Remove javax dependency to maintain kafka version interoperability (#53)

Author: ddrthall

pom.xml

@@ -11,7 +11,7 @@
         <url>https://www.datadoghq.com/</url>
     </organization>
     <name>datadog-kafka-connect-logs</name>
-    <version>1.4.0-SNAPSHOT</version>
+    <version>1.4.0</version>
     <description>A Kafka Connect Connector that sends Kafka Connect records as logs to the Datadog API.</description>
     <url>https://github.com/DataDog/datadog-kafka-connect-logs</url>
 

src/main/java/com/datadoghq/connect/logs/sink/DatadogLogsApiWriter.java

@@ -17,7 +17,6 @@ This product includes software developed at Datadog (https://www.datadoghq.com/)
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import javax.ws.rs.core.Response;
 import java.io.ByteArrayOutputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
@@ -191,7 +190,7 @@ private void sendRequest(JsonArray content, URL url) throws IOException {
 
         // get response
         int status = con.getResponseCode();
-        if (Response.Status.Family.familyOf(status) != Response.Status.Family.SUCCESSFUL) {
+        if (!isSuccessfulHttpStatus(status)) {
             InputStream stream = con.getErrorStream();
             String error = "";
             if (stream != null) {
@@ -206,6 +205,16 @@ private void sendRequest(JsonArray content, URL url) throws IOException {
         log.trace("Received HTTP response {} {} with body {}", status, con.getResponseMessage(), getOutput(con.getInputStream()));
     }
 
+    /**
+     * Check if the HTTP status code indicates success (2xx range)
+     * 
+     * @param statusCode HTTP status code to check
+     * @return true if status code is in the 2xx range (200-299)
+     */
+    private boolean isSuccessfulHttpStatus(int statusCode) {
+        return statusCode >= 200 && statusCode < 300;
+    }
+
     private void setRequestProperties(HttpURLConnection con) {
         con.setRequestProperty("Content-Type", "application/json");
         con.setRequestProperty("Content-Encoding", "gzip");