xmerge: The assigned value is never used

Change-Id: I1c9730d494546b01836c60f49861784a068ca1a0
Reviewed-on: https://gerrit.libreoffice.org/10660Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

xmerge/source/bridge/java/XMergeBridge.java

@@ -116,7 +116,7 @@ public class XMergeBridge {
 
     String getFileName(String origName)
     {
-        String name=null;
+        String name;
         if (origName !=null)
         {
         if(origName.equalsIgnoreCase(""))
@@ -474,7 +474,7 @@ public class XMergeBridge {
                      URI uri=new URI(sURL);
                      String  newFileName= getPath(uri);
 
-                     File newFile=null;
+                     File newFile;
                      if (newFileName.lastIndexOf(".")!=-1){
                          newFile =new File(newFileName.substring(0,newFileName.lastIndexOf("."))+String.valueOf(i)+newFileName.substring(newFileName.lastIndexOf(".")));
                      }

xmerge/source/xmerge/java/org/openoffice/xmerge/ConverterFactory.java

@@ -46,7 +46,7 @@ public class ConverterFactory {
     */
     public boolean canConvert(String mimeTypeIn, String mimeTypeOut) {
 
-        ConverterInfo foundInfo = null;
+        ConverterInfo foundInfo;
 
         // findConverterInfo expects the second paramenter to be the
         // destination MimeType
@@ -73,7 +73,7 @@ public class ConverterFactory {
     */
     public Convert getConverter(String mimeTypeIn, String mimeTypeOut) {
 
-        ConverterInfo foundInfo = null;
+        ConverterInfo foundInfo;
         boolean toOffice;
 
         toOffice = ConverterInfo.isValidOfficeType(mimeTypeOut);

xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/OfficeZip.java

@@ -83,7 +83,7 @@ class OfficeZip {
     void read(InputStream is) throws IOException {
 
         ZipInputStream zis = new ZipInputStream(is);
-        ZipEntry ze = null;
+        ZipEntry ze;
         int i = -1;
 
         while ((ze = zis.getNextEntry()) != null) {
@@ -94,7 +94,7 @@ class OfficeZip {
 
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
 
-            int len = 0;
+            int len;
             byte buffer[] = new byte[BUFFERSIZE];
 
             while ((len = zis.read(buffer)) > 0) {

xmerge/source/xmerge/java/org/openoffice/xmerge/merger/diff/NodeIterator.java

@@ -119,9 +119,8 @@ public abstract class NodeIterator implements Iterator {
 
     public boolean equivalent(Object obj1, Object obj2) {
         boolean equal = false;
-        String errMsg = null;
         if (!(obj1 instanceof Node && obj2 instanceof Node)) {
-            errMsg = Resources.getInstance().getString("NOT_NODE_ERROR");
+            String errMsg = Resources.getInstance().getString("NOT_NODE_ERROR");
             Debug.log(Debug.ERROR, errMsg);
         } else {
             Node node1 = (Node)obj1;