ClassLoader類setClassAssertionStatus()方法 (ClassLoader Class setClassAssertionStatus() method)

• setClassAssertionStatus() method is available in java.lang package.

  setClassAssertionStatus()方法在java.lang包中可用。

• setClassAssertionStatus() method is used to sets the assertion status for the named top-level class in this class loader or any nested classes contains in the class loader.

  setClassAssertionStatus()方法用于設置此類加載器中命名的頂級類或該類加載器中包含的任何嵌套類的斷言狀態。

• setClassAssertionStatus() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.

  setClassAssertionStatus()方法是一個非靜態方法，只能通過類對象訪問，如果嘗試使用類名訪問該方法，則會收到錯誤消息。

• setClassAssertionStatus() method does not throw an exception at the time of the set assertion status of the class.

  setClassAssertionStatus()方法在設置類的斷言狀態時不會引發異常。

Syntax:

句法：

public void setClassAssertionStatus(String cl_name, boolean status);

Parameter(s):

參數：

• String cl_name – represents the fully qualified name of the top-level class whose assertion status is to be set.

  字符串cl_name –表示要設置其聲明狀態的頂級類的全限定名稱。

• boolean status – represents the status of assertions when the named class is to have assertion enabled. It returns true and when the named class is to have assertion disabled, it returns false.

  布爾狀態 –表示要啟用命名類時斷言的狀態。 它返回true，并且當命名類禁用斷言時，它返回false。

Return value:

返回值：

The return type of this method is void, it returns nothing.

此方法的返回類型為void ，不返回任何內容。

Example:

例：

// Java program to demonstrate the example // of void setClassAssertionStatus () method of ClassLoader public class setClassAssertionStatusOfClassLoader {public static void main(String[] args) throws Exception {// Load a classClass cl = Class.forName("setClassAssertionStatusOfClassLoader");// It returns the ClassLoader associated with the// class ObjectClassLoader loader = cl.getClassLoader();// Display loaderSystem.out.println("loader Class: " + loader.getClass());// By using setClassAssertionStatus() method is to set the //desired status and sets the status to trueloader.setClassAssertionStatus("setClassAssertionStatusOfClassLoader", true);} }

Output

輸出量

loader Class: class jdk.internal.loader.ClassLoaders$AppClassLoader

翻譯自: https://www.includehelp.com/java/classloader-setclassassertionstatus-method-with-example.aspx

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