PrintWriter checkError() method in Java with Examples
Last Updated :
31 Jan, 2019
The checkError() method of PrintWriter Class in Java is used to check the error state of this PrintWriter instance. This method flushes the stream in order to check the error state. It returns a boolean value that tells if the stream has encountered any error or not.
Syntax:
public boolean checkError()
Parameters: This method do not accepts any parameter.
Return Value: This method returns a boolean value stating whether the Stream has encountered any error or not. It returns true if any error has been encountered. Else it returns false.
Below methods illustrates the working of checkError() method:
Program 1:
import java.io.*;
class GFG {
public static void main(String[] args)
{
String str = "GeeksForGeeks" ;
try {
PrintWriter writer
= new PrintWriter(System.out);
writer.write(str);
System.out.println( "\nHas any error occurred: "
+ writer.checkError());
}
catch (Exception e) {
System.out.println(e);
}
}
}
|
Output:
GeeksForGeeks
Has any error occurred: false
Program 2:
import java.io.*;
class GFG {
public static void main(String[] args)
{
try {
PrintWriter writer
= new PrintWriter(System.out);
writer.write( 65 );
System.out.println( "\nHas any error occurred: "
+ writer.checkError());
}
catch (Exception e) {
System.out.println(e);
}
}
}
|
Output:
A
Has any error occurred: false
Like Article
Suggest improvement
Share your thoughts in the comments
Please Login to comment...