Refactor for query plan capture with initial threshold micros - part 2

src/main/java/io/ebeaninternal/server/query/QueryPlanLoggerPostgres.java

@@ -1,6 +1,6 @@
 package io.ebeaninternal.server.query;
 
-import io.ebeaninternal.api.ExtraMetrics;
+import io.ebeaninternal.api.SpiDbQueryPlan;
 import io.ebeaninternal.api.SpiQueryPlan;
 import io.ebeaninternal.server.type.bindcapture.BindCapture;
 
@@ -14,24 +14,17 @@ import java.sql.SQLException;
  */
 public class QueryPlanLoggerPostgres extends QueryPlanLogger {
 
-  public QueryPlanLoggerPostgres(ExtraMetrics extraMetrics) {
-    super(extraMetrics);
-  }
-
   @Override
-  public DQueryPlanOutput collect(Connection conn, SpiQueryPlan plan, BindCapture bind) {
-
+  public SpiDbQueryPlan collectPlan(Connection conn, SpiQueryPlan plan, BindCapture bind) {
     String explain = "explain analyze " + plan.getSql();
     try (PreparedStatement explainStmt = conn.prepareStatement(explain)) {
       bind.prepare(explainStmt, conn);
       try (ResultSet rset = explainStmt.executeQuery()) {
         return readQueryPlanBasic(plan, bind, rset);
       }
-
     } catch (SQLException e) {
       queryPlanLog.error("Could not log query plan: " + explain, e);
-      throw new IllegalStateException("Failed to obtain explain plan: " + explain, e);
+      return null;
     }
   }
-
 }