Example usage for com.google.gson JsonDeserializationContext deserialize

Introduction

In this page you can find the example usage for com.google.gson JsonDeserializationContext deserialize.

Prototype

public <T> T deserialize(JsonElement json, Type typeOfT) throws JsonParseException;

Source Link

Document

Invokes default deserialization on the specified object.

Usage

From source file:org.wso2.carbon.siddhi.editor.core.util.designview.deserializers.types.QueryInputConfigDeSerializer.java

License:Open Source License

@Override
public Object deserialize(JsonElement jsonElement, Type type,
        JsonDeserializationContext jsonDeserializationContext) {
    JsonObject jsonObject = jsonElement.getAsJsonObject();
    JsonPrimitive jsonPrimitive = (JsonPrimitive) jsonObject.get(TYPE);
    String queryInputType = jsonPrimitive.getAsString();
    if (queryInputType.equalsIgnoreCase(QueryInputType.WINDOW.toString())
            || queryInputType.equalsIgnoreCase(QueryInputType.FILTER.toString())
            || queryInputType.equalsIgnoreCase(QueryInputType.PROJECTION.toString())
            || queryInputType.equalsIgnoreCase(QueryInputType.FUNCTION.toString())) {
        return jsonDeserializationContext.deserialize(jsonObject, WindowFilterProjectionConfig.class);
    } else if (queryInputType.equalsIgnoreCase(QueryInputType.JOIN.toString())) {
        return jsonDeserializationContext.deserialize(jsonObject, JoinConfig.class);
    } else if (queryInputType.equalsIgnoreCase(QueryInputType.PATTERN.toString())
            || queryInputType.equalsIgnoreCase(QueryInputType.SEQUENCE.toString())) {
        return jsonDeserializationContext.deserialize(jsonObject, PatternSequenceConfig.class);
    }/*from  ww w .java  2  s .c o  m*/
    throw new JsonParseException("Unable to de-serialize the QueryInputConfig JSON since its type is unknown");
}

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From source file:org.wso2.carbon.siddhi.editor.core.util.designview.deserializers.types.QueryOutputConfigDeSerializer.java

License:Open Source License

@Override
public Object deserialize(JsonElement jsonElement, Type type,
        JsonDeserializationContext jsonDeserializationContext) {
    JsonObject jsonObject = jsonElement.getAsJsonObject();
    JsonPrimitive jsonPrimitive = (JsonPrimitive) jsonObject.get(TYPE);
    if (jsonPrimitive == null) {
        throw new JsonParseException("Unable to find type of the QueryOutputConfig");
    }//  ww w  .j  av  a 2  s  .c  om
    String queryOutputType = jsonPrimitive.getAsString();
    if (jsonObject.get(TARGET) == null) {
        return null;
    }
    String target = jsonObject.get(TARGET).getAsString();
    if (queryOutputType.equalsIgnoreCase(QueryOutputType.INSERT.toString())) {
        return new QueryOutputConfig(queryOutputType,
                jsonDeserializationContext.deserialize(jsonObject.get(OUTPUT), InsertOutputConfig.class),
                target);
    } else if (queryOutputType.equalsIgnoreCase(QueryOutputType.UPDATE.toString())) {
        return new QueryOutputConfig(queryOutputType, jsonDeserializationContext
                .deserialize(jsonObject.get(OUTPUT), UpdateInsertIntoOutputConfig.class), target);
    } else if (queryOutputType.equalsIgnoreCase(QueryOutputType.UPDATE_OR_INSERT_INTO.toString())) {
        return new QueryOutputConfig(queryOutputType, jsonDeserializationContext
                .deserialize(jsonObject.get(OUTPUT), UpdateInsertIntoOutputConfig.class), target);
    } else if (queryOutputType.equalsIgnoreCase(QueryOutputType.DELETE.toString())) {
        return new QueryOutputConfig(queryOutputType,
                jsonDeserializationContext.deserialize(jsonObject.get(OUTPUT), DeleteOutputConfig.class),
                target);
    }
    throw new JsonParseException("Unable to de-serialize the QueryOutputConfig JSON since its type is unknown");
}

---

From source file:org.wso2.carbon.siddhi.editor.core.util.designview.deserializers.types.StreamHandlerConfigDeserializer.java

License:Open Source License

@Override
public Object deserialize(JsonElement jsonElement, Type type,
        JsonDeserializationContext jsonDeserializationContext) {
    JsonObject jsonObject = jsonElement.getAsJsonObject();
    JsonPrimitive jsonPrimitive = (JsonPrimitive) jsonObject.get(TYPE);
    String streamHandlerType = jsonPrimitive.getAsString();
    if (streamHandlerType.equalsIgnoreCase(StreamHandlerType.FILTER.toString())) {
        return jsonDeserializationContext.deserialize(jsonObject, FilterConfig.class);
    } else if (streamHandlerType.equalsIgnoreCase(StreamHandlerType.FUNCTION.toString())
            || streamHandlerType.equalsIgnoreCase(StreamHandlerType.WINDOW.toString())) {
        return jsonDeserializationContext.deserialize(jsonObject, FunctionWindowConfig.class);
    }/*from w w w .  ja v a  2  s  . c o  m*/
    throw new JsonParseException(
            "Unable to de-serialize the StreamHandlerConfig JSON since its type is unknown");
}

---

From source file:org.xacml4j.v30.marshal.json.CategoryAdapter.java

License:Open Source License

@Override
public Category deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    try {/*from   w ww  .  j  a v  a  2s  .  c o m*/
        JsonObject o = json.getAsJsonObject();
        String categoryId = GsonUtil.getAsString(o, JsonProperties.CATEGORY_ID_PROPERTY, null);
        Preconditions.checkState(categoryId != null);
        CategoryId category = SHORT_NAMES.get(categoryId);
        category = (category == null) ? Categories.parse(categoryId) : category;
        String id = GsonUtil.getAsString(o, JsonProperties.ID_PROPERTY, null);
        Collection<Attribute> attr = context.deserialize(o.getAsJsonArray(JsonProperties.ATTRIBUTE_PROPERTY),
                new TypeToken<Collection<Attribute>>() {
                }.getType());
        Node content = DOMUtil.stringToNode(GsonUtil.getAsString(o, JsonProperties.CONTENT_PROPERTY, null));
        return Category.builder(category).id(id)
                .entity(Entity.builder().attributes(attr).content(content).build()).build();
    } catch (XacmlSyntaxException e) {
        throw new JsonParseException(e);
    }
}

---

From source file:org.xacml4j.v30.marshal.json.ObligationOrAdviceAdapter.java

License:Open Source License

@Override
public BaseDecisionRuleResponse deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject o = json.getAsJsonObject();
    String id = checkNotNull(GsonUtil.getAsString(o, ID_PROPERTY, null));

    Collection<AttributeAssignment> attributeAssignments = context
            .deserialize(o.get(ATTRIBUTE_ASSIGNMENTS_PROPERTY), ATTRIBUTE_ASSIGNMENTS_TYPE);

    if (typeOfT == Obligation.class) {
        Obligation.Builder builder = Obligation.builder(id);
        return attributeAssignments != null ? builder.attributes(attributeAssignments).build()
                : builder.build();/*from w w w  .  j a  v a  2 s . c o m*/
    } else if (typeOfT == Advice.class) {
        Advice.Builder builder = Advice.builder(id);
        return attributeAssignments != null ? builder.attributes(attributeAssignments).build()
                : builder.build();
    } else {
        throw new IllegalArgumentException(String.format("Invalid type: %s", typeOfT));
    }
}

---

From source file:org.xacml4j.v30.marshal.json.RequestContextAdapter.java

License:Open Source License

@Override
public RequestContext deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject o = json.getAsJsonObject();
    boolean returnPolicyIdList = GsonUtil.getAsBoolean(o, RETURN_POLICY_ID_LIST_PROPERTY, false);
    boolean combinedDecision = GsonUtil.getAsBoolean(o, COMBINED_DECISION_PROPERTY, false);
    JsonArray array = o.getAsJsonArray(JsonProperties.CATEGORY_ARRAY_NAME);
    Preconditions.checkState(array != null);
    Collection<Category> attributes = context.deserialize(array, new TypeToken<Collection<Category>>() {
    }.getType());/*from  ww w. ja  va  2  s.c  o m*/

    Collection<RequestReference> reqRefs = ImmutableList.of();
    JsonObject multiRequests = o.getAsJsonObject(MULTI_REQUESTS_PROPERTY);
    if (multiRequests != null) {
        reqRefs = context.deserialize(multiRequests.getAsJsonArray(REQUEST_REFERENCE_PROPERTY),
                new TypeToken<Collection<RequestReference>>() {
                }.getType());
    }

    return RequestContext.builder().returnPolicyIdList(returnPolicyIdList).combineDecision(combinedDecision)
            .attributes(attributes).reference(reqRefs).build();
}

---

From source file:org.xacml4j.v30.marshal.json.RequestReferenceAdapter.java

License:Open Source License

@Override
public RequestReference deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject o = json.getAsJsonObject();
    Collection<CategoryReference> refs = context.deserialize(o.getAsJsonArray(REFERENCE_ID_PROPERTY),
            new TypeToken<Collection<CategoryReference>>() {
            }.getType());//from   w  ww .j av a  2  s.co  m
    return RequestReference.builder().reference(refs).build();
}

---

From source file:org.xacml4j.v30.marshal.json.ResponseContextAdapter.java

License:Open Source License

@Override
public ResponseContext deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject o = json.getAsJsonObject();
    Collection<Result> r = context.deserialize(o.get(RESULT_PROPERTY), RESULTS_TYPE);
    return ResponseContext.builder().results(r).build();
}

---

From source file:org.xacml4j.v30.marshal.json.ResultAdapter.java

License:Open Source License

@Override
public Result deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject o = json.getAsJsonObject();
    final String decisionValue = GsonUtil.getAsString(o, DECISION_PROPERTY, null);
    Decision decision = DECISION_VALUE_MAP.inverse().get(decisionValue);
    if (decision == null) {
        throw new JsonParseException(String.format("Invalid 'Decision' value: \"%s\"", decisionValue));
    }//w w w  .j  a  v a 2s.c  om
    Status status = context.deserialize(o.get(STATUS_PROPERTY), Status.class);

    Result.Builder builder = Result.builder(decision, status);

    Collection<Obligation> obligations = context.deserialize(o.get(OBLIGATIONS_PROPERTY), OBLIGATIONS_TYPE);
    if (obligations != null) {
        checkArgument(!obligations.isEmpty(), "At least one obligation should be specified.");
        builder.obligation(obligations);
    }

    Collection<Advice> advice = context.deserialize(o.get(ASSOCIATED_ADVICE_PROPERTY), ADVICE_TYPE);
    if (advice != null) {
        checkArgument(!advice.isEmpty(), "At least one advice should be specified.");
        builder.advice(advice);
    }

    Collection<Category> attributes = context.deserialize(o.get(ATTRIBUTES_PROPERTY), ATTRIBUTES_TYPE);
    if (attributes != null) {
        builder.includeInResultAttr(attributes);
    }
    deserializePolicyIdentifiers(o, context, builder);
    return builder.build();
}

---

From source file:org.xacml4j.v30.marshal.json.ResultAdapter.java

License:Open Source License

private void deserializePolicyIdentifiers(JsonObject o, JsonDeserializationContext context,
        Result.Builder builder) {
    JsonObject jsonPolicyIdentifiers = o.getAsJsonObject(POLICY_IDENTIFIER_PROPERTY);
    if (jsonPolicyIdentifiers != null) {
        Collection<PolicyIDReference> policyIdReferences = context.deserialize(
                jsonPolicyIdentifiers.get(POLICY_ID_REFERENCE_PROPERTY), POLICY_ID_REFERENCES_TYPE);
        if (policyIdReferences != null) {
            builder.evaluatedPolicies(policyIdReferences);
        }/*from   ww  w . j a v a  2 s  .  c  o  m*/
        Collection<PolicySetIDReference> policySetIdReferences = context.deserialize(
                jsonPolicyIdentifiers.get(POLICY_SET_ID_REFERENCE_PROPERTY), POLICY_SET_ID_REFERENCES_TYPE);
        if (policySetIdReferences != null) {
            builder.evaluatedPolicies(policySetIdReferences);
        }
    }
}

---

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