CharArrayWriter类close()方法 (CharArrayWriter Class close() method)

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

  close()方法在java.io包中可用。

• close() method is used to close this stream but it does not free the buffer.

  close()方法用于关闭此流，但不会释放缓冲区。

• close() 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.

  close()方法是一个非静态方法，只能通过类对象访问，如果尝试使用类名称访问该方法，则会收到错误消息。

• close() method does not throw an exception at the time of closing the stream.

  close()方法在关闭流时不会引发异常。

Syntax:

句法：

    public void close();

Parameter(s):

参数：

• It does not accept any parameter.

  它不接受任何参数。

Return value:

返回值：

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

该方法的返回类型为void ，不返回任何内容。

Example:

例：

// Java program to demonstrate the example 
// of void close() method of CharArrayWriter

import java.io.*;

public class CloseOfCAW {
 public static void main(String[] args) {
  CharSequence cs = "Java World!!!";
  CharArrayWriter caw = null;

  try {
   // Instantiates CharArrayWriter
   caw = new CharArrayWriter();

   // By using close() method isto
   // close the CharArrayWriter 
   caw.close();

   // By using append() method is to
   // append cs to the caw still closing
   // the stream
   caw.append(cs);

   // By using toString() method is 
   // to represent the caw as a string
   System.out.print("caw.toString(): " + caw.toString());
  } catch (Exception ex) {
   System.out.println(ex.toString());
  } finally {

   if (caw != null)
    caw.close();
  }
 }
}

Output

输出量

caw.toString(): Java World!!!

翻译自: https://www.includehelp.com/java/chararraywriter-close-method-with-example.aspx