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Java SDK for Serverless Workflow Specification

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/*
 * Copyright 2020-Present The Serverless Workflow Specification Authors
 *
 * 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.
 */
package io.serverlessworkflow.api.validation;

import io.serverlessworkflow.api.schemaclient.ResourceSchemaClient;
import org.everit.json.schema.Schema;
import org.everit.json.schema.loader.SchemaLoader;
import org.everit.json.schema.loader.internal.DefaultSchemaClient;
import org.json.JSONObject;
import org.json.JSONTokener;

public class WorkflowSchemaLoader {
  private static final JSONObject workflowSchema =
      new JSONObject(
          new JSONTokener(WorkflowSchemaLoader.class.getResourceAsStream("/schema/workflow.json")));

  public static Schema getWorkflowSchema() {
    SchemaLoader schemaLoader =
        SchemaLoader.builder()
            .schemaClient(new ResourceSchemaClient(new DefaultSchemaClient()))
            .schemaJson(workflowSchema)
            .resolutionScope("classpath:schema")
            .draftV7Support()
            .build();
    return schemaLoader.load().build();
  }
}