Added first model of Metric class

dhp-common/src/main/java/eu/dnetlib/dhp/monitor/MonitorConstant.java

@@ -0,0 +1,14 @@
+package eu.dnetlib.dhp.monitor;
+
+public class MonitorConstant {
+
+    public static String AGGREGATION_LABEL_NAME ="aggregation";
+    public static String COLLECTION_LABEL_NAME ="collection";
+    public static String TRANSFORM_LABEL_NAME ="transform";
+
+    public static String AGGREGATION_TRANSFORM_METRIC = String.format("%s-%s",AGGREGATION_LABEL_NAME,TRANSFORM_LABEL_NAME);
+
+    public static String AGGREGATION_COLLECTION_METRIC =  String.format("%s-%s",AGGREGATION_LABEL_NAME,TRANSFORM_LABEL_NAME);
+
+
+}

dhp-common/src/main/java/eu/dnetlib/dhp/monitor/model/AggregationMetric.java

@@ -0,0 +1,53 @@
+package eu.dnetlib.dhp.monitor.model;
+
+import java.util.List;
+
+/**
+ * The type Aggregation metric.
+ */
+public class AggregationMetric extends Metric <Long> {
+
+    private List<MetricLabel> labels;
+
+
+    /**
+     * Instantiates a new Aggregation metric.
+     */
+    public AggregationMetric() {
+        super();
+    }
+
+
+    /**
+     * Instantiates a new Aggregation metric.
+     *
+     * @param name    the name
+     * @param isoDate the iso date
+     * @param value   the value
+     * @param labels  the labels
+     */
+    public AggregationMetric(final String name, final String isoDate, final Long value, final List<MetricLabel> labels) {
+        super(name, isoDate, value);
+        this.labels = labels;
+    }
+
+    /**
+     * Gets labels.
+     *
+     * @return the labels
+     */
+    public List<MetricLabel> getLabels() {
+        return labels;
+    }
+
+    /**
+     * Sets labels.
+     *
+     * @param labels the labels
+     * @return the labels
+     */
+    public AggregationMetric setLabels(List<MetricLabel> labels) {
+        this.labels = labels;
+        return this;
+    }
+}

dhp-common/src/main/java/eu/dnetlib/dhp/monitor/model/Metric.java

@@ -0,0 +1,112 @@
+package eu.dnetlib.dhp.monitor.model;
+
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+/**
+ * The type Metric.
+ *
+ * @param <T> the type parameter
+ */
+public class Metric<T extends  Number> {
+
+
+    private String name;
+
+    private String isoDate;
+    private  T total;
+
+    /**
+     * Instantiates a new Metric.
+     */
+    public Metric() {
+
+    }
+
+    /**
+     * Instantiates a new Metric.
+     *
+     * @param name    the name
+     * @param isoDate the iso date
+     * @param total   the total
+     */
+    public Metric(final String name, final String isoDate, final T total) {
+        this.name = name;
+        setIsoDate(isoDate);
+        this.total = total;
+    }
+
+
+    /**
+     * Gets iso date.
+     *
+     * @return the iso date
+     */
+    public String getIsoDate() {
+        return isoDate;
+    }
+
+    private String valiDate(final String aDate) {
+        try {
+            DateFormat df1 = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
+            Date d1 = df1.parse(aDate);
+            return df1.format(d1);
+        } catch (ParseException e) {
+            throw new MonitorException("Error the date is not in the format yyyy-MM-dd'T'HH:mm:ss ", e);
+        }
+    }
+
+
+    /**
+     * Gets name.
+     *
+     * @return the name
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Sets name.
+     *
+     * @param name the name
+     * @return the name
+     */
+    public Metric<T> setName(String name) {
+        this.name = name;
+        return this;
+    }
+
+    /**
+     * Sets iso date.
+     *
+     * @param isoDate the iso date
+     * @return the iso date
+     */
+    public Metric<T> setIsoDate(String isoDate) {
+        this.isoDate = valiDate(isoDate);
+        return this;
+    }
+
+    /**
+     * Gets total.
+     *
+     * @return the total
+     */
+    public T getTotal() {
+        return total;
+    }
+
+    /**
+     * Sets total.
+     *
+     * @param total the total
+     * @return the total
+     */
+    public Metric<T> setTotal(T total) {
+        this.total = total;
+        return this;
+    }
+}

dhp-common/src/main/java/eu/dnetlib/dhp/monitor/model/MetricLabel.java

@@ -0,0 +1,73 @@
+package eu.dnetlib.dhp.monitor.model;
+
+/**
+ * The type Metric label.
+ */
+public class MetricLabel {
+
+    /**
+     * The Name.
+     */
+    public String name;
+
+    private String value;
+
+    /**
+     * Instantiates a new Metric label.
+     */
+    public MetricLabel() {
+
+    }
+
+    /**
+     * Instantiates a new Metric label.
+     *
+     * @param name  the name
+     * @param value the value
+     */
+    public MetricLabel(String name, String value) {
+        this.name = name;
+        this.value = value;
+    }
+
+
+    /**
+     * Gets name.
+     *
+     * @return the name
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Sets name.
+     *
+     * @param name the name
+     * @return the name
+     */
+    public MetricLabel setName(String name) {
+        this.name = name;
+        return this;
+    }
+
+    /**
+     * Gets value.
+     *
+     * @return the value
+     */
+    public String getValue() {
+        return value;
+    }
+
+    /**
+     * Sets value.
+     *
+     * @param value the value
+     * @return the value
+     */
+    public MetricLabel setValue(String value) {
+        this.value = value;
+        return this;
+    }
+}

dhp-common/src/main/java/eu/dnetlib/dhp/monitor/model/MonitorException.java

@@ -0,0 +1,36 @@
+package eu.dnetlib.dhp.monitor.model;
+
+/**
+ * The type Monitor exception.
+ */
+public class MonitorException extends  RuntimeException{
+
+
+    /**
+     * Instantiates a new Monitor exception.
+     */
+    public MonitorException() {super();}
+
+    /**
+     * Instantiates a new Monitor exception.
+     *
+     * @param message the message
+     */
+    public MonitorException(final String message) {
+        super(message);
+    }
+
+
+    /**
+     * Instantiates a new Monitor exception.
+     *
+     * @param message the message
+     * @param e       the e
+     */
+    public MonitorException(final String message, final Throwable e) {
+        super(message,e);
+    }
+
+
+
+}