Implemented support for lazy pairs

1 files changed, 31 insertions, 0 deletions

diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java
new file mode 100644
index 0000000..f680ed7
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java
@@ -0,0 +1,31 @@
+package bjc.utils.data.lazy;
+
+import java.util.function.BiConsumer;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+
+import bjc.utils.data.IPair;
+import bjc.utils.data.Pair;
+
+public class LazyPair<L, R> implements IPair<L, R> {
+	private LazyHolder<Pair<L, R>> del;
+
+	@Override
+	public <L2, R2> IPair<L2, R2> apply(Function<L, L2> lf,
+			Function<R, R2> rf) {
+		return del.unwrap((par) -> par.apply(lf, rf));
+	}
+
+	@Override
+	public <E> E merge(BiFunction<L, R, E> bf) {
+		return del.unwrap((par) -> par.merge(bf));
+	}
+
+	@Override
+	public void doWith(BiConsumer<L, R> bc) {
+		del.doWith((par) -> {
+			par.doWith(bc);
+		});
+	}
+
+}