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-rw-r--r--BJC-Utils2/src/main/java/bjc/utils/funcutils/StringUtils.java6
1 files changed, 6 insertions, 0 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/funcutils/StringUtils.java b/BJC-Utils2/src/main/java/bjc/utils/funcutils/StringUtils.java
index c58a42b..1d1838e 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/funcutils/StringUtils.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/funcutils/StringUtils.java
@@ -1,5 +1,7 @@
package bjc.utils.funcutils;
+import java.util.Deque;
+
/**
* Utility methods for operations on strings
*
@@ -71,4 +73,8 @@ public class StringUtils {
builder.append("\t");
}
}
+
+ public static <ContainedType> String printDeque(Deque<ContainedType> queuedTrees) {
+ return queuedTrees.isEmpty() ? "(none)" : queuedTrees.toString();
+ }
}