Java FilterInputStream.close()方法範例

Java FilterInputStream.close()方法範例

FilterInputStream.FilterInputStream.close()方法具有以下語法。

public int close()  throws IOException

範例

在下面的程式碼中展示了如何使用FilterInputStream.close()方法。

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FilterInputStream;
import java.io.IOException;
import java.io.InputStream;
// By:  ｗW W .yI I B A i.c OM 
public class Main {
  public static void main(String[] args) throws Exception {

    // create input streams
    InputStream is = new FileInputStream("C://test.txt");
    FilterInputStream fis = new BufferedInputStream(is);

    // closes and releases the associated system resources
    fis.close();

    // read is called after close() invocation
    fis.read();

  }
}