流程類的getOutputStream()方法 (Process Class getOutputStream() method)

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

  getOutputStream()方法在java.lang包中可用。

• getOutputStream() method is used to get the output stream of the process and sub-process.

  getOutputStream()方法用于獲取流程和子流程的輸出流。

• getOutputStream() 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.

  getOutputStream()方法是一個(gè)非靜態(tài)方法，只能通過(guò)類對(duì)象訪問(wèn)，如果嘗試使用類名稱訪問(wèn)該方法，則會(huì)收到錯(cuò)誤消息。

• getOutputStream() method does not throw an exception at the time of returning output stream.

  返回輸出流時(shí)， getOutputStream()方法不會(huì)引發(fā)異常。

Syntax:

句法：

public abstract OutputStream getOutputStream();

Parameter(s):

參數(shù)：

• It does not accept any parameter.

  它不接受任何參數(shù)。

Return value:

返回值：

The return type of this method is OutputStream, it returns output stream associated to the standard input of the process.

此方法的返回類型為OutputStream ，它返回與流程的標(biāo)準(zhǔn)輸入關(guān)聯(lián)的輸出流。

Example:

例：

// Java program to demonstrate the example // of OutputStream getOutputStream() method of Process import java.io.*; import java.util.*;public class GetOutputStream {public static void main(String[] args) throws Exception {// Instantiating Process objectSystem.out.println("Process Instantiated");Process pr = Runtime.getRuntime().exec("notepad.exe");// By using getOutputStream() method is to get the // output stream of pr objectOutputStream os = pr.getOutputStream();// By using close() method is to close the output streamSystem.out.println("Output Stream Closed :");os.close();} }

Output

輸出量

Process Instantiated Output Stream Closed :

翻譯自: https://www.includehelp.com/java/process-getoutputstream-method-with-example.aspx

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