Replace AbstractWordUtils.equals with Objects.equals

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1869705 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/src/org/apache/poi/hwpf/converter/AbstractWordUtils.java

 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Set;
-import java.util.TreeSet;
+import java.util.*;
 
 import org.apache.poi.hwpf.HWPFDocument;
 import org.apache.poi.hwpf.HWPFDocumentCore;
         Element element1 = (Element) node1;
         Element element2 = (Element) node2;
 
-        if ( !equals( requiredTagName, element1.getTagName() )
-                || !equals( requiredTagName, element2.getTagName() ) )
+        if ( !Objects.equals( requiredTagName, element1.getTagName() )
+                || !Objects.equals( requiredTagName, element2.getTagName() ) )
             return false;
 
         NamedNodeMap attributes1 = element1.getAttributes();
                 attr2 = (Attr) attributes2.getNamedItem( attr1.getName() );
 
             if ( attr2 == null
-                    || !equals( attr1.getTextContent(), attr2.getTextContent() ) )
+                    || !Objects.equals( attr1.getTextContent(), attr2.getTextContent() ) )
                 return false;
         }
 
         }
     }
 
-    static boolean equals( String str1, String str2 )
-    {
-        return str1 == null ? str2 == null : str1.equals( str2 );
-    }
-
     public static String getBorderType( BorderCode borderCode )
     {
         if ( borderCode == null )

src/scratchpad/src/org/apache/poi/hwpf/converter/WordToHtmlConverter.java

 import java.util.Deque;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Objects;
 
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.ParserConfigurationException;
         Triplet triplet = getCharacterRunTriplet( characterRun );
 
         if ( AbstractWordUtils.isNotEmpty( triplet.fontName )
-                && !AbstractWordUtils.equals( triplet.fontName,
+                && !Objects.equals( triplet.fontName,
                         blockProperies.pFontName ) )
         {
             style.append("font-family:").append(triplet.fontName).append(";");