In this section, you will learn how to read text file in servlets.
How to read text file in Servlets
This section illustrates you how to read text file in servlets.
In this example we will use the input stream to read the text from the disk
file. The InputStreamReader class is used to read the file in servlets program.
You can use this code in your application to read some information from a file.
Create a file message.properties in the
/WEB-INF/ directory. We will read the content of this file and
display in the browser.
Get the file InputStream using ServletContext.getResourceAsStream()
method. If input stream is not equal to null, create the object of
InputStreamReader and pass it to the BufferedReader. A variable text is defined
of String type. Read the file line by line using the while
loop ((text = reader.readLine()) != null). Then the writer.println(text)
is used to display the content of the file
Here is the file message.properties which is going to be read through a