package class8_2_StreamDecorator_start;

import java.io.FilterWriter;
import java.io.IOException;
import java.io.Writer;

/**
 * This writer will scramble the input given to it,
 * reversing every other character.
 *
 * If ABCDEF is written into it, it will write
 * BADCFE
 *
 * However, it simply prints CR and LF straight through.
 * You may assume that each line has an even number of characters.
 */
public class ScrambleWriter extends FilterWriter {

    public ScrambleWriter(Writer out) {
        super(out);
    }

    @Override
    public void write(String str, int off, int len) throws IOException {
        for(int i = off; i<off+len; i++) {
            write(str.charAt(i));
        }
    }

    @Override
    public void write(int c) throws IOException {
        // TODO: Implement in class
        // TODO: Add any instance variables or helper methods needed.
    }
}