diff --git a/.classpath b/.classpath
index c10152e..85f0971 100644
--- a/.classpath
+++ b/.classpath
@@ -25,7 +25,7 @@
 			<attribute name="optional" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
diff --git a/pom.xml b/pom.xml
index 6f8fefb..90cadde 100644
--- a/pom.xml
+++ b/pom.xml
@@ -142,6 +142,12 @@
 			<artifactId>jakarta.persistence-api</artifactId>
 			<version>3.2.0-M1</version>
 		</dependency>
+    	<!-- Swagger dependencies -->
+	    <dependency>
+	        <groupId>io.swagger.core.v3</groupId>
+	        <artifactId>swagger-jaxrs2-jakarta</artifactId>
+	        <version>2.1.10</version>
+	    </dependency>
 		<!--
 		************************************************************ 
 		** TEST dependency                                        **
diff --git a/src/org/kar/archidata/annotation/AnnotationTools.java b/src/org/kar/archidata/annotation/AnnotationTools.java
index 38c2fb6..80a4837 100644
--- a/src/org/kar/archidata/annotation/AnnotationTools.java
+++ b/src/org/kar/archidata/annotation/AnnotationTools.java
@@ -10,6 +10,7 @@ import org.kar.archidata.dataAccess.options.OverrideTableName;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.persistence.Column;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
@@ -51,10 +52,21 @@ public class AnnotationTools {
 		return tmp;
 	}
 
+	public static String getSchemedescription(final Field element) throws Exception {
+		final Annotation[] annotation = element.getDeclaredAnnotationsByType(Schema.class);
+		if (annotation.length == 0) {
+			return null;
+		}
+		if (annotation.length > 1) {
+			throw new Exception("Must not have more than 1 element @Schema on " + element.getClass().getCanonicalName());
+		}
+		return ((Schema) annotation[0]).description();
+	}
+
 	public static String getComment(final Field element) throws Exception {
 		final Annotation[] annotation = element.getDeclaredAnnotationsByType(DataComment.class);
 		if (annotation.length == 0) {
-			return null;
+			return getSchemedescription(element);
 		}
 		if (annotation.length > 1) {
 			throw new Exception("Must not have more than 1 element @DataComment on " + element.getClass().getCanonicalName());
diff --git a/src/org/kar/archidata/annotation/DataComment.java b/src/org/kar/archidata/annotation/DataComment.java
index 1df85a6..711f782 100644
--- a/src/org/kar/archidata/annotation/DataComment.java
+++ b/src/org/kar/archidata/annotation/DataComment.java
@@ -7,8 +7,7 @@ import java.lang.annotation.Target;
 
 @Target({ ElementType.TYPE, ElementType.FIELD })
 @Retention(RetentionPolicy.RUNTIME)
+@Deprecated(since = "0.5.2")
 public @interface DataComment {
-
 	String value();
-
 }
diff --git a/src/org/kar/archidata/api/openApiResource.java b/src/org/kar/archidata/api/openApiResource.java
new file mode 100644
index 0000000..a828cdd
--- /dev/null
+++ b/src/org/kar/archidata/api/openApiResource.java
@@ -0,0 +1,34 @@
+package org.kar.archidata.api;
+
+import io.swagger.v3.jaxrs2.integration.resources.BaseOpenApiResource;
+import io.swagger.v3.oas.annotations.Operation;
+import jakarta.annotation.security.PermitAll;
+import jakarta.servlet.ServletConfig;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.Application;
+import jakarta.ws.rs.core.Context;
+import jakarta.ws.rs.core.HttpHeaders;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.Response;
+import jakarta.ws.rs.core.UriInfo;
+
+@Path("/openapi")
+public class openApiResource extends BaseOpenApiResource {
+	@Context
+	ServletConfig config;
+
+	@Context
+	Application app;
+
+	@GET
+	@Produces({ MediaType.APPLICATION_JSON })
+	@Operation(hidden = true)
+	@PermitAll
+	public Response getDescription(@Context final HttpHeaders headers, @Context final UriInfo uriInfo) throws Exception {
+
+		return getOpenApi(headers, this.config, this.app, uriInfo, "json");
+	}
+
+}
diff --git a/src/org/kar/archidata/dataAccess/DataAccess.java b/src/org/kar/archidata/dataAccess/DataAccess.java
index 956bff2..9a042bd 100644
--- a/src/org/kar/archidata/dataAccess/DataAccess.java
+++ b/src/org/kar/archidata/dataAccess/DataAccess.java
@@ -471,12 +471,12 @@ public class DataAccess {
 
 	public static <T> T insert(final T data, final QueryOption... option) throws Exception {
 		final Class<?> clazz = data.getClass();
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 
 		// External checker of data:
 		final CheckFunction check = options.get(CheckFunction.class);
 		if (check != null) {
-			check.getChecker().check(data, AnnotationTools.getFieldsNames(clazz));
+			check.getChecker().check("", data, AnnotationTools.getFieldsNames(clazz));
 		}
 
 		DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
@@ -638,7 +638,7 @@ public class DataAccess {
 		}
 		// check the compatibility of the id and the declared ID
 		final Class<?> typeClass = idField.getType();
-		if (idKey.getClass() == typeClass) {
+		if (idKey.getClass() != typeClass) {
 			throw new DataAccessException("Request update with the wrong type ...");
 		}
 		return new QueryCondition(AnnotationTools.getFieldName(idField), "=", idKey);
@@ -654,8 +654,8 @@ public class DataAccess {
 	 * @return the number of object updated
 	 * @throws Exception */
 	public static <T, ID_TYPE> int updateWithJson(final Class<T> clazz, final ID_TYPE id, final String jsonData, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition != null) {
 			throw new DataAccessException("request a updateWithJson with a condition");
 		}
@@ -664,8 +664,8 @@ public class DataAccess {
 	}
 
 	public static <T> int updateWhereWithJson(final Class<T> clazz, final String jsonData, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition == null) {
 			throw new DataAccessException("request a updateWhereWithJson without any condition");
 		}
@@ -692,19 +692,19 @@ public class DataAccess {
 	 * @return the affected rows.
 	 * @throws Exception */
 	public static <T, ID_TYPE> int update(final T data, final ID_TYPE id, final List<String> updateColomn) throws Exception {
-		QueryOptions options = new QueryOptions(new Condition(getTableIdCondition(data.getClass(), id)), new FilterValue(updateColomn));
+		final QueryOptions options = new QueryOptions(new Condition(getTableIdCondition(data.getClass(), id)), new FilterValue(updateColomn));
 		return updateWhere(data, options.getAllArray());
 	}
 
 	// il y avait: final List<String> filterValue
 	public static <T> int updateWhere(final T data, final QueryOption... option) throws Exception {
 		final Class<?> clazz = data.getClass();
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition == null) {
 			throw new DataAccessException("request a gets without any condition");
 		}
-		FilterValue filter = options.get(FilterValue.class);
+		final FilterValue filter = options.get(FilterValue.class);
 		if (filter == null) {
 			throw new DataAccessException("request a gets without any filter values");
 		}
@@ -715,7 +715,7 @@ public class DataAccess {
 		if (options != null) {
 			final CheckFunction check = options.get(CheckFunction.class);
 			if (check != null) {
-				check.getChecker().check(data, filter.getValues());
+				check.getChecker().check("", data, filter.getValues());
 			}
 		}
 
@@ -877,8 +877,8 @@ public class DataAccess {
 		return executeQuerry(query, false);
 	}
 
-	public static <T> T getWhere(final Class<T> clazz, QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+	public static <T> T getWhere(final Class<T> clazz, final QueryOption... option) throws Exception {
+		final QueryOptions options = new QueryOptions(option);
 		options.add(new Limit(1));
 		final List<T> values = getsWhere(clazz, options);
 		if (values.size() == 0) {
@@ -926,13 +926,13 @@ public class DataAccess {
 	}
 
 	public static <T> List<T> getsWhere(final Class<T> clazz, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 		return getsWhere(clazz, options);
 	}
 
 	@SuppressWarnings("unchecked")
 	public static <T> List<T> getsWhere(final Class<T> clazz, final QueryOptions options) throws Exception {
-		Condition condition = options.get(Condition.class);
+		final Condition condition = options.get(Condition.class);
 		final List<LazyGetter> lazyCall = new ArrayList<>();
 		final String deletedFieldName = AnnotationTools.getDeletedFieldName(clazz);
 		DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
@@ -1029,14 +1029,14 @@ public class DataAccess {
 	}
 
 	public static long countWhere(final Class<?> clazz, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		final String deletedFieldName = AnnotationTools.getDeletedFieldName(clazz);
 		DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
 		long count = 0;
 		// real add in the BDD:
 		try {
-			StringBuilder query = new StringBuilder();
+			final StringBuilder query = new StringBuilder();
 			final String tableName = AnnotationTools.getTableName(clazz, options);
 			query.append("SELECT COUNT(*) FROM `");
 			query.append(tableName);
@@ -1076,7 +1076,7 @@ public class DataAccess {
 	}
 
 	public static <T, ID_TYPE> T get(final Class<T> clazz, final ID_TYPE id, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 		options.add(new Condition(getTableIdCondition(clazz, id)));
 		return DataAccess.getWhere(clazz, options.getAllArray());
 	}
@@ -1128,14 +1128,14 @@ public class DataAccess {
 	}
 
 	public static <ID_TYPE> int deleteHard(final Class<?> clazz, final ID_TYPE id, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 		options.add(new Condition(getTableIdCondition(clazz, id)));
 		return deleteHardWhere(clazz, options.getAllArray());
 	}
 
 	public static int deleteHardWhere(final Class<?> clazz, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition == null) {
 			throw new DataAccessException("request a gets without any condition");
 		}
@@ -1162,14 +1162,14 @@ public class DataAccess {
 	}
 
 	private static <ID_TYPE> int deleteSoft(final Class<?> clazz, final ID_TYPE id, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 		options.add(new Condition(getTableIdCondition(clazz, id)));
 		return deleteSoftWhere(clazz, options.getAllArray());
 	}
 
 	public static int deleteSoftWhere(final Class<?> clazz, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition == null) {
 			throw new DataAccessException("request a gets without any condition");
 		}
@@ -1205,14 +1205,14 @@ public class DataAccess {
 	}
 
 	public static <ID_TYPE> int unsetDelete(final Class<?> clazz, final ID_TYPE id, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
+		final QueryOptions options = new QueryOptions(option);
 		options.add(new Condition(getTableIdCondition(clazz, id)));
 		return unsetDeleteWhere(clazz, options.getAllArray());
 	}
 
 	public static int unsetDeleteWhere(final Class<?> clazz, final QueryOption... option) throws Exception {
-		QueryOptions options = new QueryOptions(option);
-		Condition condition = options.get(Condition.class);
+		final QueryOptions options = new QueryOptions(option);
+		final Condition condition = options.get(Condition.class);
 		if (condition == null) {
 			throw new DataAccessException("request a gets without any condition");
 		}
diff --git a/src/org/kar/archidata/model/Data.java b/src/org/kar/archidata/model/Data.java
index 953e737..e6a7371 100644
--- a/src/org/kar/archidata/model/Data.java
+++ b/src/org/kar/archidata/model/Data.java
@@ -1,10 +1,10 @@
 package org.kar.archidata.model;
 
-import org.kar.archidata.annotation.DataComment;
 import org.kar.archidata.annotation.DataIfNotExists;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
 
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.persistence.Column;
 import jakarta.persistence.Table;
 
@@ -14,12 +14,12 @@ import jakarta.persistence.Table;
 public class Data extends GenericDataSoftDelete {
 
 	@Column(length = 128, nullable = false)
-	@DataComment("Sha512 of the data")
+	@Schema(description = "Sha512 of the data")
 	public String sha512;
 	@Column(length = 128, nullable = false)
-	@DataComment("Mime -type of the media")
+	@Schema(description = "Mime -type of the media")
 	public String mimeType;
 	@Column(nullable = false)
-	@DataComment("Size in Byte of the data")
+	@Schema(description = "Size in Byte of the data")
 	public Long size;
 }
diff --git a/src/org/kar/archidata/model/GenericData.java b/src/org/kar/archidata/model/GenericData.java
index c3f632e..5d6958b 100644
--- a/src/org/kar/archidata/model/GenericData.java
+++ b/src/org/kar/archidata/model/GenericData.java
@@ -3,10 +3,10 @@ package org.kar.archidata.model;
 import java.util.Date;
 
 import org.kar.archidata.annotation.CreationTimestamp;
-import org.kar.archidata.annotation.DataComment;
 import org.kar.archidata.annotation.DataNotRead;
 import org.kar.archidata.annotation.UpdateTimestamp;
 
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.persistence.Column;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
@@ -19,20 +19,20 @@ public class GenericData {
 	@Id
 	@GeneratedValue(strategy = GenerationType.IDENTITY)
 	@Column(nullable = false, unique = true)
-	@DataComment("Primary key of the base")
+	@Schema(description = "Unique Id of the object", required = false, readOnly = true)
 	public Long id = null;
 	@DataNotRead
 	@CreationTimestamp
 	@Column(nullable = false)
 	@Temporal(TemporalType.TIMESTAMP)
-	@DataComment("Create time of the object")
 	@NotNull
+	@Schema(description = "Create time of the object", required = false, example = "2000-01-23T01:23:45.678+01:00", readOnly = true)
 	public Date createdAt = null;
 	@DataNotRead
 	@UpdateTimestamp
 	@Column(nullable = false)
 	@Temporal(TemporalType.TIMESTAMP)
-	@DataComment("When update the object")
 	@NotNull
+	@Schema(description = "When update the object", required = false, example = "2000-01-23T00:23:45.678Z", readOnly = true)
 	public Date updatedAt = null;
 }
diff --git a/src/org/kar/archidata/model/GenericDataSoftDelete.java b/src/org/kar/archidata/model/GenericDataSoftDelete.java
index 1ddf47e..f7fb884 100644
--- a/src/org/kar/archidata/model/GenericDataSoftDelete.java
+++ b/src/org/kar/archidata/model/GenericDataSoftDelete.java
@@ -1,10 +1,10 @@
 package org.kar.archidata.model;
 
-import org.kar.archidata.annotation.DataComment;
 import org.kar.archidata.annotation.DataDefault;
 import org.kar.archidata.annotation.DataDeleted;
 import org.kar.archidata.annotation.DataNotRead;
 
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.persistence.Column;
 import jakarta.validation.constraints.NotNull;
 
@@ -13,7 +13,7 @@ public class GenericDataSoftDelete extends GenericData {
 	@Column(nullable = false)
 	@DataDefault("'0'")
 	@DataDeleted
-	@DataComment("When delete, they are not removed, they are just set in a deleted state")
 	@NotNull
+	@Schema(description = "Deleted state", hidden = true, required = false, readOnly = true)
 	public Boolean deleted = null;
 }