Change to more precise SQLTypes according to the size

Author: TimothyGillespie

src/main/java/org/javawebstack/orm/SQLType.java

@@ -18,8 +18,12 @@ public enum SQLType {
 
     // No native char method except for a char stream
     CHAR(String.class),
+
     VARCHAR(String.class),
+    TINYTEXT(String.class),
     TEXT(String.class),
+    MEDIUMTEXT(String.class),
+    LONGTEXT(String.class),
 
     DATE(Date.class),
     TIMESTAMP(Timestamp.class),

src/main/java/org/javawebstack/orm/mapper/DefaultMapper.java

@@ -78,7 +78,15 @@ public Object mapToJava(Object source, Class<?> type) {
 
     public SQLType getType(Class<?> type, int size) {
         if (type.equals(String.class) || type.equals(char[].class))
-            return size > 65535 || size < 1 ? SQLType.TEXT : SQLType.VARCHAR;
+            // Upper limit of 4294967295 exceeds the int boundaries
+            if (size > 16777215)
+                return SQLType.LONGTEXT;
+            if (size > 65535)
+                return SQLType.MEDIUMTEXT;
+            if (size > 1)
+                return SQLType.VARCHAR;
+            if (size == 0)
+                return SQLType.CHAR;
         if (type.equals(UUID.class))
             return SQLType.VARCHAR;
         if (type.equals(char.class))