Remove usage of jackson libraries from clamp runtime acm

Issue-ID: POLICY-4105
Change-Id: I04488a8a246e4c161e9a9eca86634844aba27872
Signed-off-by: FrancescoFioraEst <francesco.fiora@est.tech>

2 files changed, 6 insertions, 111 deletions

diff --git a/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/commissioning/CommissioningProvider.java b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/commissioning/CommissioningProvider.java
index 7d2d4f39c..0a78c54de 100644
--- a/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/commissioning/CommissioningProvider.java
+++ b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/commissioning/CommissioningProvider.java
@@ -21,11 +21,6 @@
 
 package org.onap.policy.clamp.acm.runtime.commissioning;
 
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.JavaType;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.PropertyNamingStrategies;
-import com.fasterxml.jackson.module.jsonSchema.factories.SchemaFactoryWrapper;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -42,20 +37,15 @@ import org.onap.policy.clamp.models.acm.messages.rest.commissioning.Commissionin
 import org.onap.policy.clamp.models.acm.persistence.provider.AutomationCompositionProvider;
 import org.onap.policy.clamp.models.acm.persistence.provider.ParticipantProvider;
 import org.onap.policy.clamp.models.acm.persistence.provider.ServiceTemplateProvider;
+import org.onap.policy.common.utils.coder.Coder;
+import org.onap.policy.common.utils.coder.CoderException;
+import org.onap.policy.common.utils.coder.StandardCoder;
 import org.onap.policy.models.base.PfModelException;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaCapabilityType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaDataType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeType;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaRelationshipType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplates;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaTopologyTemplate;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter;
-import org.springframework.boot.context.event.ApplicationReadyEvent;
-import org.springframework.context.event.EventListener;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -71,12 +61,10 @@ public class CommissioningProvider {
 
     private final ServiceTemplateProvider serviceTemplateProvider;
     private final AutomationCompositionProvider acProvider;
-    private final ObjectMapper mapper = new ObjectMapper();
+    private static final Coder CODER = new StandardCoder();
     private final ParticipantProvider participantProvider;
     private final SupervisionHandler supervisionHandler;
 
-    private static final Map<String, JavaType> sections = new HashMap<>();
-
     /**
      * Create a commissioning provider.
      *
@@ -92,24 +80,6 @@ public class CommissioningProvider {
         this.acProvider = acProvider;
         this.supervisionHandler = supervisionHandler;
         this.participantProvider = participantProvider;
-        mapper.setPropertyNamingStrategy(PropertyNamingStrategies.SNAKE_CASE);
-    }
-
-    /**
-     * Event listener initiilize function called at ApplicationReadyEvent.
-     *
-     */
-    @EventListener(ApplicationReadyEvent.class)
-    public void initialize() {
-        sections.put("data_types", mapper.constructType(ToscaDataType.class));
-        sections.put("capability_types", mapper.constructType(ToscaCapabilityType.class));
-        sections.put("node_types", mapper.constructType(ToscaNodeType.class));
-        sections.put("relationship_types", mapper.constructType(ToscaRelationshipType.class));
-        sections.put("policy_types", mapper.constructType(ToscaPolicyType.class));
-        sections.put("topology_template", mapper.constructType(ToscaTopologyTemplate.class));
-        sections.put("node_templates",
-                mapper.getTypeFactory().constructCollectionType(List.class, ToscaNodeTemplate.class));
-        sections.put("all", mapper.constructType(ToscaServiceTemplate.class));
     }
 
     /**
@@ -330,28 +300,9 @@ public class CommissioningProvider {
         template.put("topology_template", fullTemplate.getToscaTopologyTemplate());
 
         try {
-            return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(template);
-
-        } catch (JsonProcessingException e) {
-            throw new PfModelException(Status.BAD_REQUEST, "Converion to Json Schema failed", e);
-        }
-    }
+            return CODER.encode(template);
 
-    /**
-     * Get the requested json schema.
-     *
-     * @param section section of the tosca service template to get schema for
-     * @return the specified tosca service template or section Json Schema
-     * @throws PfModelException on errors with retrieving the classes
-     */
-    public String getToscaServiceTemplateSchema(String section) throws PfModelException {
-        var visitor = new SchemaFactoryWrapper();
-        var sectionMapper = sections.getOrDefault(section, sections.get("all"));
-        try {
-            mapper.acceptJsonFormatVisitor(sectionMapper, visitor);
-            var jsonSchema = visitor.finalSchema();
-            return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(jsonSchema);
-        } catch (JsonProcessingException e) {
+        } catch (CoderException e) {
             throw new PfModelException(Status.BAD_REQUEST, "Converion to Json Schema failed", e);
         }
     }
diff --git a/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/main/rest/CommissioningController.java b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/main/rest/CommissioningController.java
index 0458b074a..4cd384ede 100644
--- a/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/main/rest/CommissioningController.java
+++ b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/main/rest/CommissioningController.java
@@ -314,62 +314,6 @@ public class CommissioningController extends AbstractRestController {
     }
 
     /**
-     * Retrieves the Json Schema for the specified Tosca Service Template.
-     *
-     * @param requestId request ID used in ONAP logging
-     * @param section section of the tosca service template to get schema for
-     * @return the specified tosca service template or section Json Schema
-     * @throws PfModelException on errros getting the Json Schema for the specified Tosca Service Template
-     */
-    // @formatter:off
-    @GetMapping(value = "/commission/toscaServiceTemplateSchema",
-        produces = {MediaType.APPLICATION_JSON_VALUE, APPLICATION_YAML})
-    @ApiOperation(value = "Query details of the requested tosca service template json schema",
-        notes = "Queries details of the requested commissioned tosca service template json schema, "
-            + "returning all tosca service template json schema details",
-        response = ToscaServiceTemplate.class,
-        tags = {TAGS},
-        authorizations = @Authorization(value = AUTHORIZATION_TYPE),
-        responseHeaders = {
-            @ResponseHeader(
-                name = VERSION_MINOR_NAME, description = VERSION_MINOR_DESCRIPTION,
-                response = String.class),
-            @ResponseHeader(name = VERSION_PATCH_NAME, description = VERSION_PATCH_DESCRIPTION,
-                response = String.class),
-            @ResponseHeader(name = VERSION_LATEST_NAME, description = VERSION_LATEST_DESCRIPTION,
-                response = String.class),
-            @ResponseHeader(name = REQUEST_ID_NAME, description = REQUEST_ID_HDR_DESCRIPTION,
-                response = UUID.class)},
-        extensions = {
-            @Extension
-                (
-                    name = EXTENSION_NAME,
-                    properties = {
-                        @ExtensionProperty(name = API_VERSION_NAME, value = API_VERSION),
-                        @ExtensionProperty(name = LAST_MOD_NAME, value = LAST_MOD_RELEASE)
-                    }
-                )
-        }
-    )
-    @ApiResponses(
-        value = {
-            @ApiResponse(code = AUTHENTICATION_ERROR_CODE, message = AUTHENTICATION_ERROR_MESSAGE),
-            @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
-            @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)
-        }
-    )
-    // @formatter:on
-    public ResponseEntity<String> queryToscaServiceTemplateJsonSchema(
-        @RequestHeader(name = REQUEST_ID_NAME, required = false) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) UUID requestId,
-        @ApiParam(
-            value = "Section of Template schema is desired for",
-            required = false) @RequestParam(value = "section", required = false, defaultValue = "all") String section)
-        throws PfModelException {
-
-        return ResponseEntity.ok().body(provider.getToscaServiceTemplateSchema(section));
-    }
-
-    /**
      * Retrieves the Common or Instance Properties for the specified Tosca Service Template.
      *
      * @param requestId request ID used in ONAP logging