/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.core.policy;
import org.mule.runtime.core.api.Event;
import java.util.Map;
/**
* Result of a successful execution of a {@link SourcePolicy}.
*
* It contains the {@link Event} result of the flow execution and the response parameters and error response parameters to be sent
* by the source.
*
* @since 4.0
*/
public class SuccessSourcePolicyResult {
private final Event flowExecutionResult;
private final Map<String, Object> responseParameters;
private final MessageSourceResponseParametersProcessor messageSourceResponseParametersProcessor;
/**
* Creates a new successful result from a policy execution.
*
* @param flowExecutionResult the result of the flow execution.
* @param responseParameters the response parameters to be sent by the source.
* @param messageSourceResponseParametersProcessor a processor to create response parameters from an {@link Event}
*/
public SuccessSourcePolicyResult(Event flowExecutionResult, Map<String, Object> responseParameters,
MessageSourceResponseParametersProcessor messageSourceResponseParametersProcessor) {
this.flowExecutionResult = flowExecutionResult;
this.responseParameters = responseParameters;
this.messageSourceResponseParametersProcessor = messageSourceResponseParametersProcessor;
}
/**
* @return the result of the flow execution.
*/
public Event getFlowExecutionResult() {
return flowExecutionResult;
}
/**
* @return the response parameters to be sent by the source.
*/
public Map<String, Object> getResponseParameters() {
return responseParameters;
}
/**
* This method generates the set of error parameters from an {@link Event} to use on the error response function.
*
* Even though this class represents a successful execution it may be that when evaluating the response parameters there's a
* failure which most likely can be an expression execution error. In such scenarios the error handler must be executed and an
* error response must be send. This method must be used to generate the error response parameters
*
* @param event the event to use as source for generating the error response parameters.
* @return the set of parameters to execute the function that sends the failure response.
*/
public Map<String, Object> createErrorResponseParameters(Event event) {
return messageSourceResponseParametersProcessor.getFailedExecutionResponseParametersFunction().apply(event);
}
}