summaryrefslogtreecommitdiff
path: root/src/main/java/bjc/data/Toggle.java
diff options
context:
space:
mode:
authorbculkin2442 <bjculkin@mix.wvu.edu>2019-07-02 18:05:22 -0400
committerbculkin2442 <bjculkin@mix.wvu.edu>2019-07-02 18:05:22 -0400
commit843329de434bb334d90927c4d22345373a388530 (patch)
treeb0ad1f764bd29ff43841e1095a5b58194c20cb37 /src/main/java/bjc/data/Toggle.java
parentac36f171a3cebb0993cc28548635e3f654f8e325 (diff)
Rename package root
The package root is now bjc, not io.github.bculkin2442.
Diffstat (limited to 'src/main/java/bjc/data/Toggle.java')
-rw-r--r--src/main/java/bjc/data/Toggle.java34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/main/java/bjc/data/Toggle.java b/src/main/java/bjc/data/Toggle.java
new file mode 100644
index 0000000..14c77d3
--- /dev/null
+++ b/src/main/java/bjc/data/Toggle.java
@@ -0,0 +1,34 @@
+package bjc.data;
+
+/**
+ * A stateful holder that swaps between two values of the same type.
+ *
+ * @author EVE
+ *
+ * @param <E>
+ * The value stored in the toggle.
+ */
+public interface Toggle<E> {
+ /**
+ * Retrieve the currently-aligned value of this toggle, and swap the
+ * value to the new one.
+ *
+ * @return The previously-aligned value.
+ */
+ E get();
+
+ /**
+ * Retrieve the currently-aligned value without altering the alignment.
+ *
+ * @return The currently-aligned value.
+ */
+ E peek();
+
+ /**
+ * Change the alignment of the toggle.
+ *
+ * @param isLeft
+ * Whether the toggle should be left-aligned or not.
+ */
+ void set(boolean isLeft);
+}