JsonParserController.java
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package com.zhazhapan.util.visual.controller;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONPath;
import com.zhazhapan.util.Checker;
import com.zhazhapan.util.Formatter;
import com.zhazhapan.util.ThreadPool;
import com.zhazhapan.util.dialog.Alerts;
import com.zhazhapan.util.visual.WeUtils;
import com.zhazhapan.util.visual.constant.LocalValueConsts;
import com.zhazhapan.util.visual.model.ConfigModel;
import com.zhazhapan.util.visual.model.ControllerModel;
import javafx.application.Platform;
import javafx.fxml.FXML;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;
import javafx.scene.input.DragEvent;
import javafx.scene.input.KeyCode;
import javafx.scene.input.KeyEvent;
import javafx.scene.input.TransferMode;
/**
* @author pantao
* @since 2018/3/31
*/
public class JsonParserController {
@FXML
public TextArea jsonContent;
@FXML
public TextArea parsedJsonContent;
@FXML
public TextField jsonPath;
@FXML
private void initialize() {
jsonContent.setWrapText(ConfigModel.isAutoWrap());
parsedJsonContent.setWrapText(ConfigModel.isAutoWrap());
ControllerModel.setJsonParserController(this);
}
public void parseJson() {
String json = jsonContent.getText();
String path = jsonPath.getText();
ThreadPool.executor.submit(() -> {
try {
JSONArray jsonArray = JSON.parseArray("[" + json + "]");
Object object = JSONPath.eval(jsonArray, "[0]");
String parsedJson;
if (Checker.isEmpty(path)) {
parsedJson = object.toString();
} else {
parsedJson = JSONPath.eval(object, (object instanceof JSONArray ? "" : ".") + path).toString();
}
Platform.runLater(() -> parsedJsonContent.setText(Formatter.formatJson(Checker.checkNull(parsedJson))));
} catch (Exception e) {
Platform.runLater(() -> Alerts.showError(LocalValueConsts.MAIN_TITLE, LocalValueConsts
.PARSE_JSON_ERROR));
}
});
}
public void seeJsonPathGrammar() {
WeUtils.openLink(LocalValueConsts.JSON_PATH_GRAMMAR_URL);
}
public void dragFileOver(DragEvent event) {
event.acceptTransferModes(TransferMode.COPY);
}
public void dragFileDropped(DragEvent event) {
WeUtils.putDragFileInTextArea(jsonContent, event);
}
public void jsonPathEnter(KeyEvent keyEvent) {
if (keyEvent.getCode() == KeyCode.ENTER) {
parseJson();
}
}
}