Example usage for com.fasterxml.jackson.databind.ser.std ToStringSerializer ToStringSerializer

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind.ser.std ToStringSerializer ToStringSerializer.

Prototype

public ToStringSerializer() 

Source Link

Usage

From source file:org.devgateway.toolkit.web.spring.MvcConfig.java

@Bean
public Jackson2ObjectMapperBuilder objectMapperBuilder() {
    Jackson2ObjectMapperBuilder builder = new Jackson2ObjectMapperBuilder();

    SimpleDateFormat dateFormatGmt = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
    dateFormatGmt.setTimeZone(TimeZone.getTimeZone("GMT"));
    builder.serializationInclusion(Include.NON_EMPTY).dateFormat(dateFormatGmt);
    builder.serializerByType(GeoJsonPoint.class, new GeoJsonPointSerializer());
    builder.serializerByType(ObjectId.class, new ToStringSerializer());
    builder.defaultViewInclusion(true);/*from   w w  w.ja  v  a  2 s . co  m*/

    return builder;
}

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From source file:com.rcv.ResultsWriter.java

private void generateSummaryJson(Map<Integer, Map<String, BigDecimal>> roundTallies, String precinct,
        String outputPath) throws IOException {

    // mapper converts java objects to json
    ObjectMapper mapper = new ObjectMapper();
    // set mapper to order keys alphabetically for more legible output
    mapper.configure(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS, true);
    // create a module to contain a serializer for BigDecimal serialization
    SimpleModule module = new SimpleModule();
    module.addSerializer(BigDecimal.class, new ToStringSerializer());
    // attach serializer to mapper
    mapper.registerModule(module);//  w  ww.  ja va  2s  . c o m

    // jsonWriter writes those object to disk
    ObjectWriter jsonWriter = mapper.writer(new DefaultPrettyPrinter());
    // jsonPath for output json summary
    String jsonPath = outputPath + ".json";
    // log output location
    Logger.log(Level.INFO, "Generating summary JSON file: %s...", jsonPath);
    // outFile is the target file
    File outFile = new File(jsonPath);

    // root outputJson dict will have two entries:
    // results - vote totals, transfers, and candidates elected / eliminated
    // config - global config into
    HashMap<String, Object> outputJson = new HashMap<>();
    // config will contain contest configuration info
    HashMap<String, Object> configData = new HashMap<>();
    // add config header info
    configData.put("contest", config.getContestName());
    configData.put("jurisdiction", config.getContestJurisdiction());
    configData.put("office", config.getContestOffice());
    configData.put("date", config.getContestDate());
    configData.put("threshold", winningThreshold);
    if (precinct != null && !precinct.isEmpty()) {
        configData.put("precinct", precinct);
    }
    // results will be a list of round data objects
    ArrayList<Object> results = new ArrayList<>();
    // for each round create objects for json serialization
    for (int round = 1; round <= numRounds; round++) {
        // container for all json data this round:
        HashMap<String, Object> roundData = new HashMap<>();
        // add round number (this is implied by the ordering but for debugging we are explicit)
        roundData.put("round", round);
        // add actions if this is not a precinct summary
        if (precinct == null || precinct.isEmpty()) {
            // actions is a list of one or more action objects
            ArrayList<Object> actions = new ArrayList<>();
            addActionObjects("elected", roundToWinningCandidates.get(round), round, actions);
            // add any elimination actions
            addActionObjects("eliminated", roundToEliminatedCandidates.get(round), round, actions);
            // add action objects
            roundData.put("tallyResults", actions);
        }
        // add tally object
        roundData.put("tally", updateCandidateNamesInTally(roundTallies.get(round)));
        // add roundData to results list
        results.add(roundData);
    }
    // add config data to root object
    outputJson.put("config", configData);
    // add results to root object
    outputJson.put("results", results);
    // write results to disk
    try {
        jsonWriter.writeValue(outFile, outputJson);
    } catch (IOException exception) {
        Logger.log(Level.SEVERE, "Error writing to JSON file: %s\n%s", jsonPath, exception.toString());
        throw exception;
    }
}

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