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author | 2020-12-16 09:15:09 +0000 | |
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committer | 2020-12-16 09:15:09 +0000 | |
commit | ab27141d3585af25de56f00cb763f08d734299e0 (patch) | |
tree | 01bfef6f105fa23d651a5c3cdedfc14435964771 /pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java | |
parent | 4c7c4eb6b8f43e3dd27a0581de62cb93148f649e (diff) | |
parent | b761beb3ea2bafd786473775b5ba0afcb3fa2fd3 (diff) |
Merge "Move Masspnf simulator code from Integration repository to it's own"
Diffstat (limited to 'pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java')
-rw-r--r-- | pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java b/pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java new file mode 100644 index 0000000..89135f9 --- /dev/null +++ b/pnf-sim-lightweight/src/main/java/org/onap/pnfsimulator/simulator/validation/JSONValidator.java @@ -0,0 +1,66 @@ +/* + * ============LICENSE_START======================================================= + * PNF-REGISTRATION-HANDLER + * ================================================================================ + * Copyright (C) 2018 NOKIA Intellectual Property. All rights reserved. + * ================================================================================ + * 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.pnfsimulator.simulator.validation; + +import com.fasterxml.jackson.databind.JsonNode; +import com.github.fge.jackson.JsonLoader; +import com.github.fge.jsonschema.core.exceptions.ProcessingException; +import com.github.fge.jsonschema.core.report.LogLevel; +import com.github.fge.jsonschema.core.report.ProcessingMessage; +import com.github.fge.jsonschema.core.report.ProcessingReport; +import com.github.fge.jsonschema.main.JsonSchema; +import com.github.fge.jsonschema.main.JsonSchemaFactory; +import com.google.gson.JsonParser; +import java.io.FileReader; +import java.io.IOException; +import java.util.stream.Collectors; +import java.util.stream.StreamSupport; + +public class JSONValidator { + + public void validate(String data, String jsonSchemaPath) + throws ValidationException, ProcessingException, IOException { + String jsonSchema = readJsonSchemaAsString(jsonSchemaPath); + JsonNode jsonData = JsonLoader.fromString(data); + ProcessingReport report = createJsonSchema(jsonSchema).validate(jsonData); + + if (!report.isSuccess()) { + throw new ValidationException(constructValidationErrors(report)); + } + } + + private String readJsonSchemaAsString(String schemaPath) throws IOException { + try (FileReader reader = new FileReader(schemaPath)) { + return new JsonParser().parse(reader).toString(); + } + } + + private JsonSchema createJsonSchema(String schema) throws ProcessingException, IOException { + return JsonSchemaFactory.byDefault().getJsonSchema(JsonLoader.fromString(schema)); + } + + private String constructValidationErrors(ProcessingReport report) { + return StreamSupport.stream(report.spliterator(), false) + .filter(entry -> entry.getLogLevel() == LogLevel.ERROR) + .map(ProcessingMessage::getMessage) + .collect(Collectors.joining("\n")); + } +} |