liugddx commented on code in PR #3510:
URL:
https://github.com/apache/incubator-seatunnel/pull/3510#discussion_r1035795352
##########
seatunnel-connectors-v2/connector-http/connector-http-base/src/main/java/org/apache/seatunnel/connectors/seatunnel/http/source/HttpSourceReader.java:
##########
@@ -84,4 +111,83 @@ public void pollNext(Collector<SeaTunnelRow> output) throws
Exception {
}
}
}
+
+ private List<Map<String, String>> parseToMap(List<List<String>> datas,
JsonField jsonField) {
+ List<Map<String, String>> decodeDatas = new
ArrayList<>(datas.get(0).size());
+ String[] keys = jsonField.getFields().keySet().toArray(new String[]{});
+ for (int index = 0; index < jsonField.getFields().size(); index++) {
+ int finalIndex = index;
+ datas.get(index).forEach(field -> {
+ if (decodeDatas.isEmpty() || decodeDatas.size() !=
datas.get(0).size()) {
+ Map<String, String> decodeData = new
HashMap<>(jsonField.getFields().size());
+ decodeData.put(keys[finalIndex], field);
+ decodeDatas.add(decodeData);
+ } else {
+ decodeDatas.forEach(decodeData -> {
+ decodeData.put(keys[finalIndex], field);
+ });
+ }
+ });
+ }
+
+ return decodeDatas;
+ }
+
+ private List<List<String>> decodeJSON(String data) {
+ ReadContext jsonReadContext =
JsonPath.using(jsonConfiguration).parse(data);
+ List<List<String>> results = new ArrayList<>(jsonPaths.length);
+ for (JsonPath path : jsonPaths) {
+ List<String> result = jsonReadContext.read(path);
+ results.add(result);
+ }
+ for (int i = 1; i < results.size(); i++) {
+ List<?> result0 = results.get(0);
+ List<?> result = results.get(i);
+ if (result0.size() != result.size()) {
+ throw new HttpConnectorException(
+ HttpConnectorErrorCode.FIELD_DATA_IS_INCONSISTENT,
+ String.format(
+ "[%s](%d) and [%s](%d) the number of parsing records
is inconsistent.",
+ jsonPaths[0].getPath(), result0.size(),
jsonPaths[i].getPath(), result.size()));
+ }
+ }
+
+ return dataFlip(results);
+ }
+
+ private String getPartOfJson(String data) {
+ ReadContext jsonReadContext =
JsonPath.using(jsonConfiguration).parse(data);
+ return
JsonUtils.toJsonString(jsonReadContext.read(JsonPath.compile(contentJson)));
+ }
+
+ private List<List<String>> dataFlip(List<List<String>> results) {
+
+ List<List<String>> datas = new ArrayList<>();
+ for (int i = 0; i < results.size(); i++) {
+ List<String> result = results.get(i);
+ if (i == 0) {
+ for (Object o : result) {
+ String val = o == null ? null : o.toString();
+ List<String> row = new ArrayList<>(jsonPaths.length);
+ row.add(val);
+ datas.add(row);
+ }
+ } else {
+ for (int j = 0; j < result.size(); j++) {
+ Object o = result.get(j);
+ String val = o == null ? null : o.toString();
Review Comment:
Sometimes there is null data, which needs to be converted to a null
string.It is necessary to do so
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