@Override
public void loadFromJSONObject(JSONObject obj, Database db) throws JSONException {
m_isNull = false;
if (!obj.isNull(Members.VALUE.name())) {
m_value = obj.getString(Members.VALUE.name());
} else {
m_isNull = true;
}
if (!obj.isNull(Members.ISNULL.name())) {
m_isNull = obj.getBoolean(Members.ISNULL.name());
}
}
@Override
public void toJSONString(JSONStringer stringer) throws JSONException {
super.toJSONString(stringer);
stringer.key(Members.ISNULL.name());
stringer.value(m_isNull);
stringer.key(Members.VALUE.name());
if (m_isNull) {
stringer.value("NULL");
} else {
switch (m_valueType) {
case INVALID:
throw new JSONException(
"ConstantValueExpression.toJSONString(): value_type should never be VoltType.INVALID");
case NULL:
stringer.value("null");
break;
case TINYINT:
stringer.value(Long.valueOf(m_value));
break;
case SMALLINT:
stringer.value(Long.valueOf(m_value));
break;
case INTEGER:
stringer.value(Long.valueOf(m_value));
break;
case BIGINT:
stringer.value(Long.valueOf(m_value));
break;
case FLOAT:
stringer.value(Double.valueOf(m_value));
break;
case STRING:
stringer.value(m_value);
break;
case VARBINARY:
stringer.value(m_value);
break;
case TIMESTAMP:
stringer.value(Long.valueOf(m_value));
break;
case DECIMAL:
stringer.value(m_value);
break;
default:
throw new JSONException(
"ConstantValueExpression.toJSONString(): Unrecognized value_type " + m_valueType);
}
}
}
