[#9063] Added option to operate only metric module

Author: minwoo-jung

metric-module/collector-starter/src/main/java/com/navercorp/pinpoint/collector/starter/multi/application/MultiApplication.java

@@ -5,6 +5,7 @@
 import com.navercorp.pinpoint.common.server.env.ExternalEnvironmentListener;
 import com.navercorp.pinpoint.common.server.env.ProfileResolveListener;
 import com.navercorp.pinpoint.common.server.util.ServerBootLogger;
+import com.navercorp.pinpoint.common.util.ArrayUtils;
 import com.navercorp.pinpoint.metric.collector.MetricCollectorApp;
 import org.springframework.boot.Banner;
 import org.springframework.boot.SpringBootConfiguration;
@@ -14,6 +15,9 @@
 import org.springframework.boot.autoconfigure.transaction.TransactionAutoConfiguration;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 
+import java.util.Arrays;
+import java.util.List;
+
 @SpringBootConfiguration
 @EnableAutoConfiguration(exclude = {DataSourceAutoConfiguration.class, TransactionAutoConfiguration.class})
 public class MultiApplication {
@@ -30,11 +34,20 @@ public static void main(String[] args) {
         builder.sources(MultiApplication.class);
         builder.listeners(new ProfileResolveListener());
 
-        SpringApplicationBuilder collectorAppBuilder = createAppBuilder(builder, BasicCollectorApp.class, 1111);
         SpringApplicationBuilder metricAppBuilder = createAppBuilder(builder, MetricCollectorApp.class, 8081);
+        metricAppBuilder.build().run(args);
 
+        if (ArrayUtils.isEmpty(args) == false) {
+            List<String> argList = Arrays.asList(args);
+            logger.info("args data : " + argList);
+            if (argList.contains("onlyMetric")) {
+                logger.info("args has onlyMetric(string)." );
+                return;
+            }
+        }
+
+        SpringApplicationBuilder collectorAppBuilder = createAppBuilder(builder, BasicCollectorApp.class, 1111);
         collectorAppBuilder.build().run(args);
-        metricAppBuilder.build().run(args);
     }
 
     private static SpringApplicationBuilder createAppBuilder(SpringApplicationBuilder builder, Class appClass, int port) {