Moved things around for rewrite of AST mechanisms

1 files changed, 101 insertions, 0 deletions

diff --git a/dice-lang/src/main/java/bjc/dicelang/old/ast/nodes/VariableDiceNode.java b/dice-lang/src/main/java/bjc/dicelang/old/ast/nodes/VariableDiceNode.java
new file mode 100644
index 0000000..262f99b
--- /dev/null
+++ b/dice-lang/src/main/java/bjc/dicelang/old/ast/nodes/VariableDiceNode.java
@@ -0,0 +1,101 @@
+package bjc.dicelang.old.ast.nodes;
+
+/**
+ * A node that represents a variable reference
+ * 
+ * @author ben
+ *
+ */
+public class VariableDiceNode implements IDiceASTNode {
+	/**
+	 * The variable referenced by this node
+	 */
+	private String variableName;
+
+	/**
+	 * Create a new node representing the specified variable
+	 * 
+	 * @param varName
+	 *            The name of the variable being referenced
+	 */
+	public VariableDiceNode(String varName) {
+		this.variableName = varName;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see java.lang.Object#equals(java.lang.Object)
+	 */
+	@Override
+	public boolean equals(Object obj) {
+		// Handle special cases
+		if (this == obj) {
+			return true;
+		} else if (obj == null) {
+			return false;
+		} else if (getClass() != obj.getClass()) {
+			return false;
+		} else {
+			VariableDiceNode other = (VariableDiceNode) obj;
+
+			if (variableName == null) {
+				if (other.variableName != null) {
+					return false;
+				}
+			} else if (!variableName.equals(other.variableName)) {
+				return false;
+			}
+
+			return true;
+		}
+	}
+
+	@Override
+	public DiceASTType getType() {
+		return DiceASTType.VARIABLE;
+	}
+
+	/**
+	 * Get the variable referenced by this AST node
+	 * 
+	 * @return the variable referenced by this AST node
+	 */
+	public String getVariable() {
+		return variableName;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see java.lang.Object#hashCode()
+	 */
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result
+				+ ((variableName == null) ? 0 : variableName.hashCode());
+		return result;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see bjc.utils.dice.ast.IDiceASTNode#isOperator()
+	 */
+	@Override
+	public boolean isOperator() {
+		return false;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see java.lang.Object#toString()
+	 */
+	@Override
+	public String toString() {
+		return variableName;
+	}
+}
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