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Remove Jackson from AWS Helper class

This commit is contained in:
Andrew Kent 2018-03-02 10:45:50 -05:00
parent b3c8c3fd6b
commit b2af7491a8
1 changed files with 29 additions and 6 deletions
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35
dd-java-agent/instrumentation/aws-sdk/src/main/java/datadog/trace/instrumentation/aws/SpanDecorator.java
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@ -16,18 +16,16 @@ package datadog.trace.instrumentation.aws;
import com.amazonaws.AmazonWebServiceResponse;
import com.amazonaws.Request;
import com.amazonaws.Response;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.opentracing.Span;
import io.opentracing.tag.Tags;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
class SpanDecorator {
private static final ObjectMapper MAPPER = new ObjectMapper();
static final String COMPONENT_NAME = "java-aws-sdk";
static void onRequest(final Request request, final Span span) {
@ -38,9 +36,34 @@ class SpanDecorator {
span.setTag("aws.service", request.getServiceName());
span.setTag("aws.operation", request.getOriginalRequest().getClass().getSimpleName());
span.setTag("aws.endpoint", request.getEndpoint().toString());
try {
span.setTag("params", MAPPER.writeValueAsString(request.getParameters()));
} catch (final JsonProcessingException e) {
StringBuilder params = new StringBuilder("{");
final Map<String, List<Object>> requestParams = request.getParameters();
boolean firstKey = true;
for (Entry<String, List<Object>> entry : requestParams.entrySet()) {
if (!firstKey) {
params.append(",");
}
params.append(entry.getKey()).append("=[");
for (int i = 0; i < entry.getValue().size(); ++i) {
if (i > 0) {
params.append(",");
}
params.append(entry.getValue().get(i));
}
params.append("]");
firstKey = false;
}
params.append("}");
span.setTag("params", params.toString());
} catch (Exception e) {
try {
org.slf4j.LoggerFactory.getLogger(SpanDecorator.class)
.debug("Failed to decorate aws span", e);
} catch (Exception e2) {
// can't reach logger. Silently eat excetpion.
}
}
}