JsonIO: progress can have a key 'meta'
authorNiki Roo <niki@nikiroo.be>
Thu, 14 May 2020 14:39:04 +0000 (16:39 +0200)
committerNiki Roo <niki@nikiroo.be>
Thu, 14 May 2020 14:39:04 +0000 (16:39 +0200)
src/be/nikiroo/fanfix/data/JsonIO.java

index c31ddd00940cd14c287d2401b4ff53bf93813b6d..501a0d9daedb8b0bf2674c8b1abc3da49ef2f8ea 100644 (file)
@@ -201,15 +201,28 @@ public class JsonIO {
                return para;
        }
 
+       // only supported option: a MetaData called "meta"
        static public JSONObject toJson(Progress pg) {
                return toJson(pg, null);
        }
 
+       // only supported option: a MetaData called "meta"
        static private JSONObject toJson(Progress pg, Double weight) {
                if (pg == null) {
                        return null;
                }
 
+               // Supported keys: meta (only keep the key on the main parent, where
+               // weight is NULL)
+               MetaData meta = null;
+               if (weight == null) {
+                       Object ometa = pg.get("meta");
+                       if (ometa instanceof MetaData) {
+                               meta = getMetaLight((MetaData) ometa);
+                       }
+               }
+               //
+
                JSONObject json = new JSONObject();
 
                put(json, "", Progress.class.getName());
@@ -218,6 +231,7 @@ public class JsonIO {
                put(json, "max", pg.getMax());
                put(json, "progress", pg.getRelativeProgress());
                put(json, "weight", weight);
+               put(json, "meta", meta);
 
                List<JSONObject> children = new ArrayList<JSONObject>();
                for (Progress child : pg.getChildren()) {
@@ -228,6 +242,7 @@ public class JsonIO {
                return json;
        }
 
+       // only supported option: a MetaData called "meta"
        static public Progress toProgress(JSONObject json) {
                if (json == null) {
                        return null;
@@ -241,6 +256,11 @@ public class JsonIO {
 
                pg.setRelativeProgress(getDouble(json, "progress", 0));
 
+               Object meta = getObject(json, "meta");
+               if (meta != null) {
+                       pg.put("meta", meta);
+               }
+
                JSONArray jchildren = getJsonArr(json, "children");
                for (int i = 0; i < jchildren.length(); i++) {
                        try {
@@ -279,7 +299,7 @@ public class JsonIO {
                return null;
        }
 
-       private static List<Chapter> toListChapter(JSONArray array) {
+       static private List<Chapter> toListChapter(JSONArray array) {
                if (array != null) {
                        List<Chapter> values = new ArrayList<Chapter>();
                        for (int i = 0; i < array.length(); i++) {
@@ -296,103 +316,116 @@ public class JsonIO {
                json.put(key, o == null ? JSONObject.NULL : o);
        }
 
-       static String getString(JSONObject json, String key) {
+       static private Object getObject(JSONObject json, String key) {
                if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof String) {
-                               return (String) o;
+                       try {
+                               return json.get(key);
+                       } catch (Exception e) {
+                               // Can fail if content was NULL!
                        }
                }
 
                return null;
        }
 
-       static long getLong(JSONObject json, String key, long def) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof Byte)
-                               return (Byte) o;
-                       if (o instanceof Short)
-                               return (Short) o;
-                       if (o instanceof Integer)
-                               return (Integer) o;
-                       if (o instanceof Long)
-                               return (Long) o;
-               }
+       static private String getString(JSONObject json, String key) {
+               Object o = getObject(json, key);
+               if (o instanceof String)
+                       return (String) o;
+
+               return null;
+       }
+
+       static private long getLong(JSONObject json, String key, long def) {
+               Object o = getObject(json, key);
+               if (o instanceof Byte)
+                       return (Byte) o;
+               if (o instanceof Short)
+                       return (Short) o;
+               if (o instanceof Integer)
+                       return (Integer) o;
+               if (o instanceof Long)
+                       return (Long) o;
 
                return def;
        }
 
-       static double getDouble(JSONObject json, String key, double def) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof Byte)
-                               return (Byte) o;
-                       if (o instanceof Short)
-                               return (Short) o;
-                       if (o instanceof Integer)
-                               return (Integer) o;
-                       if (o instanceof Long)
-                               return (Long) o;
-                       if (o instanceof Float)
-                               return (Float) o;
-                       if (o instanceof Double)
-                               return (Double) o;
-               }
+       static private double getDouble(JSONObject json, String key, double def) {
+               Object o = getObject(json, key);
+               if (o instanceof Byte)
+                       return (Byte) o;
+               if (o instanceof Short)
+                       return (Short) o;
+               if (o instanceof Integer)
+                       return (Integer) o;
+               if (o instanceof Long)
+                       return (Long) o;
+               if (o instanceof Float)
+                       return (Float) o;
+               if (o instanceof Double)
+                       return (Double) o;
 
                return def;
        }
 
-       static boolean getBoolean(JSONObject json, String key, boolean def) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof Boolean) {
-                               return (Boolean) o;
-                       }
+       static private boolean getBoolean(JSONObject json, String key,
+                       boolean def) {
+               Object o = getObject(json, key);
+               if (o instanceof Boolean) {
+                       return (Boolean) o;
                }
 
                return def;
        }
 
-       static int getInt(JSONObject json, String key, int def) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof Byte)
-                               return (Byte) o;
-                       if (o instanceof Short)
-                               return (Short) o;
-                       if (o instanceof Integer)
-                               return (Integer) o;
-                       if (o instanceof Long) {
-                               try {
-                                       return (int) (long) ((Long) o);
-                               } catch (Exception e) {
-                               }
+       static private int getInt(JSONObject json, String key, int def) {
+               Object o = getObject(json, key);
+               if (o instanceof Byte)
+                       return (Byte) o;
+               if (o instanceof Short)
+                       return (Short) o;
+               if (o instanceof Integer)
+                       return (Integer) o;
+               if (o instanceof Long) {
+                       try {
+                               return (int) (long) ((Long) o);
+                       } catch (Exception e) {
                        }
                }
 
                return def;
        }
 
-       static JSONObject getJson(JSONObject json, String key) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof JSONObject) {
-                               return (JSONObject) o;
-                       }
+       static private JSONObject getJson(JSONObject json, String key) {
+               Object o = getObject(json, key);
+               if (o instanceof JSONObject) {
+                       return (JSONObject) o;
                }
 
                return null;
        }
 
-       static JSONArray getJsonArr(JSONObject json, String key) {
-               if (json.has(key)) {
-                       Object o = json.get(key);
-                       if (o instanceof JSONArray) {
-                               return (JSONArray) o;
-                       }
+       static private JSONArray getJsonArr(JSONObject json, String key) {
+               Object o = getObject(json, key);
+               if (o instanceof JSONArray) {
+                       return (JSONArray) o;
                }
 
                return null;
        }
+
+       // null -> null
+       static private MetaData getMetaLight(MetaData meta) {
+               MetaData light = null;
+               if (meta != null) {
+                       if (meta.getCover() == null) {
+                               light = meta;
+                       } else {
+                               light = meta.clone();
+                               light.setCover(null);
+                       }
+               }
+
+               return light;
+       }
 }