public class SelectTranslator extends QueryAssembler
Modifier and Type | Field and Description |
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protected static int[] |
UNSUPPORTED_DISTINCT_TYPES |
adapter, attributes, connection, entityResolver, logger, parameterIndex, query, queryMetadata, values
Constructor and Description |
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SelectTranslator() |
Modifier and Type | Method and Description |
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protected void |
appendLimitAndOffsetClauses(StringBuilder buffer)
Handles appending optional limit and offset clauses.
|
protected void |
appendSelectColumns(StringBuilder buffer,
List<String> selectColumnExpList) |
protected List<ColumnDescriptor> |
buildResultColumns() |
protected JoinStack |
createJoinStack() |
String |
createSqlString()
Returns query translated to SQL.
|
void |
dbRelationshipAdded(DbRelationship relationship,
JoinType joinType,
String joinSplitAlias)
Appends a join with given semantics to the query.
|
Map<ObjAttribute,ColumnDescriptor> |
getAttributeOverrides()
Returns a map of ColumnDescriptors keyed by ObjAttribute for columns that may need
to be reprocessed manually due to incompatible mappings along the inheritance
hierarchy.
|
String |
getCurrentAlias()
Returns an alias of the table which is currently at the top of the join stack.
|
JoinStack |
getJoinStack() |
ColumnDescriptor[] |
getResultColumns()
Returns a list of ColumnDescriptors for the query columns.
|
boolean |
isSuppressingDistinct()
Returns true if SelectTranslator determined that a query requiring DISTINCT can't
be run with DISTINCT keyword for internal reasons.
|
protected static boolean |
isUnsupportedForDistinct(int type) |
void |
resetJoinStack()
A callback invoked by a child qualifier or ordering processor allowing query
assembler to reset its join stack.
|
boolean |
supportsTableAliases()
Always returns true.
|
addToParamList, createStatement, getAdapter, getEntityResolver, getJdbcEventLogger, getPathAliases, getQuery, getQueryMetadata, getRootDbEntity, getRootEntity, initStatement, setAdapter, setConnection, setEntityResolver, setJdbcEventLogger, setQuery
protected static boolean isUnsupportedForDistinct(int type)
public JoinStack getJoinStack()
protected JoinStack createJoinStack()
public String createSqlString() throws Exception
createSqlString
in class QueryAssembler
Exception
protected void appendSelectColumns(StringBuilder buffer, List<String> selectColumnExpList)
protected void appendLimitAndOffsetClauses(StringBuilder buffer)
public String getCurrentAlias()
QueryAssembler
getCurrentAlias
in class QueryAssembler
public ColumnDescriptor[] getResultColumns()
public Map<ObjAttribute,ColumnDescriptor> getAttributeOverrides()
public boolean isSuppressingDistinct()
protected List<ColumnDescriptor> buildResultColumns()
public void resetJoinStack()
QueryAssembler
resetJoinStack
in class QueryAssembler
public void dbRelationshipAdded(DbRelationship relationship, JoinType joinType, String joinSplitAlias)
QueryAssembler
dbRelationshipAdded
in class QueryAssembler
public boolean supportsTableAliases()
supportsTableAliases
in class QueryAssembler
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