org.camunda.community.rest.variables.MessageResultMapper.kt Maven / Gradle / Ivy

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/*-
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 * camunda-platform-7-rest-client-spring-boot
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 * Copyright (C) 2019 Camunda Services GmbH
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 * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
 *  under one or more contributor license agreements. See the NOTICE file
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 *  ownership. Camunda licenses this file to you under the Apache License,
 *  Version 2.0; you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
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 *  Unless required by applicable law or agreed to in writing, software
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package org.camunda.community.rest.variables

import org.camunda.bpm.engine.runtime.*
import org.camunda.bpm.engine.variable.VariableMap
import org.camunda.bpm.engine.variable.Variables.createVariables
import org.camunda.community.rest.adapter.ExecutionAdapter
import org.camunda.community.rest.adapter.ExecutionBean
import org.camunda.community.rest.adapter.InstanceBean
import org.camunda.community.rest.adapter.ProcessInstanceAdapter
import org.camunda.community.rest.client.model.ExecutionDto
import org.camunda.community.rest.client.model.MessageCorrelationResultWithVariableDto
import org.camunda.community.rest.client.model.ProcessInstanceDto
import org.camunda.community.rest.client.model.VariableValueDto

/**
 * Create result from DTO.
 * @param valueMapper to to map variable values.
 */
fun MessageCorrelationResultWithVariableDto.fromDto(valueMapper: ValueMapper, deserializeValues: Boolean = true): MessageCorrelationResultWithVariables {

  val execution: ExecutionDto? by lazy { this.execution }
  val processInstance: ProcessInstanceDto? by lazy { this.processInstance }
  val resultType by lazy { this.resultType }
  val variables: MutableMap? by lazy { this.variables }

  return object : MessageCorrelationResultWithVariables {
    override fun getExecution(): Execution? = if (execution != null) ExecutionAdapter(ExecutionBean.fromExecutionDto(execution!!)) else null
    override fun getProcessInstance(): ProcessInstance? = if (processInstance != null) ProcessInstanceAdapter(instanceBean = InstanceBean.fromProcessInstanceDto(processInstance!!)) else null
    override fun getResultType(): MessageCorrelationResultType = when (resultType) {
      MessageCorrelationResultWithVariableDto.ResultTypeEnum.EXECUTION -> MessageCorrelationResultType.Execution
      MessageCorrelationResultWithVariableDto.ResultTypeEnum.PROCESS_DEFINITION -> MessageCorrelationResultType.ProcessDefinition
      null -> throw IllegalArgumentException("Result type should not be null")
    }
    override fun getVariables(): VariableMap? = if (variables != null) valueMapper.mapDtos(variables!!.toMap(), deserializeValues) else createVariables()
  }
}