Example usage for com.google.gson JsonElement isJsonPrimitive

List of usage examples for com.google.gson JsonElement isJsonPrimitive

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Introduction

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

Prototype

public boolean isJsonPrimitive()

Source Link

Document

provides check for verifying if this element is a primitive or not.

Usage

From source file:com.ibm.common.geojson.as2.GeoAdapter.java

License:Apache License

@Override
public GeoObject deserialize(JsonElement element, Type type, JsonDeserializationContext context)
        throws JsonParseException {
    GeoObject.Builder geo = null;//from ww w .ja v a  2s.c  om
    checkArgument(element.isJsonObject());
    JsonObject obj = element.getAsJsonObject();
    checkArgument(obj.has("type"));
    GeoObject.Type et = Enums.getIfPresent(GeoObject.Type.class, obj.get("type").getAsString().toUpperCase())
            .orNull();
    checkArgument(et != null);
    switch (et) {
    case FEATURE:
        geo = GeoMakers.feature();
        break;
    case FEATURECOLLECTION:
        geo = GeoMakers.featureCollection();
        type = Feature.class;
        break;
    case GEOMETRYCOLLECTION:
        geo = GeoMakers.geometryCollection();
        type = Geometry.class;
        break;
    case LINESTRING:
        geo = GeoMakers.linestring();
        type = Position.class;
        break;
    case MULTILINESTRING:
        geo = GeoMakers.multiLineString();
        type = LineString.class;
        break;
    case MULTIPOINT:
        geo = GeoMakers.multipoint();
        type = Position.class;
        break;
    case MULTIPOLYGON:
        geo = GeoMakers.multiPolygon();
        type = Polygon.class;
        break;
    case POINT:
        geo = GeoMakers.point();
        type = null;
        break;
    case POLYGON:
        geo = GeoMakers.polygon();
        type = LineString.class;
        break;
    }

    for (Map.Entry<String, JsonElement> entry : obj.entrySet()) {
        JsonElement el = entry.getValue();
        String name = entry.getKey();
        if ("crs".equals(name)) {
            CRS.Builder cb = new CRS.Builder();
            JsonObject o = el.getAsJsonObject();
            if (o.has("type"))
                cb.type(o.get("type").getAsString());
            if (o.has("properties")) {
                JsonObject p = o.get("properties").getAsJsonObject();
                for (Map.Entry<String, JsonElement> e : p.entrySet()) {
                    cb.set(e.getKey(), context.deserialize(e.getValue(), Object.class));
                }
            }
            geo.crs(cb.get());
        } else if ("properties".equals(name)) {
            geo.set("properties", context.deserialize(el, Map.class));
        } else if ("bbox".equals(name)) {
            BoundingBox.Builder bb = new BoundingBox.Builder();
            float[] points = context.deserialize(el, float[].class);
            bb.add(points);
            geo.boundingBox(bb.get());
        } else if ("features".equals(name)) {
            Feature[] features = context.deserialize(el, Feature[].class);
            FeatureCollection.Builder fcb = (FeatureCollection.Builder) geo;
            for (Feature f : features)
                fcb.add(f);
        } else if ("coordinates".equals(name)) {
            switch (et) {
            case LINESTRING: {
                LineString.Builder lsb = (LineString.Builder) geo;
                float[][] positions = context.deserialize(el, float[][].class);
                boolean ring = ring(positions);
                if (ring)
                    lsb.linearRing();
                for (int n = 0; n < positions.length; n++) {
                    if (!ring || (ring && n < positions.length - 1))
                        lsb.add(toPosition(positions[n]));
                }
                break;
            }
            case MULTIPOINT: {
                MultiPoint.Builder lsb = (MultiPoint.Builder) geo;
                float[][] positions = context.deserialize(el, float[][].class);
                for (float[] pos : positions)
                    lsb.add(toPosition(pos));
                break;
            }
            case MULTILINESTRING: {
                MultiLineString.Builder mlb = (MultiLineString.Builder) geo;
                float[][][] positions = context.deserialize(el, float[][][].class);
                for (float[][] lines : positions) {
                    LineString.Builder lsb = GeoMakers.linestring();
                    boolean ring = ring(lines);
                    if (ring)
                        lsb.linearRing();
                    for (int n = 0; n < lines.length; n++) {
                        if (!ring || (ring && n < lines.length - 1))
                            lsb.add(toPosition(lines[n]));
                    }
                    for (float[] pos : lines)
                        lsb.add(toPosition(pos));
                    mlb.add(lsb);
                }
                break;
            }
            case POLYGON: {
                Polygon.Builder mlb = (Polygon.Builder) geo;
                float[][][] positions = context.deserialize(el, float[][][].class);
                for (float[][] lines : positions) {
                    LineString.Builder lsb = GeoMakers.linestring();
                    for (float[] pos : lines)
                        lsb.add(toPosition(pos));
                    mlb.add(lsb);
                }
                break;
            }
            case MULTIPOLYGON: {
                MultiPolygon.Builder mpb = (MultiPolygon.Builder) geo;
                float[][][][] positions = context.deserialize(el, float[][][][].class);
                for (float[][][] polygons : positions) {
                    Polygon.Builder pb = GeoMakers.polygon();
                    for (float[][] lines : polygons) {
                        LineString.Builder lsb = GeoMakers.linestring();
                        for (float[] pos : lines)
                            lsb.add(toPosition(pos));
                        pb.add(lsb);
                    }
                    mpb.add(pb);
                }
                break;
            }
            case POINT:
                Point.Builder pb = (Point.Builder) geo;
                float[] position = context.deserialize(el, float[].class);
                pb.position(toPosition(position));
                break;
            default:
                break;
            }
        } else if ("geometries".equals(name)) {
            Geometry[] geos = context.deserialize(el, Geometry[].class);
            GeometryCollection.Builder fcb = (GeometryCollection.Builder) geo;
            for (Geometry<?, ?> g : geos)
                fcb.add(g);
        } else {
            if (el.isJsonArray()) {
                geo.set(name, context.deserialize(el, Object.class));
            } else if (el.isJsonObject()) {
                geo.set(name, context.deserialize(el, GeoObject.class));
            } else if (el.isJsonPrimitive()) {
                JsonPrimitive p = el.getAsJsonPrimitive();
                if (p.isBoolean())
                    geo.set(name, p.getAsBoolean());
                else if (p.isNumber())
                    geo.set(name, p.getAsNumber());
                else if (p.isString())
                    geo.set(name, p.getAsString());
            }
        }
    }

    return geo.get();
}

From source file:com.ibm.g11n.pipeline.resfilter.GlobalizeJsResource.java

License:Open Source License

/**
 * The override of addBundleStrings is necessary because globalizejs treats arrays of strings
 * as a single long string, with each piece separated by a space, rather than treating it like
 * a real JSON array./*from w  ww  . j  av a2s  .  c  o  m*/
 */
@Override
protected int addBundleStrings(JsonObject obj, String keyPrefix, Bundle bundle, int sequenceNum) {
    for (Map.Entry<String, JsonElement> entry : obj.entrySet()) {
        String key = entry.getKey();
        JsonElement value = entry.getValue();
        if (value.isJsonObject()) {
            sequenceNum = addBundleStrings(value.getAsJsonObject(), encodeResourceKey(keyPrefix, key, false),
                    bundle, sequenceNum);
        } else if (value.isJsonArray()) {
            JsonArray ar = value.getAsJsonArray();
            StringBuilder sb = new StringBuilder();
            for (int i = 0; i < ar.size(); i++) {
                JsonElement arrayEntry = ar.get(i);
                if (arrayEntry.isJsonPrimitive() && arrayEntry.getAsJsonPrimitive().isString()) {
                    if (i > 0) {
                        sb.append(" "); //
                    }
                    sb.append(arrayEntry.getAsString());
                } else {
                    throw new IllegalResourceFormatException(
                            "Arrays must contain only strings in a globalizejs resource.");
                }
            }
            sequenceNum++;
            bundle.addResourceString(encodeResourceKey(keyPrefix, key, true), sb.toString(), sequenceNum);
        } else if (!value.isJsonPrimitive() || !value.getAsJsonPrimitive().isString()) {
            throw new IllegalResourceFormatException("The value of JSON element " + key + " is not a string.");
        } else {
            sequenceNum++;
            bundle.addResourceString(encodeResourceKey(keyPrefix, key, true), value.getAsString(), sequenceNum);
        }
    }
    return sequenceNum;
}

From source file:com.ibm.g11n.pipeline.resfilter.impl.GlobalizeJsResource.java

License:Open Source License

/**
 * The override of addBundleStrings is necessary because globalizejs treats arrays of strings
 * as a single long string, with each piece separated by a space, rather than treating it like
 * a real JSON array.//from w w w  . j a  v a2 s .c  o  m
 */
@Override
protected int addBundleStrings(JsonObject obj, String keyPrefix, LanguageBundleBuilder bb, int sequenceNum)
        throws ResourceFilterException {
    for (Map.Entry<String, JsonElement> entry : obj.entrySet()) {
        String key = entry.getKey();
        JsonElement value = entry.getValue();
        if (value.isJsonObject()) {
            sequenceNum = addBundleStrings(value.getAsJsonObject(), encodeResourceKey(keyPrefix, key, false),
                    bb, sequenceNum);
        } else if (value.isJsonArray()) {
            JsonArray ar = value.getAsJsonArray();
            StringBuilder sb = new StringBuilder();
            for (int i = 0; i < ar.size(); i++) {
                JsonElement arrayEntry = ar.get(i);
                if (arrayEntry.isJsonPrimitive() && arrayEntry.getAsJsonPrimitive().isString()) {
                    if (i > 0) {
                        sb.append(" "); //
                    }
                    sb.append(arrayEntry.getAsString());
                } else {
                    throw new IllegalResourceFormatException(
                            "Arrays must contain only strings in a globalizejs resource.");
                }
            }
            sequenceNum++;
            bb.addResourceString(encodeResourceKey(keyPrefix, key, true), sb.toString(), sequenceNum);
        } else if (!value.isJsonPrimitive() || !value.getAsJsonPrimitive().isString()) {
            throw new IllegalResourceFormatException("The value of JSON element " + key + " is not a string.");
        } else {
            sequenceNum++;
            bb.addResourceString(encodeResourceKey(keyPrefix, key, true), value.getAsString(), sequenceNum);
        }
    }
    return sequenceNum;
}

From source file:com.ibm.g11n.pipeline.resfilter.impl.JsonResource.java

License:Open Source License

protected int addBundleStrings(JsonObject obj, String keyPrefix, LanguageBundleBuilder bb, int sequenceNum)
        throws ResourceFilterException {
    for (Map.Entry<String, JsonElement> entry : obj.entrySet()) {
        String key = entry.getKey();
        JsonElement value = entry.getValue();
        if (value.isJsonObject()) {
            sequenceNum = addBundleStrings(value.getAsJsonObject(), encodeResourceKey(keyPrefix, key, false),
                    bb, sequenceNum);//  ww w .  ja v a  2 s  .co m
        } else if (value.isJsonArray()) {
            JsonArray ar = value.getAsJsonArray();
            for (int i = 0; i < ar.size(); i++) {
                JsonElement arrayEntry = ar.get(i);
                String arrayKey = encodeResourceKey(keyPrefix, key, false) + "[" + Integer.toString(i) + "]";
                if (arrayEntry.isJsonPrimitive() && arrayEntry.getAsJsonPrimitive().isString()) {
                    sequenceNum++;
                    bb.addResourceString(ResourceString.with(arrayKey, arrayEntry.getAsString())
                            .sequenceNumber(sequenceNum));
                } else {
                    sequenceNum = addBundleStrings(arrayEntry.getAsJsonObject(), arrayKey, bb, sequenceNum);
                }
            }
        } else if (!value.isJsonPrimitive() || !value.getAsJsonPrimitive().isString()) {
            throw new IllegalResourceFormatException("The value of JSON element " + key + " is not a string.");
        } else {
            sequenceNum++;
            bb.addResourceString(
                    ResourceString.with(encodeResourceKey(keyPrefix, key, true), value.getAsString())
                            .sequenceNumber(sequenceNum));
        }
    }
    return sequenceNum;
}

From source file:com.ibm.g11n.pipeline.resfilter.JsonResource.java

License:Open Source License

@Override
public Bundle parse(InputStream inStream) throws IOException {
    Bundle bundle = new Bundle();
    try (InputStreamReader reader = new InputStreamReader(new BomInputStream(inStream),
            StandardCharsets.UTF_8)) {
        JsonElement root = new JsonParser().parse(reader);
        if (!root.isJsonObject()) {
            throw new IllegalResourceFormatException("The root JSON element is not an JSON object.");
        }/*w w  w  .  j  av  a  2s.c om*/
        int sequenceNum = 0;
        for (Map.Entry<String, JsonElement> entry : root.getAsJsonObject().entrySet()) {
            String key = entry.getKey();
            JsonElement value = entry.getValue();
            if (!value.isJsonPrimitive() || !value.getAsJsonPrimitive().isString()) {
                throw new IllegalResourceFormatException(
                        "The value of JSON element " + key + " is not a string.");
            }
            sequenceNum++;
            bundle.addResourceString(key, value.getAsString(), sequenceNum);
        }
    } catch (JsonParseException e) {
        throw new IllegalResourceFormatException("Failed to parse the specified JSON contents.", e);
    }
    return bundle;
}

From source file:com.ibm.internal.iotf.devicemgmt.handler.ObserveRequestHandler.java

License:Open Source License

private JsonElement trimResponse(String name, JsonElement newValue) {
    JsonElement previousValue = responseMap.get(name);
    if (previousValue == null) {
        return null;
    }//w w  w. j a  va 2s. c o m

    if (previousValue.isJsonPrimitive()) {
        if (previousValue.equals(newValue)) {
            return null;
        } else {
            return newValue;
        }
    }

    boolean bModified = false;
    JsonObject response = new JsonObject();
    for (Map.Entry<String, JsonElement> en : ((JsonObject) previousValue).entrySet()) {
        String key = en.getKey();
        JsonElement value = en.getValue();
        JsonElement otherValue = ((JsonObject) newValue).get(key);
        if (otherValue == null || !otherValue.equals(value)) {
            response.add(key, otherValue);
            en.setValue(otherValue);
            bModified = true;
        }
    }

    if (bModified) {
        return response;
    } else {
        return null;
    }
}

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

License:Open Source License

private void parallelAnnotation(JsonObject op, StringBuilder sb) {
    boolean parallel = jboolean(op, "parallelOperator");

    if (parallel) {
        boolean partitioned = jboolean(op, "partitioned");
        JsonObject parallelInfo = op.get("parallelInfo").getAsJsonObject();

        sb.append("@parallel(width=");
        JsonElement width = parallelInfo.get(OpProperties.WIDTH);
        if (width.isJsonPrimitive()) {
            sb.append(width.getAsString());
        } else {//from   w  w w.j a  va  2  s . co m
            splValueSupportingSubmission(width.getAsJsonObject(), sb);
        }

        if (partitioned) {
            sb.append(", partitionBy=[");
            JsonArray partitionedPorts = array(parallelInfo, "partitionedPorts");
            for (int i = 0; i < partitionedPorts.size(); i++) {
                JsonObject partitionedPort = partitionedPorts.get(i).getAsJsonObject();

                if (i > 0)
                    sb.append(", ");

                sb.append("{port=");
                sb.append(getSPLCompatibleName(GsonUtilities.jstring(partitionedPort, "name")));
                sb.append(", attributes=[");
                JsonArray partitionKeys = partitionedPort.get("partitionedKeys").getAsJsonArray();
                for (int j = 0; j < partitionKeys.size(); j++) {
                    if (j != 0)
                        sb.append(", ");
                    sb.append(partitionKeys.get(j).getAsString());
                }
                sb.append("]}");
            }

            sb.append("]");
        }

        JsonArray broadcastPorts = parallelInfo.get("broadcastPorts").getAsJsonArray();
        if (broadcastPorts.size() > 0) {
            sb.append(", broadcast=[");
            for (int i = 0; i < broadcastPorts.size(); i++) {
                if (i != 0)
                    sb.append(", ");
                sb.append(getSPLCompatibleName(broadcastPorts.get(i).getAsString()));
            }
            sb.append("]");

        }

        sb.append(")");
        sb.append("\n");
    }
}

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

License:Open Source License

/**
 * Add an arbitrary SPL value./*from w  ww.ja v  a2s .com*/
 * JsonObject has a type and a value. 
 */
static void value(StringBuilder sb, JsonObject tv) {

    JsonElement value = tv.get("value");

    String type = JParamTypes.TYPE_SPL_EXPRESSION;
    if (tv.has("type")) {
        type = tv.get("type").getAsString();
    } else {
        if (value.isJsonPrimitive()) {
            JsonPrimitive pv = value.getAsJsonPrimitive();
            if (pv.isString())
                type = "RSTRING";
        } else if (value.isJsonArray()) {
            type = "RSTRING";
        }
    }

    if (value.isJsonArray()) {
        JsonArray array = value.getAsJsonArray();

        for (int i = 0; i < array.size(); i++) {
            if (i != 0)
                sb.append(", ");
            value(sb, type, array.get(i));
        }
    } else {
        value(sb, type, value);
    }
}

From source file:com.ibm.streamsx.topology.internal.streaminganalytics.VcapServices.java

License:Open Source License

/**
 * Get the top-level VCAP services object.
 * //w w w . ja  v  a  2 s  .  c  o  m
 * Object can be one of the following:
 * <ul>
 * <li>JsonObject - assumed to contain VCAP_SERVICES </li>
 * <li>String - assumed to contain serialized VCAP_SERVICES JSON, or the
 * location of a file containing the serialized VCAP_SERVICES JSON</li>
 * <li>null - assumed to be in the environment variable VCAP_SERVICES</li>
 * </ul>
 */
public static JsonObject getVCAPServices(JsonElement rawServices) throws IOException {

    JsonParser parser = new JsonParser();
    String vcapString;
    String vcapContents = null;

    if (rawServices == null || rawServices.isJsonNull()) {
        // if rawServices is null, then pull from the environment
        vcapString = System.getenv("VCAP_SERVICES");
        if (vcapString == null) {
            throw new IllegalStateException(
                    "VCAP_SERVICES are not defined, please set environment variable VCAP_SERVICES or configuration property: "
                            + VCAP_SERVICES);
        }
        // resulting string can be either the serialized JSON or filename
        if (Files.isRegularFile(Paths.get(vcapString))) {
            Path vcapFile = Paths.get(vcapString);
            vcapContents = new String(Files.readAllBytes(vcapFile), StandardCharsets.UTF_8);
        } else {
            vcapContents = vcapString;
        }
    } else if (rawServices.isJsonObject()) {
        return rawServices.getAsJsonObject();
    } else if (rawServices.isJsonPrimitive()) {
        // String can be either the serialized JSON or filename
        String rawString = rawServices.getAsString();
        if (Files.isRegularFile(Paths.get(rawString))) {
            Path vcapFile = Paths.get(rawString);
            vcapContents = new String(Files.readAllBytes(vcapFile), StandardCharsets.UTF_8);
        } else
            vcapContents = rawString;
    } else {
        throw new IllegalArgumentException("Unknown VCAP_SERVICES object class: " + rawServices.getClass());
    }
    return parser.parse(vcapContents).getAsJsonObject();
}

From source file:com.iheart.quickio.client.QuickIo.java

License:Open Source License

private void move(final JsonElement json) {
    if (!json.isJsonPrimitive()) {
        return;/*from www  . jav  a  2s  .co  m*/
    }

    JsonPrimitive pr = json.getAsJsonPrimitive();
    if (!pr.isString()) {
        return;
    }

    this.reconnect(pr.getAsString());
}