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

Introduction

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

Prototype

public JSONNumber isNumber()

Source Link

Document

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

Usage

From source file:org.sonar.api.web.gwt.client.webservices.JsonUtils.java

License:Open Source License

public static String getString(JSONObject json, String field) {
    JSONValue jsonValue;
    JSONString jsonString;//  w w w  .j  a  v a  2s .  c  om
    if ((jsonValue = json.get(field)) == null) {
        return null;
    }
    if ((jsonString = jsonValue.isString()) == null) {
        JSONNumber jsonNumber = jsonValue.isNumber();
        return jsonNumber != null ? jsonNumber.toString() : null;
    }
    return jsonString.stringValue();
}

From source file:org.sonar.api.web.gwt.client.webservices.JsonUtils.java

License:Open Source License

public static Double getDouble(JSONObject json, String field) {
    JSONValue jsonValue;
    JSONNumber jsonNumber;/*from  ww  w  .  j  a  v a2 s . c o m*/
    if ((jsonValue = json.get(field)) == null) {
        return null;
    }
    if ((jsonNumber = jsonValue.isNumber()) == null) {
        return null;
    }
    return jsonNumber.doubleValue();
}

From source file:org.sonar.api.web.gwt.client.webservices.ViolationsQuery.java

License:Open Source License

private Violations parseJSON(JavaScriptObject obj) {
    Violations result = new Violations();
    JSONArray jsonArray = new JSONArray(obj);
    for (int i = 0; i < jsonArray.size(); i++) {
        JSONObject jsViolation = jsonArray.get(i).isObject();
        if (jsViolation == null) {
            continue;
        }/*from   ww w  .  jav  a  2 s .  c  o  m*/
        JSONString message = jsViolation.get("message").isString();
        JSONString priority = jsViolation.get("priority").isString();
        JSONValue lineJson = jsViolation.get("line");
        int lineIndex = 0;
        if (lineJson != null) {
            lineIndex = (int) lineJson.isNumber().doubleValue();
        }

        JSONObject ruleObj = jsViolation.get("rule").isObject();
        Rule rule = new Rule(JsonUtils.getString(ruleObj, "key"), JsonUtils.getString(ruleObj, "name"));

        result.add(new Violation(message.stringValue(), priority.stringValue(), lineIndex, rule, null));
    }
    return result;
}

From source file:org.sonar.gwt.JsonUtils.java

License:Open Source License

public static String getAsString(JSONValue jsonValue) {
    if (jsonValue == null) {
        return null;
    }/*  w w  w  .ja  v a  2 s .c om*/
    JSONString jsonString;
    if ((jsonString = jsonValue.isString()) == null) {
        JSONNumber jsonNumber = jsonValue.isNumber();
        return jsonNumber != null ? jsonNumber.toString() : null;
    }
    return jsonString.stringValue();
}

From source file:org.sonar.gwt.JsonUtils.java

License:Open Source License

public static Double getAsDouble(JSONValue jsonValue) {
    if (jsonValue == null) {
        return null;
    }//from  ww w  .jav  a 2 s.com
    JSONNumber jsonNumber;
    if ((jsonNumber = jsonValue.isNumber()) == null) {
        JSONString jsonString = jsonValue.isString();
        return jsonString != null ? Double.parseDouble(jsonString.toString()) : null;
    }
    return jsonNumber.doubleValue();
}

From source file:org.sonatype.nexus.gwt.ui.client.data.JSONResourceParser.java

License:Open Source License

private Object toObject(JSONValue json) {
    Object obj = null;/*from  w  w w .ja  v a2 s .  com*/

    if (json instanceof JSONBoolean) {
        obj = Boolean.valueOf(json.isBoolean().booleanValue());
    } else if (json instanceof JSONString) {
        obj = json.isString().stringValue();
    } else if (json instanceof JSONNumber) {
        obj = new Double(json.isNumber().doubleValue());
    }

    return obj;
}

From source file:org.sonatype.nexus.gwt.ui.client.table.JSONArrayTableModel.java

License:Open Source License

public Object getCell(int rowIndex, int colIndex) {
    JSONObject obj = (JSONObject) getRow(rowIndex);

    JSONValue val = JSONUtil.getValue(obj, props[colIndex]);

    if (val != null) {
        if (val.isString() != null) {
            return val.isString().stringValue();
        } else if (val.isBoolean() != null) {
            return Boolean.valueOf(val.isBoolean().booleanValue());
        } else if (val.isNumber() != null) {
            return new Double(val.isNumber().doubleValue());
        } else if (val.isNull() != null) {
            return null;
        } else {//from w  w w.j  a  v a2  s.  c om
            return val;
        }
    }

    return null;
}

From source file:org.spiffyui.client.JSONUtil.java

License:Apache License

/**
 * Get an int from the JSON object or the defaultValue if it doesn't exist or
 * isn't an int.  This will handle JSON numbers like this:
 * /*from   w  w w.  ja  va  2s .  c om*/
 *      "val": 5
 * 
 * It will also handle numbers in strings like:
 * 
 *      "val": "5"
 * 
 * @param obj    the object with the value
 * @param key    the key for the object 
 * @param defaultValue the default value if the specified key isn't found. 
 * 
 * @return the value or the defaultValue if it could not be decoded
 */
public static int getIntValue(JSONObject obj, String key, int defaultValue) {
    if (!obj.containsKey(key)) {
        return defaultValue;
    }

    try {
        JSONValue v = obj.get(key);
        if (v != null) {
            JSONNumber n = v.isNumber();
            if (n != null) {
                return (int) n.doubleValue();
            } else {
                /*
                 * If this isn't a number, then it might be a string
                 * like "5" so we try to parse it as a number.
                 */
                return Integer.parseInt(getStringValue(obj, key));
            }
        }
    } catch (Exception e) {
        JSUtil.println(e.getMessage());
    }

    return defaultValue;
}

From source file:org.spiffyui.client.JSONUtil.java

License:Apache License

/**
 * Get a double from the JSON object or the defaultValue if it doesn't exist or
 * isn't a double.  This will handle JSON numbers like this:
 *
 *      "val": 0.5 or "val": -0.5 or "val": +0.5
 *
 * It will also handle numbers in strings like:
 *
 *      "val": "0.5" or "val": "-0.5" or "val": "+0.5"
 *
 * @param obj    the object with the value
 * @param key    the key for the object/*from w  ww  . j ava 2 s . c o  m*/
 * @param defaultValue the default value if the specified key isn't found.
 *
 * @return the value or the defaultValue if it could not be decoded
 */
public static double getDoubleValue(JSONObject obj, String key, double defaultValue) {
    if (!obj.containsKey(key)) {
        return defaultValue;
    }

    try {
        JSONValue v = obj.get(key);
        if (v != null) {
            JSONNumber n = v.isNumber();
            if (n != null) {
                return n.doubleValue();
            } else {
                /*
                 * If this isn't a number, then it might be a string
                 * like "5" so we try to parse it as a number.
                 */
                return Double.parseDouble(getStringValue(obj, key));
            }
        }
    } catch (Exception e) {
        JSUtil.println(e.getMessage());
    }

    return defaultValue;
}

From source file:org.spiffyui.client.JSONUtil.java

License:Apache License

/**
 * Get a long from the JSON object or the defaultValue if it doesn't exist or
 * isn't a long.  This will handle JSON numbers like this:
 * //from  w w  w.  ja  v  a  2 s  . com
 *      "val": 5
 * 
 * It will also handle numbers in strings like:
 * 
 *      "val": "5"
 * 
 * @param obj    the object with the value
 * @param key    the key for the object 
 * @param defaultValue the default value if the specified key isn't found. 
 * 
 * @return the value or the defaultValue if it could not be decoded
 */
public static long getLongValue(JSONObject obj, String key, long defaultValue) {
    if (!obj.containsKey(key)) {
        return defaultValue;
    }

    try {
        JSONValue v = obj.get(key);
        if (v != null) {
            JSONNumber n = v.isNumber();
            if (n != null) {
                return (long) n.doubleValue();
            } else {
                /*
                 * If this isn't a number, then it might be a string
                 * like "5" so we try to parse it as a number.
                 */
                return Long.parseLong(getStringValue(obj, key));
            }
        }
    } catch (Exception e) {
        JSUtil.println(e.getMessage());
    }

    return defaultValue;
}