Interceptor

java.lang.Object
- java.io.OutputStream
- - java.io.FilterOutputStream
  - - java.io.PrintStream
    - - Interceptor

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.Appendable, java.lang.AutoCloseable
```
public class Interceptor
extends java.io.PrintStream
```
This class intercepts output destined for System.out so it can be tracked.

Field Summary
- Fields inherited from class java.io.FilterOutputStream
  out

Constructor Summary

Constructors
Constructor and Description

Interceptor(java.io.OutputStream out, Autograder prog)
Setups up an interceptor for System.out

Constructors
Constructor and Description
`Interceptor(java.io.OutputStream out, Autograder prog)` Setups up an interceptor for System.out

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`print(boolean x)` This overrides System.out.print.
`void`	`print(char x)` This overrides System.out.print.
`void`	`print(char[] x)` This overrides System.out.print.
`void`	`print(double x)` This overrides System.out.print.
`void`	`print(float x)` This overrides System.out.print.
`void`	`print(int x)` This overrides System.out.print.
`void`	`print(long x)` This overrides System.out.print.
`void`	`print(java.lang.Object o)` This overrides System.out.print.
`void`	`print(java.lang.String s)` This overrides System.out.print.
`java.io.PrintStream`	`printf(java.lang.String format, java.lang.Object... args)` This overrides System.out.printf
`void`	`println()` This overrides System.out.println.
`void`	`println(boolean x)` This overrides System.out.println.
`void`	`println(char x)` This overrides System.out.println.
`void`	`println(char[] x)` This overrides System.out.println.
`void`	`println(double x)` This overrides System.out.println.
`void`	`println(float x)` This overrides System.out.println.
`void`	`println(int x)` This overrides System.out.println.
`void`	`println(long x)` This overrides System.out.println.
`void`	`println(java.lang.Object o)` This overrides System.out.println.
`void`	`println(java.lang.String s)` This overrides System.out.println.

Methods inherited from class java.io.PrintStream
append, append, append, checkError, clearError, close, flush, format, format, printf, setError, write, write

Methods inherited from class java.io.FilterOutputStream
write

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Interceptor
```
public Interceptor(java.io.OutputStream out,
                   Autograder prog)
```
    Setups up an interceptor for System.out
    
    Parameters:
    
    out - The output stream being used (should be System.out)
    
    prog - The autograder that is using this Incerceptor
- Method Detail
  - print
```
public void print(java.lang.String s)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    s - String to be printed
  - print
```
public void print(boolean x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Boolean to be printed
  - print
```
public void print(char x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Character to be printed
  - print
```
public void print(char[] x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Character array to be printed
  - print
```
public void print(int x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Integer to be printed
  - print
```
public void print(long x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Long to be printed
  - print
```
public void print(float x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Float to be printed
  - print
```
public void print(double x)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    x - Double to be printed
  - print
```
public void print(java.lang.Object o)
```
    This overrides System.out.print. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    print in class java.io.PrintStream
    
    Parameters:
    
    o - Object to be printed
  - println
```
public void println(java.lang.String s)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    s - String to be printed
  - println
```
public void println()
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
  - println
```
public void println(boolean x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Boolean to be printed
  - println
```
public void println(char x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Character to be printed
  - println
```
public void println(char[] x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Character array to be printed
  - println
```
public void println(int x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Integer to be printed
  - println
```
public void println(long x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Long to be printed
  - println
```
public void println(float x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Float to be printed
  - println
```
public void println(double x)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    x - Double to be printed
  - println
```
public void println(java.lang.Object o)
```
    This overrides System.out.println. It prints out to System.out like normal. Afterwards, it stores the output in the Autograder along with the class name that is trying to print based on the stack trace (up one for ConsoleProgram).
    
    Overrides:
    
    println in class java.io.PrintStream
    
    Parameters:
    
    o - Object to be printed
  - printf
```
public java.io.PrintStream printf(java.lang.String format,
                                  java.lang.Object... args)
```
    This overrides System.out.printf
    
    Overrides:
    
    printf in class java.io.PrintStream

Class Interceptor

Field Summary

Fields inherited from class java.io.FilterOutputStream

Constructor Summary

Method Summary

Methods inherited from class java.io.PrintStream

Methods inherited from class java.io.FilterOutputStream

Methods inherited from class java.lang.Object

Constructor Detail

Interceptor

Method Detail

print

print

print

print

print

print

print

print

print

println

println

println

println

println

println

println

println

println

println

printf