stringwriter

StringWriter類的getBuffer()方法 (StringWriter Class getBuffer() method)

• getBuffer() method is available in java.io package.

  getBuffer()方法在java.io包中可用。

• getBuffer() method is used to get the StringBuffer that holds the present buffer value.

  getBuffer()方法用于獲取保存當(dāng)前緩沖區(qū)值的StringBuffer。

• getBuffer() 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.

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

• getBuffer() method does not throw an exception at the time of returning StringBuffer.

  返回StringBuffer時， getBuffer()方法不會引發(fā)異常。

Syntax:

句法：

public StringBuffer getBuffer();

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 the method is StringBuffer, it returns the StringBuffer itself that holds the current buffer value.

該方法的返回類型為StringBuffer ，它返回保存當(dāng)前緩沖區(qū)值的StringBuffer本身。

Example:

例：

// Java program to demonstrate the example // of StringBuffer getBuffer() method of StringWriterimport java.io.*;public class GetBufferOfFSW {public static void main(String[] args) throws Exception {StringWriter str_w = null;String str = "Java World!!!";try {// Instantiates StringWriterstr_w = new StringWriter();str_w.write(str);// By using getBuffer() method is to// get the buffer of this str_w streamStringBuffer str_b = str_w.getBuffer();System.out.println("str_w.getBuffer(): " + str_b);} catch (Exception ex) {System.out.println(ex.toString());} finally {// with the help of this block is to// free all necessary resources linked// with the streamif (str_w != null) {str_w.close();}}} }

Output

輸出量

str_w.getBuffer(): Java World!!!

翻譯自: https://www.includehelp.com/java/stringwriter-getbuffer-method-with-example.aspx

stringwriter

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