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+/**%0A * Filter will convert the color of image by using edgy filter.%0A */%0Apublic class EdgyFilter implements Filter %7B%0A%0A%09public void filter(PixelImage pi) %7B%0A%09%09// Matrix algorithm for edgy filter.%0A%09%09int%5B%5D%5B%5D weights = %7B %7B -1, -1, -1 %7D, %7B -1, 9, -1 %7D, %7B -1, -1, -1 %7D %7D;%0A%09%09pi.transformImage(weights);%0A%09%09// transformIamge is where the computation of the%0A%09%09// new pixel is done%0A%0A%09%7D%0A%7D%0A

Create EdgyFilter.java