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opentelemetry-java-instrumentation
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Use try with resources to read agent version 

More compact and gets rid of warnings
This commit is contained in:
Laplie Anderson 2019-07-24 16:44:06 -04:00
parent 023fb397b5
commit 7e1266b39f
1 changed files with 11 additions and 16 deletions
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25
dd-java-agent/src/main/java/datadog/trace/agent/TracingAgent.java
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@ -3,6 +3,7 @@ package datadog.trace.agent;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
@ -11,6 +12,7 @@ import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.jar.JarFile;
/** Entry point for initializing the agent. */
@ -317,26 +319,19 @@ public class TracingAgent {
*
* @return Agent version
*/
public static String getAgentVersion() throws Exception {
BufferedReader output = null;
InputStreamReader input = null;
public static String getAgentVersion() throws IOException {
final StringBuilder sb = new StringBuilder();
try {
input =
try (final BufferedReader reader =
new BufferedReader(
new InputStreamReader(
TracingAgent.class.getResourceAsStream("/dd-java-agent.version"), "UTF-8");
output = new BufferedReader(input);
for (int c = output.read(); c != -1; c = output.read()) {
TracingAgent.class.getResourceAsStream("/dd-java-agent.version"),
StandardCharsets.UTF_8))) {
for (int c = reader.read(); c != -1; c = reader.read()) {
sb.append((char) c);
}
} finally {
if (null != input) {
input.close();
}
if (null != output) {
output.close();
}
}
return sb.toString().trim();
}
}