From c82e3b3b2de0633317ec8fc85925e91422820597 Mon Sep 17 00:00:00 2001
From: "Benjamin J. Culkin" <bjculkin@mix.wvu.edu>
Date: Sun, 8 Oct 2017 22:39:59 -0300
Subject: Start splitting into maven modules

---
 .../main/java/bjc/utils/data/BooleanToggle.java    | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 base/src/main/java/bjc/utils/data/BooleanToggle.java

(limited to 'base/src/main/java/bjc/utils/data/BooleanToggle.java')

diff --git a/base/src/main/java/bjc/utils/data/BooleanToggle.java b/base/src/main/java/bjc/utils/data/BooleanToggle.java
new file mode 100644
index 0000000..12e3b2e
--- /dev/null
+++ b/base/src/main/java/bjc/utils/data/BooleanToggle.java
@@ -0,0 +1,76 @@
+package bjc.utils.data;
+
+/**
+ * A simple {@link ValueToggle} that swaps between true and false.
+ *
+ * @author EVE
+ *
+ */
+public class BooleanToggle implements Toggle<Boolean> {
+	private boolean val;
+
+	/**
+	 * Create a new, initially false, flip-flop.
+	 */
+	public BooleanToggle() {
+		this(false);
+	}
+
+	/**
+	 * Create a flip-flop with the specified initial value.
+	 *
+	 * @param initial
+	 *                The initial value of the flip-flop.
+	 */
+	public BooleanToggle(final boolean initial) {
+		val = initial;
+	}
+
+	@Override
+	public Boolean get() {
+		final boolean res = val;
+
+		val = !res;
+
+		return res;
+	}
+
+	@Override
+	public Boolean peek() {
+		return val;
+	}
+
+	@Override
+	public void set(final boolean vl) {
+		val = vl;
+	}
+
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+
+		int result = 1;
+
+		result = prime * result + (val ? 1231 : 1237);
+
+		return result;
+	}
+
+	@Override
+	public boolean equals(final Object obj) {
+		if (this == obj) return true;
+		if (obj == null) return false;
+		if (!(obj instanceof BooleanToggle)) return false;
+
+		final BooleanToggle other = (BooleanToggle) obj;
+
+		if (val != other.val) return false;
+
+		return true;
+	}
+
+	@Override
+	public String toString() {
+		return String.format("BooleanToggle [val=%s]", val);
+	}
+}
\ No newline at end of file
-- 
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