Examples with JSONObject com.alibaba.fastjson.JSONObject used on opensource projects

Example 31 with JSONObject

use of com.alibaba.fastjson.JSONObject in project uavstack by uavorg.

the class DefaultJSONParser method parseObject.

@SuppressWarnings({ "unchecked", "rawtypes" })
public final Object parseObject(final Map object, Object fieldName) {
    final JSONLexer lexer = this.lexer;
    if (lexer.token() == JSONToken.NULL) {
        lexer.next();
        return null;
    }
    if (lexer.token() != JSONToken.LBRACE && lexer.token() != JSONToken.COMMA) {
        throw new JSONException("syntax error, expect {, actual " + lexer.tokenName());
    }
    ParseContext context = this.getContext();
    try {
        boolean setContextFlag = false;
        for (; ; ) {
            lexer.skipWhitespace();
            char ch = lexer.getCurrent();
            if (isEnabled(Feature.AllowArbitraryCommas)) {
                while (ch == ',') {
                    lexer.next();
                    lexer.skipWhitespace();
                    ch = lexer.getCurrent();
                }
            }
            boolean isObjectKey = false;
            Object key;
            if (ch == '"') {
                key = lexer.scanSymbol(symbolTable, '"');
                lexer.skipWhitespace();
                ch = lexer.getCurrent();
                if (ch != ':') {
                    throw new JSONException("expect ':' at " + lexer.pos() + ", name " + key);
                }
            } else if (ch == '}') {
                lexer.next();
                lexer.resetStringPosition();
                lexer.nextToken();
                return object;
            } else if (ch == '\'') {
                if (!isEnabled(Feature.AllowSingleQuotes)) {
                    throw new JSONException("syntax error");
                }
                key = lexer.scanSymbol(symbolTable, '\'');
                lexer.skipWhitespace();
                ch = lexer.getCurrent();
                if (ch != ':') {
                    throw new JSONException("expect ':' at " + lexer.pos());
                }
            } else if (ch == EOI) {
                throw new JSONException("syntax error");
            } else if (ch == ',') {
                throw new JSONException("syntax error");
            } else if ((ch >= '0' && ch <= '9') || ch == '-') {
                lexer.resetStringPosition();
                lexer.scanNumber();
                if (lexer.token() == JSONToken.LITERAL_INT) {
                    key = lexer.integerValue();
                } else {
                    key = lexer.decimalValue(true);
                }
                ch = lexer.getCurrent();
                if (ch != ':') {
                    throw new JSONException("expect ':' at " + lexer.pos() + ", name " + key);
                }
            } else if (ch == '{' || ch == '[') {
                lexer.nextToken();
                key = parse();
                isObjectKey = true;
            } else {
                if (!isEnabled(Feature.AllowUnQuotedFieldNames)) {
                    throw new JSONException("syntax error");
                }
                key = lexer.scanSymbolUnQuoted(symbolTable);
                lexer.skipWhitespace();
                ch = lexer.getCurrent();
                if (ch != ':') {
                    throw new JSONException("expect ':' at " + lexer.pos() + ", actual " + ch);
                }
            }
            if (!isObjectKey) {
                lexer.next();
                lexer.skipWhitespace();
            }
            ch = lexer.getCurrent();
            lexer.resetStringPosition();
            if (key == JSON.DEFAULT_TYPE_KEY && !isEnabled(Feature.DisableSpecialKeyDetect)) {
                String typeName = lexer.scanSymbol(symbolTable, '"');
                Class<?> clazz = TypeUtils.loadClass(typeName);
                if (clazz == null) {
                    object.put(JSON.DEFAULT_TYPE_KEY, typeName);
                    continue;
                }
                lexer.nextToken(JSONToken.COMMA);
                if (lexer.token() == JSONToken.RBRACE) {
                    lexer.nextToken(JSONToken.COMMA);
                    try {
                        Object instance = null;
                        ObjectDeserializer deserializer = this.config.getDeserializer(clazz);
                        if (deserializer instanceof ASMJavaBeanDeserializer) {
                            instance = ((ASMJavaBeanDeserializer) deserializer).createInstance(this, clazz);
                        } else if (deserializer instanceof JavaBeanDeserializer) {
                            instance = ((JavaBeanDeserializer) deserializer).createInstance(this, clazz);
                        }
                        if (instance == null) {
                            if (clazz == Cloneable.class) {
                                instance = new HashMap();
                            } else {
                                instance = clazz.newInstance();
                            }
                        }
                        return instance;
                    } catch (Exception e) {
                        throw new JSONException("create instance error", e);
                    }
                }
                this.setResolveStatus(TypeNameRedirect);
                if (this.context != null && !(fieldName instanceof Integer)) {
                    this.popContext();
                }
                ObjectDeserializer deserializer = config.getDeserializer(clazz);
                return deserializer.deserialze(this, clazz, fieldName);
            }
            if (key == "$ref" && !isEnabled(Feature.DisableSpecialKeyDetect)) {
                lexer.nextToken(JSONToken.LITERAL_STRING);
                if (lexer.token() == JSONToken.LITERAL_STRING) {
                    String ref = lexer.stringVal();
                    lexer.nextToken(JSONToken.RBRACE);
                    Object refValue = null;
                    if ("@".equals(ref)) {
                        if (this.getContext() != null) {
                            ParseContext thisContext = this.getContext();
                            Object thisObj = thisContext.getObject();
                            if (thisObj instanceof Object[] || thisObj instanceof Collection<?>) {
                                refValue = thisObj;
                            } else if (thisContext.getParentContext() != null) {
                                refValue = thisContext.getParentContext().getObject();
                            }
                        }
                    } else if ("..".equals(ref)) {
                        ParseContext parentContext = context.getParentContext();
                        if (parentContext.getObject() != null) {
                            refValue = parentContext.getObject();
                        } else {
                            addResolveTask(new ResolveTask(parentContext, ref));
                            setResolveStatus(DefaultJSONParser.NeedToResolve);
                        }
                    } else if ("$".equals(ref)) {
                        ParseContext rootContext = context;
                        while (rootContext.getParentContext() != null) {
                            rootContext = rootContext.getParentContext();
                        }
                        if (rootContext.getObject() != null) {
                            refValue = rootContext.getObject();
                        } else {
                            addResolveTask(new ResolveTask(rootContext, ref));
                            setResolveStatus(DefaultJSONParser.NeedToResolve);
                        }
                    } else {
                        addResolveTask(new ResolveTask(context, ref));
                        setResolveStatus(DefaultJSONParser.NeedToResolve);
                    }
                    if (lexer.token() != JSONToken.RBRACE) {
                        throw new JSONException("syntax error");
                    }
                    lexer.nextToken(JSONToken.COMMA);
                    return refValue;
                } else {
                    throw new JSONException("illegal ref, " + JSONToken.name(lexer.token()));
                }
            }
            if (!setContextFlag) {
                setContext(object, fieldName);
                setContextFlag = true;
            }
            if (object.getClass() == JSONObject.class) {
                key = (key == null) ? "null" : key.toString();
            }
            Object value;
            if (ch == '"') {
                lexer.scanString();
                String strValue = lexer.stringVal();
                value = strValue;
                if (lexer.isEnabled(Feature.AllowISO8601DateFormat)) {
                    JSONScanner iso8601Lexer = new JSONScanner(strValue);
                    if (iso8601Lexer.scanISO8601DateIfMatch()) {
                        value = iso8601Lexer.getCalendar().getTime();
                    }
                    iso8601Lexer.close();
                }
                object.put(key, value);
            } else if (ch >= '0' && ch <= '9' || ch == '-') {
                lexer.scanNumber();
                if (lexer.token() == JSONToken.LITERAL_INT) {
                    value = lexer.integerValue();
                } else {
                    value = lexer.decimalValue(isEnabled(Feature.UseBigDecimal));
                }
                object.put(key, value);
            } else if (ch == '[') {
                // 减少嵌套，兼容android
                lexer.nextToken();
                JSONArray list = new JSONArray();
                this.parseArray(list, key);
                value = list;
                object.put(key, value);
                if (lexer.token() == JSONToken.RBRACE) {
                    lexer.nextToken();
                    return object;
                } else if (lexer.token() == JSONToken.COMMA) {
                    continue;
                } else {
                    throw new JSONException("syntax error");
                }
            } else if (ch == '{') {
                // 减少嵌套，兼容android
                lexer.nextToken();
                final boolean parentIsArray = fieldName != null && fieldName.getClass() == Integer.class;
                JSONObject input = new JSONObject(isEnabled(Feature.OrderedField));
                ParseContext ctxLocal = null;
                if (!parentIsArray) {
                    ctxLocal = setContext(context, input, key);
                }
                Object obj = this.parseObject(input, key);
                if (ctxLocal != null && input != obj) {
                    ctxLocal.setObject(object);
                }
                checkMapResolve(object, key.toString());
                if (object.getClass() == JSONObject.class) {
                    object.put(key.toString(), obj);
                } else {
                    object.put(key, obj);
                }
                if (parentIsArray) {
                    setContext(context, obj, key);
                }
                if (lexer.token() == JSONToken.RBRACE) {
                    lexer.nextToken();
                    setContext(context);
                    return object;
                } else if (lexer.token() == JSONToken.COMMA) {
                    continue;
                } else {
                    throw new JSONException("syntax error, " + lexer.tokenName());
                }
            } else {
                lexer.nextToken();
                value = parse();
                if (object.getClass() == JSONObject.class) {
                    key = key.toString();
                }
                object.put(key, value);
                if (lexer.token() == JSONToken.RBRACE) {
                    lexer.nextToken();
                    return object;
                } else if (lexer.token() == JSONToken.COMMA) {
                    continue;
                } else {
                    throw new JSONException("syntax error, position at " + lexer.pos() + ", name " + key);
                }
            }
            lexer.skipWhitespace();
            ch = lexer.getCurrent();
            if (ch == ',') {
                lexer.next();
                continue;
            } else if (ch == '}') {
                lexer.next();
                lexer.resetStringPosition();
                lexer.nextToken();
                this.setContext(object, fieldName);
                return object;
            } else {
                throw new JSONException("syntax error, position at " + lexer.pos() + ", name " + key);
            }
        }
    } finally {
        this.setContext(context);
    }
}

Example 32 with JSONObject

use of com.alibaba.fastjson.JSONObject in project uavstack by uavorg.

the class JavaBeanDeserializer method createInstance.

public Object createInstance(DefaultJSONParser parser, Type type) {
    if (type instanceof Class) {
        if (clazz.isInterface()) {
            Class<?> clazz = (Class<?>) type;
            ClassLoader loader = Thread.currentThread().getContextClassLoader();
            final JSONObject obj = new JSONObject();
            Object proxy = Proxy.newProxyInstance(loader, new Class<?>[] { clazz }, obj);
            return proxy;
        }
    }
    if (beanInfo.getDefaultConstructor() == null) {
        return null;
    }
    Object object;
    try {
        Constructor<?> constructor = beanInfo.getDefaultConstructor();
        if (constructor.getParameterTypes().length == 0) {
            object = constructor.newInstance();
        } else {
            object = constructor.newInstance(parser.getContext().getObject());
        }
    } catch (Exception e) {
        throw new JSONException("create instance error, class " + clazz.getName(), e);
    }
    if (parser.isEnabled(Feature.InitStringFieldAsEmpty)) {
        for (FieldInfo fieldInfo : beanInfo.getFieldList()) {
            if (fieldInfo.getFieldClass() == String.class) {
                try {
                    fieldInfo.set(object, "");
                } catch (Exception e) {
                    throw new JSONException("create instance error, class " + clazz.getName(), e);
                }
            }
        }
    }
    return object;
}

Example 33 with JSONObject

use of com.alibaba.fastjson.JSONObject in project uavstack by uavorg.

the class TypeUtils method castToJavaBean.

@SuppressWarnings({ "unchecked" })
public static final <T> T castToJavaBean(Map<String, Object> map, Class<T> clazz, ParserConfig mapping) {
    try {
        if (clazz == StackTraceElement.class) {
            String declaringClass = (String) map.get("className");
            String methodName = (String) map.get("methodName");
            String fileName = (String) map.get("fileName");
            int lineNumber;
            {
                Number value = (Number) map.get("lineNumber");
                if (value == null) {
                    lineNumber = 0;
                } else {
                    lineNumber = value.intValue();
                }
            }
            return (T) new StackTraceElement(declaringClass, methodName, fileName, lineNumber);
        }
        {
            Object iClassObject = map.get(JSON.DEFAULT_TYPE_KEY);
            if (iClassObject instanceof String) {
                String className = (String) iClassObject;
                Class<?> loadClazz = (Class<T>) loadClass(className);
                if (loadClazz == null) {
                    throw new ClassNotFoundException(className + " not found");
                }
                if (!loadClazz.equals(clazz)) {
                    return (T) castToJavaBean(map, loadClazz, mapping);
                }
            }
        }
        if (clazz.isInterface()) {
            JSONObject object;
            if (map instanceof JSONObject) {
                object = (JSONObject) map;
            } else {
                object = new JSONObject(map);
            }
            return (T) Proxy.newProxyInstance(Thread.currentThread().getContextClassLoader(), new Class<?>[] { clazz }, object);
        }
        if (mapping == null) {
            mapping = ParserConfig.getGlobalInstance();
        }
        Map<String, FieldDeserializer> setters = mapping.getFieldDeserializers(clazz);
        Constructor<T> constructor = clazz.getDeclaredConstructor();
        if (!constructor.isAccessible()) {
            constructor.setAccessible(true);
        }
        T object = constructor.newInstance();
        for (Map.Entry<String, FieldDeserializer> entry : setters.entrySet()) {
            String key = entry.getKey();
            FieldDeserializer fieldDeser = entry.getValue();
            if (map.containsKey(key)) {
                Object value = map.get(key);
                Method method = fieldDeser.getMethod();
                if (method != null) {
                    Type paramType = method.getGenericParameterTypes()[0];
                    value = cast(value, paramType, mapping);
                    method.invoke(object, new Object[] { value });
                } else {
                    Field field = fieldDeser.getField();
                    Type paramType = field.getGenericType();
                    value = cast(value, paramType, mapping);
                    field.set(object, value);
                }
            }
        }
        return object;
    } catch (Exception e) {
        throw new JSONException(e.getMessage(), e);
    }
}

Example 34 with JSONObject

use of com.alibaba.fastjson.JSONObject in project uavstack by uavorg.

the class JSONHelper method convertJO2POJO.

public static Object convertJO2POJO(Object data) {
    Class<?> dCls = data.getClass();
    if (JSONObject.class.isAssignableFrom(dCls)) {
        Map<String, Object> m = new LinkedHashMap<String, Object>();
        JSONObject jod = (JSONObject) data;
        for (String key : jod.keySet()) {
            Object attr = jod.get(key);
            Object attrObj = convertJO2POJO(attr);
            m.put(key, attrObj);
        }
        return m;
    } else if (JSONArray.class.isAssignableFrom(dCls)) {
        List<Object> l = new ArrayList<Object>();
        JSONArray joa = (JSONArray) data;
        for (Object o : joa) {
            Object attrObj = convertJO2POJO(o);
            l.add(attrObj);
        }
        return l;
    }
    return data;
}

Example 35 with JSONObject

use of com.alibaba.fastjson.JSONObject in project CorePage by lizhangqu.

the class CorePageManager method buildBundle.

/**
 * 根据page，从pageParams中获得bundle
 *
 * @param corePage 页面
 * @return 页面的参数
 */
private Bundle buildBundle(CorePage corePage) {
    Bundle bundle = new Bundle();
    String key = null;
    Object value = null;
    if (corePage != null && corePage.getParams() != null) {
        JSONObject j = JSON.parseObject(corePage.getParams());
        if (j != null) {
            Set<String> keySet = j.keySet();
            if (keySet != null) {
                Iterator<String> ite = keySet.iterator();
                while (ite.hasNext()) {
                    key = ite.next();
                    value = j.get(key);
                    bundle.putString(key, value.toString());
                }
            }
        }
    }
    return bundle;
}