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/* * Hibernate, Relational Persistence for Idiomatic Java * * License: GNU Lesser General Public License (LGPL), version 2.1 or later. * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>. */ package org.hibernate.criterion; /** * Factory class for criterion instances that represent expressions * involving subqueries. * * @see Restrictions * @see Projection * @see org.hibernate.Criteria * * @author Gavin King * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com) */ @SuppressWarnings({ "UnusedDeclaration" }) public class Subqueries { /** * Creates a criterion which checks for the existence of rows in the subquery result * * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see ExistsSubqueryExpression */ public static Criterion exists(DetachedCriteria dc) { return new ExistsSubqueryExpression("exists", dc); } /** * Creates a criterion which checks for the non-existence of rows in the subquery result * * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see ExistsSubqueryExpression */ public static Criterion notExists(DetachedCriteria dc) { return new ExistsSubqueryExpression("not exists", dc); } /** * Creates a criterion which checks that the value of a given property equals ALL the values in the * subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyEqAll(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "=", "all", dc); } /** * Creates a criterion which checks that the value of a given property is greater-than ALL the values in the * subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyGtAll(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">", "all", dc); } /** * Creates a criterion which checks that the value of a given property is less-than ALL the values in the * subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyLtAll(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<", "all", dc); } /** * Creates a criterion which checks that the value of a given property is greater-than-or-equal-to ALL the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyGeAll(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">=", "all", dc); } /** * Creates a criterion which checks that the value of a given property is less-than-or-equal-to ALL the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyLeAll(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<=", "all", dc); } /** * Creates a criterion which checks that the value of a given property is greater-than SOME of the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyGtSome(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">", "some", dc); } /** * Creates a criterion which checks that the value of a given property is less-than SOME of the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyLtSome(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<", "some", dc); } /** * Creates a criterion which checks that the value of a given property is greater-than-or-equal-to SOME of the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyGeSome(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">=", "some", dc); } /** * Creates a criterion which checks that the value of a given property is less-than-or-equal-to SOME of the * values in the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyLeSome(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<=", "some", dc); } /** * Creates a criterion which checks that the value of a given property is in the set of values in the * subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyIn(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "in", null, dc); } /** * Creates a criterion which checks that the value of a given property is not-in the set of values in * the subquery result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyNotIn(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "not in", null, dc); } /** * Creates a criterion which checks that the value of a given property as being equal to the set of values in * the subquery result. The implication is that the subquery returns a single result.. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyEq(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "=", null, dc); } /** * Creates a criterion which checks that the value of a given property is not equal to the value in the * subquery result. The assumption is that the subquery returns a single result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression */ public static Criterion propertyNe(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<>", null, dc); } /** * Creates a criterion which checks that the value of a given property is greater-than the value in the * subquery result. The assumption is that the subquery returns a single result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression * @see #propertyGtAll * @see #propertyGtSome */ public static Criterion propertyGt(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">", null, dc); } /** * Creates a criterion which checks that the value of a given property is less-than the value in the * subquery result. The assumption is that the subquery returns a single result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression * @see #propertyLtAll * @see #propertyLtSome */ public static Criterion propertyLt(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<", null, dc); } /** * Creates a criterion which checks that the value of a given property is greater-than-or-equal-to the value * in the subquery result. The assumption is that the subquery returns a single result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression * @see #propertyGeAll * @see #propertyGeSome */ public static Criterion propertyGe(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, ">=", null, dc); } /** * Creates a criterion which checks that the value of a given property is less-than-or-equal-to the value * in the subquery result. The assumption is that the subquery returns a single result. * * @param propertyName The name of the property to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertySubqueryExpression * @see #propertyLeAll * @see #propertyLeSome */ public static Criterion propertyLe(String propertyName, DetachedCriteria dc) { return new PropertySubqueryExpression(propertyName, "<=", null, dc); } /** * Creates a criterion which checks that the value of multiple given properties as being equal to the set of * values in the subquery result. The implication is that the subquery returns a single result. This form is * however implicitly using tuple comparisons * * @param propertyNames The names of the properties to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertiesSubqueryExpression */ public static Criterion propertiesEq(String[] propertyNames, DetachedCriteria dc) { return new PropertiesSubqueryExpression(propertyNames, "=", dc); } /** * Creates a criterion which checks that the value of multiple given properties as being not-equal to the set of * values in the subquery result. The assumption is that the subquery returns a single result. This form is * however implicitly using tuple comparisons * * @param propertyNames The names of the properties to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertiesSubqueryExpression */ public static Criterion propertiesNotEq(String[] propertyNames, DetachedCriteria dc) { return new PropertiesSubqueryExpression(propertyNames, "<>", dc); } /** * Creates a criterion which checks that the value of multiple given properties as being in to the set of * values in the subquery result. This form is implicitly using tuple comparisons * * @param propertyNames The names of the properties to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertiesSubqueryExpression */ public static Criterion propertiesIn(String[] propertyNames, DetachedCriteria dc) { return new PropertiesSubqueryExpression(propertyNames, "in", dc); } /** * Creates a criterion which checks that the value of multiple given properties as being not-in to the set of * values in the subquery result. This form is implicitly using tuple comparisons * * @param propertyNames The names of the properties to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see PropertiesSubqueryExpression */ public static Criterion propertiesNotIn(String[] propertyNames, DetachedCriteria dc) { return new PropertiesSubqueryExpression(propertyNames, "not in", dc); } /** * Creates a criterion which checks that the value of a literal equals ALL the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion eqAll(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "=", "all", dc); } /** * Creates a criterion which checks that the value of a literal is greater-than ALL the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion gtAll(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">", "all", dc); } /** * Creates a criterion which checks that the value of a literal is less-than ALL the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion ltAll(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<", "all", dc); } /** * Creates a criterion which checks that the value of a literal is greater-than-or-equal-to ALL the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion geAll(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">=", "all", dc); } /** * Creates a criterion which checks that the value of a literal is less-than-or-equal-to ALL the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion leAll(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<=", "all", dc); } /** * Creates a criterion which checks that the value of a literal is greater-than SOME of the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion gtSome(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">", "some", dc); } /** * Creates a criterion which checks that the value of a literal is less-than SOME of the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion ltSome(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<", "some", dc); } /** * Creates a criterion which checks that the value of a literal is greater-than-or-equal-to SOME of the values * in the subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion geSome(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">=", "some", dc); } /** * Creates a criterion which checks that the value of a literal is less-than-or-equal-to SOME of the values * in the subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion leSome(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<=", "some", dc); } /** * Creates a criterion which checks that the value of a literal is IN the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion in(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "in", null, dc); } /** * Creates a criterion which checks that the value of a literal is NOT IN the values in the * subquery result. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion notIn(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "not in", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being equal to the value in * the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion eq(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "=", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being not-equal to the value in * the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion ne(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<>", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being greater-than the value in * the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion gt(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being less-than the value in * the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion lt(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being greater-than-or-equal-to the * value in the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion ge(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, ">=", null, dc); } /** * Creates a criterion which checks that the value of a given literal as being less-than-or-equal-to the * value in the subquery result. The implication is that the subquery returns a single result.. * * @param value The literal value to use in comparison * @param dc The detached criteria representing the subquery * * @return The Criterion * * @see SimpleSubqueryExpression */ public static Criterion le(Object value, DetachedCriteria dc) { return new SimpleSubqueryExpression(value, "<=", null, dc); } private Subqueries() { } }