Method getOperatorForAlias

src/org/apache/pig/PigServer.java:1502–1511

(String alias)

    }

    private LogicalRelationalOperator getOperatorForAlias(String alias) throws IOException {
        buildStorePlan (alias);
        LogicalRelationalOperator op = (LogicalRelationalOperator)currDAG.getOperator( alias );
        if( op == null ) {
            int errCode = 1005;
            String msg = "No plan for " + alias + " to describe";
            throw new FrontendException(msg, errCode, PigException.INPUT, false, null);
        }
        return op;
    }

    /**
     * Returns data associated with LogicalPlan. It makes