// helper method
protected void doUpdate(Database db, Tuple request)
throws DatabaseException, IOException, ParseException {
Entity entity = getModel().create();
ScreenMessage msg = null;
try {
entity.set(request, false);
int updatedRows = db.update(entity);
msg = new ScreenMessage("UPDATE SUCCESS: affected " + updatedRows, null, true);
} catch (Exception e) {
logger.error("doUpdate(): " + e);
e.printStackTrace();
msg = new ScreenMessage("UPDATE FAILED: " + e.getMessage(), null, false);
}
getModel().getMessages().add(msg);
if (msg.isSuccess()) {
pager.setDirty(true);
// resetChildren();
}
}
/**
* Helper function to add a record from UI
*
* @param request
* @return true if add was successfull, false if it wassen't
* @throws ParseException
* @throws DatabaseException
* @throws IOException
*/
public boolean doAdd(Database db, Tuple request)
throws ParseException, DatabaseException, IOException {
ScreenMessage msg = null;
Entity entity = getModel().create();
boolean result = false;
try {
db.beginTx();
entity.set(request, false);
int updatedRows = 0;
if (request.getObject(FormModel.INPUT_BATCHADD) != null
&& request.getInt(FormModel.INPUT_BATCHADD) > 1) {
// batch
int i;
for (i = 0; i < request.getInt(FormModel.INPUT_BATCHADD); i++) {
updatedRows += db.add(entity);
}
} else {
updatedRows = db.add(entity);
}
db.commitTx();
msg = new ScreenMessage("ADD SUCCESS: affected " + updatedRows, null, true);
result = true;
// navigate to newly added record
pager.last(db);
} catch (Exception e) {
db.rollbackTx();
msg = new ScreenMessage("ADD FAILED: " + e.getMessage(), null, false);
result = false;
}
getModel().getMessages().add(msg);
/* make sure the user sees the newly added record(s) */
// view.setMode(FormScreen.Mode.RECORD_VIEW);
// pager.setLimit(1);
pager.resetOrderBy();
pager.last(db);
// should reset to an order that shows the record on the end
return result;
}
private static void showSelectFilterDialogForEntity(Entity entity, PrintWriter out, Database db) {
logger.debug("show 'set filters' dialogue");
out.println("<html><body>");
out.println(
"<head><script src=\"../../../res/scripts/rest.js\" language=\"javascript\"></script></head>");
out.println("<h1>REST url wizard:</h1>");
out.println("Step 2: choose filters<br>");
out.println("<form>");
out.println(
"You choose to use the REST interface for retrieval of '"
+ entity.getClass().getName()
+ "' data. (<a href=\"../find\">back</a>)<br><br> Here you can add filters:<br>");
SelectInput fieldInput = new SelectInput("field", null);
fieldInput.setOptions(entity.getFields().toArray(new String[entity.getFields().size()]));
SelectInput operatorInput = new SelectInput("operator", null);
List<String> operators = new ArrayList<String>();
operators.add(QueryRule.Operator.EQUALS.toString());
operators.add(QueryRule.Operator.GREATER_EQUAL.toString());
operators.add(QueryRule.Operator.NOT.toString());
operators.add(QueryRule.Operator.LESS.toString());
operators.add(QueryRule.Operator.LESS_EQUAL.toString());
operators.add(QueryRule.Operator.LIKE.toString());
operatorInput.setOptions(operators.toArray(new String[operators.size()]));
StringInput valueInput = new StringInput("value", null);
out.println(fieldInput.getHtml() + operatorInput.getHtml() + valueInput.getHtml());
out.println("<br>");
out.println(fieldInput.getHtml() + operatorInput.getHtml() + valueInput.getHtml());
out.println("<br>");
out.println(
"<input type=\"submit\" value=\"generate url\" onclick=\"generateRestUrl(this.form.elements); return false\">");
out.println("TIP: notice how the url is bookmarkeable for future downloads!");
out.println("TIP: click 'save as...' and name it as '.txt' file.");
out.println("</form></body></html>");
}
// helper method
protected void doRemove(Database db, Tuple request)
throws DatabaseException, ParseException, IOException {
Entity entity = getModel().create();
ScreenMessage msg = null;
try {
entity.set(request);
int updatedRows = db.remove(entity);
if (updatedRows > 0)
msg = new ScreenMessage("REMOVE SUCCESS: affected " + updatedRows, null, true);
else msg = new ScreenMessage("REMOVE FAILED: call system administrator", null, false);
} catch (Exception e) {
msg = new ScreenMessage("REMOVE FAILED: " + e.getMessage(), null, false);
}
getModel().getMessages().add(msg);
// **make sure the user sees a record**/
if (msg.isSuccess()) {
pager.prev(db);
// resetChildren();
}
}
