org.hibernate.testing.junit5.DialectFeatureChecks Maven / Gradle / Ivy

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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 .
 */
package org.hibernate.testing.junit5;

import org.hibernate.dialect.Dialect;


/**
 * Container class for different implementation of the {@link DialectFeatureCheck} interface.
 *
 * @author Hardy Ferentschik
 * @author Steve Ebersole
 */
abstract public class DialectFeatureChecks {
	public static class SupportsSequences implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsSequences();
		}
	}

	public static class SupportsExpectedLobUsagePattern implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsExpectedLobUsagePattern();
		}
	}

	public static class UsesInputStreamToInsertBlob implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.useInputStreamToInsertBlob();
		}
	}

	public static class SupportsIdentityColumns implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.getIdentityColumnSupport().supportsIdentityColumns();
		}
	}

	public static class SupportsColumnCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsColumnCheck();
		}
	}

	public static class SupportsEmptyInListCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsEmptyInList();
		}
	}

	public static class CaseSensitiveCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.areStringComparisonsCaseInsensitive();
		}
	}

	public static class SupportsResultSetPositioningOnForwardOnlyCursorCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsResultSetPositionQueryMethodsOnForwardOnlyCursor();
		}
	}

	public static class SupportsCascadeDeleteCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsCascadeDelete();
		}
	}

	public static class SupportsCircularCascadeDeleteCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsCircularCascadeDeleteConstraints();
		}
	}

	public static class SupportsUnboundedLobLocatorMaterializationCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsExpectedLobUsagePattern() && dialect.supportsUnboundedLobLocatorMaterialization();
		}
	}

	public static class SupportSubqueryAsLeftHandSideInPredicate implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsSubselectAsInPredicateLHS();
		}
	}

	public static class SupportLimitCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsLimit();
		}
	}

	public static class SupportLimitAndOffsetCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsLimit() && dialect.supportsLimitOffset();
		}
	}

	public static class SupportsParametersInInsertSelectCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsParametersInInsertSelect();
		}
	}

	public static class HasSelfReferentialForeignKeyBugCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.hasSelfReferentialForeignKeyBug();
		}
	}

	public static class SupportsRowValueConstructorSyntaxCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsRowValueConstructorSyntax();
		}
	}

	public static class SupportsRowValueConstructorSyntaxInInListCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsRowValueConstructorSyntaxInInList();
		}
	}

	public static class DoesReadCommittedCauseWritersToBlockReadersCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.doesReadCommittedCauseWritersToBlockReaders();
		}
	}

	public static class DoesReadCommittedNotCauseWritersToBlockReadersCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return ! dialect.doesReadCommittedCauseWritersToBlockReaders();
		}
	}

	public static class DoesRepeatableReadCauseReadersToBlockWritersCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.doesRepeatableReadCauseReadersToBlockWriters();
		}
	}

	public static class DoesRepeatableReadNotCauseReadersToBlockWritersCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return ! dialect.doesRepeatableReadCauseReadersToBlockWriters();
		}
	}

	public static class SupportsExistsInSelectCheck implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsExistsInSelect();
		}
	}
	
	public static class SupportsLobValueChangePropogation implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsLobValueChangePropogation();
		}
	}
	
	public static class SupportsLockTimeouts implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsLockTimeouts();
		}
	}

	public static class DoubleQuoteQuoting implements DialectFeatureCheck {
		@Override
		public boolean apply(Dialect dialect) {
			return '\"' == dialect.openQuote() && '\"' == dialect.closeQuote();
		}
	}

	public static class SupportSchemaCreation implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.canCreateSchema();
		}
	}

	public static class SupportCatalogCreation implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.canCreateCatalog();
		}
	}

	public static class DoesNotSupportRowValueConstructorSyntax implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsRowValueConstructorSyntax() == false;
		}
	}

	public static class DoesNotSupportFollowOnLocking implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return !dialect.useFollowOnLocking( null, null );
		}
	}

	public static class SupportPartitionBy implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.supportsPartitionBy();
		}
	}

	public static class SupportDropConstraints implements DialectFeatureCheck {
		public boolean apply(Dialect dialect) {
			return dialect.dropConstraints();
		}
	}
}