remove unused code

This commit is contained in:
wenshao
2012-08-12 10:22:17 +08:00
parent c75cd354b1
commit e4cf0667ec
@@ -1,151 +0,0 @@
package com.alibaba.druid.util;
import java.lang.reflect.Method;
import javax.servlet.http.HttpServletRequest;
import com.alibaba.druid.support.logging.Log;
import com.alibaba.druid.support.logging.LogFactory;
/**
* @author sandzhang<sandzhangtoo@gmail.com>
*/
public class ReflectionUtils {
private final static Log LOG = LogFactory.getLog(ReflectionUtils.class);
public static Class<?> loadClass(ClassLoader classLoader, String className) {
try {
return classLoader.loadClass(className);
} catch (ClassNotFoundException e) {
return null;
}
}
public static Class<?> getClassFromWebContainer(String className) {
return loadClass(HttpServletRequest.class.getClassLoader(), className);
}
public static Class<?> getClassFromCurrentClassLoader(String className) {
Class<?> result = loadClass(Thread.currentThread().getContextClassLoader(), className);
try {
result = Thread.currentThread().getContextClassLoader().loadClass(className);
} catch (ClassNotFoundException e) {
LOG.error("can'r find class in current thread context classLoader ", e);
}
return result;
}
public static Class<?> getClassFromWebContainerOrCurrentClassLoader(String className) {
Class<?> result = getClassFromWebContainer(className);
if (result == null) {
result = getClassFromCurrentClassLoader(className);
}
return result;
}
public static Object callStaticMethod(Class<?> classObject, String methodName) {
try {
Method m = classObject.getMethod(methodName);
return m.invoke(classObject);
} catch (Exception e) {
LOG.warn("callStaticMethod fail:class=" + classObject.getName() + " method=" + methodName, e);
return null;
}
}
public static Object callObjectMethod(Object obj, String methodName) {
try {
Method m = obj.getClass().getMethod(methodName);
return m.invoke(obj);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Method getObjectMethod(Object obj, String methodName) {
try {
return obj.getClass().getMethod(methodName);
} catch (Exception e) {
LOG.warn("getObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Method getObjectMethod(Object obj, String methodName, Class<?>... parameterTypes) {
try {
return obj.getClass().getMethod(methodName, parameterTypes);
} catch (Exception e) {
LOG.warn("getObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Object callObjectMethod(Object obj, String methodName, Class<?>[] parameterTypes, Object[] parameters) {
try {
Method m = getObjectMethod(obj, methodName, parameterTypes);
return m.invoke(obj, parameters);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Object callObjectMethod(Object obj, Method m, Object[] parameters) {
try {
return m.invoke(obj, parameters);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + m.getName(), e);
return null;
}
}
public static Object callObjectMethod(Object obj, Method m) {
try {
return m.invoke(obj);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + m.getName(), e);
return null;
}
}
public static Object callObjectMethod(Object obj, String methodName, Integer id) {
try {
Method m = obj.getClass().getMethod(methodName, Integer.class);
return m.invoke(obj, id);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Method getObjectMethod(Object obj, String methodName, Integer id) {
try {
return obj.getClass().getMethod(methodName, Integer.class);
} catch (Exception e) {
LOG.warn("getObjectMethod fail:class=" + obj.getClass().getName() + " method=" + methodName, e);
return null;
}
}
public static Object callObjectMethod(Object obj, Method m, Integer id) {
try {
return m.invoke(obj, id);
} catch (Exception e) {
LOG.warn("callObjectMethod fail:class=" + obj.getClass().getName() + " method=" + m.getName(), e);
return null;
}
}
public void getTest() {
System.out.println("dd");
// return "test";
}
public static void main(String args[]) {
System.out.println(callObjectMethod(new ReflectionUtils(), "getTest"));
}
}