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org.hibernate.envers.query.criteria.AuditFunction Maven / Gradle / Ivy
/*
* 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.envers.query.criteria;
import java.util.List;
import java.util.Map;
import org.hibernate.envers.boot.internal.EnversService;
import org.hibernate.envers.internal.entities.EntityInstantiator;
import org.hibernate.envers.internal.reader.AuditReaderImplementor;
import org.hibernate.envers.internal.tools.query.QueryBuilder;
import org.hibernate.envers.query.criteria.internal.FunctionFunctionAuditExpression;
import org.hibernate.envers.query.criteria.internal.PropertyFunctionAuditExpression;
import org.hibernate.envers.query.criteria.internal.SimpleFunctionAuditExpression;
import org.hibernate.envers.query.projection.AuditProjection;
/**
* Create restrictions or projections using a function.
*
* @author Felix Feisst (feisst dot felix at gmail dot com)
*/
public class AuditFunction implements AuditProjection {
private final String function;
private final List arguments;
public AuditFunction(String function, List arguments) {
this.function = function;
this.arguments = arguments;
}
public String getFunction() {
return function;
}
public List getArguments() {
return arguments;
}
/**
* Apply an "equal" constraint
*/
public AuditCriterion eq(Object value) {
return new SimpleFunctionAuditExpression( this, value, "=" );
}
/**
* Apply a "not equal" constraint
*/
public AuditCriterion ne(Object value) {
return new SimpleFunctionAuditExpression( this, value, "<>" );
}
/**
* Apply a "like" constraint
*/
public AuditCriterion like(Object value) {
return new SimpleFunctionAuditExpression( this, value, " like " );
}
/**
* Apply a "like" constraint
*/
public AuditCriterion like(String value, MatchMode matchMode) {
return new SimpleFunctionAuditExpression( this, matchMode.toMatchString( value ), " like " );
}
/**
* Apply a "greater than" constraint
*/
public AuditCriterion gt(Object value) {
return new SimpleFunctionAuditExpression( this, value, ">" );
}
/**
* Apply a "less than" constraint
*/
public AuditCriterion lt(Object value) {
return new SimpleFunctionAuditExpression( this, value, "<" );
}
/**
* Apply a "less than or equal" constraint
*/
public AuditCriterion le(Object value) {
return new SimpleFunctionAuditExpression( this, value, "<=" );
}
/**
* Apply a "greater than or equal" constraint
*/
public AuditCriterion ge(Object value) {
return new SimpleFunctionAuditExpression( this, value, ">=" );
}
/**
* Apply an "equal" constraint to a property
*/
public AuditCriterion eqProperty(String propertyName) {
return eqProperty( null, propertyName );
}
/**
* Apply an "equal" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion eqProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, "=" );
}
/**
* Apply a "not equal" constraint to a property
*/
public AuditCriterion neProperty(String propertyName) {
return neProperty( null, propertyName );
}
/**
* Apply a "not equal" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion neProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, "<>" );
}
/**
* Apply a "less than" constraint to a property
*/
public AuditCriterion ltProperty(String propertyName) {
return ltProperty( null, propertyName );
}
/**
* Apply a "less than" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion ltProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, "<" );
}
/**
* Apply a "less than or equal" constraint to a property
*/
public AuditCriterion leProperty(String propertyName) {
return leProperty( null, propertyName );
}
/**
* Apply a "less than or equal" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion leProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, "<=" );
}
/**
* Apply a "greater than" constraint to a property
*/
public AuditCriterion gtProperty(String propertyName) {
return gtProperty( null, propertyName );
}
/**
* Apply a "greater than" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion gtProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, ">" );
}
/**
* Apply a "greater than or equal" constraint to a property
*/
public AuditCriterion geProperty(String propertyName) {
return geProperty( null, propertyName );
}
/**
* Apply a "greater than or equal" constraint to a property
*
* @param alias the alias of the entity which owns the property.
*/
public AuditCriterion geProperty(String alias, String propertyName) {
return new PropertyFunctionAuditExpression( this, alias, propertyName, ">=" );
}
/**
* Apply an "equal" constraint to another function
*/
public AuditCriterion eqFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, "=" );
}
/**
* Apply a "not equal" constraint to another function
*/
public AuditCriterion neFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, "<>" );
}
/**
* Apply a "less than" constraint to another function
*/
public AuditCriterion ltFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, "<" );
}
/**
* Apply a "less than or equal" constraint to another function
*/
public AuditCriterion leFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, "<=" );
}
/**
* Apply a "greater than" constraint to another function
*/
public AuditCriterion gtFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, ">" );
}
/**
* Apply a "greater than or equal" constraint to another function
*/
public AuditCriterion geFunction(AuditFunction otherFunction) {
return new FunctionFunctionAuditExpression( this, otherFunction, ">=" );
}
@Override
public void addProjectionToQuery(
EnversService enversService,
AuditReaderImplementor auditReader,
Map aliasToEntityNameMap,
Map aliasToComponentPropertyNameMap,
String baseAlias,
QueryBuilder queryBuilder) {
queryBuilder.addProjection(
enversService.getConfig(),
aliasToEntityNameMap,
aliasToComponentPropertyNameMap,
this
);
}
@Override
public Object convertQueryResult(EnversService enversService, EntityInstantiator entityInstantiator,
String entityName, Number revision, Object value) {
return value;
}
@Override
public String getAlias(String baseAlias) {
return baseAlias;
}
}
