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authornetconomy <netconomy@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2007-08-17 06:10:56 +0000
committernetconomy <netconomy@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2007-08-17 06:10:56 +0000
commit3d982813b34f6f230baf4a467cdc37ec92a77595 (patch)
tree85319d39cee2ded1bb7a2b2dd9e8ea37e3778248 /src/main/java/at/gv/egiz/pdfas/framework/vfilter/VerificationFilter.java
parent07f6c8f33b2d700276fe6ec6339ff836c8710131 (diff)
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Performance
git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@167 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
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+/**
+ *
+ */
+package at.gv.egiz.pdfas.framework.vfilter;
+
+import java.util.List;
+
+import at.gv.egiz.pdfas.exceptions.framework.VerificationFilterException;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.framework.input.TextDataSource;
+
+/**
+ * Extracts all signatures from a given PDF document or text.
+ *
+ * @see VerificationFilterParameters
+ *
+ * @author wprinz
+ */
+public interface VerificationFilter
+{
+
+ /**
+ * Extracts the signatures from the given PDF.
+ *
+ * @param pdf
+ * The PDF.
+ * @param blocks
+ * The List of Incremental Update blocks. Usually this comes from a
+ * preprocessing step.
+ * @param parameters
+ * The algorithm parameters.
+ * @return Returns a List of SignatureHolders containing the signatures. May
+ * be empty in case no signatures have been found.
+ * @throws VerificationFilterException
+ * Thrown if something goes wrong.
+ */
+ public List extractSignatureHolders(PdfDataSource pdf, List blocks, VerificationFilterParameters parameters) throws VerificationFilterException;
+
+ /**
+ * Extracts the text signatures from the given free-text.
+ *
+ * @param text
+ * The free-text.
+ * @param parameters
+ * The algorithm parameters.
+ * @return Returns a List of SignatureHolders containing the signatures. May
+ * be empty in case no signatures have been found.
+ * @throws VerificationFilterException
+ * Thrown if something goes wrong.
+ */
+ public List extractSignaturHolders(TextDataSource text, VerificationFilterParameters parameters) throws VerificationFilterException;
+}