Examples with JsonNode com.fasterxml.jackson.databind.JsonNode used on opensource projects

Example 76 with JsonNode

use of com.fasterxml.jackson.databind.JsonNode in project buck by facebook.

the class TargetsCommandIntegrationTest method testJsonOutputWithShowCellPath.

@Test
public void testJsonOutputWithShowCellPath() throws IOException {
    ProjectWorkspace workspace = TestDataHelper.createProjectWorkspaceForScenario(this, "output_path", tmp);
    workspace.setUp();
    ProcessResult result = workspace.runBuckCommand("targets", "--json", "--show-cell-path", "//:test");
    ObjectMapper objectMapper = ObjectMappers.newDefaultInstance();
    // Parse the observed JSON.
    JsonNode observed = objectMapper.readTree(objectMapper.getFactory().createParser(result.getStdout()));
    assertTrue(observed.isArray());
    JsonNode targetNode = observed.get(0);
    assertTrue(targetNode.isObject());
    JsonNode cellPath = targetNode.get("buck.cell_path");
    assertNotNull(cellPath);
    assertEquals(cellPath.asText(), MorePaths.pathWithPlatformSeparators(tmp.getRoot().toRealPath()));
}

Example 77 with JsonNode

use of com.fasterxml.jackson.databind.JsonNode in project druid by druid-io.

the class JSONToLowerParser method parse.

@Override
public Map<String, Object> parse(String input) {
    try {
        Map<String, Object> map = new LinkedHashMap<>();
        JsonNode root = objectMapper.readTree(input);
        Iterator<String> keysIter = (fieldNames == null ? root.fieldNames() : fieldNames.iterator());
        while (keysIter.hasNext()) {
            String key = keysIter.next();
            if (exclude.contains(key.toLowerCase())) {
                continue;
            }
            JsonNode node = root.path(key);
            if (node.isArray()) {
                final List<Object> nodeValue = Lists.newArrayListWithExpectedSize(node.size());
                for (final JsonNode subnode : node) {
                    final Object subnodeValue = valueFunction.apply(subnode);
                    if (subnodeValue != null) {
                        nodeValue.add(subnodeValue);
                    }
                }
                // difference from JSONParser parse()
                map.put(key.toLowerCase(), nodeValue);
            } else {
                final Object nodeValue = valueFunction.apply(node);
                if (nodeValue != null) {
                    // difference from JSONParser parse()
                    map.put(key.toLowerCase(), nodeValue);
                }
            }
        }
        return map;
    } catch (Exception e) {
        throw new ParseException(e, "Unable to parse row [%s]", input);
    }
}

Example 78 with JsonNode

use of com.fasterxml.jackson.databind.JsonNode in project elasticsearch by elastic.

the class GeoIpCacheTests method testCachesAndEvictsResults.

public void testCachesAndEvictsResults() throws Exception {
    GeoIpCache cache = new GeoIpCache(1);
    final NodeCache.Loader loader = key -> new IntNode(key);
    JsonNode jsonNode1 = cache.get(1, loader);
    assertSame(jsonNode1, cache.get(1, loader));
    // evict old key by adding another value
    cache.get(2, loader);
    assertNotSame(jsonNode1, cache.get(1, loader));
}

Example 79 with JsonNode

use of com.fasterxml.jackson.databind.JsonNode in project zeppelin by apache.

the class SparkRInterpreter method interpret.

@Override
public InterpreterResult interpret(String lines, InterpreterContext interpreterContext) {
    SparkInterpreter sparkInterpreter = getSparkInterpreter();
    sparkInterpreter.populateSparkWebUrl(interpreterContext);
    String jobGroup = Utils.buildJobGroupId(interpreterContext);
    sparkInterpreter.getSparkContext().setJobGroup(jobGroup, "Zeppelin", false);
    String imageWidth = getProperty("zeppelin.R.image.width");
    String[] sl = lines.split("\n");
    if (sl[0].contains("{") && sl[0].contains("}")) {
        String jsonConfig = sl[0].substring(sl[0].indexOf("{"), sl[0].indexOf("}") + 1);
        ObjectMapper m = new ObjectMapper();
        try {
            JsonNode rootNode = m.readTree(jsonConfig);
            JsonNode imageWidthNode = rootNode.path("imageWidth");
            if (!imageWidthNode.isMissingNode())
                imageWidth = imageWidthNode.textValue();
        } catch (Exception e) {
            logger.warn("Can not parse json config: " + jsonConfig, e);
        } finally {
            lines = lines.replace(jsonConfig, "");
        }
    }
    String setJobGroup = "";
    // assign setJobGroup to dummy__, otherwise it would print NULL for this statement
    if (Utils.isSpark2()) {
        setJobGroup = "dummy__ <- setJobGroup(\"" + jobGroup + "\", \"zeppelin sparkR job group description\", TRUE)";
    } else if (getSparkInterpreter().getSparkVersion().newerThanEquals(SparkVersion.SPARK_1_5_0)) {
        setJobGroup = "dummy__ <- setJobGroup(sc, \"" + jobGroup + "\", \"zeppelin sparkR job group description\", TRUE)";
    }
    logger.debug("set JobGroup:" + setJobGroup);
    lines = setJobGroup + "\n" + lines;
    try {
        // render output with knitr
        if (useKnitr()) {
            zeppelinR.setInterpreterOutput(null);
            zeppelinR.set(".zcmd", "\n```{r " + renderOptions + "}\n" + lines + "\n```");
            zeppelinR.eval(".zres <- knit2html(text=.zcmd)");
            String html = zeppelinR.getS0(".zres");
            RDisplay rDisplay = render(html, imageWidth);
            return new InterpreterResult(rDisplay.code(), rDisplay.type(), rDisplay.content());
        } else {
            // alternatively, stream the output (without knitr)
            zeppelinR.setInterpreterOutput(interpreterContext.out);
            zeppelinR.eval(lines);
            return new InterpreterResult(InterpreterResult.Code.SUCCESS, "");
        }
    } catch (Exception e) {
        logger.error("Exception while connecting to R", e);
        return new InterpreterResult(InterpreterResult.Code.ERROR, e.getMessage());
    } finally {
        try {
        } catch (Exception e) {
        // Do nothing...
        }
    }
}

Example 80 with JsonNode

use of com.fasterxml.jackson.databind.JsonNode in project hive by apache.

the class TestCodahaleMetrics method testFileReporting.

@Test
public void testFileReporting() throws Exception {
    int runs = 5;
    for (int i = 0; i < runs; i++) {
        MetricsFactory.getInstance().incrementCounter("count2");
    }
    byte[] jsonData = MetricsTestUtils.getFileData(jsonReportFile.getAbsolutePath(), 2000, 3);
    ObjectMapper objectMapper = new ObjectMapper();
    JsonNode rootNode = objectMapper.readTree(jsonData);
    JsonNode countersNode = rootNode.path("counters");
    JsonNode methodCounterNode = countersNode.path("count2");
    JsonNode countNode = methodCounterNode.path("count");
    Assert.assertEquals(countNode.asInt(), 5);
}