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-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/placeholder/SignaturePlaceholderExtractor.java70
1 files changed, 47 insertions, 23 deletions
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/placeholder/SignaturePlaceholderExtractor.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/placeholder/SignaturePlaceholderExtractor.java
index 99027be0..7cff90d6 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/placeholder/SignaturePlaceholderExtractor.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/placeholder/SignaturePlaceholderExtractor.java
@@ -256,10 +256,39 @@ public class SignaturePlaceholderExtractor extends PDFStreamEngine implements Pl
}
}
+ private SignaturePlaceholderData matchPlaceholderPage(
+ List<SignaturePlaceholderData> placeholders, String placeholderId, int matchMode) {
+ log.debug("Searching requested placeholder:{} with matchMode:{} in single page ... ", placeholderId, matchMode);
+
+ if (placeholders.size() == 0) {
+ return null;
+
+ }
+
+ // check if find a placeholder with that ID
+ for (final SignaturePlaceholderData data : placeholders) {
+ if (placeholderId != null && data.getId() != null
+ && matchPlaceHolderId(placeholderId, data.getId())) {
+ return data;
+
+ }
+
+ if (matchMode != PLACEHOLDER_MATCH_MODE_SORTED
+ && placeholderId == null && data.getId() == null) {
+ return data;
+
+ }
+ }
+
+ return null;
+ }
+
private SignaturePlaceholderData matchPlaceholderDocument(
List<SignaturePlaceholderData> placeholders, String placeholderId,
int matchMode) throws PlaceholderExtractionException {
+ log.debug("Searching requested placeholder:{} with matchMode:{} on any page ... ", placeholderId, matchMode);
+
if (matchMode == PLACEHOLDER_MATCH_MODE_STRICT) {
throw new PlaceholderExtractionException("error.pdf.stamp.09");
}
@@ -307,6 +336,20 @@ public class SignaturePlaceholderExtractor extends PDFStreamEngine implements Pl
return null;
}
+ private boolean matchPlaceHolderId(String first, String second) {
+ try {
+ Integer firstIdInt = Integer.valueOf(first);
+ Integer secondIdInt = Integer.valueOf(second);
+ return firstIdInt == secondIdInt;
+
+ } catch (NumberFormatException e) {
+ log.trace("Can not compare placeholderId's on integer level. Using String compare ... ");
+ return first.equalsIgnoreCase(second);
+
+ }
+
+ }
+
private SignaturePlaceholderData placeHolderIdMatcher(SignaturePlaceholderData currentFirstSpd,
SignaturePlaceholderData spd) {
try {
@@ -339,28 +382,6 @@ public class SignaturePlaceholderExtractor extends PDFStreamEngine implements Pl
}
}
- private SignaturePlaceholderData matchPlaceholderPage(
- List<SignaturePlaceholderData> placeholders, String placeholderId,
- int matchMode) {
-
- if ((matchMode == PLACEHOLDER_MATCH_MODE_SORTED) || (placeholders.size() == 0)) {
- return null;
- }
-
- for (final SignaturePlaceholderData data : placeholders) {
- if (placeholderId != null && placeholderId.equals(data.getId())) {
- return data;
-
- }
- if (placeholderId == null && data.getId() == null) {
- return data;
-
- }
- }
-
- return null;
- }
-
private List<String> existingExistingSignatureNames(PDDocument doc) {
final List<String> existingLocations = new ArrayList<>();
try {
@@ -379,9 +400,12 @@ public class SignaturePlaceholderExtractor extends PDFStreamEngine implements Pl
private List<SignaturePlaceholderData> removeAlreadyUsePlaceholders(
List<SignaturePlaceholderData> placeholders, List<String> existingPlaceholders) {
if (placeholders != null) {
- return placeholders.stream()
+ List<SignaturePlaceholderData> result = placeholders.stream()
.filter(el -> !existingPlaceholders.contains(el.getPlaceholderName()))
.collect(Collectors.toList());
+ log.debug("Initial found #{} placeholders, but #{} removed because already used.",
+ placeholders.size(), placeholders.size() - result.size());
+ return result;
} else {
return Collections.emptyList();