Example usage for com.google.gson JsonPrimitive isString

Introduction

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

Prototype

public boolean isString() 

Source Link

Document

Check whether this primitive contains a String value.

Usage

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

License:Open Source License

private void move(final JsonElement json) {
    if (!json.isJsonPrimitive()) {
        return;//from   w w  w.j  av  a 2 s. co m
    }

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

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

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From source file:com.ikanow.infinit.e.data_model.store.MongoDbUtil.java

License:Apache License

public static Object encodeUnknown(JsonElement from) {
    if (from.isJsonArray()) { // Array
        return encodeArray(from.getAsJsonArray());
    } //TESTED/*from w  w w.  j  a  va  2 s. c o m*/
    else if (from.isJsonObject()) { // Object
        JsonObject obj = from.getAsJsonObject();
        // Check for OID/Date:
        if (1 == obj.entrySet().size()) {
            if (obj.has("$date")) {
                try {
                    return _format.parse(obj.get("$date").getAsString());
                } catch (ParseException e) {
                    try {
                        return _format2.parse(obj.get("$date").getAsString());
                    } catch (ParseException e2) {
                        return null;
                    }
                }
            } //TESTED
            else if (obj.has("$oid")) {
                return new ObjectId(obj.get("$oid").getAsString());
            } //TESTED                
        }
        return encode(obj);
    } //TESTED
    else if (from.isJsonPrimitive()) { // Primitive
        JsonPrimitive val = from.getAsJsonPrimitive();
        if (val.isNumber()) {
            return val.getAsNumber();
        } //TESTED
        else if (val.isBoolean()) {
            return val.getAsBoolean();
        } //TESTED
        else if (val.isString()) {
            return val.getAsString();
        } //TESTED
    } //TESTED
    return null;
}

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From source file:com.indragie.cmput301as1.JSONHelpers.java

License:Open Source License

/**
 * Gets the value of the JSON element as a string if possible.
 * @param element The JSON element./*w  w w. ja va  2 s.co m*/
 * @return A string if the JSON element was a string, or
 * null otherwise.
 */
public static String getStringIfPossible(JsonElement element) {
    if (element == null)
        return null;

    if (element.isJsonPrimitive()) {
        JsonPrimitive primitive = element.getAsJsonPrimitive();
        if (primitive.isString()) {
            return primitive.getAsString();
        }
    }
    return null;
}

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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 ww.jav  a2  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 w w. j  av a 2 s  . c  om*/

    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());
}

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

License:Apache License

public Object unwrap(final Object o) {

    if (o == null) {
        return null;
    }//from   ww  w .  ja  v 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;
}

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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 a  va2  s.c  o  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.
 *//*from w  w w. jav a2s  .  c om*/
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;
}

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

License:Apache License

private boolean isBooleanValue(JsonPrimitive primitive) {
    boolean isBoolean = primitive.isBoolean();
    if (!isBoolean && primitive.isString()) {
        String value = primitive.getAsString();
        isBoolean = value.equalsIgnoreCase("true") || value.equalsIgnoreCase("false");
    }/*from  w  w w .  j a  va 2s.co  m*/
    return isBoolean;
}

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

License:Open Source License

/**
 * Validates if the object represents a string value.
 *
 * @param o/*from w w w  .  j  a va2 s . co  m*/
 * @return
 */
protected boolean isStringType(Object o) {
    boolean result = (o instanceof String);

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

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

    return result;
}

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