Use result of Collection.toArray(T[])

h2/src/main/org/h2/engine/ConnectionInfo.java

@@ -445,9 +445,7 @@ public class ConnectionInfo implements Cloneable {
      * @return the property keys
      */
     String[] getKeys() {
-        String[] keys = new String[prop.size()];
-        prop.keySet().toArray(keys);
-        return keys;
+        return prop.keySet().toArray(new String[prop.size()]);
     }
 
     /**

h2/src/main/org/h2/engine/Database.java

@@ -1234,8 +1234,7 @@ public class Database implements DataHandler {
     }
 
     private synchronized void closeAllSessionsException(Session except) {
-        Session[] all = new Session[userSessions.size()];
-        userSessions.toArray(all);
+        Session[] all = userSessions.toArray(new Session[userSessions.size()]);
         for (Session s : all) {
             if (s != except) {
                 try {

h2/src/main/org/h2/engine/Session.java

@@ -352,9 +352,7 @@ public class Session extends SessionWithState {
         if (variables == null) {
             return new String[0];
         }
-        String[] list = new String[variables.size()];
-        variables.keySet().toArray(list);
-        return list;
+        return variables.keySet().toArray(new String[variables.size()]);
     }
 
     /**
@@ -835,8 +833,7 @@ public class Session extends SessionWithState {
             }
         }
         if (savepoints != null) {
-            String[] names = new String[savepoints.size()];
-            savepoints.keySet().toArray(names);
+            String[] names = savepoints.keySet().toArray(new String[savepoints.size()]);
             for (String name : names) {
                 Savepoint sp = savepoints.get(name);
                 int savepointIndex = sp.logIndex;

h2/src/main/org/h2/index/IndexCondition.java

@@ -155,8 +155,7 @@ public class IndexCondition {
             v = column.convert(v);
             valueSet.add(v);
         }
-        Value[] array = new Value[valueSet.size()];
-        valueSet.toArray(array);
+        Value[] array = valueSet.toArray(new Value[valueSet.size()]);
         final CompareMode mode = session.getDatabase().getCompareMode();
         Arrays.sort(array, new Comparator<Value>() {
             @Override

h2/src/tools/org/h2/build/doc/SpellChecker.java

@@ -81,8 +81,7 @@ public class SpellChecker {
         // System.out.println(unused);
         if (printDictionary) {
             System.out.println("USED WORDS");
-            String[] list = new String[used.size()];
-            used.toArray(list);
+            String[] list = used.toArray(new String[used.size()]);
             Arrays.sort(list);
             StringBuilder buff = new StringBuilder();
             for (String s : list) {