com.sun.jersey.json.impl.JSONTransformer Maven / Gradle / Ivy
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package com.sun.jersey.json.impl;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;
import org.codehaus.jettison.json.JSONArray;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
/**
*
* @author ps23762
*/
final class JSONTransformer {
@SuppressWarnings("unchecked")
static Map asMap(String jsonObjectVal) throws JSONException {
if (null == jsonObjectVal) {
return null;
}
Map result = new HashMap();
JSONObject sourceMap = new JSONObject(jsonObjectVal);
Iterator keyIterator = sourceMap.keys();
while (keyIterator.hasNext()) {
String key = keyIterator.next();
result.put(key, (T)sourceMap.get(key));
}
return result;
}
@SuppressWarnings("unchecked")
static Collection asCollection(String jsonArrayVal) throws JSONException {
if (null == jsonArrayVal) {
return null;
}
Collection result = new LinkedList();
JSONArray arrayVal = new JSONArray(jsonArrayVal);
for (int i = 0; i < arrayVal.length(); i++) {
result.add((T)arrayVal.get(i));
}
return result;
}
static String asJsonArray(Collection extends Object> collection) {
return (null == collection) ? "[]" : (new JSONArray(collection)).toString();
}
static String asJsonObject(Map map) {
return (null == map) ? "{}" : (new JSONObject(map)).toString();
}
}