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-rw-r--r--src/java/org/apache/fop/pdf/PDFDocument.java115
1 files changed, 50 insertions, 65 deletions
diff --git a/src/java/org/apache/fop/pdf/PDFDocument.java b/src/java/org/apache/fop/pdf/PDFDocument.java
index 29cb88731..748c6b3a8 100644
--- a/src/java/org/apache/fop/pdf/PDFDocument.java
+++ b/src/java/org/apache/fop/pdf/PDFDocument.java
@@ -5,9 +5,9 @@
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
- *
+ *
* http://www.apache.org/licenses/LICENSE-2.0
- *
+ *
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -19,7 +19,7 @@
package org.apache.fop.pdf;
-/// Java
+// Java
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
@@ -28,18 +28,15 @@ import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
+import java.util.Collections;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Iterator;
-import java.util.ArrayList;
-import java.util.Collections;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
-import org.apache.fop.pdf.DestinationComparator;
-
/* image support modified from work of BoBoGi */
/* font support based on work by Takayuki Takeuchi */
@@ -67,13 +64,13 @@ import org.apache.fop.pdf.DestinationComparator;
public class PDFDocument {
private static final Integer LOCATION_PLACEHOLDER = new Integer(0);
-
+
/** Integer constant to represent PDF 1.3 */
public static final int PDF_VERSION_1_3 = 3;
/** Integer constant to represent PDF 1.4 */
public static final int PDF_VERSION_1_4 = 4;
-
+
/**
* the encoding to use when converting strings to PDF commandos.
*/
@@ -89,7 +86,7 @@ public class PDFDocument {
/**
* the character position of each object
*/
- protected List location = new ArrayList();
+ protected List location = new java.util.ArrayList();
/** List of objects to write in the trailer */
private List trailerObjects = new java.util.ArrayList();
@@ -111,12 +108,12 @@ public class PDFDocument {
/** Indicates what PDF version is active */
protected int pdfVersion = PDF_VERSION_1_4;
-
+
/**
* Indicates which PDF profiles are active (PDF/A, PDF/X etc.)
*/
protected PDFProfile pdfProfile = new PDFProfile(this);
-
+
/**
* the /Root object
*/
@@ -208,7 +205,7 @@ public class PDFDocument {
/**
* List of Destinations.
*/
- protected List destinations = new java.util.ArrayList();
+ protected List destinations;
/**
* List of FileSpecs.
@@ -231,19 +228,6 @@ public class PDFDocument {
*/
private PDFDests dests;
- /**
- * The PDFLimits object for the name dictionary.
- * Note: This object is not a list.
- */
- private PDFLimits limits;
-
- /**
- * Whether this PDFDocument has named destinations
- * (and thus needs PDFDestinations, PDFLimits, and
- * PDFDests)
- */
- private boolean hasDestinations = false;
-
private PDFFactory factory;
private boolean encodingOnTheFly = true;
@@ -283,7 +267,7 @@ public class PDFDocument {
public int getPDFVersion() {
return this.pdfVersion;
}
-
+
/** @return the String representing the active PDF version */
public String getPDFVersionString() {
switch (getPDFVersion()) {
@@ -300,7 +284,7 @@ public class PDFDocument {
public PDFProfile getProfile() {
return this.pdfProfile;
}
-
+
/**
* Returns the factory for PDF objects.
* @return PDFFactory the factory
@@ -343,7 +327,7 @@ public class PDFDocument {
/**
* Set the creation date of the document.
- *
+ *
* @param date Date to be stored as creation date in the PDF.
*/
public void setCreationDate(Date date) {
@@ -488,9 +472,6 @@ public class PDFDocument {
if (obj instanceof PDFLink) {
this.links.add(obj);
}
- if (obj instanceof PDFDestination) {
- this.destinations.add(obj);
- }
if (obj instanceof PDFFileSpec) {
this.filespecs.add(obj);
}
@@ -614,7 +595,12 @@ public class PDFDocument {
* @return the link if found, null otherwise
*/
protected PDFDestination findDestination(PDFDestination compare) {
- return (PDFDestination)findPDFObject(destinations, compare);
+ int index = getDestinationList().indexOf(compare);
+ if (index >= 0) {
+ return (PDFDestination)getDestinationList().get(index);
+ } else {
+ return null;
+ }
}
/**
@@ -751,21 +737,27 @@ public class PDFDocument {
}
/**
- * Gets the list of named destinations.
- *
- * @return the list of named destinations.
+ * Adds a destination to the document.
+ * @param destination the destination object
*/
- public ArrayList getDestinationList() {
- return (ArrayList)destinations;
+ public void addDestination(PDFDestination destination) {
+ if (this.destinations == null) {
+ this.destinations = new java.util.ArrayList();
+ }
+ this.destinations.add(destination);
}
-
+
/**
- * Sets whether the document has named destinations.
+ * Gets the list of named destinations.
*
- * @param hasDestinations whether the document has named destinations.
+ * @return the list of named destinations.
*/
- public void setHasDestinations(boolean hasDestinations) {
- this.hasDestinations = hasDestinations;
+ public List getDestinationList() {
+ if (hasDestinations()) {
+ return destinations;
+ } else {
+ return Collections.EMPTY_LIST;
+ }
}
/**
@@ -773,17 +765,8 @@ public class PDFDocument {
*
* @return whether the document has named destinations.
*/
- public boolean getHasDestinations() {
- return this.hasDestinations;
- }
-
- /**
- * Gets the PDFLimits object (part of the name dictionary).
- *
- * @return the PDFLimits object (part of the name dictionary).
- */
- public PDFLimits getLimits() {
- return limits;
+ public boolean hasDestinations() {
+ return this.destinations != null && !this.destinations.isEmpty();
}
/**
@@ -933,8 +916,8 @@ public class PDFDocument {
this.position = 0;
getProfile().verifyPDFVersion();
-
- byte[] pdf = ("%PDF-" + getPDFVersionString() + "\n").getBytes();
+
+ byte[] pdf = encode("%PDF-" + getPDFVersionString() + "\n");
stream.write(pdf);
this.position += pdf.length;
@@ -955,9 +938,9 @@ public class PDFDocument {
try {
MessageDigest digest = MessageDigest.getInstance("MD5");
DateFormat df = new SimpleDateFormat("yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'SSS");
- digest.update(df.format(new Date()).getBytes());
+ digest.update(encode(df.format(new Date())));
//Ignoring the filename here for simplicity even though it's recommended by the PDF spec
- digest.update(String.valueOf(this.position).getBytes());
+ digest.update(encode(String.valueOf(this.position)));
digest.update(getInfo().toPDF());
byte[] res = digest.digest();
String s = PDFText.toHex(res);
@@ -970,7 +953,7 @@ public class PDFDocument {
}
}
}
-
+
/**
* write the trailer
*
@@ -978,11 +961,13 @@ public class PDFDocument {
* @throws IOException if there is an exception writing to the output stream
*/
public void outputTrailer(OutputStream stream) throws IOException {
- if (hasDestinations) {
- Collections.sort((ArrayList)destinations, new DestinationComparator());
- limits = getFactory().makeLimits((ArrayList)destinations);
- dests = getFactory().makeDests(limits.referencePDF());
- this.root.setNames(dests.referencePDF());
+ if (hasDestinations()) {
+ Collections.sort(destinations, new DestinationComparator());
+ dests = getFactory().makeDests(destinations);
+ if (this.root.getNames() == null) {
+ this.root.setNames(getFactory().makeNames());
+ }
+ this.root.getNames().setDests(dests);
}
output(stream);
for (int count = 0; count < trailerObjects.size(); count++) {
@@ -1061,4 +1046,4 @@ public class PDFDocument {
return pdfBytes.length;
}
-} \ No newline at end of file
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-13 20:32:36 +0000