final IfElseBlock ifBlock = IfElseBlock.remove(ctx);
final BatchManager batchManager = ctx.getBatchManager();
if(!batchManager.isBatchActive()) {
if(ifBlock.isInIf()) {
throw new CommandLineException("if block did not activate batch mode.");
} else {
throw new CommandLineException("else block did not activate batch mode.");
}
}
final Batch batch = batchManager.getActiveBatch();
batchManager.discardActiveBatch();
final ModelControllerClient client = ctx.getModelControllerClient();
if(client == null) {
throw new CommandLineException("The connection to the controller has not been established.");
}
final ModelNode conditionRequest = ifBlock.getConditionRequest();
if(conditionRequest == null) {
throw new CommandLineException("The condition request is not available.");
}
final Operation expression = ifBlock.getConditionExpression();
if(expression == null) {
throw new CommandLineException("The if expression is not available.");
}
ModelNode targetValue;
try {
targetValue = client.execute(conditionRequest);
} catch (IOException e) {
throw new CommandLineException("condition request failed", e);
}
final Object value = expression.resolveValue(ctx, targetValue);
if(value == null) {
throw new CommandLineException("if expression resolved to a null");
}
if(Boolean.TRUE.equals(value)) {
ModelNode ifRequest = ifBlock.getIfRequest();
if(ifRequest == null) {
if(batch.size() == 0) {
throw new CommandLineException("if request is missing.");
}
ifRequest = batch.toRequest();
}
try {
final ModelNode response = client.execute(ifRequest);
if(!Util.isSuccess(response)) {
new CommandLineException("if request failed: " + Util.getFailureDescription(response));
}
} catch (IOException e) {
throw new CommandLineException("if request failed", e);
}
} else if(ifBlock.isInElse()) {
if(batch.size() == 0) {
throw new CommandLineException("else block is empty.");
}
try {
final ModelNode response = client.execute(batch.toRequest());
if(!Util.isSuccess(response)) {
throw new CommandLineException("else request failed: " + Util.getFailureDescription(response));
}
} catch (IOException e) {
throw new CommandLineException("else request failed", e);
}
}
}