test.java

JSON使用源码,对于AJAX与服务器数据交换,采用JSON作为数据传输格式是个不错的选择

            j = XML.toJSONObject("<?xml version='1.0' encoding='UTF-8'?>"+"\n\n"+"<SOAP-ENV:Envelope"+
              " xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\""+
              " xmlns:xsi=\"http://www.w3.org/1999/XMLSchema-instance\""+
              " xmlns:xsd=\"http://www.w3.org/1999/XMLSchema\">"+
              "<SOAP-ENV:Body><ns1:doGoogleSearch"+
              " xmlns:ns1=\"urn:GoogleSearch\""+
              " SOAP-ENV:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">"+
              "<key xsi:type=\"xsd:string\">GOOGLEKEY</key> <q"+
              " xsi:type=\"xsd:string\">'+search+'</q> <start"+
              " xsi:type=\"xsd:int\">0</start> <maxResults"+
              " xsi:type=\"xsd:int\">10</maxResults> <filter"+
              " xsi:type=\"xsd:boolean\">true</filter> <restrict"+
              " xsi:type=\"xsd:string\"></restrict> <safeSearch"+
              " xsi:type=\"xsd:boolean\">false</safeSearch> <lr"+
              " xsi:type=\"xsd:string\"></lr> <ie"+
              " xsi:type=\"xsd:string\">latin1</ie> <oe"+
              " xsi:type=\"xsd:string\">latin1</oe>"+
              "</ns1:doGoogleSearch>"+
              "</SOAP-ENV:Body></SOAP-ENV:Envelope>");
            System.out.println(j.toString(2));
            System.out.println(XML.toString(j));
            System.out.println("");

            j = new JSONObject("{Envelope: {Body: {\"ns1:doGoogleSearch\": {oe: \"latin1\", filter: true, q: \"'+search+'\", key: \"GOOGLEKEY\", maxResults: 10, \"SOAP-ENV:encodingStyle\": \"http://schemas.xmlsoap.org/soap/encoding/\", start: 0, ie: \"latin1\", safeSearch:false, \"xmlns:ns1\": \"urn:GoogleSearch\"}}}}");
            System.out.println(j.toString(2));
            System.out.println(XML.toString(j));
            System.out.println("");

            j = CookieList.toJSONObject("  f%oo = b+l=ah  ; o;n%40e = t.wo ");
            System.out.println(j.toString(2));
            System.out.println(CookieList.toString(j));
            System.out.println("");

            j = Cookie.toJSONObject("f%oo=blah; secure ;expires = April 24, 2002");
            System.out.println(j.toString(2));
            System.out.println(Cookie.toString(j));
            System.out.println("");

            j = new JSONObject("{script: 'It is not allowed in HTML to send a close script tag in a string<script>because it confuses browsers</script>so we insert a backslash before the /'}");
            System.out.println(j.toString());
            System.out.println("");

            JSONTokener jt = new JSONTokener("{op:'test', to:'session', pre:1}{op:'test', to:'session', pre:2}");
            j = new JSONObject(jt);
            System.out.println(j.toString());
            System.out.println("pre: " + j.optInt("pre"));
            int i = jt.skipTo('{');
            System.out.println(i);
            j = new JSONObject(jt);
            System.out.println(j.toString());
            System.out.println("");

            a = CDL.toJSONArray("No quotes, 'Single Quotes', \"Double Quotes\"\n1,'2',\"3\"\n,'It is \"good,\"', \"It works.\"\n\n");

            System.out.println(CDL.toString(a));
            System.out.println("");
            System.out.println(a.toString(4));
            System.out.println("");

            a = new JSONArray(" [\"<escape>\", next is an implied null , , ok,] ");
            System.out.println(a.toString());
            System.out.println("");
            System.out.println(XML.toString(a));
            System.out.println("");

            j = new JSONObject("{ fun => with non-standard forms ; forgiving => This package can be used to parse formats that are similar to but not stricting conforming to JSON; why=To make it easier to migrate existing data to JSON,one = [[1.00]]; uno=[[{1=>1}]];'+':+6e66 ;pluses=+++;empty = '' , 'double':0.666,true: TRUE, false: FALSE, null=NULL;[true] = [[!,@;*]]; string=>  o. k. ; # comment\r oct=0666; hex=0x666; dec=666; o=0999; noh=0x0x}");
            System.out.println(j.toString(4));
            System.out.println("");
            if (j.getBoolean("true") && !j.getBoolean("false")) {
                System.out.println("It's all good");
            }

            System.out.println("");
            j = new JSONObject(j, new String[]{"dec", "oct", "hex", "missing"});
            System.out.println(j.toString(4));

            System.out.println("");
            System.out.println(new JSONStringer().array().value(a).value(j).endArray());

            j = new JSONObject("{string: \"98.6\", long: 2147483648, int: 2147483647, longer: 9223372036854775807, double: 9223372036854775808}");
            System.out.println(j.toString(4));

            System.out.println("\ngetInt");
            System.out.println("int    " + j.getInt("int"));
            System.out.println("long   " + j.getInt("long"));
            System.out.println("longer " + j.getInt("longer"));
            System.out.println("double " + j.getInt("double"));
            System.out.println("string " + j.getInt("string"));

            System.out.println("\ngetLong");
            System.out.println("int    " + j.getLong("int"));
            System.out.println("long   " + j.getLong("long"));
            System.out.println("longer " + j.getLong("longer"));
            System.out.println("double " + j.getLong("double"));
            System.out.println("string " + j.getLong("string"));

            System.out.println("\ngetDouble");
            System.out.println("int    " + j.getDouble("int"));
            System.out.println("long   " + j.getDouble("long"));
            System.out.println("longer " + j.getDouble("longer"));
            System.out.println("double " + j.getDouble("double"));
            System.out.println("string " + j.getDouble("string"));

            j.put("good sized", 9223372036854775807L);
            System.out.println(j.toString(4));

            a = new JSONArray("[2147483647, 2147483648, 9223372036854775807, 9223372036854775808]");
            System.out.println(a.toString(4));

            System.out.println("\nKeys: ");
            it = j.keys();
            while (it.hasNext()) {
                s = (String)it.next();
                System.out.println(s + ": " + j.getString(s));
            }


            System.out.println("\naccumulate: ");
            j = new JSONObject();
            j.accumulate("stooge", "Curly");
            j.accumulate("stooge", "Larry");
            j.accumulate("stooge", "Moe");
            a = j.getJSONArray("stooge");
            a.put(5, "Shemp");
            System.out.println(j.toString(4));

            System.out.println("\nwrite:");
            System.out.println(j.write(new StringWriter()));

            s = "<xml empty><a></a><a>1</a><a>22</a><a>333</a></xml>";
            j = XML.toJSONObject(s);
            System.out.println(j.toString(4));
            System.out.println(XML.toString(j));
            
            s = "<book><chapter>Content of the first chapter</chapter><chapter>Content of the second chapter      <chapter>Content of the first subchapter</chapter>      <chapter>Content of the second subchapter</chapter></chapter><chapter>Third Chapter</chapter></book>";
            j = XML.toJSONObject(s);
            System.out.println(j.toString(4));
            System.out.println(XML.toString(j));
            
            Collection c = null;
            Map m = null;
            
            j = new JSONObject(m);
            a = new JSONArray(c);
            j.append("stooge", "Joe DeRita");
            j.append("stooge", "Shemp");
            j.accumulate("stooges", "Curly");
            j.accumulate("stooges", "Larry");
            j.accumulate("stooges", "Moe");
            j.accumulate("stoogearray", j.get("stooges"));
            j.put("map", m);
            j.put("collection", c);
            j.put("array", a);
            a.put(m);
            a.put(c);
            System.out.println(j.toString(4));
            
            System.out.println("\nTesting Exceptions: ");

            System.out.print("Exception: ");
            try {
                System.out.println(j.getDouble("stooge"));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
                System.out.println(j.getDouble("howard"));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
                System.out.println(j.put(null, "howard"));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
                System.out.println(a.getDouble(0));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
                System.out.println(a.get(-1));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
                System.out.println(a.put(Double.NaN));
            } catch (Exception e) {
                System.out.println(e);
            }
            System.out.print("Exception: ");
            try {
            	j = XML.toJSONObject("<a><b>    ");
            } catch (Exception e) {
            	System.out.println(e);
            }            
            System.out.print("Exception: ");
            try {
            	j = XML.toJSONObject("<a></b>    ");
            } catch (Exception e) {
            	System.out.println(e);
            }            
            System.out.print("Exception: ");
            try {
            	j = XML.toJSONObject("<a></a    ");
            } catch (Exception e) {
            	System.out.println(e);
            }

        } catch (Exception e) {
            System.out.println(e.toString());
        }
    }
}