@Override
public NumbersRecord readItem() throws Exception {
int i = readerIndex;
// Throw an exception when forcedFailCount is reached
if (forcedFailCount != 0 && readerIndex >= forcedFailCount) {
forcedFailCount = 0;
failindex = readerIndex;
testState = STATE_RETRY;
Reporter.log("Fail on purpose NumbersRecord.readItem<p>");
throw new MyParentException("Fail on purpose in NumbersRecord.readItem()");
}
if (testState == STATE_RETRY) {
if (stepCtx.getProperties().getProperty("retry.read.exception.invoked") != "true") {
Reporter.log("onRetryReadException not invoked<p>");
throw new Exception("onRetryReadException not invoked");
}
if (stepCtx.getProperties().getProperty("retry.read.exception.match") != "true") {
Reporter.log("retryable exception does not match");
throw new Exception("retryable exception does not match");
}
testState = STATE_NORMAL;
}
if (readerIndex > 5) {
return null;
}
Connection connection = null;
PreparedStatement statement = null;
ResultSet rs = null;
try {
connection = RetryConnectionHelper.getConnection(dataSource);
statement = connection.prepareStatement(RetryConnectionHelper.SELECT_NUMBERS);
statement.setInt(1, readerIndex);
rs = statement.executeQuery();
int quantity = -1;
while (rs.next()) {
quantity = rs.getInt("quantity");
}
readerIndex++;
return new NumbersRecord(i, quantity);
} catch (SQLException e) {
throw e;
} finally {
RetryConnectionHelper.cleanupConnection(connection, rs, statement);
}
}
@Override
public Serializable checkpointInfo() throws Exception {
NumbersCheckpointData _chkptData = new NumbersCheckpointData();
_chkptData.setCount(readerIndex);
stepCtx.getProperties().setProperty("checkpoint.index", Integer.toString(readerIndex));
return _chkptData;
}
public void open(Serializable cpd) throws NamingException {
InventoryCheckpointData checkpointData = (InventoryCheckpointData) cpd;
InitialContext ctx = new InitialContext();
dataSource = (DataSource) ctx.lookup(ConnectionHelper.jndiName);
if (cpd != null) {
this.readerIndex = checkpointData.getInventoryCount();
stepCtx.getProperties().setProperty("init.checkpoint", this.readerIndex + "");
}
}
public void open(Serializable cpd) throws NamingException {
NumbersCheckpointData numbersCheckpointData = (NumbersCheckpointData) cpd;
forcedFailCount = Integer.parseInt(forcedFailCountProp);
InitialContext ctx = new InitialContext();
dataSource = (DataSource) ctx.lookup(RetryConnectionHelper.jndiName);
if (cpd != null) {
forcedFailCount = 0;
this.readerIndex = numbersCheckpointData.getCount();
stepCtx.getProperties().setProperty("init.checkpoint", this.readerIndex + "");
}
}
