[CM-1580]: Implemented example of curve logging.

Author: yaricom

comet-examples/src/main/java/ml/comet/examples/BaseExample.java

@@ -1,6 +1,8 @@
 package ml.comet.examples;
 
 import ml.comet.experiment.OnlineExperiment;
+import ml.comet.experiment.model.Curve;
+import ml.comet.experiment.model.DataPoint;
 import org.apache.commons.io.file.PathUtils;
 
 import java.io.IOException;
@@ -10,6 +12,7 @@
 import java.util.Map;
 import java.util.Objects;
 
+import static java.lang.Math.log;
 import static ml.comet.examples.Utils.getResourceFile;
 import static ml.comet.examples.Utils.readResourceToString;
 
@@ -78,4 +81,12 @@ static Map<String, Object> createMetaData() {
         metadata.put("someBoolean", true);
         return metadata;
     }
+
+    static Curve buildCurve(String name, int pointsCount) {
+        DataPoint[] dataPoints = new DataPoint[pointsCount];
+        for (int i = 0; i < pointsCount; i++) {
+            dataPoints[i] = DataPoint.of(i, (float) log((i + 1) * 10));
+        }
+        return new Curve(dataPoints, name);
+    }
 }

comet-examples/src/main/java/ml/comet/examples/OnlineExperimentExample.java

@@ -3,6 +3,7 @@
 import ml.comet.experiment.ExperimentBuilder;
 import ml.comet.experiment.OnlineExperiment;
 import ml.comet.experiment.context.ExperimentContext;
+import ml.comet.experiment.model.Curve;
 import org.apache.commons.io.file.PathUtils;
 
 import java.net.URI;
@@ -77,6 +78,10 @@ private static void run(OnlineExperiment experiment) throws Exception {
                         .withStep(12).build(),
                 SOME_METADATA);
 
+        Curve curve = BaseExample.buildCurve("Sample curve", 100);
+        experiment.logCurve(curve, false);
+
+
         // upload assets
         //
         experiment.uploadAsset(getResourceFile(CHART_IMAGE_FILE), "amazing chart.png", false);

comet-java-client/src/test/java/ml/comet/experiment/impl/ApiExperimentTest.java

@@ -1,7 +1,6 @@
 package ml.comet.experiment.impl;
 
 import ml.comet.experiment.ApiExperiment;
-import ml.comet.experiment.ExperimentBuilder;
 import ml.comet.experiment.OnlineExperiment;
 import ml.comet.experiment.asset.LoggedExperimentAsset;
 import ml.comet.experiment.context.ExperimentContext;