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package org.apache.camel.bam; |
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import java.util.Date; |
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import org.apache.camel.Endpoint; |
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import org.apache.camel.Expression; |
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import org.apache.camel.Processor; |
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import org.apache.camel.Route; |
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import org.apache.camel.bam.model.ActivityState; |
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import org.apache.camel.bam.model.ProcessInstance; |
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import org.apache.camel.bam.rules.ActivityRules; |
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import org.apache.camel.builder.ProcessorFactory; |
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import org.apache.camel.impl.EventDrivenConsumerRoute; |
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public class ActivityBuilder implements ProcessorFactory { |
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private ProcessBuilder processBuilder; |
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private Endpoint endpoint; |
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private ActivityRules activityRules; |
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private Expression correlationExpression; |
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public ActivityBuilder(ProcessBuilder processBuilder, Endpoint endpoint) { |
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this.processBuilder = processBuilder; |
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this.endpoint = endpoint; |
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this.activityRules = new ActivityRules(processBuilder); |
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this.activityRules.setActivityName(endpoint.getEndpointUri()); |
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} |
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public Endpoint getEndpoint() { |
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return endpoint; |
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} |
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public Processor createProcessor() throws Exception { |
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return processBuilder.createActivityProcessor(this); |
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} |
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public Route createRoute() throws Exception { |
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Processor processor = createProcessor(); |
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if (processor == null) { |
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throw new IllegalArgumentException("No processor created for ActivityBuilder: " + this); |
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} |
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return new EventDrivenConsumerRoute(getEndpoint(), processor); |
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} |
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public ActivityBuilder correlate(Expression correlationExpression) { |
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this.correlationExpression = correlationExpression; |
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return this; |
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} |
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public ActivityBuilder name(String name) { |
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activityRules.setActivityName(name); |
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return this; |
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} |
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public TimeExpression starts() { |
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return new TimeExpression(this, ActivityLifecycle.Started) { |
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public Date evaluate(ProcessInstance instance, ActivityState state) { |
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return state.getTimeStarted(); |
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} |
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}; |
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} |
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public TimeExpression completes() { |
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return new TimeExpression(this, ActivityLifecycle.Completed) { |
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public Date evaluate(ProcessInstance instance, ActivityState state) { |
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return state.getTimeCompleted(); |
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} |
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}; |
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} |
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public Expression getCorrelationExpression() { |
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return correlationExpression; |
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} |
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public ActivityRules getActivityRules() { |
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return activityRules; |
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} |
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public ProcessBuilder getProcessBuilder() { |
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return processBuilder; |
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} |
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} |