Examples with JsonGenerator javax.json.stream.JsonGenerator used on opensource projects

Example 6 with JsonGenerator

use of javax.json.stream.JsonGenerator in project javaee7-samples by javaee-samples.

the class StreamingGeneratorTest method testSimpleObject.

@Test
public void testSimpleObject() throws JSONException {
    JsonGeneratorFactory factory = Json.createGeneratorFactory(null);
    StringWriter w = new StringWriter();
    JsonGenerator gen = factory.createGenerator(w);
    gen.writeStartObject().write("apple", "red").write("banana", "yellow").writeEnd();
    gen.flush();
    JSONAssert.assertEquals("{\"apple\" : \"red\", \"banana\" : \"yellow\" }", w.toString(), JSONCompareMode.STRICT);
}

Example 7 with JsonGenerator

use of javax.json.stream.JsonGenerator in project javaee7-samples by javaee-samples.

the class StreamingGeneratorTest method testArray.

@Test
public void testArray() throws JSONException {
    JsonGeneratorFactory factory = Json.createGeneratorFactory(null);
    StringWriter w = new StringWriter();
    JsonGenerator gen = factory.createGenerator(w);
    gen.writeStartArray().writeStartObject().write("apple", "red").writeEnd().writeStartObject().write("banana", "yellow").writeEnd().writeEnd();
    gen.flush();
    JSONAssert.assertEquals("[{\"apple\":\"red\"},{\"banana\":\"yellow\"}]", w.toString(), JSONCompareMode.STRICT);
}

Example 8 with JsonGenerator

use of javax.json.stream.JsonGenerator in project wildfly by wildfly.

the class JobExecutionMarshaller method marshall.

public static String marshall(final JobExecution jobExecution) {
    final StringWriter writer = new StringWriter();
    final JsonGenerator generator = Json.createGenerator(writer);
    generator.writeStartObject().write(ID, jobExecution.getExecutionId()).write(NAME, jobExecution.getJobName()).write(STATUS, jobExecution.getBatchStatus().toString()).write(EXIT_STATUS, jobExecution.getExitStatus()).write(CREATE_TIME, jobExecution.getCreateTime().getTime()).write(END_TIME, jobExecution.getEndTime().getTime()).write(LAST_UPDATE_TIME, jobExecution.getLastUpdatedTime().getTime()).write(START_TIME, jobExecution.getStartTime().getTime());
    // Write out properties
    generator.writeStartObject(PROPERTIES);
    final Properties params = jobExecution.getJobParameters();
    for (String key : params.stringPropertyNames()) {
        generator.write(key, params.getProperty(key));
    }
    generator.writeEnd();
    // End main object
    generator.writeEnd();
    generator.close();
    return writer.toString();
}

Example 9 with JsonGenerator

use of javax.json.stream.JsonGenerator in project wildfly by wildfly.

the class StepExecutionMarshaller method marshall.

public static String marshall(final StepExecution stepExecution) throws IOException {
    final StringWriter writer = new StringWriter();
    final JsonGenerator generator = Json.createGenerator(writer);
    generator.writeStartObject().write(ID, stepExecution.getStepExecutionId()).write(NAME, stepExecution.getStepName()).write(STATUS, stepExecution.getBatchStatus().toString()).write(START_TIME, stepExecution.getStartTime().getTime()).write(END_TIME, stepExecution.getEndTime().getTime()).write(EXIT_STATUS, stepExecution.getExitStatus()).write(PERSISTENT_USER_DATA, serialize(stepExecution.getPersistentUserData()));
    generator.writeStartObject(METRICS);
    for (Metric metric : stepExecution.getMetrics()) {
        generator.writeStartObject(METRIC);
        generator.write(METRIC_TYPE, metric.getType().toString());
        generator.write(METRIC_VALUE, metric.getValue());
        generator.writeEnd();
    }
    generator.writeEnd();
    // End main object
    generator.writeEnd();
    generator.close();
    return writer.toString();
}

Example 10 with JsonGenerator

use of javax.json.stream.JsonGenerator in project wildfly by wildfly.

the class JsonServlet method doGet.

@Override
protected void doGet(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
    response.setContentType("application/json");
    final JsonGenerator generator = Json.createGenerator(response.getWriter());
    generator.writeStartObject();
    generator.write("name", "value");
    generator.writeEnd();
    generator.close();
}