银行对账单PDF一页拆分多页

一个页拆分多个页，按照流水
String bank = "{\n" +

                "\t\"bank\" : [\n" +

                "\t\t{\n" +

                "\t\t\t\"name\" : \"中国农业银行\",\n" +

                "\t\t\t\"tableWidth\" : 279,\n" +

                "\t\t\t\"split\" : 3\n" +

                "\t\t},\n" +

                "\t\t{\n" +

                "\t\t\t\"name\" : \"中国银行\",\n" +

                "\t\t\t\"tableWidth\" : 420,\n" +

                "\t\t\t\"split\" : 2\n" +

                "\t\t},\n" +

                "\t\t{\n" +

                "\t\t\t\"name\" : \"中国工商银行\",\n" +

                "\t\t\t\"tableWidth\" : 414,\n" +

                "\t\t\t\"split\" : 2\n" +

                "\t\t}\n" +

                "\t]\n" +

                "}\n";

JSONObject jsonObject = JSONObject.parseObject(bank);

List<JSONObject> jsonObjectList = (List<JSONObject>) JSONPath.read(bank, "$bank[?(@.name='中国工商银行')]");

String filename = jsonObjectList.get(0).getString("name");

Integer tableWidth = jsonObjectList.get(0).getInteger("tableWidth");

Integer split = jsonObjectList.get(0).getInteger("split");

try (InputStream resource = new FileInputStream(new File("c:\\" + filename + ".pdf"));

     OutputStream result = new FileOutputStream(new File("c:\\" + filename + "-split.pdf"))) {

    Abstract2DPdfPageSplittingTool tool = new Abstract2DPdfPageSplittingTool() {

        @Override

        protected Iterable<Rectangle> determineSplitRectangles(PdfReader reader, int page) {

            Rectangle targetSize = PageSize.A4;

            List<Rectangle> rectangles = new ArrayList<>();

            float pageHeight = targetSize.getHeight();

            float pageWidth = targetSize.getWidth();

            for (int i = 0; i < split; i++) {

                rectangles.add(new Rectangle(0, pageHeight, pageWidth, pageHeight - tableWidth));

                pageHeight = pageHeight - tableWidth;

            }

            return rectangles;

        }

    };

    tool.split(result, new PdfReader(resource));

}
巴特西

银行对账单PDF一页拆分多页

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