jsontest.java

jetty SERVER連接資料庫用的軟體

        /* ------------------------------------------------------------ */
        /**
         * @return the woggles
         */
        public Woggle[] getWoggles()
        {
            return woggles;
        }
        /* ------------------------------------------------------------ */
        /**
         * @param woggles the woggles to set
         */
        public void setWoggles(Woggle[] woggles)
        {
            this.woggles=woggles;
        }
    }

    /* ------------------------------------------------------------ */
    public void testConvertor()
    {
        // test case#1 - force timezone to GMT
        JSON json = new JSON();
        json.addConvertor(Date.class, new JSONDateConvertor("MM/dd/yyyy HH:mm:ss zzz", TimeZone.getTimeZone("GMT"),false));
        json.addConvertor(Object.class,new JSONObjectConvertor());

        Woggle w0 = new Woggle();
        Gizmo g0 = new Gizmo();
        
        w0.name="woggle0";
        w0.nested=g0;
        w0.number=100;
        g0.name="woggle1";
        g0.nested=null;
        g0.number=-101;
        g0.tested=true;
        
        HashMap map = new HashMap();
        Date dummyDate = new Date(1);
        map.put("date", dummyDate);
        map.put("w0",w0);

        StringBuffer buf = new StringBuffer();
        json.append(buf,map);
        String js=buf.toString();
        
        System.err.println(js);
        assertTrue(js.indexOf("\"date\":\"01/01/1970 00:00:00 GMT\"")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Woggle")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Gizmo")<0);
        assertTrue(js.indexOf("\"tested\":true")>=0);

        // test case#3
        TimeZone tzone = TimeZone.getTimeZone("JST");
        String tzone3Letter = tzone.getDisplayName(false, TimeZone.SHORT);
        String format = "EEE MMMMM dd HH:mm:ss zzz yyyy";

        Locale l = new Locale("ja", "JP");
        if (l!=null)
        {
            json.addConvertor(Date.class, new JSONDateConvertor(format, tzone, false, l));
            buf = new StringBuffer();
            json.append(buf,map);
            js=buf.toString();

            assertTrue(js.indexOf("\"date\":\"\u6728 1\u6708 01 09:00:00 JST 1970\"")>=0);
            assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Woggle")>=0);
            assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Gizmo")<0);
            assertTrue(js.indexOf("\"tested\":true")>=0);
        }
        
        // test case#4 
        json.addConvertor(Date.class,new JSONDateConvertor(true));
        w0.nested=null;
        buf = new StringBuffer();
        json.append(buf,map);
        js=buf.toString();
        System.err.println(js);
        assertTrue(js.indexOf("\"date\":\"Thu Jan 01 00:00:00 GMT 1970\"")<0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Woggle")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Gizmo")<0);
        
        map=(HashMap)json.parse(new JSON.StringSource(js));
        
        assertTrue(map.get("date") instanceof Date);
        assertTrue(map.get("w0") instanceof Woggle);
    }
    
/* java 1.5 only 
    enum Color { Red, Green, Blue };

    public void testEnumConvertor()
    {
        JSON json = new JSON();
        Locale l = new Locale("en", "US");
        json.addConvertor(Date.class,new JSONDateConvertor(DateCache.DEFAULT_FORMAT,TimeZone.getTimeZone("GMT"),false,l));
        json.addConvertor(Enum.class,new JSONEnumConvertor(false));
        json.addConvertor(Object.class,new JSONObjectConvertor());

        Woggle w0 = new Woggle();
        Gizmo g0 = new Gizmo();
        
        w0.name="woggle0";
        w0.nested=g0;
        w0.number=100;
        w0.other=Color.Blue;
        g0.name="woggle1";
        g0.nested=null;
        g0.number=-101;
        g0.tested=true;
        g0.other=Color.Green;
        
        HashMap map = new HashMap();
        map.put("date",new Date(1));
        map.put("w0",w0);
        map.put("g0",g0);

        StringBuffer buf = new StringBuffer();
        json.append(buf,map);
        String js=buf.toString();
        
        System.err.println(js);
        assertTrue(js.indexOf("\"date\":\"Thu Jan 01 00:00:00 GMT 1970\"")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Woggle")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Gizmo")<0);
        assertTrue(js.indexOf("\"tested\":true")>=0);
        assertTrue(js.indexOf("\"Green\"")>=0);
        assertTrue(js.indexOf("\"Blue\"")<0);

        json.addConvertor(Date.class,new JSONDateConvertor(DateCache.DEFAULT_FORMAT,TimeZone.getTimeZone("GMT"),true,l));
        json.addConvertor(Enum.class,new JSONEnumConvertor(false));
        w0.nested=null;
        buf = new StringBuffer();
        json.append(buf,map);
        js=buf.toString();
        System.err.println(js);
        assertTrue(js.indexOf("\"date\":\"Thu Jan 01 00:00:00 GMT 1970\"")<0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Woggle")>=0);
        assertTrue(js.indexOf("org.mortbay.util.ajax.JSONTest$Gizmo")<0);
        
        Map map2=(HashMap)json.parse(new JSON.StringSource(js));
        
        assertTrue(map2.get("date") instanceof Date);
        assertTrue(map2.get("w0") instanceof Woggle);
        assertEquals(null, ((Woggle)map2.get("w0")).getOther() );
        assertEquals(Color.Green.toString(), ((Map)map2.get("g0")).get("other"));
        
        

        json.addConvertor(Date.class,new JSONDateConvertor(DateCache.DEFAULT_FORMAT,TimeZone.getTimeZone("GMT"),true,l));
        json.addConvertor(Enum.class,new JSONEnumConvertor(true));
        buf = new StringBuffer();
        json.append(buf,map);
        js=buf.toString();
        System.err.println(js);
        map2=(HashMap)json.parse(new JSON.StringSource(js));
        
        assertTrue(map2.get("date") instanceof Date);
        assertTrue(map2.get("w0") instanceof Woggle);
        assertEquals(null, ((Woggle)map2.get("w0")).getOther() );
        Object o=((Map)map2.get("g0")).get("other");
        assertEquals(Color.Green, o);
           
    }
*/

    /* ------------------------------------------------------------ */
    public static class Gizmo
    {
        String name;
        Gizmo nested;
        long number;
        boolean tested;
        Object other;
        
        public String getName()
        {
            return name;
        }
        public Gizmo getNested()
        {
            return nested;
        }
        public long getNumber()
        {
            return number;
        }
        public boolean isTested()
        {
            return tested;
        }
        public Object getOther()
        {
            return other;
        }
    }
    
    /* ------------------------------------------------------------ */
    public static class Woggle extends Gizmo implements JSON.Convertible
    {
        
        public Woggle()
        {
        }
        
        public void fromJSON(Map object)
        {
            name=(String)object.get("name");
            nested=(Gizmo)object.get("nested");
            number=((Number)object.get("number")).intValue();
        }

        public void toJSON(Output out)
        {
            out.addClass(Woggle.class);
            out.add("name",name);
            out.add("nested",nested);
            out.add("number",number);
        }
        
        public String toString()
        {
            return name+"<<"+nested+">>"+number;
        }
        
    }
}