/* return the DBSelect statement for the specified account/group */
protected static DBSelect _getUserListSelect(String acctId, String groupId) {
/* empty/null account */
if (StringTools.isBlank(acctId)) {
return null;
}
/* empty/null user */
if (StringTools.isBlank(groupId)) {
return null;
}
/* get select */
// DBSelect: SELECT * FROM GroupList WHERE ((accountID='acct') and (groupID='group')) ORDER BY
// userID
DBSelect<GroupList> dsel = new DBSelect<GroupList>(GroupList.getFactory());
dsel.setSelectedFields(GroupList.FLD_userID);
DBWhere dwh = dsel.createDBWhere();
dsel.setWhere(
dwh.WHERE_(
dwh.AND(
dwh.EQ(GroupList.FLD_accountID, acctId), dwh.EQ(GroupList.FLD_groupID, groupId))));
dsel.setOrderByFields(GroupList.FLD_userID);
return dsel;
}
/* return status codes for account/device */
public static int[] getStatusCodes(String accountID, String deviceID) throws DBException {
/* account-id specified? */
if (StringTools.isBlank(accountID)) {
return new int[0];
}
/* device-id specified? */
if (StringTools.isBlank(deviceID)) {
deviceID = ALL_DEVICES;
}
/* select */
// DBSelect: SELECT statucCode FROM StatusCode WHERE (accountID='acct') AND (deviceID='*') ORDER
// BY statucCode
DBSelect<StatusCode> dsel = new DBSelect<StatusCode>(StatusCode.getFactory());
dsel.setSelectedFields(StatusCode.FLD_statusCode);
DBWhere dwh = dsel.createDBWhere();
dsel.setWhere(
dwh.WHERE_(
dwh.AND(
dwh.EQ(StatusCode.FLD_accountID, accountID),
dwh.EQ(StatusCode.FLD_deviceID, deviceID))));
dsel.setOrderByFields(StatusCode.FLD_statusCode);
/* get list */
java.util.List<Integer> codeList = new Vector<Integer>();
Statement stmt = null;
ResultSet rs = null;
try {
stmt = DBConnection.getDefaultConnection().execute(dsel.toString());
rs = stmt.getResultSet();
while (rs.next()) {
int code = rs.getInt(StatusCode.FLD_statusCode);
codeList.add(new Integer(code));
}
} catch (SQLException sqe) {
throw new DBException("Getting StatusCode List", sqe);
} finally {
if (rs != null) {
try {
rs.close();
} catch (Throwable t) {
}
}
if (stmt != null) {
try {
stmt.close();
} catch (Throwable t) {
}
}
}
/* return array of status codes */
int codeListInt[] = new int[codeList.size()];
for (int i = 0; i < codeListInt.length; i++) {
codeListInt[i] = codeList.get(i).intValue();
}
return codeListInt;
}
/* return StatusCode */
public static StatusCode findStatusCode(String accountID, String deviceID, int statusCode) {
/* check account status codes */
if (!StringTools.isBlank(accountID)) {
// first, try account/device
if (!StringTools.isBlank(deviceID)) {
try {
StatusCode.Key codeKey = new StatusCode.Key(accountID, deviceID, statusCode);
if (codeKey.exists()) { // may throw DBException
StatusCode code = codeKey.getDBRecord(true);
if (code != null) { // should not be null
return code;
}
}
} catch (DBException dbe) {
// ignore error
}
}
// next, try just the account
try {
StatusCode.Key codeKey = new StatusCode.Key(accountID, statusCode);
if (codeKey.exists()) { // may throw DBException
StatusCode code = codeKey.getDBRecord(true);
if (code != null) { // should not be null
return code;
}
}
} catch (DBException dbe) {
// ignore error
}
}
/* check global status codes */
String sysAdmin = AccountRecord.getSystemAdminAccountID();
if (!StringTools.isBlank(sysAdmin)) {
try {
StatusCode.Key codeKey = new StatusCode.Key(sysAdmin, statusCode);
if (codeKey.exists()) { // may throw DBException
StatusCode code = codeKey.getDBRecord(true);
if (code != null) { // should not be null
return code;
}
}
} catch (DBException dbe) {
// ignore error
}
}
/* icon selector not found */
return null;
}
/* return list of all Devices within the specified DeviceGroup (NOT SCALABLE BEYOND A FEW HUNDRED GROUPS) */
public static java.util.List<String> getUsersForGroup(String acctId, String groupId)
throws DBException {
/* valid account/groupId? */
if (StringTools.isBlank(acctId)) {
return null;
} else if (StringTools.isBlank(groupId)) {
return null;
}
/* get db selector */
DBSelect dsel = GroupList._getUserListSelect(acctId, groupId);
if (dsel == null) {
return null;
}
/* read users for group */
java.util.List<String> usrList = new Vector<String>();
DBConnection dbc = null;
Statement stmt = null;
ResultSet rs = null;
try {
dbc = DBConnection.getDefaultConnection();
stmt = dbc.execute(dsel.toString());
rs = stmt.getResultSet();
while (rs.next()) {
String usrId = rs.getString(GroupList.FLD_userID);
usrList.add(usrId);
}
} catch (SQLException sqe) {
throw new DBException("Get Group GroupeList", sqe);
} finally {
if (rs != null) {
try {
rs.close();
} catch (Throwable t) {
}
}
if (stmt != null) {
try {
stmt.close();
} catch (Throwable t) {
}
}
DBConnection.release(dbc);
}
/* return list */
return usrList;
}
public void setGeozoneID(String gzid) {
if (!StringTools.isBlank(gzid)) {
this.fieldValues.setString(EventData.FLD_geozoneID, gzid);
} else {
this.fieldValues.removeProperty(EventData.FLD_geozoneID);
}
}
/* set Role access level */
public static void setAccessLevel(Role role, String aclId, AccessLevel level) throws DBException {
/* role specified? */
if (role == null) {
throw new DBException("Role not specified.");
}
String acctId = role.getAccountID();
String roleId = role.getRoleID();
/* acl-id specified? */
if (StringTools.isBlank(aclId)) {
throw new DBException("Acl-ID not specified.");
}
/* get/create role */
RoleAcl roleAcl = null;
RoleAcl.Key aclKey = new RoleAcl.Key(acctId, roleId, aclId);
if (aclKey.exists()) { // may throw DBException
roleAcl = RoleAcl.getRoleAcl(role, aclId); // may throw DBException
} else {
roleAcl = aclKey.getDBRecord();
roleAcl.setRole(role);
}
/* set access level */
int levelInt = (level != null) ? level.getIntValue() : AccessLevel.NONE.getIntValue();
roleAcl.setAccessLevel(levelInt);
/* save */
roleAcl.save(); // may throw DBException
}
/* encode "type=<type> ..." into long value */
public static long EncodeFault(String faultProps) {
if (!StringTools.isBlank(faultProps)) {
return DTOBDFault.EncodeFault(new RTProperties(faultProps));
} else {
return 0L;
}
}
/* get/create device list entry */
public static GroupList getGroupList(User user, String groupID, boolean createOK)
throws DBException {
// does not return null, if 'createOK' is true
/* User specified? */
if (user == null) {
throw new DBException("User not specified.");
}
String accountID = user.getAccountID();
String userID = user.getUserID();
/* group exists? */
if (StringTools.isBlank(groupID)) {
throw new DBException("DeviceGroup ID not specified.");
} else if (!DeviceGroup.exists(accountID, groupID)) {
throw new DBException("DeviceGroup does not exist: " + accountID + "/" + groupID);
}
/* create/save record */
GroupList.Key grpListKey = new GroupList.Key(accountID, userID, groupID);
if (grpListKey.exists()) { // may throw DBException
// already exists
GroupList listItem = grpListKey.getDBRecord(true);
listItem.setUser(user);
return listItem;
} else if (createOK) {
GroupList listItem = grpListKey.getDBRecord();
listItem.setCreationDefaultValues();
listItem.setUser(user);
return listItem;
} else {
// record doesn't exist, and caller doesn't want us to create it
return null;
}
}
/* set Role access level */
public static boolean deleteAccessLevel(Role role, String aclId) throws DBException {
/* role specified? */
if (role == null) {
return false; // quietly ignore
}
String acctId = role.getAccountID();
String roleId = role.getRoleID();
/* acl-id specified? */
if (StringTools.isBlank(aclId)) {
return false; // quietly ignore
}
/* already deleted? */
boolean aclExists = RoleAcl.exists(acctId, roleId, aclId);
if (!aclExists) {
return false;
}
/* delete */
RoleAcl.Key aclKey = new RoleAcl.Key(acctId, roleId, aclId);
aclKey.delete(true); // also delete dependencies
return true;
}
public void setFieldValue(String fldName, Object fldVal) {
if (!StringTools.isBlank(fldName) && (fldVal != null)) {
if (USE_ALTERNATE_FIELD_MAP) {
this.getAlternateFieldMap().put(fldName, fldVal);
} else {
this.fieldValues.setProperty(fldName, fldVal);
}
}
}
/**
* ** Gets a virtual DBRecord from the specified remote service ** @param servReq The remote web
* service ** @return The virtual DBRecord (cannot be saved or reloaded)
*/
@SuppressWarnings("unchecked")
public gDBR getVirtualDBRecord(final ServiceRequest servReq) throws DBException {
String CMD_dbget = DBFactory.CMD_dbget;
String TAG_Response = servReq.getTagResponse();
String TAG_Record = DBFactory.TAG_Record;
String ATTR_command = servReq.getAttrCommand();
String ATTR_result = servReq.getAttrResult();
/* send request / get response */
Document xmlDoc = null;
try {
xmlDoc =
servReq.sendRequest(
CMD_dbget,
new ServiceRequest.RequestBody() {
public StringBuffer appendRequestBody(StringBuffer sb, int indent) {
return DBRecordKey.this.toRequestXML(sb, indent);
}
});
} catch (IOException ioe) {
Print.logException("Error", ioe);
throw new DBException("Request read error", ioe);
}
/* parse 'GTSResponse' */
Element gtsResponse = xmlDoc.getDocumentElement();
if (!gtsResponse.getTagName().equalsIgnoreCase(TAG_Response)) {
Print.logError("Request XML does not start with '%s'", TAG_Response);
throw new DBException("Response XML does not begin eith '" + TAG_Response + "'");
}
/* request command/argument */
String cmd = StringTools.trim(gtsResponse.getAttribute(ATTR_command));
String result = StringTools.trim(gtsResponse.getAttribute(ATTR_result));
if (StringTools.isBlank(result)) {
result = StringTools.trim(gtsResponse.getAttribute("type"));
}
if (!result.equalsIgnoreCase("success")) {
Print.logError("Response indicates failure");
throw new DBException("Response does not indicate 'success'");
}
/* Record */
NodeList rcdList = XMLTools.getChildElements(gtsResponse, TAG_Record);
if (rcdList.getLength() <= 0) {
Print.logError("No 'Record' tags");
throw new DBException("GTSResponse does not contain any 'Record' tags");
}
Element rcdElem = (Element) rcdList.item(0);
/* return DBRecord */
gDBR dbr = (gDBR) DBFactory.parseXML_DBRecord(rcdElem);
dbr.setVirtual(true);
return dbr;
}
/* Return specified StatusCode, create if specified */
private static StatusCode _getStatusCode(
String accountID, Account account, String deviceID, int code, boolean createOK)
throws DBException {
// does not return null if 'createOK' is true
/* account-id specified? */
if (StringTools.isBlank(accountID)) {
if (account == null) {
throw new DBException("Account not specified.");
} else {
accountID = account.getAccountID();
}
} else if ((account != null) && !account.getAccountID().equals(accountID)) {
throw new DBException("Account does not match specified AccountID.");
}
/* device-id specified? */
if (StringTools.isBlank(deviceID)) {
// throw new DBException("Device-ID not specified.");
deviceID = ALL_DEVICES;
}
/* get/create entity */
StatusCode.Key scKey = new StatusCode.Key(accountID, deviceID, code);
if (scKey.exists()) { // may throw DBException
StatusCode sc = scKey.getDBRecord(true);
if (account != null) {
sc.setAccount(account);
}
return sc;
} else if (createOK) {
StatusCode sc = scKey.getDBRecord();
if (account != null) {
sc.setAccount(account);
}
sc.setCreationDefaultValues();
return sc; // not yet saved!
} else {
// record doesn't exist, and caller doesn't want us to create it
return null;
}
}
public static String GetPropertyString_OBDII(String dtcStr) {
StringBuffer sb = new StringBuffer();
sb.append(PROP_TYPE[0]).append("=").append(NAME_OBDII);
sb.append(" ");
if (!StringTools.isBlank(dtcStr)) {
sb.append(PROP_MIL[0]).append("=").append("1");
sb.append(" ");
sb.append(PROP_DTC[0]).append("=").append(dtcStr);
} else {
sb.append(PROP_MIL[0]).append("=").append("0");
}
return sb.toString();
}
/* Return status code description (used by RuleInfo, RequestProperties) */
public static String getDescription(
String accountID, int statusCode, BasicPrivateLabel pl, String dftDesc) {
/* custom code (record) */
StatusCode code = StatusCode.findStatusCode(accountID, null, statusCode);
if (code != null) {
return code.getDescription();
}
/* default */
if (!StringTools.isBlank(dftDesc)) {
return dftDesc;
} else {
return StatusCodes.GetDescription(statusCode, pl);
}
}
/* Return status code description */
public static String getDescription(
Device device, int statusCode, BasicPrivateLabel bpl, String dftDesc) {
/* device code */
if (device != null) {
StatusCode code = device.getStatusCode(statusCode);
if (code != null) {
return code.getDescription();
}
}
/* default */
if (!StringTools.isBlank(dftDesc)) {
return dftDesc;
} else {
return StatusCodes.GetDescription(statusCode, bpl);
}
}
protected Device loadDevice(String acctID, String devID) {
if (StringTools.isBlank(acctID)) {
return this.loadDevice(devID); // load ad ModemID
} else {
try {
Account account = Account.getAccount(acctID);
if (account == null) {
Print.logError("Account-ID not found: " + acctID);
return null;
} else {
Device dev = Transport.loadDeviceByTransportID(account, devID);
return dev;
}
} catch (DBException dbe) {
Print.logError("Error getting Device: " + acctID + "/" + devID + " [" + dbe + "]");
return null;
}
}
}
/* return Role access level */
public static AccessLevel getAccessLevel(Role role, String aclId, AccessLevel dftAccess) {
if (role == null) {
return dftAccess;
} else if (StringTools.isBlank(aclId)) {
return dftAccess;
} else {
try {
RoleAcl roleAcl = RoleAcl.getRoleAcl(role, aclId); // may throw DBException
if (roleAcl != null) {
return RoleAcl.getAccessLevel(roleAcl);
} else {
return dftAccess;
}
} catch (DBException dbe) {
// error occurred
return AccessLevel.NONE;
}
}
}
/* Return specified role ACL, create if specified */
public static RoleAcl getRoleAcl(Role role, String aclId, boolean create) throws DBException {
// does not return null
/* role specified? */
if (role == null) {
throw new DBNotFoundException("Role not specified.");
}
String acctId = role.getAccountID();
String roleId = role.getRoleID();
/* acl-id specified? */
if (StringTools.isBlank(aclId)) {
throw new DBNotFoundException("Acl-ID not specified.");
}
/* get/create role */
RoleAcl roleAcl = null;
RoleAcl.Key aclKey = new RoleAcl.Key(acctId, roleId, aclId);
if (!aclKey.exists()) { // may throw DBException
if (create) {
roleAcl = aclKey.getDBRecord();
roleAcl.setRole(role);
roleAcl.setCreationDefaultValues();
return roleAcl; // not yet saved!
} else {
throw new DBNotFoundException("Acl-ID does not exists '" + aclKey + "'");
}
} else if (create) {
// we've been asked to create the Acl, and it already exists
throw new DBAlreadyExistsException("Acl-ID already exists '" + aclKey + "'");
} else {
roleAcl = RoleAcl.getRoleAcl(role, aclId); // may throw DBException
if (roleAcl == null) {
throw new DBException("Unable to read existing Role-ID '" + aclKey + "'");
}
return roleAcl;
}
}
/* create a new StatusCode */
public static StatusCode createNewStatusCode(Account account, String deviceID, int code)
throws DBException {
/* invalid account */
if (account == null) {
throw new DBException("Invalid/Null Account specified");
}
/* invalid code */
if ((code < 0) || (code > 0xFFFF)) {
throw new DBException("Invalid StatusCode specified");
}
/* default to 'ALL' devices */
if (StringTools.isBlank(deviceID)) {
deviceID = ALL_DEVICES;
}
/* create status code */
StatusCode sc = StatusCode.getStatusCode(account, deviceID, code, true); // does not return null
sc.save();
return sc;
}
/* return string representation of fault code */
public static String GetFaultString(RTProperties fault) {
if (fault != null) {
StringBuffer sb = new StringBuffer();
String type = fault.getString(PROP_TYPE, "");
if (type.equalsIgnoreCase(NAME_J1708)) {
// J1708: type=j1708 mil=1 mid=123 pid=123 fmi=1 count=1 active=false
// SID: "128/s123/1"
// PID: "128/123/1"
boolean active = fault.getBoolean(PROP_ACTIVE, true);
int mid = fault.getInt(PROP_MID, 0);
int fmi = fault.getInt(PROP_FMI, 0);
if (!active) {
sb.append("[");
}
sb.append(mid); // MID
sb.append("/");
if (fault.hasProperty(PROP_SID)) {
int sid = fault.getInt(PROP_SID, 0);
sb.append("s").append(sid); // SID "128/s123/1"
} else {
int pid = fault.getInt(PROP_PID, 0);
sb.append(pid); // PID "128/123/1"
}
sb.append("/");
sb.append(fmi); // FMI
if (!active) {
sb.append("]");
}
return sb.toString();
} else if (type.equalsIgnoreCase(NAME_J1939)) {
// J1939: type=i1939 mil=1 spn=1234 fmi=12 count=1 active=false
// SPN: "128/1"
boolean active = fault.getBoolean(PROP_ACTIVE, true);
int spn = fault.getInt(PROP_SPN, 0);
int fmi = fault.getInt(PROP_FMI, 0);
if (!active) {
sb.append("[");
}
sb.append(spn); // SPN
sb.append("/");
sb.append(fmi); // FMI
if (!active) {
sb.append("]");
}
return sb.toString();
} else if (type.equalsIgnoreCase(NAME_OBDII)) {
// OBDII: type=obdii mil=1 dtc=P0071
// DTC: "P0071" [was "024C"]
boolean active = fault.getBoolean(PROP_ACTIVE, true);
String dtcStr = fault.getString(PROP_DTC, ""); // ie "P0123,P0321,P1234"
if (!StringTools.isBlank(dtcStr)) {
if (!active) {
sb.append("[");
}
sb.append(dtcStr);
if (!active) {
sb.append("]");
}
}
return sb.toString();
} else {
// unrecognized
}
}
return "";
}
public static void main(String argv[]) {
DBConfig.cmdLineInit(argv, true); // main
String accountID = RTConfig.getString(ARG_ACCOUNT, "");
String deviceID = RTConfig.getString(ARG_DEVICE, "");
int statusCode = RTConfig.getInt(ARG_CODE, 0);
boolean anyCode = true; // RTConfig.hasProperty(ARG_ECODE);
/* account-id specified? */
if (StringTools.isBlank(accountID)) {
Print.logError("Account-ID not specified.");
usage();
}
/* get account */
Account account = null;
try {
account = Account.getAccount(accountID); // may throw DBException
if (account == null) {
Print.logError("Account-ID does not exist: " + accountID);
usage();
}
} catch (DBException dbe) {
Print.logException("Error loading Account: " + accountID, dbe);
// dbe.printException();
System.exit(99);
}
/* device-id specified? */
if (StringTools.isBlank(deviceID) || deviceID.startsWith("/")) {
deviceID = ALL_DEVICES;
}
/* check device existance */
if (!deviceID.equals(ALL_DEVICES)) {
try {
Device device = Device.getDevice(account, deviceID); // may throw DBException
if (device == null) {
Print.logError("Device-ID does not exist: " + accountID + " / " + deviceID);
usage();
}
} catch (DBException dbe) {
Print.logException("Error loading Device: " + accountID + " / " + deviceID, dbe);
System.exit(99);
}
}
/* status-code specified? */
if ((statusCode > 0)
&& !anyCode
&& !StatusCodes.IsValid(statusCode, account.getPrivateLabel())) {
Print.logError("Invalid Status Code specified.");
usage();
}
/* statusCode specified? */
if (statusCode <= 0) {
Print.logError("StatusCode not specified.");
usage();
}
/* statusCode exists? */
boolean statusCodeExists = false;
try {
statusCodeExists = StatusCode.exists(accountID, deviceID, statusCode);
} catch (DBException dbe) {
Print.logError(
"Error determining if StatusCode exists: "
+ accountID
+ "/"
+ deviceID
+ "/"
+ statusCode);
System.exit(99);
}
/* option count */
int opts = 0;
/* delete */
if (RTConfig.getBoolean(ARG_DELETE, false)) {
opts++;
if (!statusCodeExists) {
Print.logWarn(
"StatusCode does not exist: " + accountID + "/" + deviceID + "/" + statusCode);
Print.logWarn("Continuing with delete process ...");
}
try {
StatusCode.Key scKey = new StatusCode.Key(accountID, deviceID, statusCode);
scKey.delete(true); // also delete dependencies (if any)
Print.logInfo("StatusCode deleted: " + accountID + "/" + deviceID + "/" + statusCode);
statusCodeExists = false;
} catch (DBException dbe) {
Print.logError(
"Error deleting StatusCode: " + accountID + "/" + deviceID + "/" + statusCode);
dbe.printException();
System.exit(99);
}
System.exit(0);
}
/* create */
if (RTConfig.getBoolean(ARG_CREATE, false)) {
opts++;
if (statusCodeExists) {
Print.logWarn(
"StatusCode already exists: " + accountID + "/" + deviceID + "/" + statusCode);
} else {
try {
StatusCode.createNewStatusCode(account, deviceID, statusCode);
Print.logInfo("Created StatusCode: " + accountID + "/" + deviceID + "/" + statusCode);
statusCodeExists = true;
} catch (DBException dbe) {
Print.logError(
"Error creating StatusCode: " + accountID + "/" + deviceID + "/" + statusCode);
dbe.printException();
System.exit(99);
}
}
}
/* edit */
if (RTConfig.getBoolean(ARG_EDIT, false)) {
opts++;
if (!statusCodeExists) {
Print.logError(
"StatusCode does not exist: " + accountID + "/" + deviceID + "/" + statusCode);
} else {
try {
StatusCode sc =
StatusCode.getStatusCode(account, deviceID, statusCode); // may throw DBException
DBEdit editor = new DBEdit(sc);
editor.edit(); // may throw IOException
} catch (IOException ioe) {
if (ioe instanceof EOFException) {
Print.logError("End of input");
} else {
Print.logError("IO Error");
}
} catch (DBException dbe) {
Print.logError(
"Error editing StatusCode: " + accountID + "/" + deviceID + "/" + statusCode);
dbe.printException();
}
}
System.exit(0);
}
/* list */
if (RTConfig.hasProperty(ARG_LIST)) {
opts++;
String listType = RTConfig.getString(ARG_LIST, null);
// TODO: complete ...
}
/* no options specified */
if (opts == 0) {
Print.logWarn("Missing options ...");
usage();
}
}
/**
* ** Return the 'WHERE' clause for this key [CHECK] ** @param altIndexName The alternate index
* name. If null or blank, uses ** primary keys instead ** @param whereKeyType The where key type.
* One of the constants from DBWhere ** @return The 'WHERE' clause for this key
*/
protected String _getWhereClause(
String altIndexName, int whereKeyType) // boolean fullKeyRequired)
throws DBException {
/* key fields */
boolean usePrimaryKey = StringTools.isBlank(altIndexName);
DBField keyFlds[] = usePrimaryKey ? this.getKeyFields() : this.getAltKeyFields(altIndexName);
if (ListTools.isEmpty(keyFlds)) {
throw new DBException("No keys found!");
}
/* WHERE */
DBWhere dwh = new DBWhere(this.getFactory());
DBFieldValues fldVals = this.getFieldValues();
int keyCnt = 0;
boolean hasPartialKey = false;
for (int i = 0; i < keyFlds.length; i++) {
String fldName = keyFlds[i].getName();
if (fldVals.hasFieldValue(fldName)) {
if (!hasPartialKey || (whereKeyType == DBWhere.KEY_PARTIAL_ALL)) {
String fev = dwh.EQ(fldName, fldVals.getFieldValueAsString(fldName));
if (keyCnt > 0) {
dwh.append(dwh.AND_(fev));
} else {
dwh.append(fev);
}
keyCnt++;
} else {
// whereKeyType == DBWhere.KEY_PARTIAL_FIRST, and we found a subsequent key
String m =
"Additional partial key in 'WHERE' clause! ["
+ this.getTableName()
+ "."
+ fldName
+ "]";
// throw new DBException(m); // TODO:
Print.logWarn("******************************************************************");
Print.logWarn(m);
// Print.logWarn(StringTools.join(keyFlds,","));
// Print.logStackTrace(m);
Print.logWarn("******************************************************************");
}
} else if ((i == 0) && (whereKeyType != DBWhere.KEY_PARTIAL_ALL_EMPTY)) { //
// missing first key
if (keyFlds[i].isAutoIncrement()) {
// first key is an "auto_increment" and it is not present
// assume that we are expecting the DB server to create this value for us, thus the key
// dow not exist
// However, there is nothing we can do about this here.
String m =
"First key field for 'WHERE' clause is 'auto_increment' and field is not present ["
+ this.getTableName()
+ "."
+ fldName
+ "]";
throw new DBException(m);
} else {
String m =
"Missing first key field for 'WHERE' clause! ["
+ this.getTableName()
+ "."
+ fldName
+ "]";
throw new DBException(m);
}
} else if (whereKeyType == DBWhere.KEY_FULL) {
// missing a key when all keys are required
String m = "Missing key for 'WHERE' clause! [" + this.getTableName() + "." + fldName + "]";
throw new DBException(m);
} else {
// only a portion of the key has been specified.
// This is a common occurance deleting an Account/Device with sub-dependencies
// Print.logWarn("Key field not specified: " + this.getTableName() + "." + fldName);
hasPartialKey = true;
}
}
return (keyCnt > 1) ? dwh.WHERE(dwh.toString()) : dwh.WHERE_(dwh.toString());
}
/**
* ** Returns true if the specified key attribute exists in the table ** @param altIndexName The
* alternate index name, or null to use the primary index ** @param whereKeyType The partial key
* match type ** @return True if the specified key attribute exists in the table, false otherwise
*/
protected boolean _exists(String altIndexName, int whereKeyType)
throws SQLException, DBException {
/* key fields */
boolean usePrimaryKey = StringTools.isBlank(altIndexName);
DBField kfld[] = usePrimaryKey ? this.getKeyFields() : this.getAltKeyFields(altIndexName);
if (ListTools.isEmpty(kfld)) {
throw new DBException("No keys found!");
}
/* check last key for "auto_increment" */
if (whereKeyType == DBWhere.KEY_FULL) {
DBField lastField = kfld[kfld.length - 1];
if (lastField.isAutoIncrement()
&& !this.getFieldValues().hasFieldValue(lastField.getName())) {
// full key requested and last key is auto_increment, which is missing
return false;
}
}
// DBSelect: SELECT <Keys> FROM <TableName> <KeyWhere>
String firstKey = kfld[0].getName();
DBSelect<gDBR> dsel = new DBSelect<gDBR>(this.getFactory());
dsel.setSelectedFields(firstKey);
dsel.setWhere(this._getWhereClause(altIndexName, whereKeyType));
/* get keyed record */
DBConnection dbc = null;
Statement stmt = null;
ResultSet rs = null;
boolean exists = false;
try {
dbc = DBConnection.getDefaultConnection();
stmt = dbc.execute(dsel.toString()); // may throw DBException
rs = stmt.getResultSet();
exists = rs.next();
} catch (SQLException sqe) {
if (sqe.getErrorCode() == DBFactory.SQLERR_TABLE_NOTLOCKED) {
// MySQL: This case has been seen on rare occasions. Not sure what causes it.
Print.logError("SQL Lock Error: " + sqe);
Print.logError("Hackery! Forcing lock on table: " + this.getTableName());
if (DBProvider.lockTableForRead(this.getTableName(), true)) { // may throw DBException
stmt = dbc.execute(dsel.toString()); // may throw SQLException, DBException
rs = stmt.getResultSet(); // SQLException
exists = rs.next(); // SQLException
DBProvider.unlockTables(); // DBException
}
} else {
throw sqe;
}
} finally {
if (rs != null) {
try {
rs.close();
} catch (Throwable t) {
}
}
if (stmt != null) {
try {
stmt.close();
} catch (Throwable t) {
}
}
DBConnection.release(dbc);
}
return exists;
}