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  1. import java.util.Collection;
  2. import java.util.HashMap;
  3. import java.util.Map.Entry;
  4. import java.util.Set;
  5.  
  6. /**
  7. * <h2>
  8. * JsonMaker.java <br/>
  9. * </h2><br/><br/>
  10. *
  11. * @author beom (ice3x2@gmail.com)
  12. * @Synce 2015. 11. 20.
  13. * @Version 1
  14. */
  15. public class JsonMaker {
  16.  
  17. public static ObjectMaker<ObjectMaker<?>> openObject(String key) {
  18. ObjectMaker<JsonObjectAlreadyRoot> objectMaker = new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain());
  19. return objectMaker.openObject(key);
  20. }
  21.  
  22.  
  23. public static <T> ObjectMaker<JsonObjectAlreadyRoot> put(String key,T value ) {
  24. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).put(key, value);
  25. }
  26.  
  27. public static <T> ObjectMaker<JsonObjectAlreadyRoot> putString(String key,T value ) {
  28. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putString(key, value);
  29. }
  30.  
  31. public static <T> ObjectMaker<JsonObjectAlreadyRoot> putBoolean(String key,T value ) {
  32. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putBoolean(key, value);
  33. }
  34.  
  35.  
  36. public static <T extends Number> ObjectMaker<JsonObjectAlreadyRoot> putInteger(String key, T value) {
  37. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putInteger(key, value);
  38. }
  39.  
  40. public static <T> ObjectMaker<JsonObjectAlreadyRoot> putInteger(String key,T value) {
  41. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putInteger(key, value);
  42. }
  43.  
  44.  
  45.  
  46. public static <T extends Number> ObjectMaker<JsonObjectAlreadyRoot> putFloat(String key, T value) {
  47. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putFloat(key, value);
  48. }
  49.  
  50.  
  51. public static <T> ObjectMaker<JsonObjectAlreadyRoot> putFloat(String key,T value) {
  52. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).putFloat(key, value);
  53. }
  54.  
  55. public static ArrayElementMaker<ObjectMaker<JsonObjectAlreadyRoot>> openArray(String key) {
  56. return new ObjectMaker<JsonObjectAlreadyRoot>(JsonObjectAlreadyRoot.ontain()).openArray(key);
  57. }
  58.  
  59. public static class JsonObjectAlreadyRoot {
  60. private JsonObjectAlreadyRoot() {}
  61. private static JsonObjectAlreadyRoot ontain() {
  62. return new JsonObjectAlreadyRoot();
  63. }
  64. }
  65.  
  66.  
  67.  
  68.  
  69.  
  70. public static class ObjectMaker<E> {
  71.  
  72. protected HashMap<String, Object> mStoreMap = new HashMap<String, Object>();
  73. private E mObjectMakerParents = null;
  74.  
  75.  
  76. public ObjectMaker(E parent) {
  77. mObjectMakerParents = parent;
  78. }
  79.  
  80. public ObjectMaker<ObjectMaker<?>> openObject(String key) {
  81. ObjectMaker<ObjectMaker<?>> objectMaker = null;
  82. Object object = mStoreMap.get(key);
  83. if(object == null || object.getClass().equals(ObjectMaker.class)) {
  84. object = null;
  85. mStoreMap.remove(key);
  86. objectMaker = new ObjectMaker<ObjectMaker<?>>(this);
  87. mStoreMap.put(key, objectMaker);
  88. }
  89. return objectMaker;
  90. }
  91.  
  92. public E closeObject() {
  93. return mObjectMakerParents;
  94. }
  95.  
  96. public <T> ObjectMaker<E> put(String key,T value ) {
  97. if(value instanceof Float || value instanceof Double) {
  98. return putFloat(key, value);
  99. } else if(value instanceof Number) {
  100. return putInteger(key, value);
  101. } else if(isBooleanType(value)) {
  102. return putBoolean(key, value);
  103. }
  104. return putString(key, value);
  105. }
  106.  
  107. public <T> ObjectMaker<E> putString(String key,T value ) {
  108. String str = value == null?"null":value.toString();
  109. mStoreMap.put(key,str);
  110. return this;
  111. }
  112.  
  113.  
  114. public <T extends Number> ObjectMaker<E> putInteger(String key, T value) {
  115. mStoreMap.put(key,value.longValue());
  116. return this;
  117. }
  118.  
  119. public <T> ObjectMaker<E> putInteger(String key,T value) {
  120. String str = value == null?"null":value.toString();
  121. long number = 0;
  122. try {
  123. number = Long.parseLong(str);
  124. } catch(NumberFormatException e) {}
  125. mStoreMap.put(key,number);
  126. return this;
  127. }
  128.  
  129. public <T> ObjectMaker<E> putBoolean(String key,T value) {
  130. String str = value == null?"null":value.toString().toLowerCase().trim();
  131. mStoreMap.put(key,str.equals("true"));
  132. return this;
  133. }
  134.  
  135.  
  136. public <T extends Number> ObjectMaker<E> putFloat(String key, T value) {
  137. mStoreMap.put(key,value.doubleValue());
  138. return this;
  139. }
  140.  
  141. public <T> ObjectMaker<E> putFloat(String key,T value) {
  142. String str = value == null?"null":value.toString();
  143. double number = 0;
  144. try {
  145. number = Double.parseDouble(str);
  146. } catch(NumberFormatException e) {}
  147. mStoreMap.put(key,number);
  148. return this;
  149. }
  150.  
  151. public ArrayElementMaker<ObjectMaker<E>> openArray(String key) {
  152.  
  153. ArrayElementMaker<ObjectMaker<E>> arrayObjectMaker = null;
  154. Object object = mStoreMap.get(key);
  155.  
  156. if(object == null || object.getClass().equals(ArrayElementMaker.class)) {
  157. object = null;
  158. mStoreMap.remove(key);
  159. arrayObjectMaker = new ArrayElementMaker<ObjectMaker<E>>(this);
  160. mStoreMap.put(key, arrayObjectMaker);
  161. }
  162. return arrayObjectMaker;
  163. }
  164.  
  165. private void make(StringBuffer buffer) {
  166. buffer.append("{");
  167. Set<Entry<String, Object>> keyValueSet = mStoreMap.entrySet();
  168. int count = 0, endIndex = keyValueSet.size() - 1;
  169. for(Entry<String, Object> entry : keyValueSet) {
  170. Object value = entry.getValue();
  171. Object key = entry.getKey();
  172. buffer.append('"').append(key).append('"').append(':');
  173. appendValueToString(buffer, value);
  174. if(count != endIndex) {
  175. buffer.append(",");
  176. }
  177. ++count;
  178. }
  179. buffer.append("}");
  180. }
  181.  
  182.  
  183. @Override
  184. public String toString() {
  185. ObjectMaker<?> rootObj = findRoot(this, mObjectMakerParents);
  186. if(rootObj == this) {
  187. StringBuffer stringBuffer = new StringBuffer();
  188. make(stringBuffer);
  189. releaseRef();
  190. return stringBuffer.toString();
  191. } else {
  192. return rootObj.toString();
  193. }
  194. }
  195.  
  196.  
  197. private void releaseRef() {
  198. Collection<Object> values = mStoreMap.values();
  199. for(Object value : values) {
  200. if(value instanceof ObjectMaker<?>) {
  201. ((ObjectMaker<?>)value).releaseRef();
  202. ((ObjectMaker<?>)value).mObjectMakerParents = null;
  203. } else if(value instanceof ArrayElementMaker<?>) {
  204. ((ArrayElementMaker<?>)value).releaseRef();
  205. }
  206. }
  207. mStoreMap.clear();
  208. }
  209. }
  210.  
  211. public static class ArrayElementMaker<E> {
  212.  
  213. private Object mValue;
  214. protected E mUpper = null;
  215.  
  216. private ArrayElementMaker<?> mNext;
  217. private ArrayElementMaker<?> mPrev;
  218.  
  219.  
  220.  
  221. ArrayElementMaker(E upper) {
  222. mUpper = upper;
  223. }
  224.  
  225. public ObjectMaker<ArrayElementMaker<E>> nextObject() {
  226. ArrayElementMaker<E> arrayObjectMaker = new ArrayElementMaker<E>(mUpper);
  227. ObjectMaker<ArrayElementMaker<E>> objectMaker = new ObjectMaker<ArrayElementMaker<E>>(arrayObjectMaker);
  228. arrayObjectMaker.mValue = objectMaker;
  229. mNext = arrayObjectMaker;
  230. arrayObjectMaker.mPrev = this;
  231. return objectMaker;
  232. }
  233.  
  234. public <T> ArrayElementMaker<E> next(T value) {
  235. if(value instanceof Float || value instanceof Double) {
  236. return nextFloat((Number)value);
  237. } else if(value instanceof Number) {
  238. return nextInteger((Number)value);
  239. } else if(isBooleanType(value)) {
  240. return nextBoolean(value);
  241. }
  242. return nextString(value.toString());
  243. }
  244.  
  245. public <T> ArrayElementMaker<E> nextString(T value) {
  246. String str = value == null?"null":value.toString();
  247. ArrayElementMaker<E> arrayElementMaker = new ArrayElementMaker<E>(mUpper);
  248. return link(arrayElementMaker, str);
  249. }
  250.  
  251. public <T> ArrayElementMaker<E> nextBoolean(T value) {
  252. ArrayElementMaker<E> arrayElementMaker = new ArrayElementMaker<E>(mUpper);
  253. String str = value == null?"null":value.toString().toLowerCase().trim();
  254. return link(arrayElementMaker, str.equals("true"));
  255. }
  256.  
  257. public <T extends Number> ArrayElementMaker<E> nextInteger(T value) {
  258. ArrayElementMaker<E> arrayElementMaker = new ArrayElementMaker<E>(mUpper);
  259. return link(arrayElementMaker, value.longValue());
  260. }
  261.  
  262.  
  263.  
  264. public <T> ArrayElementMaker<E> nextInteger(T value) {
  265. ArrayElementMaker<E> arrayElementMaker = new ArrayElementMaker<E>(mUpper);
  266. String str = value == null?"null":value.toString();
  267. long number = 0;
  268. try {
  269. number = Long.parseLong(str);
  270. } catch(NumberFormatException e) {}
  271. return link(arrayElementMaker, number);
  272. }
  273.  
  274.  
  275. public <T extends Number> ArrayElementMaker<E> nextFloat(T value) {
  276. ArrayElementMaker<E> arrayElementMaker = new ArrayElementMaker<E>(mUpper);
  277. return link(arrayElementMaker, value.doubleValue());
  278. }
  279.  
  280. private ArrayElementMaker<E> link(ArrayElementMaker<E> arrayElementMaker,Object value) {
  281. arrayElementMaker.mValue = value;
  282. mNext = arrayElementMaker;
  283. arrayElementMaker.mPrev = this;
  284. return arrayElementMaker;
  285. }
  286.  
  287.  
  288.  
  289.  
  290. public <T> ArrayElementMaker<E> nextFloat(String value) {
  291. ArrayElementMaker<E> arrayObjectMaker = new ArrayElementMaker<E>(mUpper);
  292. String str = value == null?"null":value.toString();
  293. double number = 0;
  294. try {
  295. number = Double.parseDouble(str);
  296. } catch(NumberFormatException e) {}
  297. arrayObjectMaker.mValue = number;
  298. mNext = arrayObjectMaker;
  299. arrayObjectMaker.mPrev = this;
  300. return arrayObjectMaker;
  301. }
  302.  
  303. public E closeArray() {
  304. return mUpper;
  305. }
  306.  
  307.  
  308.  
  309. private ArrayElementMaker<?> toHead() {
  310. ArrayElementMaker<?> node = this;
  311. while(node.mPrev != null) {
  312. node = node.mPrev;
  313. }
  314. return node;
  315. }
  316.  
  317. private void make(StringBuffer buffer) {
  318. ArrayElementMaker<?> node, headNode = toHead();
  319. node = headNode;
  320. buffer.append("[");
  321. while(node != null) {
  322. Object value = node.mValue;
  323. if(value == null) {
  324. node = node.mNext;
  325. continue;
  326. }
  327. else {
  328. appendValueToString(buffer, value);
  329. }
  330. buffer.append(",");
  331. node = node.mNext;
  332. }
  333. if(buffer.charAt(buffer.length() - 1) == ',') {
  334. buffer.replace(buffer.length() - 1, buffer.length(), "]");
  335. } else {
  336. buffer.append("]");
  337. }
  338. }
  339.  
  340. protected void releaseRef() {
  341. ArrayElementMaker<?> node, headNode = toHead();
  342. node = headNode;
  343. while(node.mNext != null) {
  344. ArrayElementMaker<?> nextNode = node.mNext;
  345. node.mNext = null;
  346. node.mPrev = null;
  347. node.mUpper = null;
  348. if(node.mValue instanceof ArrayElementMaker<?>) {
  349. ((ArrayElementMaker<?>)node.mValue).releaseRef();
  350. } else if(node.mValue instanceof ObjectMaker<?>) {
  351. ((ObjectMaker<?>)node.mValue).releaseRef();
  352. }
  353. node = nextNode;
  354. }
  355. }
  356.  
  357. @Override
  358. public String toString() {
  359. ObjectMaker<?> rootObj = findRoot(this, mUpper);
  360. return rootObj.toString();
  361. }
  362.  
  363. }
  364.  
  365.  
  366. private static <T> boolean isBooleanType(T value) {
  367. if(value == null) return false;
  368. String str = value.toString();
  369. str = str.toString().toLowerCase().trim();
  370. return str.equals("true") || str.equals("false");
  371. }
  372.  
  373. private static void appendValueToString(StringBuffer buffer, Object value) {
  374. if(value instanceof CharSequence) {
  375. if(value.equals("null")) {
  376. buffer.append(value);
  377. } else {
  378. buffer.append('"').append(value).append('"');
  379. }
  380.  
  381. } else if(value instanceof ObjectMaker) {
  382. ((ObjectMaker<?>)value).make(buffer);
  383. } else if(value instanceof ArrayElementMaker) {
  384. ((ArrayElementMaker<?>)value).make(buffer);
  385. } else {
  386. buffer.append(value.toString());
  387. }
  388. }
  389.  
  390.  
  391. private static ObjectMaker<?> findRoot(Object startObj, Object parent) {
  392. Object node = parent;
  393. Object prevNode = startObj;
  394. while(!(node instanceof JsonObjectAlreadyRoot)) {
  395. prevNode = node;
  396. if(node instanceof ArrayElementMaker) {
  397. node = ((ArrayElementMaker<?>)node).mUpper;
  398. } else if(node instanceof ObjectMaker) {
  399. node = ((ObjectMaker<?>)node).mObjectMakerParents;
  400. }
  401. }
  402. return (ObjectMaker<?>)prevNode;
  403. }
  404. }
  405.  
  406. /*Copyright (c) 2015 Beom ice3x2@gmail.com
  407.  
  408. Permission is hereby granted, free of charge, to any person
  409. obtaining a copy of this software and associated documentation
  410. files (the "Software"), to deal in the Software without
  411. restriction, including without limitation the rights to use,
  412. copy, modify, merge, publish, distribute, sublicense, and/or sell
  413. copies of the Software, and to permit persons to whom the
  414. Software is furnished to do so, subject to the following
  415. conditions:
  416.  
  417. The above copyright notice and this permission notice shall be
  418. included in all copies or substantial portions of the Software.
  419.  
  420. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  421. EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  422. OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  423. NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  424. HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  425. WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  426. FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  427. OTHER DEALINGS IN THE SOFTWARE.*/
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