private String resolveContent()

in edas-demo/config-demo/apollo-migration/src/main/java/com/alibabacloud/edas/tool/model/ConfigPathList.java [160:180]


    private String resolveContent() {
        return paths.stream().sorted().map((x) -> {
            try {
                byte[] bytes = Files.readAllBytes(x);
                if (bytes == null || bytes.length == 0) {
                    return null;
                }

                noneEmptyPaths.add(x);

                return  "\r\n#" +
                        "\r\n# Original file: " + x.toString() +
                        "\r\n#" +
                        "\r\n" +
                        new String(bytes, "utf-8");
            } catch (IOException e) {
                System.err.println("Reading content error: " +e.getMessage());
                return null;
            }
        }).filter(c -> c != null).collect(Collectors.joining("\r\n"));
    }