Example usage for com.google.gson JsonPrimitive JsonPrimitive

List of usage examples for com.google.gson JsonPrimitive JsonPrimitive

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Introduction

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

Prototype

public JsonPrimitive(Character c)

Source Link

Document

Create a primitive containing a character.

Usage

From source file:com.ibm.streamsx.topology.generator.spl.OperatorGenerator.java

License:Open Source License

/**
 * Gets or creates a host pool at the graphConfig level corresponding to the
 * unique set of tags./* ww w . j  a v  a2s .  co  m*/
 */
private static String getHostPoolName(JsonObject graphConfig, Set<String> uniqueResourceTags) {
    JsonArray hostPools = array(graphConfig, "__spl_hostPools");
    if (hostPools == null) {
        graphConfig.add("__spl_hostPools", hostPools = new JsonArray());
    }

    // Look for a host pool matching this one
    for (JsonElement hpe : hostPools) {
        JsonObject hostPoolDef = hpe.getAsJsonObject();
        JsonArray rta = hostPoolDef.get("resourceTags").getAsJsonArray();
        Set<String> poolResourceTags = new HashSet<>();
        for (JsonElement tage : rta)
            poolResourceTags.add(tage.getAsString());
        if (uniqueResourceTags.equals(poolResourceTags)) {
            return jstring(hostPoolDef, "name");
        }
    }

    JsonObject hostPoolDef = new JsonObject();
    String hostPool;
    hostPoolDef.addProperty("name", hostPool = "__jaaHostPool" + hostPools.size());
    JsonArray rta = new JsonArray();
    for (String tag : uniqueResourceTags)
        rta.add(new JsonPrimitive(tag));
    hostPoolDef.add("resourceTags", rta);
    hostPools.add(hostPoolDef);
    return hostPool;
}

From source file:com.ibm.streamsx.topology.generator.spl.Optimizer.java

License:Open Source License

/**
 * Setup Python operators to allow pass by reference.
 * /*from  w  w  w .ja v  a 2 s  .c  o  m*/
 * Finds Python functional operators and sets the outputConnections
 * parameter representing the number of connections.
 * 
 * If pass by reference cannot be used outputConnections will not be set.
 * 
 * Does not modify the structure of the graph.
 * Assumes the graph's structure will not be subsequently modified.
 */
private final void pyPassByRef() {
    Set<JsonObject> pyops = findOperatorsByKinds(graph, PY_FUNC_OPS);

    if (pyops.isEmpty())
        return;

    for (JsonObject pyop : pyops) {
        JsonArray outputs = array(pyop, "outputs");
        if (outputs == null || outputs.size() == 0)
            continue;

        // Currently only supporting a single output port
        // though mostly coded to support N.
        assert outputs.size() == 1;

        int[] connCounts = new int[outputs.size()];

        for (int port = 0; port < connCounts.length; port++) {
            connCounts[port] = -1;

            JsonObject output = outputs.get(port).getAsJsonObject();

            // Can't use the schema objects as we need to not depend on IBM Streams
            // classes.
            if (!"tuple<blob __spl_po>".equals(jstring(output, "type")))
                continue;

            JsonArray conns = array(output, "connections");
            if (conns == null || conns.size() == 0) {
                connCounts[port] = 0;
                continue;
            }

            boolean canPassByRef = true;
            // TOOD - downstream for a specific port
            Set<JsonObject> connected = getDownstream(pyop, graph);
            for (JsonObject connectedOp : connected) {
                if (!PY_FUNC_OPS.contains(kind(connectedOp))) {
                    canPassByRef = false;
                    break;
                }

                // TEMP
                // Currently only Map and ForEach completly handle
                // by reference.
                if (!kind(connectedOp).endsWith("::Map") && !kind(connectedOp).endsWith("::ForEach")
                        && !kind(connectedOp).endsWith("::FlatMap")
                        && !kind(connectedOp).endsWith("::Aggregate")) {
                    canPassByRef = false;
                    break;
                }
            }

            if (canPassByRef)
                connCounts[port] = conns.size();
        }

        boolean paramNeeded = false;
        for (int oc : connCounts) {
            if (oc != -1) {
                paramNeeded = true;
                break;
            }
        }

        if (paramNeeded) {
            JsonObject value = new JsonObject();
            if (connCounts.length == 1)
                value.addProperty("value", connCounts[0]);
            else {
                JsonArray ocs = new JsonArray();
                for (int oc : connCounts)
                    ocs.add(new JsonPrimitive(oc));
                value.add("value", ocs);
            }
            GraphUtilities.addOpParameter(pyop, "outputConnections", value);
        }
    }
}

From source file:com.ibm.streamsx.topology.generator.spl.SPLGenerator.java

License:Open Source License

private JsonObject createCompositeDefinition(List<List<JsonObject>> startsEndsAndOperators) {
    // Create a composite with a kind, input names, and output names  
    JsonObject compositeDefinition = new JsonObject();
    String compositeKind = "Composite" + this.numComposites++;

    compositeDefinition.addProperty(KIND, compositeKind);
    compositeDefinition.addProperty("public", false);

    // Add operators
    JsonArray operators = new JsonArray();
    for (JsonObject obj : startsEndsAndOperators.get(2))
        operators.add(obj);//from ww w .j  a v  a 2s  .  c  o  m

    // If it's a physical composite start operator, add it.
    for (JsonObject obj : startsEndsAndOperators.get(0))
        if (isPhysicalStartOperator(obj))
            operators.add(obj);

    if (operators.size() == 0) {
        throw new IllegalStateException("A region must contain at least one operator.");
    }

    compositeDefinition.add("operators", operators);

    // Create input names
    JsonArray inputNames = new JsonArray();
    for (int i = 0; i < startsEndsAndOperators.get(0).size(); i++) {
        JsonObject start = startsEndsAndOperators.get(0).get(i);
        // If it's not a source operator
        if (!isPhysicalStartOperator(start)) {
            inputNames.add(new JsonPrimitive("__In" + i));
        }
    }
    compositeDefinition.add("inputNames", inputNames);

    // Create output names
    JsonArray outputNames = new JsonArray();
    for (int i = 0; i < startsEndsAndOperators.get(1).size(); ++i)
        outputNames.add(new JsonPrimitive("__Out" + i));
    compositeDefinition.add("outputNames", outputNames);

    // Tag composite def so it can be identified as created during comp generation
    compositeDefinition.add("generated", new JsonPrimitive(true));

    return compositeDefinition;
}

From source file:com.ibm.streamsx.topology.internal.context.JSONStreamsContext.java

License:Open Source License

@SuppressWarnings("unchecked")
private static JsonElement convertConfigValue(Object value) {

    if (value instanceof Boolean)
        return new JsonPrimitive((Boolean) value);
    else if (value instanceof Number)
        return new JsonPrimitive((Number) value);
    else if (value instanceof String) {
        return new JsonPrimitive((String) value);
    } else if (value instanceof JsonElement) {
        return (JsonElement) value;
    } else if (JSON4JBridge.isJson4J(value)) {
        return JSON4JBridge.fromJSON4J(value);
    } else if (value instanceof Collection) {
        JsonArray array = new JsonArray();
        for (Object e : (Collection<Object>) value) {
            array.add(convertConfigValue(e));
        }/*from  ww w .j a v a  2  s  .c o m*/
        return array;
    } else if (value instanceof File) {
        return new JsonPrimitive(((File) value).getAbsolutePath());
    }
    throw new IllegalArgumentException(value.getClass().getName());
}

From source file:com.ibm.streamsx.topology.internal.core.DependencyResolver.java

License:Open Source License

/**
 * Resolve the dependencies./*from w w  w. ja v a 2 s  . c  o  m*/
 * Creates entries in the graph config that will
 * result in files being copied into the toolkit.
 */
public void resolveDependencies() throws IOException, URISyntaxException {

    JsonObject graphConfig = topology.builder().getConfig();
    JsonArray includes = array(graphConfig, "includes");
    if (includes == null)
        graphConfig.add("includes", includes = new JsonArray());

    for (BOperatorInvocation op : operatorToJarDependencies.keySet()) {
        ArrayList<String> jars = new ArrayList<String>();

        for (Path source : operatorToJarDependencies.get(op)) {
            String jarName = resolveDependency(source, false, includes);
            jars.add(DEP_JAR_LOC + File.separator + jarName);
        }

        String[] jarPaths = jars.toArray(new String[jars.size()]);
        op.setParameter("jar", jarPaths);
    }

    ArrayList<String> jars = new ArrayList<String>();
    for (Path source : globalDependencies.keySet()) {
        boolean containsOperator = globalDependencies.get(source);
        String jarName = resolveDependency(source, containsOperator, includes);
        String location = depJarRoot(containsOperator);
        jars.add(location + File.separator + jarName);
    }

    List<BOperator> ops = topology.builder().getOps();
    if (jars.size() != 0) {
        for (BOperator op : ops) {
            if (JavaFunctionalOps.isFunctional(op)) {
                JsonArray value = arrayCreate(op._json(), "parameters", "jar", "value");
                for (String jar : jars) {
                    value.add(new JsonPrimitive(jar));
                }
            }
        }
    }

    for (Artifact dep : globalFileDependencies)
        resolveFileDependency(dep, includes);
}

From source file:com.ibm.streamsx.topology.internal.core.PlacementInfo.java

License:Open Source License

private static JsonArray setToArray(Set<String> set) {
    JsonArray array = new JsonArray();
    for (String item : set)
        if (!item.isEmpty())
            array.add(new JsonPrimitive(item));
    return array;
}

From source file:com.ibm.streamsx.topology.internal.core.StreamImpl.java

License:Open Source License

private TStream<T> _parallel(Supplier<Integer> width, Routing routing, Function<T, ?> keyer) {

    if (width == null)
        throw new IllegalArgumentException(PortProperties.WIDTH);
    Integer widthVal;/*  ww w.  jav a  2  s  .c o  m*/
    if (width.get() != null)
        widthVal = width.get();
    else if (width instanceof SubmissionParameter<?>)
        widthVal = ((SubmissionParameter<Integer>) width).getDefaultValue();
    else
        throw new IllegalArgumentException("Illegal width Supplier: width.get() returns null.");
    if (widthVal != null && widthVal <= 0)
        throw new IllegalArgumentException("The parallel width must be greater than or equal to 1.");

    BOutput toBeParallelized = output();
    boolean isPartitioned = false;
    if (keyer != null) {

        final ToIntFunction<T> hasher = new KeyFunctionHasher<>(keyer);

        BOperatorInvocation hashAdder = JavaFunctional.addFunctionalOperator(this, "HashAdder", HASH_ADDER_KIND,
                hasher);

        if (isPlaceable()) {
            BOperatorInvocation op = operator();

            JsonObject serializer = op.getRawParameter("outputSerializer");
            if (serializer != null) {
                hashAdder.setParameter("inputSerializer", serializer);
                JavaFunctional.copyDependencies(this, op, hashAdder);
            }
        }

        hashAdder.layout().addProperty("hidden", true);
        BInputPort ip = connectTo(hashAdder, true, null);

        String hashSchema = ObjectSchemas.schemaWithHash(ip._schema());
        toBeParallelized = hashAdder.addOutput(hashSchema);
        isPartitioned = true;
    }

    BOutput parallelOutput = builder().parallel(toBeParallelized, routing.name(), width);
    if (isPartitioned) {
        parallelOutput._json().addProperty(PortProperties.PARTITIONED, true);
        JsonArray partitionKeys = new JsonArray();
        partitionKeys.add(new JsonPrimitive("__spl_hash"));
        parallelOutput._json().add(PortProperties.PARTITION_KEYS, partitionKeys);
        // Add hash remover
        StreamImpl<T> parallelStream = new StreamImpl<T>(this, parallelOutput, getTupleType());
        BOperatorInvocation hashRemover = builder().addOperator("HashRemover", HASH_REMOVER_KIND, null);
        hashRemover.setModel(MODEL_SPL, LANGUAGE_JAVA);

        hashRemover.layout().addProperty("hidden", true);

        @SuppressWarnings("unused")
        BInputPort pip = parallelStream.connectTo(hashRemover, true, null);
        parallelOutput = hashRemover.addOutput(output._type());
    }

    return addMatchingStream(parallelOutput);
}

From source file:com.ibm.streamsx.topology.internal.gson.GsonUtilities.java

License:Open Source License

/**
 * Add value to o as property, converting as needed.
 * Supports JsonElment,String,Number,Boolean, Collection{String,Number,Boolean}
 *///  w ww  . j  av  a2 s .c  o m
public static void addToObject(JsonObject o, String property, Object value) {
    if (value instanceof JsonElement)
        o.add(property, (JsonElement) value);
    else if (value instanceof String)
        o.addProperty(property, (String) value);
    else if (value instanceof Number)
        o.addProperty(property, (Number) value);
    else if (value instanceof Boolean)
        o.addProperty(property, (Boolean) value);
    else if (value instanceof Collection) {
        JsonArray sa = new JsonArray();
        Collection<?> values = (Collection<?>) value;
        for (Object ov : values) {
            if (ov instanceof JsonElement)
                sa.add((JsonElement) ov);
            else if (ov instanceof String)
                sa.add(new JsonPrimitive((String) ov));
            else if (ov instanceof Number)
                sa.add(new JsonPrimitive((Number) ov));
            else if (ov instanceof Boolean)
                sa.add(new JsonPrimitive((Boolean) ov));
            else
                throw new UnsupportedOperationException("JSON:" + ov.getClass());
        }

        o.add(property, sa);
    } else
        throw new UnsupportedOperationException("JSON:" + value.getClass());
}

From source file:com.ibm.watson.developer_cloud.concept_expansion.v1.ConceptExpansion.java

License:Open Source License

/**
 * Creates a {@link Job}.//from w ww .java2s .  co m
 * 
 * @param label A conceptual classification of the seed terms.
 * @param seeds List of terms to be used as seeds
 * 
 * @return the {@link Job}
 */
public Job createJob(final String label, final String[] seeds) {
    Validate.notEmpty(seeds, "seeds cannot be null or empty");
    Validate.notNull(dataset, "dataset cannot be null");

    final JsonArray seedJsonArray = new JsonArray();
    for (final String seed : seeds) {
        seedJsonArray.add(new JsonPrimitive(seed));
    }

    final JsonObject payload = new JsonObject();
    payload.addProperty(LABEL, label);
    payload.addProperty(DATASET, dataset.getId());
    payload.add(SEEDS, seedJsonArray);

    final Request request = RequestBuilder.post(V1_UPLOAD).withBodyJson(payload).build();
    return executeRequest(request, Job.class);
}

From source file:com.ibm.watson.developer_cloud.concept_insights.v2.ConceptInsights.java

License:Open Source License

/**
 * Performs a conceptual search within a corpus.
 * /*from   w  w w. j a v  a 2s .  com*/
 * @param corpus the corpus
 * @param parameters The parameters to be used in the service call ids is required.
 *        <ul>
 *        <li>RequestedFields concept_fields - Additional fields to be included in the concept
 *        objects.<br>
 *        <li>RequestedFields document_fields - Additional fields to be included in the document
 *        objects.<br>
 *        <li>String ids - JSON array of concept and/or document ids.<br>
 *        <li>Integer cursor - A number of items to skip.<br>
 *        <li>Integer limit - The maximum number of concepts to be returned.<br>
 *        </ul>
 * @return {@link QueryConcepts}
 */
public QueryConcepts conceptualSearch(Corpus corpus, Map<String, Object> parameters) {
    Validate.notNull(parameters.get(IDS), "ids cannot be null");
    final String corpusId = IDHelper.getCorpusId(corpus, getFirstAccountId());

    final Map<String, Object> queryParams = new HashMap<String, Object>();
    final String[] queryParameters = new String[] { CURSOR, LIMIT };

    for (final String param : queryParameters) {
        if (parameters.containsKey(param))
            queryParams.put(param, parameters.get(param));
    }

    final JsonArray IdsJsonArray = new JsonArray();
    @SuppressWarnings("unchecked")
    final List<String> ids = (List<String>) parameters.get(IDS);
    for (final String value : ids) {
        IdsJsonArray.add(new JsonPrimitive(value));
    }
    queryParams.put(IDS, IdsJsonArray.toString());

    if (parameters.get(CONCEPT_FIELDS) != null) {
        final RequestedFields fields = (RequestedFields) parameters.get(CONCEPT_FIELDS);
        if (fields != null && !fields.isEmpty())
            queryParams.put(CONCEPT_FIELDS, toJson(fields.getFields()));
    }

    if (parameters.get(DOCUMENT_FIELDS) != null) {
        final RequestedFields fields = (RequestedFields) parameters.get(DOCUMENT_FIELDS);
        if (fields != null && !fields.isEmpty())
            queryParams.put(DOCUMENT_FIELDS, toJson(fields.getFields()));
    }

    return executeRequest(API_VERSION + corpusId + CONCEPTUAL_SEARCH_PATH, queryParams, QueryConcepts.class);
}