import java.util.Map;
/**
- * A JSON object. Key value pairs are unordered. JSONObject supports java.util.Map interface.
+ * A JSON object. Key value pairs are unordered. JSONObject supports
+ * java.util.Map interface.
*
* @author FangYidong<fangyidong@yahoo.com.cn>
*/
-public class JSONObject extends HashMap implements Map, JSONAware, JSONStreamAware{
-
- private static final long serialVersionUID = -503443796854799292L;
-
-
- public JSONObject() {
- super();
- }
-
- /**
- * Allows creation of a JSONObject from a Map. After that, both the
- * generated JSONObject and the Map can be modified independently.
- *
- * @param map
- */
- public JSONObject(Map map) {
- super(map);
- }
-
-
- /**
- * Encode a map into JSON text and write it to out.
- * If this map is also a JSONAware or JSONStreamAware, JSONAware or JSONStreamAware specific behaviours will be ignored at this top level.
- *
- * @see org.json.simple.JSONValue#writeJSONString(Object, Writer)
- *
- * @param map
- * @param out
- */
- public static void writeJSONString(Map map, Writer out) throws IOException {
- if(map == null){
- out.write("null");
- return;
- }
-
- boolean first = true;
- Iterator iter=map.entrySet().iterator();
-
- out.write('{');
- while(iter.hasNext()){
- if(first)
- first = false;
- else
- out.write(',');
- Map.Entry entry=(Map.Entry)iter.next();
- out.write('\"');
- out.write(escape(String.valueOf(entry.getKey())));
- out.write('\"');
- out.write(':');
- JSONValue.writeJSONString(entry.getValue(), out);
- }
- out.write('}');
- }
-
- public void writeJSONString(Writer out) throws IOException{
- writeJSONString(this, out);
- }
-
- /**
- * Convert a map to JSON text. The result is a JSON object.
- * If this map is also a JSONAware, JSONAware specific behaviours will be omitted at this top level.
- *
- * @see org.json.simple.JSONValue#toJSONString(Object)
- *
- * @param map
- * @return JSON text, or "null" if map is null.
- */
- public static String toJSONString(Map map){
- final StringWriter writer = new StringWriter();
-
- try {
- writeJSONString(map, writer);
- return writer.toString();
- } catch (IOException e) {
- // This should never happen with a StringWriter
- throw new RuntimeException(e);
- }
- }
-
- public String toJSONString(){
- return toJSONString(this);
- }
-
- public String toString(){
- return toJSONString();
- }
-
- public static String toString(String key,Object value){
- StringBuffer sb = new StringBuffer();
- sb.append('\"');
- if(key == null)
- sb.append("null");
- else
- JSONValue.escape(key, sb);
- sb.append('\"').append(':');
-
- sb.append(JSONValue.toJSONString(value));
-
- return sb.toString();
- }
-
- /**
- * Escape quotes, \, /, \r, \n, \b, \f, \t and other control characters (U+0000 through U+001F).
- * It's the same as JSONValue.escape() only for compatibility here.
- *
- * @see org.json.simple.JSONValue#escape(String)
- *
- * @param s
- * @return
- */
- public static String escape(String s){
- return JSONValue.escape(s);
- }
+public class JSONObject extends HashMap
+ implements Map, JSONAware, JSONStreamAware
+{
+
+ private static final long serialVersionUID = -503443796854799292L;
+
+ public JSONObject()
+ {
+ super();
+ }
+
+ /**
+ * Allows creation of a JSONObject from a Map. After that, both the generated
+ * JSONObject and the Map can be modified independently.
+ *
+ * @param map
+ */
+ public JSONObject(Map map)
+ {
+ super(map);
+ }
+
+ /**
+ * Encode a map into JSON text and write it to out. If this map is also a
+ * JSONAware or JSONStreamAware, JSONAware or JSONStreamAware specific
+ * behaviours will be ignored at this top level.
+ *
+ * @see org.json.simple.JSONValue#writeJSONString(Object, Writer)
+ *
+ * @param map
+ * @param out
+ */
+ public static void writeJSONString(Map map, Writer out) throws IOException
+ {
+ if (map == null)
+ {
+ out.write("null");
+ return;
+ }
+
+ boolean first = true;
+ Iterator iter = map.entrySet().iterator();
+
+ out.write('{');
+ while (iter.hasNext())
+ {
+ if (first)
+ first = false;
+ else
+ out.write(',');
+ Map.Entry entry = (Map.Entry) iter.next();
+ out.write('\"');
+ out.write(escape(String.valueOf(entry.getKey())));
+ out.write('\"');
+ out.write(':');
+ JSONValue.writeJSONString(entry.getValue(), out);
+ }
+ out.write('}');
+ }
+
+ public void writeJSONString(Writer out) throws IOException
+ {
+ writeJSONString(this, out);
+ }
+
+ /**
+ * Convert a map to JSON text. The result is a JSON object. If this map is
+ * also a JSONAware, JSONAware specific behaviours will be omitted at this top
+ * level.
+ *
+ * @see org.json.simple.JSONValue#toJSONString(Object)
+ *
+ * @param map
+ * @return JSON text, or "null" if map is null.
+ */
+ public static String toJSONString(Map map)
+ {
+ final StringWriter writer = new StringWriter();
+
+ try
+ {
+ writeJSONString(map, writer);
+ return writer.toString();
+ } catch (IOException e)
+ {
+ // This should never happen with a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public String toJSONString()
+ {
+ return toJSONString(this);
+ }
+
+ public String toString()
+ {
+ return toJSONString();
+ }
+
+ public static String toString(String key, Object value)
+ {
+ StringBuffer sb = new StringBuffer();
+ sb.append('\"');
+ if (key == null)
+ sb.append("null");
+ else
+ JSONValue.escape(key, sb);
+ sb.append('\"').append(':');
+
+ sb.append(JSONValue.toJSONString(value));
+
+ return sb.toString();
+ }
+
+ /**
+ * Escape quotes, \, /, \r, \n, \b, \f, \t and other control characters
+ * (U+0000 through U+001F). It's the same as JSONValue.escape() only for
+ * compatibility here.
+ *
+ * @see org.json.simple.JSONValue#escape(String)
+ *
+ * @param s
+ * @return
+ */
+ public static String escape(String s)
+ {
+ return JSONValue.escape(s);
+ }
}
git://source.jalview.org / jalview.git / blobdiff