Moved LOG_PREFIX to StatsControl and changed it to Client stats.

Fixed javadoc.

Author: cezarfx

driver/src/main/java/oracle/nosql/driver/NoSQLHandleConfig.java

@@ -20,7 +20,6 @@
 import java.util.logging.Logger;
 
 import oracle.nosql.driver.Region.RegionProvider;
-import oracle.nosql.driver.http.StatsControlImpl;
 import oracle.nosql.driver.iam.SignatureProvider;
 
 import io.netty.handler.ssl.SslContext;
@@ -1344,7 +1343,7 @@ private void setConfigFromEnvironment() {
                     profileProp.toUpperCase()));
             } catch (IllegalArgumentException iae) {
                 if (logger != null) {
-                    logger.log(Level.SEVERE, StatsControlImpl.LOG_PREFIX +
+                    logger.log(Level.SEVERE, StatsControl.LOG_PREFIX +
                         "Invalid profile value for system property " +
                         PROFILE_PROPERTY + ": " + profileProp);
                 }

driver/src/main/java/oracle/nosql/driver/StatsControl.java

@@ -85,6 +85,8 @@
  */
 public interface StatsControl {
 
+    String LOG_PREFIX = "Client stats|";
+
     /**
      * The following semantics are attached to the Profile:
      *  - NONE: no stats are logged.

driver/src/main/java/oracle/nosql/driver/http/Stats.java

@@ -482,7 +482,7 @@ private void logClientStats() {
         String json = fvStats.toJson(statsControl.getPrettyPrint() ?
             JsonOptions.PRETTY : null);
         statsControl.getLogger().log(Level.INFO,
-            StatsControlImpl.LOG_PREFIX + json);
+            StatsControl.LOG_PREFIX + json);
     }
 
     private MapValue generateFieldValueStats() {

driver/src/main/java/oracle/nosql/driver/http/StatsControlImpl.java

@@ -20,8 +20,6 @@
 public class StatsControlImpl
     implements StatsControl {
 
-    static public final String LOG_PREFIX = "ONJS:Monitoring stats|";
-
     private StatsControl.Profile profile;
     private int interval;
     private boolean prettyPrint;

driver/src/main/java/oracle/nosql/driver/package-info.java

@@ -173,7 +173,7 @@
  * At runtime stats collection can be used selectively by using
  * {@link oracle.nosql.driver.StatsControl#start()} and
  * {@link oracle.nosql.driver.StatsControl#stop()}. The following example shows
- * how to use a stats handler:
+ * how to use a stats handler:</p>
  * <pre>
  *     NoSQLHandleConfig config = new NoSQLHandleConfig( endpoint );
  *     config.setStatsProfile(StatsControl.Profile.REGULAR);
@@ -208,12 +208,12 @@
  *
  *     // ... application code without stats
  *     handle.close();
- * </pre></p><p>
+ * </pre><p>
  *
  *  The following is an example of stats log entry using the ALL
  *  profile:<ol><li>
  *   A one time entry containing stats id and options:
- *    <pre>INFO: ONJS:Monitoring stats|{    // INFO log entry
+ *    <pre>INFO: Client stats|{    // INFO log entry
  *    "sdkName" : "Oracle NoSQL SDK for Java",  // SDK name
  *    "sdkVersion" : "current",                 // SDK version
  *    "clientId" : "f595b333",                  // NoSQLHandle id
@@ -223,7 +223,7 @@
  *    "rateLimitingEnabled" : false}            // if rate limiting is
  *    enabled</pre></li><li>
  *   An entry at the end of each interval containing the stats values:
- *    <pre>INFO: ONJS:Monitoring stats|{
+ *    <pre>INFO: Client stats|{
  *   "clientId" : "b7bc7734",              // id of NoSQLHandle object
  *   "startTime" : "2021-09-20T20:11:42Z", // UTC start interval time
  *   "endTime" : "2021-09-20T20:11:47Z",   // UTC end interval time