Add missing braces around if- for- and while-statements

Change-Id: Ib7d455426fa78ac803f9d5162466f52b973cf998

gerrit-common/src/main/java/com/google/gerrit/common/data/CommentDetail.java

@@ -136,7 +136,9 @@ public class CommentDetail {
         parentMap.put(parentUuid, l);
       }
       l.add(c);
-      if (parentUuid == null) rootComments.add(c);
+      if (parentUuid == null) {
+        rootComments.add(c);
+      }
     }
 
     // Add the comments in the list, starting with the head and then going through all the

gerrit-common/src/main/java/com/google/gerrit/common/data/PermissionRange.java

@@ -125,11 +125,15 @@ public class PermissionRange implements Comparable<PermissionRange> {
       r.append(' ');
     } else {
       if (getMin() != getMax()) {
-        if (0 <= getMin()) r.append('+');
+        if (0 <= getMin()) {
+          r.append('+');
+        }
         r.append(getMin());
         r.append("..");
       }
-      if (0 <= getMax()) r.append('+');
+      if (0 <= getMax()) {
+        r.append('+');
+      }
       r.append(getMax());
       r.append(' ');
     }

gerrit-common/src/main/java/com/google/gerrit/common/data/PermissionRule.java

@@ -126,8 +126,12 @@ public class PermissionRule implements Comparable<PermissionRule> {
   @Override
   public int compareTo(PermissionRule o) {
     int cmp = action(this) - action(o);
-    if (cmp == 0) cmp = range(o) - range(this);
-    if (cmp == 0) cmp = group(this).compareTo(group(o));
+    if (cmp == 0) {
+      cmp = range(o) - range(this);
+    }
+    if (cmp == 0) {
+      cmp = group(this).compareTo(group(o));
+    }
     return cmp;
   }
 

gerrit-extension-api/src/main/java/com/google/gerrit/extensions/restapi/BinaryResult.java

@@ -196,8 +196,9 @@ public abstract class BinaryResult implements Closeable {
     } catch (UnsupportedCharsetException | CharacterCodingException e) {
       // Fallback to ISO-8850-1 style encoding.
       StringBuilder r = new StringBuilder(data.length);
-      for (byte b : data)
-          r.append((char) (b & 0xff));
+      for (byte b : data) {
+        r.append((char) (b & 0xff));
+      }
       return r.toString();
     }
   }

gerrit-gwtui/src/main/java/com/google/gerrit/client/Dispatcher.java

@@ -707,11 +707,13 @@ public class Dispatcher {
           return new RegisterScreen("/" + skip(token));
         }
 
-        if (matchPrefix("/VE/", token) || matchPrefix("VE,", token))
+        if (matchPrefix("/VE/", token) || matchPrefix("VE,", token)) {
           return new ValidateEmailScreen(skip(token));
+        }
 
-        if (matchExact(SETTINGS_NEW_AGREEMENT, token))
+        if (matchExact(SETTINGS_NEW_AGREEMENT, token)) {
           return new NewAgreementScreen();
+        }
 
         if (matchPrefix(SETTINGS_NEW_AGREEMENT + "/", token)) {
           return new NewAgreementScreen(skip(token));

gerrit-gwtui/src/main/java/com/google/gerrit/client/RelativeDateFormatter.java

@@ -47,7 +47,9 @@ public class RelativeDateFormatter {
     long ageMillis = (new Date()).getTime() - when.getTime();
 
     // shouldn't happen in a perfect world
-    if (ageMillis < 0) return Util.C.inTheFuture();
+    if (ageMillis < 0) {
+      return Util.C.inTheFuture();
+    }
 
     // seconds
     if (ageMillis < upperLimit(MINUTE_IN_MILLIS)) {

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/MyAgreementsScreen.java

@@ -61,8 +61,9 @@ public class MyAgreementsScreen extends SettingsScreen {
     }
 
     void display(final AgreementInfo result) {
-      while (1 < table.getRowCount())
+      while (1 < table.getRowCount()) {
         table.removeRow(table.getRowCount() - 1);
+      }
 
       for (final String k : result.accepted) {
         addOne(result, k);

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/MyIdentitiesScreen.java

@@ -179,8 +179,9 @@ public class MyIdentitiesScreen extends SettingsScreen {
         }
       });
 
-      while (1 < table.getRowCount())
+      while (1 < table.getRowCount()) {
         table.removeRow(table.getRowCount() - 1);
+      }
 
       for (final AccountExternalId k : result) {
         addOneId(k);

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/MyWatchesTable.java

@@ -113,8 +113,9 @@ public class MyWatchesTable extends FancyFlexTable<AccountProjectWatchInfo> {
   }
 
   public void display(final List<AccountProjectWatchInfo> result) {
-    while (2 < table.getRowCount())
+    while (2 < table.getRowCount()) {
       table.removeRow(table.getRowCount() - 1);
+    }
 
     for (final AccountProjectWatchInfo k : result) {
       final int row = table.getRowCount();

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/SshPanel.java

@@ -306,8 +306,9 @@ class SshPanel extends Composite {
         setKeyTableVisible(false);
         showAddKeyBlock(true);
       } else {
-        while (1 < table.getRowCount())
+        while (1 < table.getRowCount()) {
           table.removeRow(table.getRowCount() - 1);
+        }
         for (final SshKeyInfo k : result) {
           addOneKey(k);
         }

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/UsernameField.java

@@ -178,10 +178,11 @@ class UsernameField extends Composite {
         default:
           final TextBox box = (TextBox) event.getSource();
           final String re;
-          if (box.getCursorPos() == 0)
+          if (box.getCursorPos() == 0) {
             re = Account.USER_NAME_PATTERN_FIRST;
-          else
+          } else {
             re = Account.USER_NAME_PATTERN_REST;
+          }
           if (!String.valueOf(code).matches("^" + re + "$")) {
             event.preventDefault();
             event.stopPropagation();

gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/AccountGroupMembersScreen.java

@@ -270,8 +270,9 @@ public class AccountGroupMembersScreen extends AccountGroupScreen {
     }
 
     void display(final List<AccountInfo> result) {
-      while (1 < table.getRowCount())
+      while (1 < table.getRowCount()) {
         table.removeRow(table.getRowCount() - 1);
+      }
 
       for (final AccountInfo i : result) {
         final int row = table.getRowCount();
@@ -376,8 +377,9 @@ public class AccountGroupMembersScreen extends AccountGroupScreen {
     }
 
     void display(List<GroupInfo> list) {
-      while (1 < table.getRowCount())
+      while (1 < table.getRowCount()) {
         table.removeRow(table.getRowCount() - 1);
+      }
 
       for (final GroupInfo i : list) {
         final int row = table.getRowCount();

gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/GroupTable.java

@@ -103,8 +103,9 @@ public class GroupTable extends NavigationTable<GroupInfo> {
   }
 
   public void displaySubset(List<GroupInfo> list, String toHighlight, int fromIndex, int toIndex) {
-    while (1 < table.getRowCount())
+    while (1 < table.getRowCount()) {
       table.removeRow(table.getRowCount() - 1);
+    }
 
     Collections.sort(list, new Comparator<GroupInfo>() {
       @Override

gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/ProjectBranchesScreen.java

@@ -444,8 +444,9 @@ public class ProjectBranchesScreen extends ProjectScreen {
     void displaySubset(List<BranchInfo> branches, int fromIndex, int toIndex) {
       canDelete = false;
 
-      while (1 < table.getRowCount())
+      while (1 < table.getRowCount()) {
         table.removeRow(table.getRowCount() - 1);
+      }
 
       for (BranchInfo k : branches.subList(fromIndex, toIndex)) {
         final int row = table.getRowCount();

gerrit-gwtui/src/main/java/com/google/gerrit/client/changes/AccountDashboardScreen.java

@@ -144,7 +144,9 @@ public class AccountDashboardScreen extends Screen implements ChangeListScreen {
       @Override
       public int compare(ChangeInfo a, ChangeInfo b) {
         int cmp = a.created().compareTo(b.created());
-        if (cmp != 0) return cmp;
+        if (cmp != 0) {
+          return cmp;
+        }
         return a._number() - b._number();
       }
     };

gerrit-gwtui/src/main/java/com/google/gerrit/client/ui/ProjectsTable.java

@@ -65,8 +65,9 @@ public class ProjectsTable extends NavigationTable<ProjectInfo> {
   }
 
   public void displaySubset(ProjectMap projects, int fromIndex, int toIndex) {
-    while (1 < table.getRowCount())
+    while (1 < table.getRowCount()) {
       table.removeRow(table.getRowCount() - 1);
+    }
 
     List<ProjectInfo> list = Natives.asList(projects.values());
     Collections.sort(list, new Comparator<ProjectInfo>() {
@@ -75,8 +76,9 @@ public class ProjectsTable extends NavigationTable<ProjectInfo> {
         return a.name().compareTo(b.name());
       }
     });
-    for(ProjectInfo p : list.subList(fromIndex, toIndex))
+    for (ProjectInfo p : list.subList(fromIndex, toIndex)) {
       insert(table.getRowCount(), p);
+    }
 
     finishDisplay();
   }

gerrit-httpd/src/main/java/com/google/gerrit/httpd/ProjectDigestFilter.java

@@ -260,8 +260,12 @@ class ProjectDigestFilter implements Filter {
       } else {
         int space = auth.indexOf(' ', eq + 1);
         int comma = auth.indexOf(',', eq + 1);
-        if (space < 0) space = auth.length();
-        if (comma < 0) comma = auth.length();
+        if (space < 0) {
+          space = auth.length();
+        }
+        if (comma < 0) {
+          comma = auth.length();
+        }
 
         final int e = Math.min(space, comma);
         value = auth.substring(eq + 1, e);

gerrit-httpd/src/main/java/com/google/gerrit/httpd/rpc/account/AccountServiceImpl.java

@@ -201,8 +201,9 @@ class AccountServiceImpl extends BaseServiceImplementation implements
       public VoidResult run(final ReviewDb db) throws OrmException, Failure {
         final Account.Id me = getAccountId();
         for (final AccountProjectWatch.Key keyId : keys) {
-          if (!me.equals(keyId.getParentKey()))
+          if (!me.equals(keyId.getParentKey())) {
             throw new Failure(new NoSuchEntityException());
+          }
         }
 
         db.accountProjectWatches().deleteKeys(keys);

gerrit-pgm/src/main/java/com/google/gerrit/pgm/http/jetty/JettyServer.java

@@ -527,11 +527,13 @@ public class JettyServer {
         final ZipEntry ze = e.nextElement();
         final String name = ze.getName();
 
-        if (ze.isDirectory()) continue;
-        if (name.startsWith("WEB-INF/")) continue;
-        if (name.startsWith("META-INF/")) continue;
-        if (name.startsWith("com/google/gerrit/launcher/")) continue;
-        if (name.equals("Main.class")) continue;
+        if (ze.isDirectory()
+          || name.startsWith("WEB-INF/")
+          || name.startsWith("META-INF/")
+          || name.startsWith("com/google/gerrit/launcher/")
+          || name.equals("Main.class")) {
+          continue;
+        }
 
         final File rawtmp = new File(dstwar, name);
         mkdir(rawtmp.getParentFile());
@@ -561,8 +563,9 @@ public class JettyServer {
   private static void mkdir(File dir) throws IOException {
     if (!dir.isDirectory()) {
       mkdir(dir.getParentFile());
-      if (!dir.mkdir())
+      if (!dir.mkdir()) {
         throw new IOException("Cannot mkdir " + dir.getAbsolutePath());
+      }
       dir.deleteOnExit();
     }
   }

gerrit-pgm/src/test/java/com/google/gerrit/pgm/init/UpgradeFrom2_0_xTest.java

@@ -95,8 +95,9 @@ public class UpgradeFrom2_0_xTest extends InitTestCase {
     verify(ui);
 
     for (String n : UpgradeFrom2_0_x.etcFiles) {
-      if ("gerrit.config".equals(n)) continue;
-      if ("secure.config".equals(n)) continue;
+      if ("gerrit.config".equals(n) || "secure.config".equals(n)) {
+        continue;
+      }
       try (InputStream in = Files.newInputStream(site.etc_dir.resolve(n))) {
         assertEquals("# " + n + "\n",
             new String(ByteStreams.toByteArray(in), UTF_8));

gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/EditList.java

@@ -68,8 +68,9 @@ public class EditList {
 
   private int findCombinedEnd(final int i) {
     int end = i + 1;
-    while (end < edits.size() && (combineA(end) || combineB(end)))
+    while (end < edits.size() && (combineA(end) || combineB(end))) {
       end++;
+    }
     return end - 1;
   }
 

gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/SparseFileContent.java

@@ -130,10 +130,11 @@ public class SparseFileContent {
         return size();
       }
 
-      if (idx < cur.base)
+      if (idx < cur.base) {
         high = mid;
-      else
+      } else {
         low = mid + 1;
+      }
     } while (low < high);
 
     return size();
@@ -183,10 +184,11 @@ public class SparseFileContent {
         currentRangeIdx = mid;
         return cur.get(idx);
       }
-      if (idx < cur.base)
+      if (idx < cur.base) {
         high = mid;
-      else
+      } else {
         low = mid + 1;
+      }
     } while (low < high);
     return null;
   }

gerrit-server/src/main/java/com/google/gerrit/audit/AuditEvent.java

@@ -79,9 +79,15 @@ public class AuditEvent {
 
   @Override
   public boolean equals(Object obj) {
-    if (this == obj) return true;
-    if (obj == null) return false;
-    if (getClass() != obj.getClass()) return false;
+    if (this == obj) {
+      return true;
+    }
+    if (obj == null) {
+      return false;
+    }
+    if (getClass() != obj.getClass()) {
+      return false;
+    }
 
     AuditEvent other = (AuditEvent) obj;
     return this.uuid.equals(other.uuid);

gerrit-server/src/main/java/com/google/gerrit/server/query/IntPredicate.java

@@ -39,8 +39,9 @@ public abstract class IntPredicate<T> extends OperatorPredicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     if (getClass() == other.getClass()) {
       final IntPredicate<?> p = (IntPredicate<?>) other;
       return getOperator().equals(p.getOperator())

gerrit-server/src/main/java/com/google/gerrit/server/query/NotPredicate.java

@@ -74,8 +74,9 @@ public class NotPredicate<T> extends Predicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     return getClass() == other.getClass()
         && getChildren().equals(((Predicate<?>) other).getChildren());
   }

gerrit-server/src/main/java/com/google/gerrit/server/query/OperatorPredicate.java

@@ -50,8 +50,9 @@ public abstract class OperatorPredicate<T> extends Predicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     if (getClass() == other.getClass()) {
       final OperatorPredicate<?> p = (OperatorPredicate<?>) other;
       return getOperator().equals(p.getOperator())

gerrit-server/src/main/java/com/google/gerrit/server/query/OrPredicate.java

@@ -92,8 +92,9 @@ public class OrPredicate<T> extends Predicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     return getClass() == other.getClass()
         && getChildren().equals(((Predicate<?>) other).getChildren());
   }

gerrit-server/src/main/java/com/google/gerrit/server/query/VariablePredicate.java

@@ -81,8 +81,9 @@ public class VariablePredicate<T> extends Predicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     if (getClass() == other.getClass()) {
       final VariablePredicate<?> v = (VariablePredicate<?>) other;
       return getName().equals(v.getName())

gerrit-server/src/main/java/com/google/gerrit/server/query/WildPatternPredicate.java

@@ -45,8 +45,9 @@ public final class WildPatternPredicate<T> extends OperatorPredicate<T> {
 
   @Override
   public boolean equals(final Object other) {
-    if (other == null)
+    if (other == null) {
       return false;
+    }
     if (getClass() == other.getClass()) {
       final WildPatternPredicate<?> p = (WildPatternPredicate<?>) other;
       return getOperator().equals(p.getOperator());

gerrit-server/src/main/java/com/google/gerrit/server/query/change/ChangeQueryBuilder.java

@@ -426,8 +426,9 @@ public class ChangeQueryBuilder extends QueryBuilder<ChangeData> {
 
   @Operator
   public Predicate<ChangeData> project(String name) {
-    if (name.startsWith("^"))
+    if (name.startsWith("^")) {
       return new RegexProjectPredicate(name);
+    }
     return new ProjectPredicate(name);
   }
 
@@ -444,14 +445,16 @@ public class ChangeQueryBuilder extends QueryBuilder<ChangeData> {
 
   @Operator
   public Predicate<ChangeData> branch(String name) {
-    if (name.startsWith("^"))
+    if (name.startsWith("^")) {
       return ref("^" + branchToRef(name.substring(1)));
+    }
     return ref(branchToRef(name));
   }
 
   private static String branchToRef(String name) {
-    if (!name.startsWith(Branch.R_HEADS))
+    if (!name.startsWith(Branch.R_HEADS)) {
       return Branch.R_HEADS + name;
+    }
     return name;
   }
 
@@ -462,15 +465,17 @@ public class ChangeQueryBuilder extends QueryBuilder<ChangeData> {
 
   @Operator
   public Predicate<ChangeData> topic(String name) {
-    if (name.startsWith("^"))
+    if (name.startsWith("^")) {
       return new RegexTopicPredicate(name);
+    }
     return new TopicPredicate(name);
   }
 
   @Operator
   public Predicate<ChangeData> ref(String ref) {
-    if (ref.startsWith("^"))
+    if (ref.startsWith("^")) {
       return new RegexRefPredicate(ref);
+    }
     return new RefPredicate(ref);
   }
 

gerrit-server/src/main/java/com/google/gerrit/server/schema/SchemaVersion.java

@@ -49,8 +49,9 @@ public abstract class SchemaVersion {
   public static int guessVersion(Class<?> c) {
     String n = c.getName();
     n = n.substring(n.lastIndexOf('_') + 1);
-    while (n.startsWith("0"))
+    while (n.startsWith("0")) {
       n = n.substring(1);
+    }
     return Integer.parseInt(n);
   }
 

gerrit-sshd/src/main/java/com/google/gerrit/sshd/CommandFactoryProvider.java

@@ -263,30 +263,33 @@ class CommandFactoryProvider implements Provider<CommandFactory>,
       switch (b) {
         case '\t':
         case ' ':
-          if (inquote || inDblQuote)
+          if (inquote || inDblQuote) {
             r.append(b);
-          else if (r.length() > 0) {
+          } else if (r.length() > 0) {
             list.add(r.toString());
             r = new StringBuilder();
           }
           continue;
         case '\"':
-          if (inquote)
+          if (inquote) {
             r.append(b);
-          else
+          } else {
             inDblQuote = !inDblQuote;
+          }
           continue;
         case '\'':
-          if (inDblQuote)
+          if (inDblQuote) {
             r.append(b);
-          else
+          } else {
             inquote = !inquote;
+          }
           continue;
         case '\\':
-          if (inquote || ip == commandLine.length())
+          if (inquote || ip == commandLine.length()) {
             r.append(b); // literal within a quote
-          else
+          } else {
             r.append(commandLine.charAt(ip++));
+          }
           continue;
         default:
           r.append(b);

gerrit-sshd/src/main/java/com/google/gerrit/sshd/DispatchCommand.java

@@ -88,10 +88,11 @@ final class DispatchCommand extends BaseCommand {
       checkRequiresCapability(cmd);
       if (cmd instanceof BaseCommand) {
         final BaseCommand bc = (BaseCommand) cmd;
-        if (getName().isEmpty())
+        if (getName().isEmpty()) {
           bc.setName(commandName);
-        else
+        } else {
           bc.setName(getName() + " " + commandName);
+        }
         bc.setArguments(args.toArray(new String[args.size()]));
 
       } else if (!args.isEmpty()) {

gerrit-sshd/src/main/java/com/google/gerrit/sshd/commands/QueryShell.java

@@ -758,7 +758,9 @@ public class QueryShell {
       r.append(" (");
       boolean first = true;
       for (String c : columns.values()) {
-        if (!first) r.append(", ");
+        if (!first) {
+          r.append(", ");
+        }
         r.append(c);
         first = false;
       }

gerrit-util-cli/src/main/java/com/google/gerrit/util/cli/CmdLineParser.java

@@ -202,8 +202,9 @@ public class CmdLineParser {
     for (int argi = 0; argi < args.length; argi++) {
       final String str = args[argi];
       if (str.equals("--")) {
-        while (argi < args.length)
+        while (argi < args.length) {
           tmp.add(args[argi++]);
+        }
         break;
       }