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package org.apache.camel.view; |
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import org.apache.camel.CamelContext; |
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import org.apache.camel.Endpoint; |
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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.impl.EventDrivenConsumerRoute; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.util.List; |
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public class RouteDotGenerator { |
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private static final transient Log log = LogFactory.getLog(RouteDotGenerator.class); |
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private String file = "CamelRoutes.dot"; |
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public String getFile() { |
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return file; |
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} |
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public void setFile(String file) { |
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this.file = file; |
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} |
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public void drawRoutes(CamelContext context) throws IOException { |
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PrintWriter writer = new PrintWriter(new FileWriter(file)); |
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generateFile(writer, context); |
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} |
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protected void generateFile(PrintWriter writer, CamelContext context) { |
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writer.println("digraph \"Camel Routes\" {"); |
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writer.println(); |
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writer.println("label=\"Camel Container: " + context + "\"];"); |
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writer.println(); |
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writer.println("node [style = \"rounded,filled\", fillcolor = yellow, fontname=\"Helvetica-Oblique\"];"); |
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writer.println(); |
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printRoutes(writer, context.getRoutes()); |
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} |
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protected void printRoutes(PrintWriter writer, List<Route> routes) { |
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for (Route r : routes) { |
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Endpoint end = r.getEndpoint(); |
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writer.print(end.getEndpointUri()); |
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writer.print(" -> "); |
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writer.print(r); |
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writer.print(" -> "); |
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if (r instanceof EventDrivenConsumerRoute) { |
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EventDrivenConsumerRoute consumerRoute = (EventDrivenConsumerRoute) r; |
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Processor p = consumerRoute.getProcessor(); |
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writer.println(p); |
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} |
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} |
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} |
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} |