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| author | Benjamin J. Culkin <bjculkin@mix.wvu.edu> | 2017-10-08 22:39:59 -0300 |
|---|---|---|
| committer | Benjamin J. Culkin <bjculkin@mix.wvu.edu> | 2017-10-08 22:39:59 -0300 |
| commit | c82e3b3b2de0633317ec8fc85925e91422820597 (patch) | |
| tree | 96567416ce23c5ce85601f9cedc3a94bb1c55cba /base/src/main/java/bjc/utils/data/SingleIterator.java | |
| parent | b3ac1c8690c3e14c879913e5dcc03a5f5e14876e (diff) | |
Start splitting into maven modules
Diffstat (limited to 'base/src/main/java/bjc/utils/data/SingleIterator.java')
| -rw-r--r-- | base/src/main/java/bjc/utils/data/SingleIterator.java | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/base/src/main/java/bjc/utils/data/SingleIterator.java b/base/src/main/java/bjc/utils/data/SingleIterator.java new file mode 100644 index 0000000..4069c3f --- /dev/null +++ b/base/src/main/java/bjc/utils/data/SingleIterator.java @@ -0,0 +1,41 @@ +package bjc.utils.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> { + private final T itm; + + 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; + } +} |
