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

List of usage examples for com.fasterxml.jackson.databind JsonNode asText

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Introduction

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

Prototype

public abstract String asText();

Source Link

Usage

From source file:com.msopentech.odatajclient.engine.data.impl.JSONPropertyDeserializer.java

@Override
protected JSONProperty doDeserialize(final JsonParser parser, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final ObjectNode tree = (ObjectNode) parser.getCodec().readTree(parser);

    final JSONProperty property = new JSONProperty();

    if (tree.hasNonNull(ODataConstants.JSON_METADATA)) {
        property.setMetadata(URI.create(tree.get(ODataConstants.JSON_METADATA).textValue()));
        tree.remove(ODataConstants.JSON_METADATA);
    }/*from   w w  w . jav  a  2 s  . c om*/

    try {
        final DocumentBuilder builder = XMLUtils.DOC_BUILDER_FACTORY.newDocumentBuilder();
        final Document document = builder.newDocument();

        Element content = document.createElement(ODataConstants.ELEM_PROPERTY);

        if (property.getMetadata() != null) {
            final String metadataURI = property.getMetadata().toASCIIString();
            final int dashIdx = metadataURI.lastIndexOf('#');
            if (dashIdx != -1) {
                content.setAttribute(ODataConstants.ATTR_M_TYPE, metadataURI.substring(dashIdx + 1));
            }
        }

        JsonNode subtree = null;
        if (tree.has(ODataConstants.JSON_VALUE)) {
            if (tree.has(ODataConstants.JSON_TYPE)
                    && StringUtils.isBlank(content.getAttribute(ODataConstants.ATTR_M_TYPE))) {

                content.setAttribute(ODataConstants.ATTR_M_TYPE, tree.get(ODataConstants.JSON_TYPE).asText());
            }

            final JsonNode value = tree.get(ODataConstants.JSON_VALUE);
            if (value.isValueNode()) {
                content.appendChild(document.createTextNode(value.asText()));
            } else if (EdmSimpleType.isGeospatial(content.getAttribute(ODataConstants.ATTR_M_TYPE))) {
                subtree = tree.objectNode();
                ((ObjectNode) subtree).put(ODataConstants.JSON_VALUE, tree.get(ODataConstants.JSON_VALUE));
                if (StringUtils.isNotBlank(content.getAttribute(ODataConstants.ATTR_M_TYPE))) {
                    ((ObjectNode) subtree).put(ODataConstants.JSON_VALUE + "@" + ODataConstants.JSON_TYPE,
                            content.getAttribute(ODataConstants.ATTR_M_TYPE));
                }
            } else {
                subtree = tree.get(ODataConstants.JSON_VALUE);
            }
        } else {
            subtree = tree;
        }

        if (subtree != null) {
            JSONDOMTreeUtils.buildSubtree(client, content, subtree);
        }

        final List<Node> children = XMLUtils.getChildNodes(content, Node.ELEMENT_NODE);
        if (children.size() == 1) {
            final Element value = (Element) children.iterator().next();
            if (ODataConstants.JSON_VALUE.equals(XMLUtils.getSimpleName(value))) {
                if (StringUtils.isNotBlank(content.getAttribute(ODataConstants.ATTR_M_TYPE))) {
                    value.setAttribute(ODataConstants.ATTR_M_TYPE,
                            content.getAttribute(ODataConstants.ATTR_M_TYPE));
                }
                content = value;
            }
        }

        property.setContent(content);
    } catch (ParserConfigurationException e) {
        throw new JsonParseException("Cannot build property", parser.getCurrentLocation(), e);
    }

    return property;
}

From source file:com.crushpaper.JsonNodeHelper.java

/**
 * Returns the string value for the key, null if it does not exist, or
 * throws an exception if the value is not a string.
 * //from  w  ww . j av  a  2s.  c o m
 * @throws IOException
 */
public String getString(String key) throws IOException {
    JsonNode value = node.get(key);
    if (value == null) {
        return null;
    }

    if (!value.isTextual()) {
        throw new IOException();
    }

    return value.asText();
}

From source file:com.redhat.lightblue.config.rdbms.RDBMSDataSourceConfiguration.java

@Override
public void initializeFromJson(JsonNode node) {
    if (node != null) {
        JsonNode x = node.get("metadataDataStoreParser");
        try {/*from www.  j av a 2 s .  c  o m*/
            if (x != null) {
                metadataDataStoreParser = Class.forName(x.asText());
            }
        } catch (Exception e) {
            throw new IllegalArgumentException(node.toString() + ":" + e);
        }
        x = node.get("database");
        if (x != null) {
            databaseName = x.asText();
        }
        JsonNode jsonNodeServers = node.get("connections");
        if (jsonNodeServers != null && jsonNodeServers.isArray()) {
            Iterator<JsonNode> elements = jsonNodeServers.elements();
            while (elements.hasNext()) {
                JsonNode next = elements.next();
                String datasourceName;
                String JNDI;
                x = next.get("datasourceName");
                if (x != null) {
                    datasourceName = x.asText();
                } else {
                    throw new IllegalStateException("No datasourceName was found: " + node.toString());
                }

                x = next.get("JNDI");
                if (x != null) {
                    JNDI = x.asText();
                } else {
                    throw new IllegalStateException("No JNDI was found: " + node.toString());
                }
                dataSourceJDNIMap.put(datasourceName, JNDI);
            }
        } else {
            throw new IllegalStateException("No connection was found: " + node.toString());
        }
    }
}

From source file:io.fabric8.kubernetes.api.KubernetesHelper.java

/**
 * Loads the entity for the given item/*from  ww w  .j av a  2 s.  c  o m*/
 */
public static Object getEntity(JsonNode item) throws IOException {
    if (item != null) {
        JsonNode kindObject = item.get("kind");
        if (kindObject != null && kindObject.isTextual()) {
            String kind = kindObject.asText();
            if (kind != null) {
                String json = toJson(item);
                byte[] bytes = json.getBytes();
                Object entity = loadEntity(bytes, kind, null);
                return entity;
            }
        }
    }
    return null;
}

From source file:com.googlecode.jsonschema2pojo.rules.DefaultRule.java

/**
 * Applies this schema rule to take the required code generation steps.
 * <p>/*from   w ww. ja  va  2 s .  c  o  m*/
 * Default values are implemented by assigning an expression to the given
 * field (so when instances of the generated POJO are created, its fields
 * will then contain their default values).
 * <p>
 * Collections (Lists and Sets) are initialized to an empty collection, even
 * when no default value is present in the schema (node is null).
 * 
 * @param nodeName
 *            the name of the property which has (or may have) a default
 * @param node
 *            the default node (may be null if no default node was present
 *            for this property)
 * @param field
 *            the Java field that has added to a generated type to represent
 *            this property
 * @return field, which will have an init expression is appropriate
 */
@Override
public JFieldVar apply(String nodeName, JsonNode node, JFieldVar field, Schema currentSchema) {

    boolean defaultPresent = node != null && isNotEmpty(node.asText());

    String fieldType = field.type().fullName();

    if (fieldType.startsWith(List.class.getName())) {
        field.init(getDefaultList(field.type(), node));

    } else if (fieldType.startsWith(Set.class.getName())) {
        field.init(getDefaultSet(field.type(), node));

    } else if (defaultPresent) {
        field.init(getDefaultValue(field.type(), node));

    }

    return field;
}

From source file:com.googlecode.jsonschema2pojo.rules.DefaultRule.java

private JExpression getDefaultEnum(JType fieldType, JsonNode node) {

    JInvocation invokeFromValue = ((JClass) fieldType).staticInvoke("fromValue");
    invokeFromValue.arg(node.asText());

    return invokeFromValue;

}

From source file:org.dawnsci.persistence.json.JacksonMarshaller.java

@Override
public Object unmarshal(String json) throws Exception {
    // read JSON like DOM Parser
    JsonNode rootNode = mapper.readTree(json);
    JsonNode typeNode = rootNode.path("type");
    if (typeNode == null) // if no type we return an Object
        return mapper.readValue(json, Object.class);
    if (typeNode.asText() == null)
        return mapper.readValue(json, Object.class);

    String type = typeNode.asText();
    // if the ROI keyword is present we assume the data is a roi
    if (type.contains("ROI")) {
        // Return the corresponding ROIBean class name
        Class<?> clazz = ROIBeanFactory.getClass(type);
        Object bean = mapper.readValue(json, clazz);
        return ROIBeanFactory.decapsulate(bean);
    }//from   www.  j  a  v a  2  s . c  om
    // if the function keyword is present we assume the data is a function
    if (type.contains("function")) {
        if (PersistenceUtils.getInstance(type) instanceof IOperator) {
            FunctionListBean fbean = mapper.readValue(json, FunctionListBean.class);
            return fbean.getIFunction();
        } else {
            FunctionBean fbean = mapper.readValue(json, FunctionBean.class);
            return fbean.getIFunction();
        }
    }
    return null;
}

From source file:com.jaredjstewart.SampleSecurityManager.java

private void readUsers(final Map<String, User> rolesToUsers, final JsonNode node,
        final Map<String, Role> roleMap) {
    for (JsonNode usersNode : node.get("users")) {
        User user = new User();
        user.name = usersNode.get("name").asText();

        if (usersNode.has("password")) {
            user.password = usersNode.get("password").asText();
        } else {//  w w w.jav a 2 s.c o m
            user.password = user.name;
        }

        for (JsonNode rolesNode : usersNode.get("roles")) {
            user.roles.add(roleMap.get(rolesNode.asText()));
        }

        rolesToUsers.put(user.name, user);
    }
}

From source file:com.redhat.lightblue.config.DataSourcesConfiguration.java

@Override
public final void initializeFromJson(JsonNode node) {
    // Node must be an object node
    if (node instanceof ObjectNode) {
        for (Iterator<Map.Entry<String, JsonNode>> fieldItr = node.fields(); fieldItr.hasNext();) {
            Map.Entry<String, JsonNode> field = fieldItr.next();
            String name = field.getKey();
            JsonNode dsNode = field.getValue();
            LOGGER.debug("Parsing {}", name);
            JsonNode typeNode = dsNode.get("type");
            if (typeNode == null) {
                throw new IllegalArgumentException("type expected in " + name);
            }/* w  w w .j  a v a2s .co m*/
            String type = typeNode.asText();
            LOGGER.debug("{} is a {}", name, type);
            try {
                Class clazz = Class.forName(type);
                DataSourceConfiguration ds = (DataSourceConfiguration) clazz.newInstance();
                ds.initializeFromJson(dsNode);
                datasources.put(name, ds);
            } catch (Exception e) {
                throw new IllegalArgumentException(dsNode + ":" + e);
            }
        }
    } else {
        throw new IllegalArgumentException("node must be instanceof ObjectNode: " + node.toString());
    }
}

From source file:org.jsonschema2pojo.rules.EnumRule.java

private void addInterfaces(JDefinedClass jclass, JsonNode javaInterfaces) {
    for (JsonNode i : javaInterfaces) {
        jclass._implements(resolveType(jclass._package(), i.asText()));
    }/*from  w w  w  . j a v  a  2s  . c o  m*/
}