From 05bb1067b348f43108fd04b968dc53fc338373fb Mon Sep 17 00:00:00 2001
From: Ben Culkin <scorpress@gmail.com>
Date: Tue, 16 Aug 2022 23:04:07 -0400
Subject: Update a few things

---
 .../utils/ioutils/blocks/IteratorBlockReader.java  | 52 ++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 base/src/main/java/bjc/utils/ioutils/blocks/IteratorBlockReader.java

(limited to 'base/src/main/java/bjc/utils/ioutils/blocks/IteratorBlockReader.java')

diff --git a/base/src/main/java/bjc/utils/ioutils/blocks/IteratorBlockReader.java b/base/src/main/java/bjc/utils/ioutils/blocks/IteratorBlockReader.java
new file mode 100644
index 0000000..de4a083
--- /dev/null
+++ b/base/src/main/java/bjc/utils/ioutils/blocks/IteratorBlockReader.java
@@ -0,0 +1,52 @@
+package bjc.utils.ioutils.blocks;
+
+import java.io.IOException;
+import java.util.Iterator;
+
+/**
+ * BlockReader which produces blocks from an iterator
+ * 
+ * @author bjcul
+ */
+public final class IteratorBlockReader implements BlockReader {
+	private final Iterator<Block> iter;
+	private Block currBlock;
+	private int blockCount = 0;
+
+	/**
+	 * Create a new block reader from an iterator.
+	 * 
+	 * @param iter The iterator to get blocks from.
+	 */
+	public IteratorBlockReader(Iterator<Block> iter) {
+		this.iter = iter;
+	}
+
+	@Override
+	public boolean nextBlock() {
+		if (!iter.hasNext()) return false;
+		currBlock = iter.next();
+		blockCount++;
+		return true;
+	}
+
+	@Override
+	public boolean hasNextBlock() {
+		return iter.hasNext();
+	}
+
+	@Override
+	public int getBlockCount() {
+		return blockCount;
+	}
+
+	@Override
+	public Block getBlock() {
+		return currBlock;
+	}
+
+	@Override
+	public void close() throws IOException {
+		// Nothing for us to really do
+	}
+}
\ No newline at end of file
-- 
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