com.twilio.sdk.taskrouter.WorkflowConfiguration Maven / Gradle / Ivy

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Java helper library for Twilio services
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package com.twilio.sdk.taskrouter;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;

import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
import org.codehaus.jackson.JsonGenerationException;
import org.codehaus.jackson.annotate.JsonAutoDetect;
import org.codehaus.jackson.annotate.JsonAutoDetect.Visibility;
import org.codehaus.jackson.annotate.JsonCreator;
import org.codehaus.jackson.annotate.JsonIgnore;
import org.codehaus.jackson.annotate.JsonProperty;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.annotate.JsonSerialize;


@JsonAutoDetect(fieldVisibility = Visibility.ANY)
@JsonSerialize(include=JsonSerialize.Inclusion.NON_NULL)
public class WorkflowConfiguration {

	@JsonProperty("task_routing")
	private final TaskRoutingConfiguration taskRouting;

	/**
	 * Define a workflow
	 * @param workflowRules list of workflow rules (in order they will be processed)
	 * @param defaultTarget default filter
	 * @throws Exception
	 */
	public WorkflowConfiguration(List workflowRules, WorkflowRuleTarget defaultTarget) throws Exception {
		taskRouting = new TaskRoutingConfiguration(workflowRules, defaultTarget);
	}

	/**
	 * Constructor for creating based on json. 
	 * 
	 * @param taskRoutingConfig
	 * @throws Exception 
	 */
	@JsonCreator
	public WorkflowConfiguration(@JsonProperty("task_routing") TaskRoutingConfiguration taskRouting) {
		this.taskRouting = taskRouting;
	}

	@JsonIgnore
	public List getWorkflowRules() {
		return taskRouting.getWorkflowRules();
	}

	@JsonIgnore
	public WorkflowRuleTarget getDefaultTarget() {
		return taskRouting.getDefaultTarget();
	}

	@Override
	public String toString() {
		return ToStringBuilder.reflectionToString(this, ToStringStyle.MULTI_LINE_STYLE);
	}

	/**
	 * Converts a workflow configuration to JSON
	 * @return JSON for workflow configuration
	 * @throws IOException 
	 * @throws JsonMappingException 
	 * @throws JsonGenerationException 
	 */
	public String toJSON() throws JsonGenerationException, JsonMappingException, IOException {
		ObjectMapper mapper = new ObjectMapper();
		final ByteArrayOutputStream out = new ByteArrayOutputStream();
		mapper.writeValue(out, this);
		final String workflowJSON = out.toString();
		return workflowJSON;
	}

	/**
	 * Converts a JSON workflow configuration to a workflow configuration object
	 * @param configurationJSON JSON for workflow configuration
	 * @return a workflow configuration object
	 * @throws IOException 
	 */
	public static WorkflowConfiguration parse(final String configurationJSON) throws IOException {
		ObjectMapper mapper = new ObjectMapper();
		return mapper.readValue(configurationJSON, WorkflowConfiguration.class);
	}
	
	@JsonAutoDetect(fieldVisibility = Visibility.ANY)
	@JsonSerialize(include=JsonSerialize.Inclusion.NON_NULL)
	static class TaskRoutingConfiguration {

		@JsonProperty("filters")
		private List workflowRules;

		@JsonProperty("default_filter")
		private WorkflowRuleTarget defaultTarget;

		/**
		 * Constructor for creating based on json. 
		 * 
		 * @param taskRoutingConfig
		 * @throws Exception 
		 */
		@JsonCreator
		public TaskRoutingConfiguration(@JsonProperty("filters") List workflowRules, 
				@JsonProperty("default_filter") WorkflowRuleTarget defaultTarget) throws Exception {
			if(workflowRules == null || workflowRules.isEmpty()) {
				throw new Exception("Workflow Rules are required when defining a workflow");
			}
			this.workflowRules = workflowRules;
			this.defaultTarget = defaultTarget;
		}

		/**
		 * Get the workflow rules for the workflow
		 * @return the list of workflow rules
		 */
		public List getWorkflowRules() {
			return workflowRules;
		}

		/**
		 * Set the workflow rules for the workflow
		 * @param workflowRules
		 */
		public void setWorkflowRules(List workflowRules) {
			this.workflowRules = workflowRules;
		}

		/**
		 * Get the default filter for the workflow
		 * @return the default filter
		 */
		public WorkflowRuleTarget getDefaultTarget() {
			return defaultTarget;
		}

		/**
		 * Set the default filter for the workflow
		 * @param defaultTarget
		 */
		public void setDefaultTarget(WorkflowRuleTarget defaultTarget) {
			this.defaultTarget = defaultTarget;
		}

		@Override
		public String toString() {
			return ToStringBuilder.reflectionToString(this, ToStringStyle.MULTI_LINE_STYLE);
		}
	}
}