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comparison: mobile/android/thirdparty/org/json/simple/JSONObject.java
mobile/android/thirdparty/org/json/simple/JSONObject.java
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
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| -1:000000000000 | 0:3a4d4e1e620d |
|---|---|
| 1 /* | |
| 2 * $Id: JSONObject.java,v 1.1 2006/04/15 14:10:48 platform Exp $ | |
| 3 * Created on 2006-4-10 | |
| 4 */ | |
| 5 package org.json.simple; | |
| 6 | |
| 7 import java.io.IOException; | |
| 8 import java.io.Writer; | |
| 9 import java.util.HashMap; | |
| 10 import java.util.Iterator; | |
| 11 import java.util.Map; | |
| 12 | |
| 13 /** | |
| 14 * A JSON object. Key value pairs are unordered. JSONObject supports java.util.Map interface. | |
| 15 * | |
| 16 * @author FangYidong<fangyidong@yahoo.com.cn> | |
| 17 */ | |
| 18 public class JSONObject extends HashMap implements Map, JSONAware, JSONStreamAware{ | |
| 19 private static final long serialVersionUID = -503443796854799292L; | |
| 20 | |
| 21 /** | |
| 22 * Encode a map into JSON text and write it to out. | |
| 23 * If this map is also a JSONAware or JSONStreamAware, JSONAware or JSONStreamAware specific behaviours will be ignored at this top level. | |
| 24 * | |
| 25 * @see org.json.simple.JSONValue#writeJSONString(Object, Writer) | |
| 26 * | |
| 27 * @param map | |
| 28 * @param out | |
| 29 */ | |
| 30 public static void writeJSONString(Map map, Writer out) throws IOException { | |
| 31 if(map == null){ | |
| 32 out.write("null"); | |
| 33 return; | |
| 34 } | |
| 35 | |
| 36 boolean first = true; | |
| 37 Iterator iter=map.entrySet().iterator(); | |
| 38 | |
| 39 out.write('{'); | |
| 40 while(iter.hasNext()){ | |
| 41 if(first) | |
| 42 first = false; | |
| 43 else | |
| 44 out.write(','); | |
| 45 Map.Entry entry=(Map.Entry)iter.next(); | |
| 46 out.write('\"'); | |
| 47 out.write(escape(String.valueOf(entry.getKey()))); | |
| 48 out.write('\"'); | |
| 49 out.write(':'); | |
| 50 JSONValue.writeJSONString(entry.getValue(), out); | |
| 51 } | |
| 52 out.write('}'); | |
| 53 } | |
| 54 | |
| 55 public void writeJSONString(Writer out) throws IOException{ | |
| 56 writeJSONString(this, out); | |
| 57 } | |
| 58 | |
| 59 /** | |
| 60 * Convert a map to JSON text. The result is a JSON object. | |
| 61 * If this map is also a JSONAware, JSONAware specific behaviours will be omitted at this top level. | |
| 62 * | |
| 63 * @see org.json.simple.JSONValue#toJSONString(Object) | |
| 64 * | |
| 65 * @param map | |
| 66 * @return JSON text, or "null" if map is null. | |
| 67 */ | |
| 68 public static String toJSONString(Map map){ | |
| 69 if(map == null) | |
| 70 return "null"; | |
| 71 | |
| 72 StringBuffer sb = new StringBuffer(); | |
| 73 boolean first = true; | |
| 74 Iterator iter=map.entrySet().iterator(); | |
| 75 | |
| 76 sb.append('{'); | |
| 77 while(iter.hasNext()){ | |
| 78 if(first) | |
| 79 first = false; | |
| 80 else | |
| 81 sb.append(','); | |
| 82 | |
| 83 Map.Entry entry=(Map.Entry)iter.next(); | |
| 84 toJSONString(String.valueOf(entry.getKey()),entry.getValue(), sb); | |
| 85 } | |
| 86 sb.append('}'); | |
| 87 return sb.toString(); | |
| 88 } | |
| 89 | |
| 90 public String toJSONString(){ | |
| 91 return toJSONString(this); | |
| 92 } | |
| 93 | |
| 94 private static String toJSONString(String key,Object value, StringBuffer sb){ | |
| 95 sb.append('\"'); | |
| 96 if(key == null) | |
| 97 sb.append("null"); | |
| 98 else | |
| 99 JSONValue.escape(key, sb); | |
| 100 sb.append('\"').append(':'); | |
| 101 | |
| 102 sb.append(JSONValue.toJSONString(value)); | |
| 103 | |
| 104 return sb.toString(); | |
| 105 } | |
| 106 | |
| 107 public String toString(){ | |
| 108 return toJSONString(); | |
| 109 } | |
| 110 | |
| 111 public static String toString(String key,Object value){ | |
| 112 StringBuffer sb = new StringBuffer(); | |
| 113 toJSONString(key, value, sb); | |
| 114 return sb.toString(); | |
| 115 } | |
| 116 | |
| 117 /** | |
| 118 * Escape quotes, \, /, \r, \n, \b, \f, \t and other control characters (U+0000 through U+001F). | |
| 119 * It's the same as JSONValue.escape() only for compatibility here. | |
| 120 * | |
| 121 * @see org.json.simple.JSONValue#escape(String) | |
| 122 * | |
| 123 * @param s | |
| 124 * @return | |
| 125 */ | |
| 126 public static String escape(String s){ | |
| 127 return JSONValue.escape(s); | |
| 128 } | |
| 129 } |
