Example usage for com.fasterxml.jackson.databind JsonNode iterator

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind JsonNode iterator.

Prototype

public final Iterator<JsonNode> iterator() 

Source Link

Usage

From source file:com.ikanow.aleph2.graph.titan.utils.TitanGraphBuildingUtils.java

/** Recursive function to pull out potentially nested properties
 * @param property//from   ww w.  j a  va 2  s .  c  o m
 * @return
 */
protected static Either<Object, Object[]> denestProperties(final JsonNode property) {
    if (property.isArray()) { // (Arrays of objects (except length 1) are currently discarded here, no support for cardinality, see above)
        if (1 == property.size()) { // (this is what all the existing properties look like after conversion to graphson)
            return denestProperties(property.get(0));
        } else {
            return Either.right(Optionals.streamOf(property.iterator(), false).map(j -> jsonNodeToObject(j))
                    .filter(j -> null != j).toArray());
        }
    } else if (property.isObject()) {
        return denestProperties(property.get(GraphAnnotationBean.value));
    } else {
        return Either.left(jsonNodeToObject(property));
    }
}

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From source file:io.wcm.caravan.pipeline.impl.operators.AssertExistsOperator.java

@Override
public Subscriber<? super JsonPipelineOutput> call(Subscriber<? super JsonPipelineOutput> subscriber) {
    return new Subscriber<JsonPipelineOutput>() {

        private boolean assertionFailed;

        @Override/*from   w  w w. j  a  v a  2 s.c om*/
        public void onCompleted() {
            // take care not to call #onCompleted if #onError has been called because the assertion failed
            if (!assertionFailed) {
                subscriber.onCompleted();
            }
        }

        @Override
        public void onError(Throwable e) {
            Exceptions.throwIfFatal(e);
            subscriber.onError(e);
        }

        @Override
        public void onNext(JsonPipelineOutput output) {

            JsonNode jsonResponse = output.getPayload();

            // if this #assertExist is chained after an #extract call, the responseNode or its child node can be a MissingNode and we should bail out early

            if (jsonResponse == null || jsonResponse.isMissingNode() || !jsonResponse.iterator().hasNext()
                    || (jsonResponse.isObject() && jsonResponse.iterator().next().isMissingNode())) {
                onAssertionFailed();
                return;
            }

            try {
                // evalute the JSONPath on the pipeline's response
                ArrayNode jsonPathResult = new JsonPathSelector(jsonPath).call(jsonResponse);

                if (jsonPathResult.size() == 0) {
                    onAssertionFailed();
                } else {
                    // the responseNode has content at the given JsonPath, so we can continue processing the response
                    subscriber.onNext(output);
                }
            } catch (PathNotFoundException p) {
                onAssertionFailed();
            }
        }

        public void onAssertionFailed() {
            assertionFailed = true;
            this.onError(new JsonPipelineInputException(statusCode, msg));
        }
    };
}

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From source file:org.agorava.facebook.impl.FeedServiceImpl.java

private <T> List<T> deserializeList(JsonNode jsonNode, String postType, Class<T> type) {
    JsonNode dataNode = jsonNode.get("data");
    List<T> posts = new ArrayList<T>();
    for (Iterator<JsonNode> iterator = dataNode.iterator(); iterator.hasNext();) {
        posts.add(deserializePost(postType, type, (ObjectNode) iterator.next()));
    }//from  w  ww.j  a v a 2 s .  c  o m
    return posts;
}

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From source file:org.springframework.social.facebook.api.impl.FeedTemplate.java

private <T> PagedList<T> deserializeList(JsonNode jsonNode, String postType, Class<T> type) {
    JsonNode dataNode = jsonNode.get("data");
    List<T> posts = new ArrayList<T>();
    for (Iterator<JsonNode> iterator = dataNode.iterator(); iterator.hasNext();) {
        posts.add(deserializePost(postType, type, (ObjectNode) iterator.next()));
    }//from ww w .  j  a  v a  2  s  . c  om
    if (jsonNode.has("paging")) {
        JsonNode pagingNode = jsonNode.get("paging");
        PagingParameters previousPage = getPagedListParameters(pagingNode, "previous");
        PagingParameters nextPage = getPagedListParameters(pagingNode, "next");
        return new PagedList<T>(posts, previousPage, nextPage);
    }

    return new PagedList<T>(posts, null, null);
}

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From source file:org.activiti.rest.service.api.history.HistoricVariableInstanceCollectionResourceTest.java

protected void assertResultsPresentInDataResponse(String url, int numberOfResultsExpected, String variableName,
        Object variableValue) throws JsonProcessingException, IOException {

    // Do the actual call
    CloseableHttpResponse response = executeRequest(new HttpGet(SERVER_URL_PREFIX + url), HttpStatus.SC_OK);

    // Check status and size
    JsonNode dataNode = objectMapper.readTree(response.getEntity().getContent()).get("data");
    closeResponse(response);/*from w w w.  j  a  va2 s  .c  o m*/
    assertEquals(numberOfResultsExpected, dataNode.size());

    // Check presence of ID's
    if (variableName != null) {
        boolean variableFound = false;
        Iterator<JsonNode> it = dataNode.iterator();
        while (it.hasNext()) {
            JsonNode dataElementNode = it.next();
            JsonNode variableNode = dataElementNode.get("variable");
            String name = variableNode.get("name").textValue();
            if (variableName.equals(name)) {
                variableFound = true;
                if (variableValue instanceof Boolean) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asBoolean() == (Boolean) variableValue);
                } else if (variableValue instanceof Integer) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asInt() == (Integer) variableValue);
                } else {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asText().equals((String) variableValue));
                }
            }
        }
        assertTrue("Variable " + variableName + " is missing", variableFound);
    }
}

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From source file:org.flowable.rest.service.api.history.HistoricVariableInstanceCollectionResourceTest.java

protected void assertResultsPresentInDataResponse(String url, int numberOfResultsExpected, String variableName,
        Object variableValue) throws JsonProcessingException, IOException {

    // Do the actual call
    CloseableHttpResponse response = executeRequest(new HttpGet(SERVER_URL_PREFIX + url), HttpStatus.SC_OK);

    // Check status and size
    JsonNode dataNode = objectMapper.readTree(response.getEntity().getContent()).get("data");
    closeResponse(response);/*from  ww w . jav a2s  . c o m*/
    assertEquals(numberOfResultsExpected, dataNode.size());

    // Check presence of ID's
    if (variableName != null) {
        boolean variableFound = false;
        Iterator<JsonNode> it = dataNode.iterator();
        while (it.hasNext()) {
            JsonNode dataElementNode = it.next();
            JsonNode variableNode = dataElementNode.get("variable");
            String name = variableNode.get("name").textValue();
            if (variableName.equals(name)) {
                variableFound = true;
                if (variableValue instanceof Boolean) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asBoolean() == (Boolean) variableValue);
                } else if (variableValue instanceof Integer) {
                    assertEquals("Variable value is not equal", variableNode.get("value").asInt(),
                            (int) (Integer) variableValue);
                } else {
                    assertEquals("Variable value is not equal", variableNode.get("value").asText(),
                            (String) variableValue);
                }
            }
        }
        assertTrue("Variable " + variableName + " is missing", variableFound);
    }
}

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From source file:org.activiti.rest.service.api.history.HistoricVariableInstanceQueryResourceTest.java

protected void assertResultsPresentInDataResponse(String url, ObjectNode body, int numberOfResultsExpected,
        String variableName, Object variableValue) throws JsonProcessingException, IOException {

    // Do the actual call
    HttpPost httpPost = new HttpPost(SERVER_URL_PREFIX + url);
    httpPost.setEntity(new StringEntity(body.toString()));
    CloseableHttpResponse response = executeRequest(httpPost, HttpStatus.SC_OK);

    // Check status and size
    JsonNode dataNode = objectMapper.readTree(response.getEntity().getContent()).get("data");
    closeResponse(response);//from   w  w  w.java2  s .c  o  m
    assertEquals(numberOfResultsExpected, dataNode.size());

    // Check presence of ID's
    if (variableName != null) {
        boolean variableFound = false;
        Iterator<JsonNode> it = dataNode.iterator();
        while (it.hasNext()) {
            JsonNode dataElementNode = it.next();
            JsonNode variableNode = dataElementNode.get("variable");
            String name = variableNode.get("name").textValue();
            if (variableName.equals(name)) {
                variableFound = true;
                if (variableValue instanceof Boolean) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asBoolean() == (Boolean) variableValue);
                } else if (variableValue instanceof Integer) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asInt() == (Integer) variableValue);
                } else {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asText().equals((String) variableValue));
                }
            }
        }
        assertTrue("Variable " + variableName + " is missing", variableFound);
    }
}

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From source file:org.flowable.rest.service.api.history.HistoricVariableInstanceQueryResourceTest.java

protected void assertResultsPresentInDataResponse(String url, ObjectNode body, int numberOfResultsExpected,
        String variableName, Object variableValue) throws JsonProcessingException, IOException {

    // Do the actual call
    HttpPost httpPost = new HttpPost(SERVER_URL_PREFIX + url);
    httpPost.setEntity(new StringEntity(body.toString()));
    CloseableHttpResponse response = executeRequest(httpPost, HttpStatus.SC_OK);

    // Check status and size
    JsonNode dataNode = objectMapper.readTree(response.getEntity().getContent()).get("data");
    closeResponse(response);//from  w  w  w.  j a v  a  2s .c om
    assertEquals(numberOfResultsExpected, dataNode.size());

    // Check presence of ID's
    if (variableName != null) {
        boolean variableFound = false;
        Iterator<JsonNode> it = dataNode.iterator();
        while (it.hasNext()) {
            JsonNode dataElementNode = it.next();
            JsonNode variableNode = dataElementNode.get("variable");
            String name = variableNode.get("name").textValue();
            if (variableName.equals(name)) {
                variableFound = true;
                if (variableValue instanceof Boolean) {
                    assertTrue("Variable value is not equal",
                            variableNode.get("value").asBoolean() == (Boolean) variableValue);
                } else if (variableValue instanceof Integer) {
                    assertEquals("Variable value is not equal", variableNode.get("value").asInt(),
                            (int) (Integer) variableValue);
                } else {
                    assertEquals("Variable value is not equal", variableNode.get("value").asText(),
                            (String) variableValue);
                }
            }
        }
        assertTrue("Variable " + variableName + " is missing", variableFound);
    }
}

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