@CliCommand(value = "columns", help = "list all streams querys into engine")
public String listQuerys(
@CliOption(
key = {"stream"},
help = "The stream name",
mandatory = true,
optionContext = "stream")
final String streamName) {
// XXX create new renderer to render this table
try {
List<ColumnNameTypeValue> columnsValues = ssaw.api().columnsFromStream(streamName);
List<String> columns = Arrays.asList("Column", "Type");
List<Map<String, Object>> data = new ArrayList<>();
for (ColumnNameTypeValue columnValue : columnsValues) {
Map<String, Object> row = new HashMap<>();
row.put("Column", columnValue.getColumn());
row.put("Type", columnValue.getType());
data.add(row);
}
return TableRenderer.renderMapDataAsTable(data, columns);
} catch (StratioStreamingException e) {
throw new StreamingShellException(e);
}
}
@CliCommand(value = "insert", help = "insert events into existing stream")
public String insert(
@CliOption(
key = {"stream"},
help = "The stream name",
mandatory = true,
optionContext = "stream")
final String streamName,
@CliOption(
key = {"values"},
help =
"Values to add. Comma seaparated name.value fields. Example: 'id.345,name.Test test test,age.26,date.1401198535",
mandatory = true)
final ColumnNameValueList columns) {
try {
ssaw.api().insertData(streamName, columns);
return "Added an event to stream ".concat(streamName).concat(" correctly");
} catch (StratioStreamingException e) {
throw new StreamingShellException(e);
}
}
@CliCommand(value = "alter", help = "alter existing stream")
public String alter(
@CliOption(
key = {"stream"},
help = "The stream name",
mandatory = true,
optionContext = "stream")
final String streamName,
@CliOption(
key = {"definition"},
help =
"Stream definition to add. Comma seaparated name.type fields. Example: 'id.integer,name.string,age.integer,date.long",
mandatory = true)
final ColumnNameTypeList columns) {
try {
ssaw.api().alterStream(streamName, columns);
return "Stream ".concat(streamName).concat(" altered correctly");
} catch (StratioStreamingException e) {
throw new StreamingShellException(e);
}
}