diff options
Diffstat (limited to 'src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java')
-rw-r--r-- | src/main/java/at/gv/egiz/pdfas/framework/input/DataSource.java | 35 |
1 files changed, 35 insertions, 0 deletions
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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