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TraceSegmentServletHandler.java
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TraceSegmentServletHandler.java
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package org.skywalking.apm.collector.agentstream.jetty.handler;
import com.google.gson.JsonElement;
import com.google.gson.stream.JsonReader;
import java.io.BufferedReader;
import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import org.skywalking.apm.collector.agentstream.jetty.handler.reader.TraceSegment;
import org.skywalking.apm.collector.agentstream.jetty.handler.reader.TraceSegmentJsonReader;
import org.skywalking.apm.collector.agentstream.worker.segment.SegmentParse;
import org.skywalking.apm.collector.server.jetty.ArgumentsParseException;
import org.skywalking.apm.collector.server.jetty.JettyHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author pengys5
*/
public class TraceSegmentServletHandler extends JettyHandler {
private final Logger logger = LoggerFactory.getLogger(TraceSegmentServletHandler.class);
@Override public String pathSpec() {
return "/segments";
}
@Override protected JsonElement doGet(HttpServletRequest req) throws ArgumentsParseException {
throw new UnsupportedOperationException();
}
@Override protected JsonElement doPost(HttpServletRequest req) throws ArgumentsParseException {
logger.debug("receive stream segment");
try {
BufferedReader bufferedReader = req.getReader();
read(bufferedReader);
} catch (IOException e) {
logger.error(e.getMessage(), e);
}
return null;
}
private TraceSegmentJsonReader jsonReader = new TraceSegmentJsonReader();
private void read(BufferedReader bufferedReader) throws IOException {
JsonReader reader = new JsonReader(bufferedReader);
reader.beginArray();
while (reader.hasNext()) {
SegmentParse segmentParse = new SegmentParse();
TraceSegment traceSegment = jsonReader.read(reader);
segmentParse.parse(traceSegment.getGlobalTraceIds(), traceSegment.getTraceSegmentObject());
}
reader.endArray();
}
}