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45 lines
1.4 KiB
Java
45 lines
1.4 KiB
Java
/*
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* Copyright 2011, Mysema Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.mysema.query.sql;
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import com.google.common.collect.ImmutableList;
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import com.mysema.query.types.Expression;
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import com.mysema.query.types.Operator;
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import com.mysema.query.types.expr.SimpleOperation;
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/**
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* WindowOver is the first part of a WindowFunction construction
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*
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* @author tiwe
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*
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* @param <T>
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*/
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public class WindowOver<T> extends SimpleOperation<T> {
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private static final long serialVersionUID = 464583892898579544L;
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public WindowOver(Class<T> type, Operator<? super T> op) {
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super(type, op, ImmutableList.<Expression<?>>of());
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}
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public WindowOver(Class<T> type, Operator<? super T> op, Expression<?> arg) {
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super(type, op, ImmutableList.<Expression<?>>of(arg));
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}
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public WindowFunction<T> over() {
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return new WindowFunction<T>(this);
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}
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}
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