java语言代码大全

class Class {

 @CallerSensitive

 public Method getMethod(String name, Class<?>... parameterTypes)

 throws NoSuchMethodException, SecurityException {

 Objects.requireNonNull(name);

 SecurityManager sm = System.getSecurityManager();

 if (sm != null) {

 // 1. 检查方法权限

 checkMemberAccess(sm, Member.PUBLIC, Reflection.getCallerClass(), true);

 }

 // 2. 获取方法

 Method method = getMethod0(name, parameterTypes);

 if (method == null) {

 throw new NoSuchMethodException(methodToString(name, parameterTypes));

 }

 // 3. 返回方法的拷贝

 return getReflectionFactory().copyMethod(method);

 }

 @CallerSensitive

 public Method getDeclaredMethod(String name, Class<?>... parameterTypes)

 throws NoSuchMethodException, SecurityException {

 Objects.requireNonNull(name);

 SecurityManager sm = System.getSecurityManager();

 if (sm != null) {

 // 1. 检查方法是权限

 checkMemberAccess(sm, Member.DECLARED, Reflection.getCallerClass(), true);

 }

 // 2. 获取方法

 Method method = searchMethods(privateGetDeclaredMethods(false), name, parameterTypes);

 if (method == null) {

 throw new NoSuchMethodException(methodToString(name, parameterTypes));

 }

 // 3. 返回方法的拷贝

 return getReflectionFactory().copyMethod(method);

 }

}

double[] values = ...;

for(double value : values) {

    // TODO: 处理value

}

List<Double> valueList = ...;

for(Double value : valueList) {

    // TODO: 处理value

}

<span style=

"font-family:Arial;font-size:14px;"

>String methodName = Thread.currentThread().getStackTrace()[

1

].getMethodName(); </span>