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/*
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* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package jdk.incubator.sql2;
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/**
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* A PrimitiveOperation can be submitted, nothing more. Used only by
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* {@link OperationGroup#catchOperation} and as a supertype to {@link Operation}.
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*
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* References in JavaDoc to the "collection of Operations" and "member
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* Operations" should be understood to include PrimitiveOperations. The
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* distinction between {@link Operation} and {@code PrimitiveOperation} in the
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* API is strictly followed as it enables the compiler to catch a significant
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* class of errors. The two types are not distinguished in the JavaDoc as making
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* such a distinction would not add clarity.
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*
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* @see Operation
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* @see OperationGroup#catchOperation
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*/
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public interface PrimitiveOperation<T> {
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/**
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* Add this {@code PrimitiveOperation} to the tail of the {@link Operation}
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56824
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* collection of the {@link Session} that created this
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* {@code PrimitiveOperation}. A {@code PrimitiveOperation} can be submitted
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* only once. Once a {@code PrimitiveOperation} is submitted it is immutable.
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* Any attempt to modify a submitted {@code PrimitiveOperation} will throw
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* {@link IllegalStateException}.
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*
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* @return a {@link Submission} for this {@code PrimitiveOperation}
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* @throws IllegalStateException if this method is called more than once on
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* this {@code PrimitiveOperation}
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*/
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Submission<T> submit();
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}
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