Example usage for com.google.gson GsonBuilder GsonBuilder

Introduction

In this page you can find the example usage for com.google.gson GsonBuilder GsonBuilder.

Prototype

public GsonBuilder()

Source Link

Document

Creates a GsonBuilder instance that can be used to build Gson with various configuration settings.

Usage

From source file:au.edu.unsw.cse.soc.federatedcloud.curator.CuratorAPI.java

License:Open Source License

/**
 * This is a temporary method until a proper DB is figured out.
 * @param description//from  w w  w.  j  a  v  a 2 s  .co  m
 */
private void persistDescription(CloudResourceDescription description) throws Exception {
    //convert the description to json object
    Gson gson = new GsonBuilder().setPrettyPrinting().create();
    String json = gson.toJson(description);

    try {
        FileWriter writer = new FileWriter(KB_LOCATION + description.getName() + ".json");
        writer.write(json);
        writer.close();
    } catch (IOException e) {
        throw e;
    } catch (Exception e) {
        throw e;
    }

}

From source file:au.edu.unsw.cse.soc.federatedcloud.user.CloudBaseUserInterface.java

License:Open Source License

/**
 * Init an App.// w  w  w  .  j ava  2  s .c  o m
 * Sample command: init aws-s3
 * @param appName
 * @param appAttributes
 */
private void initCloudBase(String appName, String appAttributes) {
    //check if app.json exist in the current directory
    File jsonFile = new File("./" + Constants.FILE_NAME);
    //if app.json does not exist
    if (!jsonFile.exists()) {
        //create an app.json
        try {
            boolean isCreated = jsonFile.createNewFile();

            if (isCreated) {
                Gson gson = new GsonBuilder().setPrettyPrinting().create();

                InputStream inputStream = this.getClass().getClassLoader()
                        .getResourceAsStream(Constants.TEMPLATE_FILE_NAME);
                StringWriter writer = new StringWriter();
                IOUtils.copy(inputStream, writer);
                String fileContent = writer.toString();

                App app = gson.fromJson(fileContent, App.class);

                //Set name
                app.setName(appName);

                //set attributes
                Map<String, String> map = new HashMap<String, String>();
                app.setAttributes((Map<String, String>) gson.fromJson(appAttributes, map.getClass()));

                transformAppToFile(app, jsonFile);

                System.out.println("App:" + app.getName() + " was created");
            } else {
                System.err.println("File was not created");
            }
        } catch (IOException e) {
            System.err.println(e.getMessage());
            e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
        }
    } else {
        System.out.println("File:" + jsonFile.getAbsolutePath() + " already exists.");
    }
}

From source file:au.edu.unsw.cse.soc.federatedcloud.user.CloudBaseUserInterface.java

License:Open Source License

private App transformJsonFileToApp(File jsonFile) throws IOException {
    Gson gson = new GsonBuilder().setPrettyPrinting().create();

    String fileContent = FileUtils.readFileToString(jsonFile);

    App app = gson.fromJson(fileContent, App.class);

    return app;//from  ww  w . java 2s .  c om
}

From source file:au.edu.unsw.cse.soc.federatedcloud.user.CloudBaseUserInterface.java

License:Open Source License

private File transformAppToFile(App app, File jsonFile) throws IOException {
    Gson gson = new GsonBuilder().setPrettyPrinting().create();

    String appJSON = gson.toJson(app);

    FileUtils.writeStringToFile(jsonFile, appJSON);

    return jsonFile;
}

From source file:au.edu.unsw.cse.soc.federatedcloud.user.CloudBaseUserInterface.java

License:Open Source License

private Map<String, String> generateAttributesFromJson(String resourceMetadata) {
    Gson gson = new GsonBuilder().setPrettyPrinting().create();
    Map<String, String> map = new HashMap<String, String>();
    map = (Map<String, String>) gson.fromJson(resourceMetadata, map.getClass());
    return map;/*w  ww. j  a  v a  2 s.com*/
}

From source file:augsburg.se.alltagsguide.MainModule.java

License:Open Source License

@Provides
Gson gson() {/*from  w w w. j a va 2 s .  c  om*/
    return new GsonBuilder().registerTypeAdapter(new TypeToken<List<Page>>() {
    }.getType(), new PageSerializer()).registerTypeAdapter(new TypeToken<List<Language>>() {
    }.getType(), new LanguageSerializer()).registerTypeAdapter(new TypeToken<List<Location>>() {
    }.getType(), new LocationSerializer()).registerTypeAdapter(new TypeToken<List<EventPage>>() {
    }.getType(), new EventPageSerializer()).create();
}

From source file:azkaban.executor.ExecutionOptions.java

License:Apache License

public String toJSON() {
    return new GsonBuilder().setPrettyPrinting().create().toJson(toObject());
}

From source file:azkaban.webapp.servlet.FlowTriggerInstanceServlet.java

License:Apache License

private void wrapTriggerInst(final TriggerInstance triggerInst, final HashMap<String, Object> ret) {
    final List<Map<String, Object>> dependencyOutput = new ArrayList<>();
    for (final DependencyInstance depInst : triggerInst.getDepInstances()) {
        final Map<String, Object> depMap = new HashMap<>();
        depMap.put("triggerInstanceId", depInst.getTriggerInstance().getId());
        depMap.put("dependencyName", depInst.getDepName());
        depMap.put("dependencyType", depInst.getTriggerInstance().getFlowTrigger()
                .getDependencyByName(depInst.getDepName()).getType());
        depMap.put("dependencyStartTime", depInst.getStartTime());
        depMap.put("dependencyEndTime", depInst.getEndTime());
        depMap.put("dependencyStatus", depInst.getStatus());
        depMap.put("dependencyCancelCause", depInst.getCancellationCause());
        depMap.put("dependencyConfig",
                depInst.getTriggerInstance().getFlowTrigger().getDependencyByName(depInst.getDepName()));
        dependencyOutput.add(depMap);//from  w  w  w .j  av a 2  s.  co  m
    }
    ret.put("items", dependencyOutput);

    ret.put("triggerId", triggerInst.getId());
    ret.put("triggerSubmitter", triggerInst.getSubmitUser());
    ret.put("triggerStartTime", triggerInst.getStartTime());
    ret.put("triggerEndTime", triggerInst.getEndTime());
    ret.put("triggerStatus", triggerInst.getStatus());
    final String flowTriggerJson = new GsonBuilder().setPrettyPrinting().create()
            .toJson(triggerInst.getFlowTrigger());
    ret.put("triggerProps", flowTriggerJson);
}

From source file:azkaban.webapp.servlet.StatusServlet.java

License:Apache License

@Override
protected void doGet(final HttpServletRequest req, final HttpServletResponse resp)
        throws ServletException, IOException {
    try {/*from w w  w  . j a  va 2 s.  co  m*/
        resp.setContentType(JSON_MIME_TYPE);
        resp.getOutputStream()
                .println(new GsonBuilder().setPrettyPrinting().create().toJson(this.statusService.getStatus()));
        resp.setStatus(HttpServletResponse.SC_OK);
    } catch (final Exception e) {
        log.error("Error!! while reporting status: ", e);
        resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
    } finally {
        resp.getOutputStream().close();
    }
}

From source file:backtype.storm.utils.Utils.java

License:Apache License

public static String toPrettyJsonString(Object obj) {
    Gson gson2 = new GsonBuilder().setPrettyPrinting().create();
    String ret = gson2.toJson(obj);

    return ret;/*from w  ww  . ja  v  a  2s.com*/
}