java: use an empty block rather than an empty statement

Change-Id: I05e60964521d6ec3694483816d91359fb12c8e4b

cli_ure/qa/climaker/ClimakerTestCase.java

@@ -80,7 +80,7 @@ class Reader extends Thread
         try
         {
             byte[] buf = new byte[1024];
-            while (-1 != is.read(buf));
+            while (-1 != is.read(buf)) {}
         }
         catch (java.io.IOException exc)
         {

dbaccess/qa/complex/dbaccess/RowSet.java

@@ -782,7 +782,7 @@ public class RowSet extends TestCase
         m_resultSetUpdate.deleteRow();
         assertTrue("|deleteRow|, but no |rowDeleted| (this should have been found much earlier!)", m_resultSet.rowDeleted());
         clone.beforeFirst();
-        while (clone.next());
+        while (clone.next()) {}
         assertTrue("row set forgot that the current row is deleted", m_resultSet.rowDeleted());
 
         assertTrue("moving to the next record after |deleteRow| and clone moves failed", m_resultSet.next());

scripting/java/org/openoffice/idesupport/SVersionRCFile.java

@@ -126,7 +126,7 @@ public class SVersionRCFile {
         String s;
 
         while ((s = br.readLine()) != null &&
-              (s.equals(VERSIONS_LINE)) != true);
+              (s.equals(VERSIONS_LINE)) != true) {}
 
         while ((s = br.readLine()) != null &&
               (s.equals("")) != true) {

testtools/qa/cli/CLITest.java

@@ -89,7 +89,7 @@ class Reader extends Thread
         try
         {
             byte[] buf = new byte[1024];
-            while (-1 != is.read(buf));
+            while (-1 != is.read(buf)) {}
         }
         catch (java.io.IOException exc)
         {

testtools/qa/cliversioning/VersionTestCase.java

@@ -87,7 +87,7 @@ class Reader extends Thread
         try
         {
             byte[] buf = new byte[1024];
-            while (-1 != is.read(buf));
+            while (-1 != is.read(buf)) {}
         }
         catch (java.io.IOException exc)
         {