Example usage for com.google.gwt.json.client JSONValue isString

Introduction

In this page you can find the example usage for com.google.gwt.json.client JSONValue isString.

Prototype

public JSONString isString() 

Source Link

Document

Returns a non-null reference if this JSONValue is really a JSONString.

Usage

From source file:com.ait.lienzo.client.core.shape.json.JSONDeserializer.java

License:Open Source License

/**
 * Creates a IJSONSerializable from the JSONObject, using the ValidationContext.
 * <p>/* ww w  .j  a v  a  2 s .  c om*/
 * You should only call this when you're writing your own node class
 * and you're building a custom {@link IFactory}.
 * 
 * @param json JSONObject
 * @param ctx ValidationContext
 * @return IJSONSerializable
 * @throws ValidationException
 */
public final IJSONSerializable<?> fromJSON(JSONObject json, ValidationContext ctx) throws ValidationException {
    if (null == json) {
        return null;
    }
    String type = null;

    IFactory<?> factory = null;

    JSONValue tval = json.get("type");

    ctx.push("type");

    if (null == tval) {
        ctx.addRequiredError();
    } else {
        JSONString styp = tval.isString();

        if (null == styp) {
            ctx.addBadTypeError("String");
        } else {
            type = styp.stringValue();

            if (null == m_registry) {
                m_registry = FactoryRegistry.getInstance();
            }
            factory = m_registry.getFactory(type);

            if (null == factory) {
                ctx.addMissingNodeFactoryError(type);
            }
        }
    }
    ctx.pop(); // type

    if (null == factory) {
        return null;
    } else {
        if (ctx.isValidate()) {
            // we don't need to validate during a copy operation!

            validateAttributes(json, factory, type, ctx);
        }
        if (factory.isPostProcessed()) {
            IJSONSerializable<?> node = factory.create(json, ctx);

            if (null != node) {
                factory.process(node, ctx);
            }
            return node;
        } else {
            return factory.create(json, ctx);
        }
    }
}

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From source file:com.ait.lienzo.client.core.shape.json.validators.ColorValidator.java

License:Open Source License

@Override
public void validate(JSONValue jval, ValidationContext ctx) throws ValidationException {
    if (null == jval) {
        ctx.addBadTypeError("Color");

        return;//ww w . j av a  2  s. c  o m
    }
    JSONString s = jval.isString();

    if (null == s) {
        ctx.addBadTypeError("Color");

        return;
    }

    // see http://www.w3.org/TR/css3-color/
    // "#00f", "#0f0f0f", "#00F", "#0F0F0F", "rgb(255,0,0)", "rgba(0,0,0,0)", "red",
    // "rgb(100%, 0%, 0%)", "hsl(0, 100%, 50%)", "hsla(120, 100%, 50%, 1)",
    // "transparent", "inherit", "currentcolor"

    // White space characters are allowed around the numerical values.
    // Alpha should be between 0.0 and 1.0 inclusive
    // All color names are a single word (no spaces or special characters)
    // Color names are case-insensitive.

    if (false == isValidColorName(s.stringValue())) {
        ctx.addBadValueError("Color", jval);
    }
}

---

From source file:com.ait.lienzo.client.core.shape.json.validators.EnumValidator.java

License:Open Source License

@Override
public void validate(JSONValue jval, ValidationContext ctx) throws ValidationException {
    if (null == jval) {
        ctx.addBadTypeError(m_type);//from   ww  w  . ja  v a  2 s  .c  om

        return;
    }
    JSONString sval = jval.isString();

    if (null == sval) {
        ctx.addBadTypeError(m_type);
    } else {
        String string = sval.stringValue();

        if (null != string) {
            for (T value : m_values) {
                if (string.equals(value.getValue())) {
                    return;
                }
            }
        }
        ctx.addBadValueError(m_type, jval);
    }
}

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From source file:com.ait.lienzo.client.core.shape.json.validators.ObjectValidator.java

License:Open Source License

protected void checkHardcodedAttribute(String attrName, String requiredAttrValue, JSONValue jval,
        ValidationContext ctx) throws ValidationException {
    // ASSUMPTION: requiredness was already checked and reported on

    JSONObject jobj = jval.isObject();/*from  w  ww  .  j a  v  a  2 s  .c om*/

    if (null != jobj) {
        JSONValue aval = jobj.get(attrName);

        if (null != aval) {
            JSONString s = aval.isString();

            if ((null == s) || (false == requiredAttrValue.equals(s.stringValue()))) {
                ctx.push(attrName);

                ctx.addRequiredAttributeValueError(requiredAttrValue);

                ctx.pop(); // attrName
            }
        }
    }
}

---

From source file:com.ait.lienzo.client.core.shape.json.validators.StringValidator.java

License:Open Source License

@Override
public void validate(JSONValue jval, ValidationContext ctx) throws ValidationException {
    if (null == jval) {
        ctx.addBadTypeError("String");

        return;/*from ww  w.j  av  a2 s.c  o m*/
    }
    JSONString s = jval.isString();

    if (null == s) {
        ctx.addBadTypeError("String");
    }
}

---

From source file:com.ait.lienzo.client.core.shape.json.validators.URLValidator.java

License:Open Source License

@Override
public void validate(JSONValue jval, ValidationContext ctx) throws ValidationException {
    if (null == jval) {
        ctx.addBadTypeError("URL");

        return;//from  www. j  av  a  2s.  c om
    }
    JSONString str = jval.isString();

    if (null == str) {
        ctx.addBadTypeError("URL");

        return;
    }
    String url = str.toString();

    if (url.startsWith("data:")) {
        return;
    }
    if ((null == url) || ((url = url.trim()).isEmpty()) || (url.startsWith("#"))) {
        ctx.addBadTypeError("URL");

        return;
    }
    url = UriUtils.fromString(url).asString();

    if ((null == url) || ((url = url.trim()).isEmpty()) || (url.startsWith("#"))) {
        ctx.addBadTypeError("URL");

        return;
    }
}

---

From source file:com.akanoo.client.dto.MessageCreator.java

License:Apache License

@Override
public Message newInstance(JSONValue context) {
    Message message = null;/*from   w  w w .  java2s.  c o m*/
    JSONObject jsonObject = context.isObject();
    if (jsonObject != null) {
        JSONValue codeValue = jsonObject.get("code");
        JSONValue bodyValue = jsonObject.get("body");
        if (codeValue != null && bodyValue != null) {
            JSONString codeJSONString = codeValue.isString();
            JSONObject bodyJSONValue = bodyValue.isObject();
            if (codeJSONString != null && bodyJSONValue != null) {
                String codeString = codeJSONString.stringValue();

                MessageConstants messageConstants = MessageConstants.fromString(codeString);

                if (messageConstants != null) {
                    // initialize message
                    message = new Message();
                    message.code = codeString;

                    JsonReader<? extends Sendable> reader = readerMap.get(messageConstants);
                    message.body = reader.read(bodyJSONValue);
                }
            }
        }
    }
    return message;
}

---

From source file:com.arcbees.analytics.client.ClientAnalytics.java

License:Apache License

public void fallback(JsArrayMixed arguments) {
    if ("send".equals(arguments.getString(0))) {
        JSONObject jsonOptions = new JSONObject(arguments.getObject(arguments.length() - 1));
        StringBuilder url = new StringBuilder();
        url.append(fallbackPath).append("?");
        url.append(ProtocolTranslator.getFieldName("hitType")).append("=")
                .append(URL.encodeQueryString(arguments.getString(1)));

        for (String key : jsonOptions.keySet()) {
            if (!"hitCallback".equals(key)) {
                JSONValue jsonValue = jsonOptions.get(key);
                String strValue = "";
                if (jsonValue.isBoolean() != null) {
                    strValue = jsonValue.isBoolean().booleanValue() + "";
                } else if (jsonValue.isNumber() != null) {
                    strValue = jsonValue.isNumber().doubleValue() + "";
                } else if (jsonValue.isString() != null) {
                    strValue = jsonValue.isString().stringValue();
                }/* www  .  ja v  a 2 s. c om*/
                url.append("&").append(ProtocolTranslator.getFieldName(key)).append("=")
                        .append(URL.encodeQueryString(strValue));
            }
        }
        try {
            RequestBuilder requestBuilder = new RequestBuilder(RequestBuilder.GET, url.toString());
            requestBuilder.setCallback(new RequestCallback() {

                @Override
                public void onResponseReceived(Request request, Response response) {
                    // TODO call hitcallback if needed.
                }

                @Override
                public void onError(Request request, Throwable exception) {
                    // TODO Auto-generated method stub
                }
            });
            requestBuilder.send();
        } catch (RequestException e) {
        }
    }
}

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From source file:com.blockwithme.util.client.webworkers.impl.AbstractWebWorkerImpl.java

License:Apache License

@Override
public final void handleEvent(final elemental.events.Event evt) {
    if (evt instanceof MessageEvent) {
        final Object data = ((MessageEvent) evt).getData();
        if (data == null) {
            logger.severe("got MessageEvent with null data");
        } else {//from ww  w  .j a  va 2  s  .  c  o m
            try {
                JSONObject message = new JSONObject((JavaScriptObject) data);
                if (message.isObject() == null) {
                    logger.log(Level.SEVERE,
                            "Problem parsing data: " + stringify(data) + " : data not a JSONObject");
                } else {
                    if (message.containsKey("jsObject")) {
                        final JSONValue jsObject = message.get("jsObject");
                        if (jsObject.isObject() != null) {
                            message = jsObject.isObject();
                        } else {
                            logger.log(Level.SEVERE, "Problem parsing data: " + stringify(data)
                                    + " : data.jsObject not a JSONObject");
                            message = null;
                        }
                    }
                    if (message != null) {
                        // Get and remove channel at the same time
                        final JSONValue channel = message.put("_channel_", null);
                        String ch = "";
                        if ((channel != null) && (channel != JSONNull.getInstance())) {
                            final JSONString str = channel.isString();
                            if (str != null) {
                                // Cannot be null
                                ch = str.stringValue();
                            } else {
                                ch = stringify(channel);
                            }
                        }
                        if ("java.util.logging".equals(ch)) {
                            final LogRecord record = WebWorkerLogHandler.fromJSONObject(message);
                            if (record != null) {
                                setThreadName(record, name);
                                Logger.getLogger(record.getLoggerName()).log(record);
                            }
                        } else if ("set.thread.name".equals(ch)) {
                            final String name = message.get("value").isString().stringValue();
                            setThreadName(Thread.currentThread(), name);
                        } else {
                            listener.onMessage(ch, message);
                        }
                    }
                }
            } catch (final Throwable t) {
                logger.log(Level.SEVERE, "Problem parsing data: " + stringify(data), t);
            }
        }
    } else if (evt instanceof ErrorEvent) {
        final ErrorEvent errEvt = (ErrorEvent) evt;
        final String filename = errEvt.getFilename();
        final int lineno = errEvt.getLineno();
        final String message = errEvt.getMessage();
        logger.severe(filename + ":" + lineno + ": " + message);
    } else if (evt != null) {
        logger.severe("Cannot handle message of type " + evt.getClass() + " : " + stringify(evt));
    }
}

---

From source file:com.blockwithme.util.client.webworkers.thread.impl.WebWorkerLogHandler.java

License:Apache License

/** Reads LogRecord from a JSONObject. */
public static LogRecord fromJSONObject(final JSONObject json) {
    if (json == null) {
        return null;
    }//from  w  ww .  jav a2  s  .  co m
    Level level = Level.INFO;
    String loggerName = "";
    String message = null;
    long millis = 0;
    String thrown_type = null;

    final JSONValue levelValue = json.get("level");
    if ((levelValue != null) && (levelValue.isString() != null)) {
        try {
            level = Level.parse(levelValue.isString().stringValue());
        } catch (final Throwable t) {
            // NOP
        }
    }
    final JSONValue loggerNameValue = json.get("loggerName");
    if ((loggerNameValue != null) && (loggerNameValue.isString() != null)) {
        loggerName = loggerNameValue.isString().stringValue();
    }
    final JSONValue messageValue = json.get("message");
    if ((messageValue != null) && (messageValue.isString() != null)) {
        message = messageValue.isString().stringValue();
    }
    final JSONValue millisValue = json.get("millis");
    if ((millisValue != null) && (millisValue.isNumber() != null)) {
        millis = (long) millisValue.isNumber().doubleValue();
    }
    final JSONValue thrown_typeValue = json.get("thrown_type");
    if ((thrown_typeValue != null) && (thrown_typeValue.isString() != null)) {
        thrown_type = thrown_typeValue.isString().stringValue();
    }

    final LogRecord result = new LogRecord(level, message);
    result.setLoggerName(loggerName);
    result.setMillis(millis);
    if (thrown_type != null) {
        final JSONValue thrown_msgValue = json.get("thrown_msg");
        String thrown_msg = null;
        if ((thrown_msgValue != null) && (thrown_msgValue.isString() != null)) {
            thrown_msg = thrown_msgValue.isString().stringValue();
        }
        result.setThrown(new JsonLogRecordThrowable(thrown_type, thrown_msg));
    } else if ((message == null) || message.isEmpty()) {
        return null;
    }

    return result;
}

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