Reorganize blocks

1 files changed, 81 insertions, 0 deletions

diff --git a/BJC-Utils2/src/main/java/bjc/utils/ioutils/blocks/BlockReaders.java b/BJC-Utils2/src/main/java/bjc/utils/ioutils/blocks/BlockReaders.java
new file mode 100644
index 0000000..ca82b51
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/ioutils/blocks/BlockReaders.java
@@ -0,0 +1,81 @@
+package bjc.utils.ioutils.blocks;
+
+import java.io.Reader;
+
+/**
+ * Utility methods for constructing instances of {@link BlockReader}
+ * 
+ * @author bjculkin
+ *
+ */
+public class BlockReaders {
+	/**
+	 * Create a new simple block reader that works off a regex.
+	 * 
+	 * @param blockDelim
+	 *                The regex that separates blocks.
+	 * 
+	 * @param source
+	 *                The reader to get blocks from.
+	 * 
+	 * @return A configured simple reader.
+	 */
+	public static SimpleBlockReader simple(String blockDelim, Reader source) {
+		return new SimpleBlockReader(blockDelim, source);
+	}
+
+	/**
+	 * Create a new pushback block reader.
+	 * 
+	 * @param src
+	 *                The block reader to read blocks from.
+	 * 
+	 * @return A configured pushback reader.
+	 */
+	public static PushbackBlockReader pushback(BlockReader src) {
+		return new PushbackBlockReader(src);
+	}
+
+	/**
+	 * Create a new triggered block reader.
+	 * 
+	 * @param source
+	 *                The block reader to read blocks from.
+	 * 
+	 * @param action
+	 *                The action to execute before reading a block.
+	 * 
+	 * @return A configured triggered block reader.
+	 */
+	public static BlockReader trigger(BlockReader source, Runnable action) {
+		return new TriggeredBlockReader(source, action);
+	}
+
+	/**
+	 * Create a new layered block reader.
+	 *
+	 * @param primary
+	 *                The first source to read blocks from.
+	 * 
+	 * @param secondary
+	 *                The second source to read blocks from.
+	 * 
+	 * @return A configured layered block reader.
+	 */
+	public static BlockReader layered(BlockReader primary, BlockReader secondary) {
+		return new LayeredBlockReader(primary, secondary);
+	}
+
+	/**
+	 * Create a new serial block reader.
+	 * 
+	 * @param readers
+	 *                The readers to pull from, in the order to pull from
+	 *                them.
+	 * 
+	 * @return A configured serial block reader.
+	 */
+	public static BlockReader serial(BlockReader... readers) {
+		return new SerialBlockReader(readers);
+	}
+}
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