MyServerWriterInterceptor.java 文件源码

@Override
public void aroundWriteTo(WriterInterceptorContext wic) throws IOException, WebApplicationException {
    System.out.println("MyServerWriterInterceptor");
    wic.setOutputStream(new FilterOutputStream(wic.getOutputStream()) {

        final ByteArrayOutputStream baos = new ByteArrayOutputStream();

        @Override
        public void write(int b) throws IOException {
            baos.write(b);
            super.write(b);
        }

        @Override
        public void close() throws IOException {
            System.out.println("MyServerWriterInterceptor --> " + baos.toString());
            super.close();
        }
    });


    wic.proceed();
}