pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/thirdparty/org/json/simple/JSONValue.java

@@ -0,0 +1,272 @@
+/*
+ * $Id: JSONValue.java,v 1.1 2006/04/15 14:37:04 platform Exp $
+ * Created on 2006-4-15
+ */
+package org.json.simple;
+
+import java.io.IOException;
+import java.io.Reader;
+import java.io.StringReader;
+import java.io.Writer;
+import java.util.List;
+import java.util.Map;
+
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+
+
+/**
+ * @author FangYidong<fangyidong@yahoo.com.cn>
+ */
+public class JSONValue {
+	/**
+	 * Parse JSON text into java object from the input source. 
+	 * Please use parseWithException() if you don't want to ignore the exception.
+	 * 
+	 * @see org.json.simple.parser.JSONParser#parse(Reader)
+	 * @see #parseWithException(Reader)
+	 * 
+	 * @param in
+	 * @return Instance of the following:
+	 *	org.json.simple.JSONObject,
+	 * 	org.json.simple.JSONArray,
+	 * 	java.lang.String,
+	 * 	java.lang.Number,
+	 * 	java.lang.Boolean,
+	 * 	null
+	 * 
+	 */
+	public static Object parse(Reader in){
+		try{
+			JSONParser parser=new JSONParser();
+			return parser.parse(in);
+		}
+		catch(Exception e){
+			return null;
+		}
+	}
+	
+	public static Object parse(String s){
+		StringReader in=new StringReader(s);
+		return parse(in);
+	}
+	
+	/**
+	 * Parse JSON text into java object from the input source.
+	 * 
+	 * @see org.json.simple.parser.JSONParser
+	 * 
+	 * @param in
+	 * @return Instance of the following:
+	 * 	org.json.simple.JSONObject,
+	 * 	org.json.simple.JSONArray,
+	 * 	java.lang.String,
+	 * 	java.lang.Number,
+	 * 	java.lang.Boolean,
+	 * 	null
+	 * 
+	 * @throws IOException
+	 * @throws ParseException
+	 */
+	public static Object parseWithException(Reader in) throws IOException, ParseException{
+		JSONParser parser=new JSONParser();
+		return parser.parse(in);
+	}
+	
+	public static Object parseWithException(String s) throws ParseException{
+		JSONParser parser=new JSONParser();
+		return parser.parse(s);
+	}
+	
+    /**
+     * Encode an object into JSON text and write it to out.
+     * <p>
+     * If this object is a Map or a List, and it's also a JSONStreamAware or a JSONAware, JSONStreamAware or JSONAware will be considered firstly.
+     * <p>
+     * DO NOT call this method from writeJSONString(Writer) of a class that implements both JSONStreamAware and (Map or List) with 
+     * "this" as the first parameter, use JSONObject.writeJSONString(Map, Writer) or JSONArray.writeJSONString(List, Writer) instead. 
+     * 
+     * @see org.json.simple.JSONObject#writeJSONString(Map, Writer)
+     * @see org.json.simple.JSONArray#writeJSONString(List, Writer)
+     * 
+     * @param value
+     * @param writer
+     */
+	public static void writeJSONString(Object value, Writer out) throws IOException {
+		if(value == null){
+			out.write("null");
+			return;
+		}
+		
+		if(value instanceof String){		
+            out.write('\"');
+			out.write(escape((String)value));
+            out.write('\"');
+			return;
+		}
+		
+		if(value instanceof Double){
+			if(((Double)value).isInfinite() || ((Double)value).isNaN())
+				out.write("null");
+			else
+				out.write(value.toString());
+			return;
+		}
+		
+		if(value instanceof Float){
+			if(((Float)value).isInfinite() || ((Float)value).isNaN())
+				out.write("null");
+			else
+				out.write(value.toString());
+			return;
+		}		
+		
+		if(value instanceof Number){
+			out.write(value.toString());
+			return;
+		}
+		
+		if(value instanceof Boolean){
+			out.write(value.toString());
+			return;
+		}
+		
+		if((value instanceof JSONStreamAware)){
+			((JSONStreamAware)value).writeJSONString(out);
+			return;
+		}
+		
+		if((value instanceof JSONAware)){
+			out.write(((JSONAware)value).toJSONString());
+			return;
+		}
+		
+		if(value instanceof Map){
+			JSONObject.writeJSONString((Map)value, out);
+			return;
+		}
+		
+		if(value instanceof List){
+			JSONArray.writeJSONString((List)value, out);
+            return;
+		}
+		
+		out.write(value.toString());
+	}
+
+	/**
+	 * Convert an object to JSON text.
+	 * <p>
+	 * If this object is a Map or a List, and it's also a JSONAware, JSONAware will be considered firstly.
+	 * <p>
+	 * DO NOT call this method from toJSONString() of a class that implements both JSONAware and Map or List with 
+	 * "this" as the parameter, use JSONObject.toJSONString(Map) or JSONArray.toJSONString(List) instead. 
+	 * 
+	 * @see org.json.simple.JSONObject#toJSONString(Map)
+	 * @see org.json.simple.JSONArray#toJSONString(List)
+	 * 
+	 * @param value
+	 * @return JSON text, or "null" if value is null or it's an NaN or an INF number.
+	 */
+	public static String toJSONString(Object value){
+		if(value == null)
+			return "null";
+		
+		if(value instanceof String)
+			return "\""+escape((String)value)+"\"";
+		
+		if(value instanceof Double){
+			if(((Double)value).isInfinite() || ((Double)value).isNaN())
+				return "null";
+			else
+				return value.toString();
+		}
+		
+		if(value instanceof Float){
+			if(((Float)value).isInfinite() || ((Float)value).isNaN())
+				return "null";
+			else
+				return value.toString();
+		}		
+		
+		if(value instanceof Number)
+			return value.toString();
+		
+		if(value instanceof Boolean)
+			return value.toString();
+		
+		if((value instanceof JSONAware))
+			return ((JSONAware)value).toJSONString();
+		
+		if(value instanceof Map)
+			return JSONObject.toJSONString((Map)value);
+		
+		if(value instanceof List)
+			return JSONArray.toJSONString((List)value);
+		
+		return value.toString();
+	}
+
+	/**
+	 * Escape quotes, \, /, \r, \n, \b, \f, \t and other control characters (U+0000 through U+001F).
+	 * @param s
+	 * @return
+	 */
+	public static String escape(String s){
+		if(s==null)
+			return null;
+        StringBuffer sb = new StringBuffer();
+        escape(s, sb);
+        return sb.toString();
+    }
+
+    /**
+     * @param s - Must not be null.
+     * @param sb
+     */
+    static void escape(String s, StringBuffer sb) {
+		for(int i=0;i<s.length();i++){
+			char ch=s.charAt(i);
+			switch(ch){
+			case '"':
+				sb.append("\\\"");
+				break;
+			case '\\':
+				sb.append("\\\\");
+				break;
+			case '\b':
+				sb.append("\\b");
+				break;
+			case '\f':
+				sb.append("\\f");
+				break;
+			case '\n':
+				sb.append("\\n");
+				break;
+			case '\r':
+				sb.append("\\r");
+				break;
+			case '\t':
+				sb.append("\\t");
+				break;
+			case '/':
+				sb.append("\\/");
+				break;
+			default:
+                //Reference: http://www.unicode.org/versions/Unicode5.1.0/
+				if((ch>='\u0000' && ch<='\u001F') || (ch>='\u007F' && ch<='\u009F') || (ch>='\u2000' && ch<='\u20FF')){
+					String ss=Integer.toHexString(ch);
+					sb.append("\\u");
+					for(int k=0;k<4-ss.length();k++){
+						sb.append('0');
+					}
+					sb.append(ss.toUpperCase());
+				}
+				else{
+					sb.append(ch);
+				}
+			}
+		}//for
+	}
+
+}