Example usage for com.google.gson JsonPrimitive isNumber

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

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Introduction

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

Prototype

public boolean isNumber()

Source Link

Document

Check whether this primitive contains a Number.

Usage

From source file:com.jayway.jsonpath.internal.spi.json.GsonJsonProvider.java

License:Apache License

public static Object unwrap(Object o) {

    if (o == null) {
        return null;
    }//from   w  w  w.j av a 2  s.  c om
    if (!(o instanceof JsonElement)) {
        return o;
    }

    JsonElement e = (JsonElement) o;

    if (e.isJsonNull()) {
        return null;
    } else if (e.isJsonPrimitive()) {

        JsonPrimitive p = e.getAsJsonPrimitive();
        if (p.isString()) {
            return p.getAsString();
        } else if (p.isBoolean()) {
            return p.getAsBoolean();
        } else if (p.isNumber()) {
            return unwrapNumber(p.getAsNumber());
        }
    }
    return o;
}

From source file:com.jayway.jsonpath.internal.spi.mapper.GsonMapper.java

License:Apache License

@Override
public Object convert(Object src, Class<?> srcType, Class<?> targetType, Configuration conf) {

    assertValidConversion(src, srcType, targetType);

    if (src == null || src.getClass().equals(JsonNull.class)) {
        return null;
    }/*from  w ww  .jav  a  2  s .  c  o m*/

    if (JsonPrimitive.class.isAssignableFrom(srcType)) {

        JsonPrimitive primitive = (JsonPrimitive) src;
        if (targetType.equals(Long.class)) {
            return primitive.getAsLong();
        } else if (targetType.equals(Integer.class)) {
            return primitive.getAsInt();
        } else if (targetType.equals(BigInteger.class)) {
            return primitive.getAsBigInteger();
        } else if (targetType.equals(Byte.class)) {
            return primitive.getAsByte();
        } else if (targetType.equals(BigDecimal.class)) {
            return primitive.getAsBigDecimal();
        } else if (targetType.equals(Double.class)) {
            return primitive.getAsDouble();
        } else if (targetType.equals(Float.class)) {
            return primitive.getAsFloat();
        } else if (targetType.equals(String.class)) {
            return primitive.getAsString();
        } else if (targetType.equals(Boolean.class)) {
            return primitive.getAsBoolean();
        } else if (targetType.equals(Date.class)) {

            if (primitive.isNumber()) {
                return new Date(primitive.getAsLong());
            } else if (primitive.isString()) {
                try {
                    return DateFormat.getInstance().parse(primitive.getAsString());
                } catch (ParseException e) {
                    throw new MappingException(e);
                }
            }
        }

    } else if (JsonObject.class.isAssignableFrom(srcType)) {
        JsonObject srcObject = (JsonObject) src;
        if (targetType.equals(Map.class)) {
            Map<String, Object> targetMap = new LinkedHashMap<String, Object>();
            for (Map.Entry<String, JsonElement> entry : srcObject.entrySet()) {
                Object val = null;
                JsonElement element = entry.getValue();
                if (element.isJsonPrimitive()) {
                    val = GsonJsonProvider.unwrap(element);
                } else if (element.isJsonArray()) {
                    val = convert(element, element.getClass(), List.class, conf);
                } else if (element.isJsonObject()) {
                    val = convert(element, element.getClass(), Map.class, conf);
                } else if (element.isJsonNull()) {
                    val = null;
                }
                targetMap.put(entry.getKey(), val);
            }
            return targetMap;
        }

    } else if (JsonArray.class.isAssignableFrom(srcType)) {
        JsonArray srcArray = (JsonArray) src;
        if (targetType.equals(List.class)) {
            List<Object> targetList = new ArrayList<Object>();
            for (JsonElement element : srcArray) {
                if (element.isJsonPrimitive()) {
                    targetList.add(GsonJsonProvider.unwrap(element));
                } else if (element.isJsonArray()) {
                    targetList.add(convert(element, element.getClass(), List.class, conf));
                } else if (element.isJsonObject()) {
                    targetList.add(convert(element, element.getClass(), Map.class, conf));
                } else if (element.isJsonNull()) {
                    targetList.add(null);
                }
            }
            return targetList;
        }
    }

    throw new MappingException("Can not map: " + srcType.getName() + " to: " + targetType.getName());
}

From source file:com.jayway.jsonpath.spi.json.GsonJsonProvider.java

License:Apache License

public Object unwrap(final Object o) {

    if (o == null) {
        return null;
    }/* w w  w  .j  av a2s .c om*/

    if (!(o instanceof JsonElement)) {
        return o;
    }

    JsonElement e = (JsonElement) o;

    if (e.isJsonNull()) {
        return null;
    } else if (e.isJsonPrimitive()) {

        JsonPrimitive p = e.getAsJsonPrimitive();
        if (p.isString()) {
            return p.getAsString();
        } else if (p.isBoolean()) {
            return p.getAsBoolean();
        } else if (p.isNumber()) {
            return unwrapNumber(p.getAsNumber());
        }
    }

    return o;
}

From source file:com.kurento.kmf.jsonrpcconnector.JsonUtils.java

License:Open Source License

public Object toPrimitiveObject(JsonElement element) {

    JsonPrimitive primitive = (JsonPrimitive) element;
    if (primitive.isBoolean()) {
        return primitive.getAsBoolean();
    } else if (primitive.isNumber()) {
        Number number = primitive.getAsNumber();
        double value = number.doubleValue();
        if (((int) value == value)) {
            return (int) value;
        } else {/*from  w w w  .  j av  a2  s . co m*/
            return (float) value;
        }
    } else if (primitive.isString()) {
        return primitive.getAsString();
    } else {
        throw new RuntimeException("Unrecognized JsonPrimitive: " + primitive);
    }
}

From source file:com.make.json2java.ClassField.java

License:Apache License

/**
 * Based on the seen json values, infer a type for this field.
 * Strings are mapped to String. numbers are preferred mapped to ints, then longs and finally as doubles.
 */// w  ww  .j a  v  a 2 s. co m
private InferredType inferType(Iterable<JsonElement> jsonValues, String type, boolean isArrayType) {
    if (mappedType)
        return new InferredType(type, isArrayType);
    InferredType inferredType = new InferredType(type, isArrayType);
    for (JsonElement jsonValue : jsonValues) {
        if (jsonValue instanceof JsonPrimitive) {
            JsonPrimitive primitive = jsonValue.getAsJsonPrimitive();
            if (isBooleanValue(primitive)) {
                inferredType = new InferredType("boolean", false);
            } else if (primitive.isString()) {
                inferredType = new InferredType("String", false);
            } else if (primitive.isNumber()) {
                double number = primitive.getAsDouble();
                boolean isWholeNumber = number - Math.ceil(number) == 0;
                if (isWholeNumber) { // int is preferred over long so look for that
                    long longValue = (long) number;
                    boolean isLargerThanInt = longValue > Integer.MAX_VALUE || longValue < Integer.MIN_VALUE;
                    if (isLargerThanInt && !inferredType.type.equals("double")) { // some other value was a floating point
                        inferredType = new InferredType("long", false);
                    } else { // some other jsonValue was big enough to fit in long
                        if (!inferredType.equals("long") && !inferredType.equals("double")) {
                            inferredType = new InferredType("int", false);
                        }
                    }
                } else { // double is preferred over float
                    inferredType = new InferredType("double", false);
                }
            }
        } else if (jsonValue instanceof JsonArray) {
            this.isArrayType = true;
            inferredType = new InferredType(inferType(jsonValue.getAsJsonArray(), type, false).type, true);
        }
    }
    return inferredType;
}

From source file:com.microsoft.windowsazure.mobileservices.table.MobileServiceTableBase.java

License:Open Source License

/**
 * Updates the JsonObject to have an id property
 *
 * @param json the element to evaluate//from   w  w w  .j a  va  2 s.  c om
 */
protected void updateIdProperty(final JsonObject json) throws IllegalArgumentException {
    for (Entry<String, JsonElement> entry : json.entrySet()) {
        String key = entry.getKey();

        if (key.equalsIgnoreCase("id")) {
            JsonElement element = entry.getValue();

            if (isValidTypeId(element)) {
                if (!key.equals("id")) {
                    // force the id name to 'id', no matter the casing
                    json.remove(key);
                    // Create a new id property using the given property
                    // name

                    JsonPrimitive value = entry.getValue().getAsJsonPrimitive();
                    if (value.isNumber()) {
                        json.addProperty("id", value.getAsLong());
                    } else {
                        json.addProperty("id", value.getAsString());
                    }
                }

                return;
            } else {
                throw new IllegalArgumentException("The id must be numeric or string");
            }
        }
    }
}

From source file:com.microsoft.windowsazure.mobileservices.table.MobileServiceTableBase.java

License:Open Source License

/**
 * Validates if the object represents a numeric value.
 *
 * @param o//from ww  w.  j a  v a  2 s . c  om
 * @return
 */
protected boolean isNumericType(Object o) {
    boolean result = (o instanceof Integer) || (o instanceof Long);

    if (o instanceof JsonElement) {
        JsonElement json = (JsonElement) o;

        if (json.isJsonPrimitive()) {
            JsonPrimitive primitive = json.getAsJsonPrimitive();
            result = primitive.isNumber();
        }
    }

    return result;
}

From source file:com.microsoft.windowsazure.mobileservices.table.MobileServiceTableBase.java

License:Open Source License

/**
 * Returns the numeric value represented by the object.
 *
 * @param o/*from w  ww . j  a v  a 2 s  .  c o m*/
 * @return
 */
protected long getNumericValue(Object o) {
    long result;

    if (o instanceof Integer) {
        result = (Integer) o;
    } else if (o instanceof Long) {
        result = (Long) o;
    } else if (o instanceof JsonElement) {
        JsonElement json = (JsonElement) o;

        if (json.isJsonPrimitive()) {
            JsonPrimitive primitive = json.getAsJsonPrimitive();

            if (primitive.isNumber()) {
                result = primitive.getAsLong();
            } else {
                throw new IllegalArgumentException("Object does not represent a string value.");
            }
        } else {
            throw new IllegalArgumentException("Object does not represent a string value.");
        }
    } else {
        throw new IllegalArgumentException("Object does not represent a string value.");
    }

    return result;
}

From source file:com.nextdoor.bender.operation.json.key.KeyNameOperation.java

License:Apache License

protected void perform(JsonObject obj) {
    Set<Entry<String, JsonElement>> entries = obj.entrySet();
    Set<Entry<String, JsonElement>> orgEntries = new HashSet<Entry<String, JsonElement>>(entries);

    for (Entry<String, JsonElement> entry : orgEntries) {

        JsonElement val = entry.getValue();
        obj.remove(entry.getKey());// w ww  . jav a2 s. c  o  m
        String key = entry.getKey().toLowerCase().replaceAll("[ .]", "_");

        if (val.isJsonPrimitive()) {
            JsonPrimitive prim = val.getAsJsonPrimitive();

            if (prim.isBoolean()) {
                obj.add(key + "__bool", val);
            } else if (prim.isNumber()) {
                if (prim.toString().contains(".")) {
                    obj.add(key + "__float", val);
                } else {
                    obj.add(key + "__long", val);
                }
            } else if (prim.isString()) {
                obj.add(key + "__str", val);
            }
        } else if (val.isJsonObject()) {
            obj.add(key, val);
            perform(val.getAsJsonObject());
        } else if (val.isJsonArray()) {
            obj.add(key + "__arr", val);
        }
    }
}

From source file:com.qmetry.qaf.automation.gson.GsonObjectDeserializer.java

License:Open Source License

public static Object read(JsonElement in) {

    if (in.isJsonArray()) {
        List<Object> list = new ArrayList<Object>();
        JsonArray arr = in.getAsJsonArray();
        for (JsonElement anArr : arr) {
            list.add(read(anArr));//ww  w .  j a va  2  s  .c  o  m
        }
        return list;
    } else if (in.isJsonObject()) {
        Map<String, Object> map = new LinkedTreeMap<String, Object>();
        JsonObject obj = in.getAsJsonObject();
        Set<Map.Entry<String, JsonElement>> entitySet = obj.entrySet();
        for (Map.Entry<String, JsonElement> entry : entitySet) {
            map.put(entry.getKey(), read(entry.getValue()));
        }
        return map;
    } else if (in.isJsonPrimitive()) {
        JsonPrimitive prim = in.getAsJsonPrimitive();
        if (prim.isBoolean()) {
            return prim.getAsBoolean();
        } else if (prim.isString()) {
            return prim.getAsString();
        } else if (prim.isNumber()) {
            if (prim.getAsString().contains("."))
                return prim.getAsDouble();
            else {
                return prim.getAsLong();
            }
        }
    }
    return null;
}