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Posted to commits@pdfbox.apache.org by le...@apache.org on 2021/03/18 07:13:59 UTC

svn commit: r1887773 - in /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common: PDNumberTreeNode.java PDObjectStream.java

Author: lehmi
Date: Thu Mar 18 07:13:58 2021
New Revision: 1887773

URL: http://svn.apache.org/viewvc?rev=1887773&view=rev
Log:
PDFBOX-4892: use convenience methods to simplify code

Modified:
    pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDNumberTreeNode.java
    pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDObjectStream.java

Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDNumberTreeNode.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDNumberTreeNode.java?rev=1887773&r1=1887772&r2=1887773&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDNumberTreeNode.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDNumberTreeNode.java Thu Mar 18 07:13:58 2021
@@ -88,7 +88,7 @@ public class PDNumberTreeNode implements
     public List<PDNumberTreeNode> getKids()
     {
         List<PDNumberTreeNode> retval = null;
-        COSArray kids = (COSArray)node.getDictionaryObject( COSName.KIDS );
+        COSArray kids = node.getCOSArray(COSName.KIDS);
         if( kids != null )
         {
             List<PDNumberTreeNode> pdObjects = new ArrayList<>();
@@ -175,10 +175,9 @@ public class PDNumberTreeNode implements
     public Map<Integer,COSObjectable> getNumbers()  throws IOException
     {
         Map<Integer, COSObjectable> indices = null;
-        COSBase numBase = node.getDictionaryObject(COSName.NUMS);
-        if (numBase instanceof COSArray)
+        COSArray numbersArray = node.getCOSArray(COSName.NUMS);
+        if (numbersArray != null)
         {
-            COSArray numbersArray = (COSArray) numBase;
             indices = new HashMap<>();
             if (numbersArray.size() % 2 != 0)
             {
@@ -279,7 +278,7 @@ public class PDNumberTreeNode implements
     public Integer getUpperLimit()
     {
         Integer retval = null;
-        COSArray arr = (COSArray)node.getDictionaryObject( COSName.LIMITS );
+        COSArray arr = node.getCOSArray(COSName.LIMITS);
         if( arr != null && arr.get(0) != null )
         {
             retval = arr.getInt( 1 );
@@ -294,7 +293,7 @@ public class PDNumberTreeNode implements
      */
     private void setUpperLimit( Integer upper )
     {
-        COSArray arr = (COSArray)node.getDictionaryObject( COSName.LIMITS );
+        COSArray arr = node.getCOSArray(COSName.LIMITS);
         if( arr == null )
         {
             arr = new COSArray();
@@ -320,7 +319,7 @@ public class PDNumberTreeNode implements
     public Integer getLowerLimit()
     {
         Integer retval = null;
-        COSArray arr = (COSArray)node.getDictionaryObject( COSName.LIMITS );
+        COSArray arr = node.getCOSArray(COSName.LIMITS);
         if( arr != null && arr.get(0) != null )
         {
             retval = arr.getInt( 0 );
@@ -335,7 +334,7 @@ public class PDNumberTreeNode implements
      */
     private void setLowerLimit( Integer lower )
     {
-        COSArray arr = (COSArray)node.getDictionaryObject( COSName.LIMITS );
+        COSArray arr = node.getCOSArray(COSName.LIMITS);
         if( arr == null )
         {
             arr = new COSArray();

Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDObjectStream.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDObjectStream.java?rev=1887773&r1=1887772&r2=1887773&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDObjectStream.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDObjectStream.java Thu Mar 18 07:13:58 2021
@@ -114,14 +114,8 @@ public class PDObjectStream extends PDSt
      */
     public PDObjectStream getExtends()
     {
-        PDObjectStream retval = null;
-        COSStream stream = (COSStream)getCOSObject().getDictionaryObject( COSName.EXTENDS );
-        if( stream != null )
-        {
-            retval = new PDObjectStream( stream );
-        }
-        return retval;
-
+        COSStream stream = getCOSObject().getCOSStream(COSName.EXTENDS);
+        return stream != null ? new PDObjectStream(stream) : null;
     }
 
     /**