EntityInfo.java 文件源码

static String getSqlType(Field f) {
    String t = typeMapping.get(f.getType());
    if (t != null) {
        return t;
    }
    if (f.getType().equals(String.class)) {
        Column c = f.getAnnotation(Column.class);
        int length = c == null ? 255 : c.length();
        return "VARCHAR(" + length + ")";
    }
    throw new IllegalArgumentException("Unsupported type: " + f.getType().getName() + " of field: " + f.getName());
}