added open telemetry

.gitignore

@@ -1,4 +1,7 @@
-# ignore Intellij files 
+
+ tests/src/test/resources/files/raoresults/*.zip
+
+# ignore Intellij files
 .idea
 *.iml
 

checkstyle.xml

@@ -1,27 +1,13 @@
 <?xml version="1.0"?>
 <!DOCTYPE module PUBLIC
-        "-//Puppy Crawl//DTD Check Configuration 1.2//EN"
-        "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">
+  "-//Checkstyle//DTD Checkstyle Configuration 1.3//EN"
+  "https://checkstyle.org/dtds/configuration_1_3.dtd">
 <module name="Checker">
-    <module name="FileTabCharacter"/>
-
-    <module name="NewlineAtEndOfFile"/>
-
-    <module name="RegexpHeader">
-        <property name="header" value="^/\*\n * Copyright \(c\) \d{4}, RTE \(http://www\.rte-france\.com\)\n \* This Source Code Form is subject to the terms of the Mozilla Public\n * License, v\. 2\.0. If a copy of the MPL was not distributed with this\n \* file, You can obtain one at http://mozilla\.org/MPL/2\.0/.\n \*/"/>
-        <property name="fileExtensions" value="java"/>
-    </module>
 
-    <module name="RegexpMultiline">
-        <property name="format" value="(?:\n{2}\n+)|(?:\n{2}$)"/>
-        <property name="message" value="Multiple consecutive blank lines are not allowed."/>
-    </module>
+    <module name="FileTabCharacter"/>
 
-    <module name="RegexpMultiline">
-        <property name="format" value="\*\/\n\n+(@[A-Za-z]+\(?.*\)?)?(public|protected|private)?\s*(final)?\s*(class|interface|enum|abstract|record)"/>
-        <property name="message" value="No blank line allowed between Javadoc and class definition."/>
-        <property name="minimum" value="0"/>
-        <property name="maximum" value="0"/>
+    <module name="NewlineAtEndOfFile">
+        <property name="lineSeparator" value="lf_cr_crlf"/>
     </module>
 
     <module name="RegexpSingleline">
@@ -31,11 +17,10 @@
         <property name="message" value="Line has trailing spaces."/>
     </module>
 
-    <module name="SuppressWarningsFilter" />
-
     <module name="Translation"/>
 
     <module name="TreeWalker">
+        <module name="SuppressWarningsHolder"/>
         <module name="AbbreviationAsWordInName"/>
         <module name="AbstractClassName"/>
         <module name="ArrayTypeStyle"/>
@@ -47,25 +32,21 @@
             <property name="allowNoEmptyLineBetweenFields" value="true"/>
             <property name="allowMultipleEmptyLines" value="false"/>
             <property name="allowMultipleEmptyLinesInsideClassMembers" value="false"/>
-            <property name="tokens" value="PACKAGE_DEF, IMPORT, CLASS_DEF, ENUM_DEF, INTERFACE_DEF, RECORD_DEF, STATIC_INIT, INSTANCE_INIT, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
+            <property name="tokens" value="IMPORT, CLASS_DEF, INTERFACE_DEF, STATIC_INIT, INSTANCE_INIT, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
         </module>
         <module name="EmptyStatement"/>
         <module name="EqualsHashCode"/>
         <module name="FinalClass"/>
         <module name="HideUtilityClassConstructor"/>
         <module name="IllegalImport"/>
         <module name="Indentation"/>
-        <module name="JavadocType">
-            <property name="scope" value="private"/>
-            <property name="authorFormat" value="[A-Za-z._ -]+ \{@literal &lt;[A-Za-z._-]+ at [A-Za-z._-]+\.[a-z]+&gt;}"/>
-            <property name="allowMissingParamTags" value="true"/>
-        </module>
         <module name="LeftCurly"/>
         <module name="LocalFinalVariableName"/>
         <module name="LocalVariableName"/>
         <module name="MemberName"/>
         <module name="MethodName"/>
         <module name="MethodParamPad"/>
+        <module name="ModifierOrder"/>
         <module name="MultipleVariableDeclarations"/>
         <module name="MutableException"/>
         <module name="NeedBraces"/>
@@ -76,10 +57,6 @@
         <module name="ParameterName"/>
         <module name="ParenPad"/>
         <module name="RedundantImport"/>
-        <module name="Regexp">
-            <property name="format" value="@author"/>
-        </module>
-        <module name="RequireEmptyLineBeforeBlockTagGroup"/>
         <module name="RightCurly"/>
         <module name="SimplifyBooleanExpression"/>
         <module name="SimplifyBooleanReturn"/>
@@ -90,6 +67,10 @@
         <module name="UnusedImports"/>
         <module name="UpperEll"/>
         <module name="WhitespaceAfter"/>
-        <module name="WhitespaceAround"/>
+        <module name="WhitespaceAround">
+            <property name="ignoreEnhancedForColon" value="false"/>
+        </module>
+        <module name="SingleSpaceSeparator"/>
     </module>
-</module>
+    <module name="SuppressWarningsFilter"/>
+</module>

commons/pom.xml

@@ -74,6 +74,36 @@
             <artifactId>slf4j-api</artifactId>
         </dependency>
 
+        <!-- OPEN TELEMETRY -->
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk-logs</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk-metrics</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-exporter-otlp</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-exporter-logging</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry.instrumentation</groupId>
+            <artifactId>opentelemetry-instrumentation-annotations</artifactId>
+        </dependency>
+
         <!-- Test dependencies -->
         <dependency>
             <groupId>ch.qos.logback</groupId>

commons/src/main/java/com/powsybl/openrao/commons/logs/AbstractOpenRaoLogger.java

@@ -7,6 +7,7 @@
 
 package com.powsybl.openrao.commons.logs;
 
+import com.powsybl.openrao.commons.opentelemetry.OpenTelemetryReporter;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -18,27 +19,27 @@ public abstract class AbstractOpenRaoLogger implements OpenRaoLogger {
 
     @Override
     public void trace(String format, Object... arguments) {
-        logger.trace(format, arguments);
+        OpenTelemetryReporter.trace(logger, format, arguments);
     }
 
     @Override
     public void info(String format, Object... arguments) {
-        logger.info(format, arguments);
+        OpenTelemetryReporter.info(logger, format, arguments);
     }
 
     @Override
     public void warn(String format, Object... arguments) {
-        logger.warn(format, arguments);
+        OpenTelemetryReporter.warn(logger, format, arguments);
     }
 
     @Override
     public void error(String format, Object... arguments) {
-        logger.error(format, arguments);
+        OpenTelemetryReporter.error(logger, format, arguments);
     }
 
     @Override
     public void debug(String format, Object... arguments) {
-        logger.debug(format, arguments);
+        OpenTelemetryReporter.debug(logger, format, arguments);
     }
 
     @Override

commons/src/main/java/com/powsybl/openrao/commons/opentelemetry/OpenTelemetryContext.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2021, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+package com.powsybl.openrao.commons.opentelemetry;
+
+import io.opentelemetry.api.trace.Span;
+import io.opentelemetry.api.trace.StatusCode;
+import io.opentelemetry.api.trace.Tracer;
+import io.opentelemetry.context.Context;
+import io.opentelemetry.context.Scope;
+import java.util.Optional;
+import javax.annotation.Nullable;
+
+/**
+ * @author Fabrice Buscaylet {@literal <fabrice.buscaylet at artelys.com>}
+ */
+public class OpenTelemetryContext {
+
+    private final Optional<Span> span;
+    private final Optional<Context> context;
+
+    public OpenTelemetryContext(Tracer tracer, String spanName) {
+        var hasTracer = tracer != null;
+        if (hasTracer) {
+            var newSpan = tracer.spanBuilder(spanName).startSpan();
+            this.context = Optional.of(newSpan.storeInContext(Context.current()));
+            this.span = Optional.of(newSpan);
+        } else {
+            this.span = Optional.empty();
+            this.context = Optional.empty();
+        }
+    }
+
+    @Nullable
+    public Scope makeCurrent() {
+        return context.map(Context::makeCurrent).orElse(null);
+    }
+
+    public void addEvent(String name) {
+        span.ifPresent(s -> s.addEvent(name));
+    }
+
+    public void setStatus(StatusCode statusCode) {
+        span.ifPresent(s -> s.setStatus(statusCode));
+    }
+
+    public void setStatus(StatusCode statusCode, String description) {
+        span.ifPresent(s -> s.setStatus(statusCode, description));
+    }
+
+    public void end() {
+        span.ifPresent(Span::end);
+    }
+
+    public void recordException(Exception e) {
+        span.ifPresent(s -> s.recordException(e));
+    }
+
+}