1 files changed, 0 insertions, 334 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/funcdata/Tree.java b/BJC-Utils2/src/main/java/bjc/utils/funcdata/Tree.java
deleted file mode 100644
index 68a0ae1..0000000
--- a/BJC-Utils2/src/main/java/bjc/utils/funcdata/Tree.java
+++ /dev/null
@@ -1,334 +0,0 @@
-package bjc.utils.funcdata;
-
-import java.util.function.Consumer;
-import java.util.function.Function;
-import java.util.function.Predicate;
-import java.util.function.UnaryOperator;
-
-import bjc.utils.funcdata.bst.TreeLinearizationMethod;
-import bjc.utils.funcutils.StringUtils;
-
-/**
- * A node in a homogenous tree.
- * 
- * @author ben
- *
- * @param <ContainedType>
- */
-public class Tree<ContainedType> implements ITree<ContainedType> {
-	private ContainedType				data;
-	private IList<ITree<ContainedType>>	children;
-
-	private boolean						hasChildren;
-
-	private int							childCount	= 0;
-
-	/**
-	 * Create a new leaf node in a tree
-	 * 
-	 * @param leafToken
-	 *            The data to store as a leaf node
-	 */
-	public Tree(ContainedType leafToken) {
-		data = leafToken;
-
-		hasChildren = false;
-	}
-
-	/**
-	 * Create a new tree node with the specified children
-	 * 
-	 * @param leafToken
-	 *            The data to hold in this node
-	 * @param childrn
-	 *            A list of children for this node
-	 */
-	public Tree(ContainedType leafToken,
-			IList<ITree<ContainedType>> childrn) {
-		data = leafToken;
-
-		hasChildren = true;
-
-		childCount = childrn.getSize();
-
-		children = childrn;
-	}
-
-	/**
-	 * Create a new tree node with the specified children
-	 * 
-	 * @param leafToken
-	 *            The data to hold in this node
-	 * @param childrn
-	 *            A list of children for this node
-	 */
-	@SafeVarargs
-	public Tree(ContainedType leafToken, ITree<ContainedType>... childrn) {
-		data = leafToken;
-
-		hasChildren = true;
-
-		childCount = 0;
-
-		children = new FunctionalList<>();
-
-		for (ITree<ContainedType> child : childrn) {
-			children.add(child);
-
-			childCount++;
-		}
-	}
-
-	@Override
-	public void addChild(ITree<ContainedType> child) {
-		if (hasChildren == false) {
-			hasChildren = true;
-
-			children = new FunctionalList<>();
-		}
-
-		childCount++;
-
-		children.add(child);
-	}
-
-	@Override
-	public <NewType, ReturnedType> ReturnedType collapse(
-			Function<ContainedType, NewType> leafTransform,
-			Function<ContainedType,
-					Function<IList<NewType>, NewType>> nodeCollapser,
-			Function<NewType, ReturnedType> resultTransformer) {
-
-		return resultTransformer
-				.apply(internalCollapse(leafTransform, nodeCollapser));
-	}
-
-	@Override
-	public void doForChildren(Consumer<ITree<ContainedType>> action) {
-		children.forEach(action);
-	}
-
-	@Override
-	public ITree<ContainedType> flatMapTree(
-			Function<ContainedType, ITree<ContainedType>> mapper) {
-		if (hasChildren) {
-			ITree<ContainedType> flatMappedData = mapper.apply(data);
-
-			children.map((child) -> child.flatMapTree(mapper))
-					.forEach((child) -> flatMappedData.addChild(child));
-
-			return flatMappedData;
-		}
-
-		return mapper.apply(data);
-	}
-
-	@Override
-	public int getChildrenCount() {
-		return childCount;
-	}
-
-	protected <NewType> NewType internalCollapse(
-			Function<ContainedType, NewType> leafTransform,
-			Function<ContainedType,
-					Function<IList<NewType>, NewType>> nodeCollapser) {
-		if (hasChildren) {
-			Function<IList<NewType>,
-					NewType> nodeTransformer = nodeCollapser.apply(data);
-
-			IList<NewType> collapsedChildren = (IList<NewType>) children
-					.map((child) -> {
-						return child.collapse(leafTransform, nodeCollapser,
-								(subTreeVal) -> subTreeVal);
-					});
-
-			return nodeTransformer.apply(collapsedChildren);
-		}
-
-		return leafTransform.apply(data);
-	}
-
-	protected void internalToString(StringBuilder builder, int indentLevel,
-			boolean initial) {
-		if (!initial) {
-			StringUtils.indentNLevels(builder, indentLevel);
-		}
-
-		builder.append("Node: ");
-		builder.append(data == null ? "(null)" : data.toString());
-		builder.append("\n");
-
-		if (hasChildren) {
-			children.forEach((child) -> {
-				((Tree<ContainedType>) child).internalToString(builder,
-						indentLevel + 2, false);
-			});
-		}
-	}
-
-	@Override
-	public <MappedType> ITree<MappedType> rebuildTree(
-			Function<ContainedType, MappedType> leafTransformer,
-			Function<ContainedType, MappedType> operatorTransformer) {
-		if (hasChildren) {
-			IList<ITree<MappedType>> mappedChildren = children
-					.map((child) -> {
-						return child.rebuildTree(leafTransformer,
-								operatorTransformer);
-					});
-
-			return new Tree<>(operatorTransformer.apply(data),
-					mappedChildren);
-		}
-
-		return new Tree<>(leafTransformer.apply(data));
-	}
-
-	@Override
-	public void selectiveTransform(Predicate<ContainedType> nodePicker,
-			UnaryOperator<ContainedType> transformer) {
-		if (hasChildren) {
-			children.forEach((child) -> child
-					.selectiveTransform(nodePicker, transformer));
-		} else {
-			data = transformer.apply(data);
-		}
-	}
-
-	@Override
-	public ITree<ContainedType> topDownTransform(
-			Function<ContainedType,
-					TopDownTransformResult> transformPicker,
-			UnaryOperator<ITree<ContainedType>> transformer) {
-		TopDownTransformResult transformResult = transformPicker
-				.apply(data);
-
-		switch (transformResult) {
-			case PASSTHROUGH:
-				ITree<ContainedType> result = new Tree<>(data);
-
-				if (hasChildren) {
-					children.forEach((child) -> {
-						result.addChild(child.topDownTransform(
-								transformPicker, transformer));
-					});
-				}
-
-				return result;
-			case SKIP:
-				return this;
-			case TRANSFORM:
-				return transformer.apply(this);
-			case PUSHDOWN:
-				result = new Tree<>(data);
-
-				if (hasChildren) {
-					children.forEach((child) -> {
-						result.addChild(child.topDownTransform(
-								transformPicker, transformer));
-					});
-				}
-
-				return transformer.apply(result);
-			case PULLUP:
-				ITree<ContainedType> intermediateResult = transformer
-						.apply(this);
-
-				result = new Tree<>(intermediateResult.getHead());
-
-				intermediateResult.doForChildren((child) -> {
-					result.addChild(child.topDownTransform(transformPicker,
-							transformer));
-				});
-
-				return result;
-			default:
-				throw new IllegalArgumentException(
-						"Recieved unknown transform result "
-								+ transformResult);
-
-		}
-	}
-
-	@Override
-	public String toString() {
-		StringBuilder builder = new StringBuilder();
-
-		internalToString(builder, 1, true);
-
-		builder.deleteCharAt(builder.length() - 1);
-
-		return builder.toString();
-	}
-
-	@Override
-	public <TransformedType> TransformedType transformChild(int childNo,
-			Function<ITree<ContainedType>, TransformedType> transformer) {
-		if (childNo < 0 || childNo > (childCount - 1)) {
-			throw new IllegalArgumentException(
-					"Child index #" + childNo + " is invalid");
-		}
-
-		return transformer.apply(children.getByIndex(childNo));
-	}
-
-	@Override
-	public <TransformedType> TransformedType transformHead(
-			Function<ContainedType, TransformedType> transformer) {
-		return transformer.apply(data);
-	}
-
-	@Override
-	public <MappedType> ITree<MappedType> transformTree(
-			Function<ContainedType, MappedType> transformer) {
-		if (hasChildren) {
-			IList<ITree<MappedType>> transformedChildren = children
-					.map((child) -> child.transformTree(transformer));
-
-			return new Tree<>(transformer.apply(data),
-					transformedChildren);
-		}
-
-		return new Tree<>(transformer.apply(data));
-	}
-
-	@Override
-	public void traverse(TreeLinearizationMethod linearizationMethod,
-			Consumer<ContainedType> action) {
-		if (hasChildren) {
-			switch (linearizationMethod) {
-				case INORDER:
-					if (childCount != 2) {
-						throw new IllegalArgumentException(
-								"Can only do in-order traversal for binary trees.");
-					}
-
-					children.getByIndex(0).traverse(linearizationMethod,
-							action);
-
-					action.accept(data);
-
-					children.getByIndex(1).traverse(linearizationMethod,
-							action);
-					break;
-				case POSTORDER:
-					children.forEach((child) -> child
-							.traverse(linearizationMethod, action));
-
-					action.accept(data);
-					break;
-				case PREORDER:
-					action.accept(data);
-
-					children.forEach((child) -> child
-							.traverse(linearizationMethod, action));
-					break;
-				default:
-					break;
-
-			}
-		} else {
-			action.accept(data);
-		}
-	}
-}