Refactor for query plan capture with initial threshold micros

src/main/java/io/ebeaninternal/api/ExtraMetrics.java

@@ -0,0 +1,46 @@
+package io.ebeaninternal.api;
+
+import io.ebean.meta.MetricType;
+import io.ebean.meta.MetricVisitor;
+import io.ebean.metric.MetricFactory;
+import io.ebean.metric.TimedMetric;
+
+/**
+ * Extra metrics collected to measure internal behaviour.
+ */
+public class ExtraMetrics {
+
+  private final TimedMetric bindCapture;
+  private final TimedMetric planCollect;
+
+  /**
+   * Create the extra metrics.
+   */
+  public ExtraMetrics() {
+    final MetricFactory factory = MetricFactory.get();
+    this.bindCapture = factory.createTimedMetric(MetricType.ORM, "ebean.queryplan.bindcapture");
+    this.planCollect = factory.createTimedMetric(MetricType.ORM, "ebean.queryplan.collect");
+  }
+
+  /**
+   * Timed metric for bind capture used with query plan collection.
+   */
+  public TimedMetric getBindCapture() {
+    return bindCapture;
+  }
+
+  /**
+   * Timed metric for query plan collection.
+   */
+  public TimedMetric getPlanCollect() {
+    return planCollect;
+  }
+
+  /**
+   * Collect the metrics.
+   */
+  public void visitMetrics(MetricVisitor visitor) {
+    bindCapture.visit(visitor);
+    planCollect.visit(visitor);
+  }
+}