internal static SqlString[] GetColumnNamesUsingProjection(IProjection projection, ICriteriaQuery criteriaQuery, ICriteria criteria,
IDictionary <string, IFilter> enabledFilters)
{
SqlString sqlString = projection.ToSqlString(criteria,
criteriaQuery.GetIndexForAlias(),
criteriaQuery,
enabledFilters);
return(new SqlString[]
{
SqlStringHelper.RemoveAsAliasesFromSql(sqlString)
});
}
/// <summary>
/// Generate a sequence of <c>LEFT OUTER JOIN</c> clauses for the given associations.
/// </summary>
protected JoinFragment MergeOuterJoins(IList <OuterJoinableAssociation> associations)
{
JoinFragment outerjoin = Dialect.CreateOuterJoinFragment();
var sortedAssociations = GetSortedAssociations(associations);
OuterJoinableAssociation last = null;
foreach (OuterJoinableAssociation oj in sortedAssociations)
{
if (last != null && last.IsManyToManyWith(oj))
{
oj.AddManyToManyJoin(outerjoin, (IQueryableCollection)last.Joinable);
}
else
{
// NH Different behavior : NH1179 and NH1293
// Apply filters for entity joins and Many-To-One associations
SqlString filter = null;
var enabledFiltersForJoin = oj.ForceFilter ? enabledFilters : enabledFiltersForManyToOne;
if (oj.ForceFilter || enabledFiltersForJoin.Count > 0)
{
string manyToOneFilterFragment = oj.Joinable.FilterFragment(oj.RHSAlias, enabledFiltersForJoin);
bool joinClauseDoesNotContainsFilterAlready =
oj.On?.IndexOfCaseInsensitive(manyToOneFilterFragment) == -1;
if (joinClauseDoesNotContainsFilterAlready)
{
filter = new SqlString(manyToOneFilterFragment);
}
}
if (TableGroupJoinHelper.ProcessAsTableGroupJoin(new[] { oj }, new[] { oj.On, filter }, true, outerjoin, alias => true, factory))
{
continue;
}
oj.AddJoins(outerjoin);
// Ensure that the join condition is added to the join, not the where clause.
// Adding the condition to the where clause causes left joins to become inner joins.
if (SqlStringHelper.IsNotEmpty(filter))
{
outerjoin.AddFromFragmentString(filter);
}
}
last = oj;
}
return(outerjoin);
}
internal static SqlString[] GetColumnNamesUsingProjection(IProjection projection, ICriteriaQuery criteriaQuery, ICriteria criteria)
{
if (projection is IPropertyProjection propertyProjection)
{
return(GetColumnNamesUsingPropertyName(criteriaQuery, criteria, propertyProjection.PropertyName));
}
SqlString sqlString = projection.ToSqlString(criteria,
criteriaQuery.GetIndexForAlias(),
criteriaQuery);
return(new SqlString[]
{
SqlStringHelper.RemoveAsAliasesFromSql(sqlString)
});
}
public override SqlString ToSqlString(ICriteria criteria, int position, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
ISessionFactoryImplementor factory = criteriaQuery.Factory;
SqlType[] sqlTypeCodes = type.SqlTypes(factory);
if (sqlTypeCodes.Length != 1)
{
throw new QueryException("invalid Hibernate type for CastProjection");
}
string sqlType = factory.Dialect.GetCastTypeName(sqlTypeCodes[0]);
int loc = position * GetHashCode();
SqlString val = projection.ToSqlString(criteria, loc, criteriaQuery, enabledFilters);
val = SqlStringHelper.RemoveAsAliasesFromSql(val);
return(new SqlString("cast( ", val, " as ", sqlType, ") as ", GetColumnAliases(position)[0]));
}
public List <TestModel> GetModel(TestSearchModel searchModel)
{
string sql = @"
SELECT RoleNo ,
RoleName ,
RoleDescription ,
Status
FROM dbo.WmsRole (NOLOCK)
WHERE 1 = 1 {0}
";
List <SqlParameter> parameterList = new List <SqlParameter>();
StringBuilder sbWhere = new StringBuilder();
SqlStringHelper.CreateSqlWhereAndPara(searchModel.RoleNo, SqlDbType.VarChar, "RoleNo", "RoleNo", ref sbWhere, ref parameterList);
SqlStringHelper.CreateSqlWhereAndPara(searchModel.RoleName, SqlDbType.VarChar, "RoleName", "RoleName", ref sbWhere, ref parameterList);
sql = string.Format(sql, sbWhere);
return(ExecList <TestModel>(sql, false, parameterList));
}
public OuterJoinableAssociation(IAssociationType joinableType, String lhsAlias, String[] lhsColumns, String rhsAlias,
JoinType joinType, SqlString withClause, ISessionFactoryImplementor factory,
IDictionary <string, IFilter> enabledFilters)
{
this.joinableType = joinableType;
this.lhsAlias = lhsAlias;
this.lhsColumns = lhsColumns;
this.rhsAlias = rhsAlias;
this.joinType = joinType;
joinable = joinableType.GetAssociatedJoinable(factory);
rhsColumns = JoinHelper.GetRHSColumnNames(joinableType, factory);
on = new SqlString(joinableType.GetOnCondition(rhsAlias, factory, enabledFilters));
if (SqlStringHelper.IsNotEmpty(withClause))
{
on = on.Append(" and ( ").Append(withClause).Append(" )");
}
this.enabledFilters = enabledFilters; // needed later for many-to-many/filter application
}
private bool NeedsTableGroupJoin(List <Join> joins, SqlString[] withClauseFragments, bool includeSubclasses)
{
// If the rewrite is disabled or we don't have a with clause, we don't need a table group join
if (/*!collectionJoinSubquery ||*/ withClauseFragments.All(x => SqlStringHelper.IsEmpty(x)))
{
return(false);
}
// If we only have one join, a table group join is only necessary if subclass columns are used in the with clause
if (joins.Count == 1)
{
return(joins[0].Joinable is AbstractEntityPersister persister && persister.HasSubclassJoins(includeSubclasses));
//NH Specific: No alias processing
//return isSubclassAliasDereferenced( joins[ 0], withClauseFragment );
}
//NH Specific: No alias processing (see hibernate JoinSequence.NeedsTableGroupJoin)
return(true);
}
private SqlString GetWithClause(IDictionary <string, IFilter> enabledFilters, ref SqlString withClauseFragment, Join join, IJoinable last)
{
string on = join.AssociationType.GetOnCondition(join.Alias, factory, enabledFilters);
var withConditions = new List <object>();
if (!string.IsNullOrEmpty(on))
{
withConditions.Add(on);
}
if (last != null &&
IsManyToManyRoot(last) &&
((IQueryableCollection)last).ElementType == join.AssociationType)
{
// the current join represents the join between a many-to-many association table
// and its "target" table. Here we need to apply any additional filters
// defined specifically on the many-to-many
string manyToManyFilter = ((IQueryableCollection)last)
.GetManyToManyFilterFragment(join.Alias, enabledFilters);
if (!string.IsNullOrEmpty(manyToManyFilter))
{
withConditions.Add(manyToManyFilter);
}
}
else if (string.IsNullOrEmpty(on))
{
// NH Different behavior : NH1179 and NH1293
// Apply filters for entity joins and Many-To-One association
var enabledFiltersForJoin = ForceFilter ? enabledFilters : FilterHelper.GetEnabledForManyToOne(enabledFilters);
if (ForceFilter || enabledFiltersForJoin.Count > 0)
{
withConditions.Add(join.Joinable.FilterFragment(join.Alias, enabledFiltersForJoin));
}
}
if (withClauseFragment != null && !IsManyToManyRoot(join.Joinable))
{
withConditions.Add(withClauseFragment);
withClauseFragment = null;
}
return(SqlStringHelper.JoinParts(" and ", withConditions));
}
/// <summary>
/// Render the SQL fragment
/// </summary>
public virtual SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
if (projection != null)
{
SqlString sb = SqlString.Empty;
SqlString produced = this.projection.ToSqlString(criteria, 0, criteriaQuery);
SqlString truncated = SqlStringHelper.RemoveAsAliasesFromSql(produced);
sb = sb.Append(truncated);
sb = sb.Append(ascending ? " asc" : " desc");
return(sb);
}
string[] columns = criteriaQuery.GetColumnAliasesUsingProjection(criteria, propertyName);
Type.IType type = criteriaQuery.GetTypeUsingProjection(criteria, propertyName);
StringBuilder fragment = new StringBuilder();
ISessionFactoryImplementor factory = criteriaQuery.Factory;
for (int i = 0; i < columns.Length; i++)
{
bool lower = ignoreCase && IsStringType(type.SqlTypes(factory)[i]);
if (lower)
{
fragment.Append(factory.Dialect.LowercaseFunction)
.Append("(");
}
fragment.Append(columns[i]);
if (lower)
{
fragment.Append(")");
}
fragment.Append(ascending ? " asc" : " desc");
if (i < columns.Length - 1)
{
fragment.Append(", ");
}
}
return(new SqlString(fragment.ToString()));
}
public override SqlString ToSqlString(ICriteria criteria, int loc, ICriteriaQuery criteriaQuery)
{
if (projection == null)
{
return(new SqlString(aggregate, "(", criteriaQuery.GetColumn(criteria, propertyName), ") as y", loc.ToString(), "_"));
}
return(new SqlString(
aggregate,
"(",
SqlStringHelper.RemoveAsAliasesFromSql(
projection.ToSqlString(
criteria,
loc,
criteriaQuery)),
") as y",
loc.ToString(),
"_"));
}
private void AddJoinNodes(IRestrictableStatement query, JoinSequence join, FromElement fromElement, bool supportRootAlias)
{
JoinFragment joinFragment = join.ToJoinFragment(
_walker.EnabledFilters,
fromElement.UseFromFragment || fromElement.IsDereferencedBySuperclassOrSubclassProperty,
fromElement.WithClauseFragment,
fromElement.WithClauseJoinAlias,
supportRootAlias ? join.RootAlias : string.Empty
);
SqlString frag = joinFragment.ToFromFragmentString;
SqlString whereFrag = joinFragment.ToWhereFragmentString;
// If the from element represents a JOIN_FRAGMENT and it is
// a theta-style join, convert its type from JOIN_FRAGMENT
// to FROM_FRAGMENT
if (fromElement.Type == HqlSqlWalker.JOIN_FRAGMENT &&
(join.IsThetaStyle || SqlStringHelper.IsNotEmpty(whereFrag)))
{
fromElement.Type = HqlSqlWalker.FROM_FRAGMENT;
fromElement.JoinSequence.SetUseThetaStyle(true); // this is used during SqlGenerator processing
}
// If there is a FROM fragment and the FROM element is an explicit, then add the from part.
if (fromElement.UseFromFragment /*&& StringHelper.isNotEmpty( frag )*/)
{
SqlString fromFragment = ProcessFromFragment(frag, join).Trim();
if (log.IsDebugEnabled())
{
log.Debug("Using FROM fragment [{0}]", fromFragment);
}
ProcessDynamicFilterParameters(fromFragment, fromElement, _walker);
}
_syntheticAndFactory.AddWhereFragment(
joinFragment,
whereFrag,
query,
fromElement,
_walker
);
}
/// <summary>
/// 根据角色判断方法是否有权限
/// </summary>
/// <param name="className">类名</param>
/// <param name="methodName">方法名</param>
/// <param name="rolesId">角色Id</param>
/// <returns>是否有权限</returns>
public bool CheckClassMethod(string className, string methodName, string rolesId)
{
bool ret = false;
string where = string.Format("tmp.RolesId = {0}", rolesId);
IList <ZhuJi.UUMS.Domain.PermissionByMethods> list = base.GetObjects(where, string.Empty);
foreach (ZhuJi.UUMS.Domain.PermissionByMethods pbm in list)
{
string whereMethods = SqlStringHelper.ClearInput(string.Format("tmp.ExplainInfo.Id = {0} And tmp.ClassName Like '{1}' And tmp.MethodName Like '{2}'", pbm.ExplainInfo.Id, className, methodName));
ZhuJi.UUMS.NHibernateDAL.Methods methodsService = new ZhuJi.UUMS.NHibernateDAL.Methods();
IList <ZhuJi.UUMS.Domain.Methods> listMethods = methodsService.GetObjects(whereMethods, string.Empty);
if (listMethods.Count > 0)
{
ret = pbm.Allowed;
break;
}
}
return(ret);
}
public override SqlString ToSqlString(ICriteria criteria, int position, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
var buf = new SqlStringBuilder().Add("count(");
if (distinct)
{
buf.Add("distinct ");
}
if (projection != null)
{
buf.Add(SqlStringHelper.RemoveAsAliasesFromSql(projection.ToSqlString(criteria, position, criteriaQuery, enabledFilters)));
}
else
{
buf.Add(criteriaQuery.GetColumn(criteria, propertyName));
}
buf.Add(") as y").Add(position.ToString()).Add("_");
return(buf.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, int loc, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
if (projection != null)
{
return
(new SqlString(new object[]
{
aggregate, "(",
SqlStringHelper.RemoveAsAliasesFromSql(projection.ToSqlString(criteria, loc, criteriaQuery,
enabledFilters)), ") as y",
loc.ToString(), "_"
}));
}
else
{
return
(new SqlString(new object[]
{ aggregate, "(", criteriaQuery.GetColumn(criteria, propertyName), ") as y", loc.ToString(), "_" }));
}
}
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
SqlString[] columns = CriterionUtil.GetColumnNames(null, _projection, criteriaQuery, criteria, enabledFilters);
if (columns.Length != 1)
{
throw new HibernateException("Like may only be used with single-column properties / projections.");
}
var value = SqlStringHelper.RemoveAsAliasesFromSql(_value.ToSqlString(criteria, 0, criteriaQuery, enabledFilters));
var dialect = criteriaQuery.Factory.Dialect;
var builder = new SqlStringBuilder(8)
.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(columns[0])
.Add(StringHelper.ClosedParen)
.Add(" like ")
.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(value)
.Add(StringHelper.ClosedParen);
return(builder.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, int loc, ICriteriaQuery criteriaQuery)
{
ISessionFactoryImplementor factory = criteriaQuery.Factory;
SqlType[] sqlTypeCodes = NHibernateUtil.Double.SqlTypes(factory);
string sqlType = factory.Dialect.GetCastTypeName(sqlTypeCodes[0]);
var sql = new SqlStringBuilder().Add(aggregate).Add("(");
sql.Add("cast(");
if (projection != null)
{
sql.Add(SqlStringHelper.RemoveAsAliasesFromSql(projection.ToSqlString(criteria, loc, criteriaQuery)));
}
else
{
sql.Add(criteriaQuery.GetColumn(criteria, propertyName));
}
sql.Add(" as ").Add(sqlType).Add(")");
sql.Add(") as ").Add(GetColumnAliases(loc, criteria, criteriaQuery)[0]);
return(sql.ToSqlString());
}
private static HashSet <string> GetDependsOn(OuterJoinableAssociation association)
{
if (SqlStringHelper.IsEmpty(association.On))
{
return(null);
}
var dependencies = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
foreach (Match match in aliasRegex.Matches(association.On.ToString()))
{
string alias = match.Value;
if (string.Equals(alias, association.RHSAlias, StringComparison.OrdinalIgnoreCase))
{
continue;
}
dependencies.Add(alias);
}
return(dependencies);
}
private void Out(IASTNode n)
{
var parameterNode = n as ParameterNode;
if (parameterNode != null)
{
var list = parameterNode.HqlParameterSpecification.GetIdsForBackTrack(sessionFactory).Select(
backTrack =>
{
var parameter = Parameter.Placeholder;
parameter.BackTrack = backTrack;
return(parameter);
}).ToList();
Out(SqlStringHelper.ParametersList(list));
}
else if (n is SqlNode)
{
Out(((SqlNode)n).RenderText(sessionFactory));
}
else
{
Out(n.Text);
}
if (parameterNode != null)
{
collectedParameters.Add(parameterNode.HqlParameterSpecification);
}
else if (n is IParameterContainer)
{
var parameterContainer = (IParameterContainer)n;
if (parameterContainer.HasEmbeddedParameters)
{
IParameterSpecification[] specifications = parameterContainer.GetEmbeddedParameters();
collectedParameters.AddRange(specifications);
}
}
}
public override SqlString ToSqlString(ICriteria criteria, int loc, ICriteriaQuery criteriaQuery,
IDictionary <string, IFilter> enabledFilters)
{
ISessionFactoryImplementor factory = criteriaQuery.Factory;
SqlType[] sqlTypeCodes = NHibernateUtil.Double.SqlTypes(factory);
string sqlType = factory.Dialect.GetCastTypeName(sqlTypeCodes[0]);
string parameter;
if (projection != null)
{
parameter =
SqlStringHelper.RemoveAsAliasesFromSql(projection.ToSqlString(criteria, loc, criteriaQuery, enabledFilters)).ToString();
}
else
{
parameter = criteriaQuery.GetColumn(criteria, propertyName);
}
string expression = string.Format("{0}(cast({1} as {2})) as {3}", aggregate, parameter, sqlType,
GetColumnAliases(loc)[0]);
return(new SqlString(expression));
}
public override SqlString ToSqlString(ICriteria criteria, int position, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
SqlString condition = criterion.ToSqlString(criteria, criteriaQuery, enabledFilters);
SqlString ifTrue = whenTrue.ToSqlString(criteria, position + GetHashCode() + 1, criteriaQuery, enabledFilters);
ifTrue = SqlStringHelper.RemoveAsAliasesFromSql(ifTrue);
SqlString ifFalse = whenFalse.ToSqlString(criteria, position + GetHashCode() + 2, criteriaQuery, enabledFilters);
ifFalse = SqlStringHelper.RemoveAsAliasesFromSql(ifFalse);
return(new SqlStringBuilder()
.Add("(")
.Add("case when ")
.Add(condition)
.Add(" then ")
.Add(ifTrue)
.Add(" else ")
.Add(ifFalse)
.Add(" end")
.Add(")")
.Add(" as ")
.Add(GetColumnAliases(position)[0])
.ToSqlString());
}
private static SqlString GetProjectionArgument(ICriteriaQuery criteriaQuery, ICriteria criteria, IProjection projection, int loc)
{
SqlString sql = projection.ToSqlString(criteria, loc, criteriaQuery);
return(SqlStringHelper.RemoveAsAliasesFromSql(sql));
}
public virtual SqlString ToGroupSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
return(SqlStringHelper.RemoveAsAliasesFromSql(this.projection.ToSqlString(criteria, 0, criteriaQuery, enabledFilters)));
}
public virtual SqlString ToGroupSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
//This is kind of a hack. The hack is based on the fact that ToGroupSqlString always called after ToSqlString.
return(SqlStringHelper.RemoveAsAliasesFromSql(renderedProjection));
}
private static SqlString[] GetProjectionColumns(IProjection projection, ICriteriaQuery criteriaQuery, ICriteria criteria)
{
var sqlString = projection.ToSqlString(criteria, criteriaQuery.GetIndexForAlias(), criteriaQuery);
return(new[] { SqlStringHelper.RemoveAsAliasesFromSql(sqlString) });
}
private SqlString GetColumnNamesString(int scalarColumnIndex)
{
return(SqlStringHelper.Join(new SqlString(", "), Walker.SelectClause.ColumnNames[scalarColumnIndex]));
}
public static SqlString GetColumnName(this IProjection projection, ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
return(SqlStringHelper.RemoveAsAliasesFromSql(
projection.ToSqlString(criteria, criteriaQuery.GetIndexForAlias(), criteriaQuery, enabledFilters)
));
}