-			Map<String, IDiceExpression> env) {
-		Map<IDiceASTNode, BinaryOperator<IDiceExpression>> opCollapsers =
-				buildOperations(env);
-
-		return ast.collapse((nod) -> {
-			if (nod instanceof LiteralDiceNode) {
-				return expFromLiteral((LiteralDiceNode) nod);
-			} else {
-				return new ReferenceDiceExpression(
-						((VariableDiceNode) nod).getVariable(), env);
-			}
-		} , opCollapsers::get, (r) -> r);
-	}
-}
-- 
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