1 files changed, 42 insertions, 0 deletions
diff --git a/src/main/java/bjc/data/SingleIterator.java b/src/main/java/bjc/data/SingleIterator.java
new file mode 100644
index 0000000..3144447
--- /dev/null
+++ b/src/main/java/bjc/data/SingleIterator.java
@@ -0,0 +1,42 @@
+package bjc.data;
+
+import java.util.Iterator;
+
+/**
+ * An iterator that will only ever yield one item.
+ *
+ * @author EVE
+ *
+ * @param <T>
+ *        The type of the item.
+ */
+public class SingleIterator<T> implements Iterator<T> {
+	/* The item being held. */
+	private final T itm;
+	/* Whether we've yielded the item yet. */
+	private boolean yielded;
+
+	/**
+	 * Create a iterator that yields a single item.
+	 *
+	 * @param item
+	 *        The item to yield.
+	 */
+	public SingleIterator(final T item) {
+		itm = item;
+
+		yielded = false;
+	}
+
+	@Override
+	public boolean hasNext() {
+		return !yielded;
+	}
+
+	@Override
+	public T next() {
+		yielded = true;
+
+		return itm;
+	}
+}