diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/restapi')
-rw-r--r-- | src/main/java/org/onap/dcae/restapi/EventValidator.java | 29 | ||||
-rw-r--r-- | src/main/java/org/onap/dcae/restapi/SchemaValidator.java | 58 |
2 files changed, 61 insertions, 26 deletions
diff --git a/src/main/java/org/onap/dcae/restapi/EventValidator.java b/src/main/java/org/onap/dcae/restapi/EventValidator.java index f119b507..009247c0 100644 --- a/src/main/java/org/onap/dcae/restapi/EventValidator.java +++ b/src/main/java/org/onap/dcae/restapi/EventValidator.java @@ -20,23 +20,15 @@ */ package org.onap.dcae.restapi; -import static java.util.stream.StreamSupport.stream; - -import com.github.fge.jackson.JsonLoader; -import com.github.fge.jsonschema.core.report.ProcessingReport; -import com.github.fge.jsonschema.main.JsonSchema; -import java.util.Optional; import org.json.JSONObject; -import org.onap.dcae.ApplicationException; import org.onap.dcae.ApplicationSettings; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.http.ResponseEntity; - +import java.util.Optional; public class EventValidator { - private static final Logger log = LoggerFactory.getLogger(EventValidator.class); - + private final SchemaValidator schemaValidator = new SchemaValidator(); private ApplicationSettings applicationSettings; public EventValidator(ApplicationSettings applicationSettings) { @@ -46,7 +38,7 @@ public class EventValidator { public Optional<ResponseEntity<String>> validate(JSONObject jsonObject, String type, String version){ if (applicationSettings.jsonSchemaValidationEnabled()) { if (jsonObject.has(type)) { - if (!conformsToSchema(jsonObject, version)) { + if (!schemaValidator.conformsToSchema(jsonObject, applicationSettings.jsonSchema(version))) { return errorResponse(ApiException.SCHEMA_VALIDATION_FAILED); } } else { @@ -56,21 +48,6 @@ public class EventValidator { return Optional.empty(); } - private boolean conformsToSchema(JSONObject payload, String version) { - try { - JsonSchema schema = applicationSettings.jsonSchema(version); - ProcessingReport report = schema.validate(JsonLoader.fromString(payload.toString())); - if (report.isSuccess()) { - return true; - } - log.warn("Schema validation failed for event: " + payload); - stream(report.spliterator(), false).forEach(e -> log.warn(e.getMessage())); - return false; - } catch (Exception e) { - throw new ApplicationException("Unable to validate against schema", e); - } - } - private Optional<ResponseEntity<String>> errorResponse(ApiException noServerResources) { return Optional.of(ResponseEntity.status(noServerResources.httpStatusCode) .body(noServerResources.toJSON().toString())); diff --git a/src/main/java/org/onap/dcae/restapi/SchemaValidator.java b/src/main/java/org/onap/dcae/restapi/SchemaValidator.java new file mode 100644 index 00000000..94638071 --- /dev/null +++ b/src/main/java/org/onap/dcae/restapi/SchemaValidator.java @@ -0,0 +1,58 @@ +/*
+ * ============LICENSE_START=======================================================
+ * PROJECT
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019 Nokia. All rights reserved.s
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.dcae.restapi;
+
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.networknt.schema.JsonSchema;
+import com.networknt.schema.ValidationMessage;
+import org.json.JSONObject;
+import org.onap.dcae.ApplicationException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Set;
+
+class SchemaValidator {
+ public static final Logger log = LoggerFactory.getLogger(SchemaValidator.class);
+
+ public boolean conformsToSchema(JSONObject payload, JsonSchema schema) {
+ try {
+ ObjectMapper mapper = new ObjectMapper();
+
+ String content = payload.toString();
+ JsonNode node = mapper.readTree(content);
+ Set<ValidationMessage> messageSet = schema.validate(node);
+
+ if (messageSet.isEmpty()) {
+ return true;
+ }
+
+ log.warn("Schema validation failed for event: " + payload);
+ messageSet.stream().forEach(it->log.warn(it.getMessage()) );
+
+ return false;
+ } catch (Exception e) {
+ throw new ApplicationException("Unable to validate against schema", e);
+ }
+ }
+}
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