1 files changed, 7 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/DataSink.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/DataSink.java
index 4a3fb52c..258141b5 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/DataSink.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/DataSink.java
@@ -2,6 +2,13 @@ package at.gv.egiz.pdfas.lib.api;
 
 import java.io.OutputStream;
 
+/**
+ * Data Sink interface.
+ */
 public interface DataSink {
+	/**
+	 * Creates an output stream to receive the data
+	 * @return an output stream for the data
+	 */
 	public OutputStream createOutputStream();
 }