[유치수] [NOBTS] change project type.

git-svn-id: http://svn.bds.nhncorp.com/pe/hippo-tomcat-profiler/trunk@431 84d0f5b1-2673-498c-a247-62c4ff18d310

src/main/java/com/profiler/modifier/tomcat/TomcatStandardServiceModifier.java

@@ -0,0 +1,42 @@
+package com.profiler.modifier.tomcat;
+
+import static com.profiler.config.TomcatProfilerConstant.CLASS_NAME_AGENT_STATE_MANAGER;
+
+import com.profiler.modifier.AbstractModifier;
+
+import javassist.ClassPool;
+import javassist.CtClass;
+import javassist.CtMethod;
+/**
+ * When org.apache.catalina.core.StandardService class is loaded in ClassLoader,
+ * this class modifies methods.
+ * @author cowboy93
+ *
+ */
+public class TomcatStandardServiceModifier extends AbstractModifier{
+	public static byte[] modify(ClassPool classPool,ClassLoader classLoader,String javassistClassName,byte[] classFileBuffer) {
+//		printClassInfo(javassistClassName);
+		return changeMethod(classPool,classLoader,javassistClassName,classFileBuffer);
+	}
+	public static byte[] changeMethod(ClassPool classPool,ClassLoader classLoader,String javassistClassName,byte[] classfileBuffer) {
+		try {
+			CtClass cc = classPool.get(javassistClassName);
+			CtMethod startMethod=cc.getDeclaredMethod("start", null);
+			startMethod.insertBefore("{" +
+					"System.out.println(\"*** Start TomcatProfiler JVMStat Thread ***\");" +
+					CLASS_NAME_AGENT_STATE_MANAGER+".startJVMTraceThread();" +
+					"}");
+			CtMethod stopMethod=cc.getDeclaredMethod("stop", null);
+			stopMethod.insertBefore("{" +
+					"System.out.println(\"*** TomcatProfiler send JVM is stopped info ***\");" +
+					CLASS_NAME_AGENT_STATE_MANAGER+".sendJVMStoppedInfo();" +
+					"}");
+			
+			printClassConvertComplete(javassistClassName);
+			return cc.toBytecode();
+		} catch(Exception e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+}