From 3d982813b34f6f230baf4a467cdc37ec92a77595 Mon Sep 17 00:00:00 2001
From: netconomy <netconomy@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Fri, 17 Aug 2007 06:10:56 +0000
Subject: Performance

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@167 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 .../gv/egiz/pdfas/framework/input/DataSource.java  | 35 ++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java

(limited to 'src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java')

diff --git a/src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java b/src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java
new file mode 100644
index 0000000..265cb0c
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java
@@ -0,0 +1,35 @@
+/**
+ * 
+ */
+package at.gv.egiz.pdfas.framework.input;
+
+import java.io.InputStream;
+
+/**
+ * The input document data source.
+ * 
+ * <p>
+ * Usually this is a PdfDataSource, but it may be a TextDataSource as well.
+ * </p>
+ * 
+ * @author wprinz
+ * 
+ */
+public interface DataSource
+{
+  /**
+   * Creates a new InputStream that allows to read out the document's binary
+   * data from the beginning.
+   * 
+   * @return Returns the InputStream with the binary data.
+   */
+  public InputStream createInputStream();
+
+  /**
+   * Returns the length (number of bytes) of the stream.
+   * 
+   * @return Returns the length (number of bytes) of the stream.
+   */
+  public int getLength();
+
+}
-- 
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