Application: gvSIG desktop » Library: org.gvsig.tools

package org.gvsig.json;

import java.io.InputStream;

import java.io.Reader;

import java.util.Map;

import javax.json.JsonArray;

import javax.json.JsonObject;

import javax.json.JsonReader;

import javax.json.JsonStructure;

import javax.json.JsonValue;

import javax.json.stream.JsonGeneratorFactory;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.util.GetItemWithSizeAndIterator;

import org.gvsig.tools.util.ToolsUtilLocator;

/**

 *

 * @author gvSIG Team

 */

@SuppressWarnings("UseSpecificCatch")

public class Json {

    public static JsonManager getManager() {

        return ToolsUtilLocator.getJsonManager();

    }

    public static void registerSerializer(Class<?extends SupportFromJson> theClass) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        manager.registerSerializer(theClass);

    }

    public static void registerSerializer(JsonManager.JsonSerializer factory) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        manager.registerSerializer(factory);

    }

    public static JsonGeneratorFactory createGeneratorFactory(Map<String, ?> config) {

        return javax.json.Json.createGeneratorFactory(config);

    }

    public static JsonReader createReader(InputStream in) {

        return javax.json.Json.createReader(in);

    }

    public static Object extract_path(JsonStructure jsonObject, String jsonpath) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonPathContext context = manager.createJSonPathContext(jsonObject);

        Object value = context.get(jsonpath);

        return value;

    }

    public static Object extract_path(String jsonObject, String jsonpath) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonPathContext context = manager.createJSonPathContext(jsonObject);

        Object value = context.get(jsonpath);

        return value;

    }

    public static JsonPathContext createJsonPathContext(JsonStructure jsonObject) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonPathContext context = manager.createJSonPathContext(jsonObject);

        return context;

    }

    public static JsonPathContext createJsonPathContext(String jsonObject) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonPathContext context = manager.createJSonPathContext(jsonObject);

        return context;

    }

    public static JsonReader createReader(Reader reader) {

        return javax.json.Json.createReader(reader);

    }

    public static JsonObjectBuilder createObjectBuilder() {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonObjectBuilder builder = manager.createObjectBuilder();

        return builder;

    }

    public static JsonObjectBuilder createObjectBuilder(String json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonObjectBuilder builder = manager.createObjectBuilder(json);

        return builder;

    }

    public static JsonObjectBuilder createObjectBuilder(JsonObject obj) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonObjectBuilder builder = manager.createObjectBuilder(obj);

        return builder;

    }

    public static JsonArrayBuilder createArrayBuilder() {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonArrayBuilder builder = manager.createArrayBuilder();

        return builder;

    }

    public static JsonObject createObject(String json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonObject obj = manager.createObject(json);

        return obj;

    }

    public static JsonObject createObject(InputStream json) {

        JsonObject obj = javax.json.Json.createReader(json).readObject();

        return obj;

    }

    public static JsonArray createArray(String json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonArray array = manager.createArray(json);

        return array;

    }

    public static JsonArray createArray(InputStream json) {

        JsonArray array = javax.json.Json.createReader(json).readArray();

        return array;

    }

    public static JsonArray createArray(Reader json) {

        JsonArray array = javax.json.Json.createReader(json).readArray();

        return array;

    }

    public static String toString(JsonValue obj) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        String json = manager.toString(obj);

        return json;

    }

    public static Object toObject(JsonValue value) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toObject(value);

    }

    public static Object toObject(JsonArray json, int index) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toObject(json, index);

    }

    public static Object toObject(JsonObject json, String name) {

        if( json == null ) {

            return null;

        }

        if( !json.containsKey(name) ) {

            return null;

        }

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toObject(json,name);

    }

    public static Object toObject(String json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        JsonObject jsonObject = manager.createObject(json);

        return manager.toObject(jsonObject);

    }

    public static Object[] toArray(JsonObject json, String name, Object[]a) {

        return toArray(json.getJsonArray(name), a);

    }

    public static Object[] toArray(JsonArray jsonArray, Object[]a) {

        if( jsonArray==null ) {

            return null;

        }

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toArray(jsonArray, a);

    }

    public static Iterable<Object> toIterable(JsonArray jsonArray) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toIterable(jsonArray);

    }

    public static GetItemWithSizeAndIterator<Object> toItems(JsonArray jsonArray) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toItems(jsonArray);

    }

    public static DynObject addAll(DynObject target, JsonObject json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.addAll(target, json);

    }

    public static Map toMap(JsonObject json, String name) {

        if( json == null ) {

            return null;

        }

        if( !json.containsKey(name) ) {

            return null;

        }

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toMap(json.getJsonObject(name));

    }

    public static Map toMap(JsonObject json) {

        JsonManager manager = ToolsUtilLocator.getJsonManager();

        return manager.toMap(json);

    }

}