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[유치수] [NOBTS] refactoring

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git-svn-id: http://svn.bds.nhncorp.com/pe/hippo-tomcat-profiler/trunk@471 84d0f5b1-2673-498c-a247-62c4ff18d310
This commit is contained in:
Chisu Yu
2012-07-25 06:39:24 +00:00
parent a6cbef8def
commit 8caba0a28a
24 changed files with 366 additions and 1071 deletions
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src/main/java/com/profiler/modifier/db/mysql/MySQLResultSetModifier.java
+10 -32
View File
@@ -13,20 +13,21 @@ public class MySQLResultSetModifier extends AbstractModifier {
private static final Logger logger = Logger.getLogger(MySQLResultSetModifier.class);
public byte[] modify(ClassPool classPool, ClassLoader classLoader, String javassistClassName, byte[] classFileBuffer) {
logger.info("ResultSetImpl modifing. %s", javassistClassName);
checkLibrary(classPool, javassistClassName, classLoader);
logger.info("Modifing. %s", javassistClassName);
checkLibrary(classPool, javassistClassName, classLoader);
return changeMethod(classPool, classLoader, javassistClassName, classFileBuffer);
}
private byte[] changeMethod(ClassPool classPool, ClassLoader classLoader, String javassistClassName, byte[] classfileBuffer) {
try {
CtClass cc = classPool.get(javassistClassName);
updateNextMethod(classPool, cc);
updateCloseMethod(classPool, cc);
byte[] newClassfileBuffer = cc.toBytecode();
// cc.writeFile();
printClassConvertComplete(javassistClassName);
return newClassfileBuffer;
return cc.toBytecode();
} catch (Exception e) {
logger.error(e.getMessage());
e.printStackTrace();
@@ -35,35 +36,12 @@ public class MySQLResultSetModifier extends AbstractModifier {
}
private static void updateNextMethod(ClassPool classPool, CtClass cc) throws Exception {
CtMethod serviceMethod1 = cc.getDeclaredMethod("next", null);
logger.info("*** Changing next() method");
serviceMethod1.insertBefore(getNextMethodBeforeInsertCode());
}
private static String getNextMethodBeforeInsertCode() {
StringBuilder sb = new StringBuilder();
sb.append("{");
sb.append(TomcatProfilerConstant.CLASS_NAME_REQUEST_DATA_TRACER + ".updateFetchCount();");
sb.append("}");
return sb.toString();
CtMethod method = cc.getDeclaredMethod("next", null);
method.insertBefore("{" + TomcatProfilerConstant.CLASS_NAME_REQUEST_DATA_TRACER + ".updateFetchCount(); }");
}
private static void updateCloseMethod(ClassPool classPool, CtClass cc) throws Exception {
CtMethod serviceMethod1 = cc.getDeclaredMethod("close", null);
logger.info("Changing close() method");
serviceMethod1.insertBefore(getCloseMethodBeforeInsertCode());
}
private static String getCloseMethodBeforeInsertCode() {
StringBuilder sb = new StringBuilder();
sb.append("{");
sb.append(TomcatProfilerConstant.CLASS_NAME_REQUEST_DATA_TRACER + ".addResultSetData();");
sb.append("}");
return sb.toString();
CtMethod method = cc.getDeclaredMethod("close", null);
method.insertBefore("{" + TomcatProfilerConstant.CLASS_NAME_REQUEST_DATA_TRACER + ".addResultSetData(); }");
}
}