Package com.querydsl.sql

Class SQLSerializer

java.lang.Object

com.querydsl.core.support.SerializerBase<SQLSerializer>

com.querydsl.sql.SQLSerializer

All Implemented Interfaces:

Visitor<Void,Void>

public class SQLSerializer
extends SerializerBase<SQLSerializer>

SqlSerializer serializes SQL clauses into SQL

Author:

tiwe

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static enum	SQLSerializer.Stage

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	COMMA
protected final Configuration	configuration
protected final LinkedList<Path<?>>	constantPaths
protected final boolean	dml
protected boolean	dmlWithSchema
protected RelationalPath<?>	entity
protected boolean	inJoin
protected boolean	inSubquery
protected boolean	inUnion
protected static final Expression<?>	Q
protected boolean	skipParent
protected SQLSerializer.Stage	stage
protected final SQLTemplates	templates
protected boolean	useLiterals
protected final Set<Path<?>>	withAliases

Fields inherited from class com.querydsl.core.support.SerializerBase

constants, constantToLabel

Constructor Summary

Constructors

Constructor	Description
SQLSerializer(Configuration conf)
SQLSerializer(Configuration conf, boolean dml)

Method Summary

Modifier and Type	Method	Description
protected void	appendAsColumnName(Path<?> path, boolean precededByDot)
protected void	appendSchemaName(String schema)
protected void	appendTableName(String table, boolean precededByDot)
List<Path<?>>	getConstantPaths()
protected List<Expression<?>>	getIdentifierColumns(List<JoinExpression> joins, boolean alias)	Return a list of expressions that can be used to uniquely define the query sources
protected SchemaAndTable	getSchemaAndTable(RelationalPath<?> path)
protected SQLTemplates	getTemplates()
void	handle(String template, Object... args)
protected void	handleJoinTarget(JoinExpression je)
protected void	handleOrderBy(List<OrderSpecifier<?>> orderBy)
final SQLSerializer	handleSelect(String sep, List<? extends Expression<?>> expressions)
void	serialize(QueryMetadata metadata, boolean forCountRow)
protected void	serializeConstant(int parameterIndex, String constantLabel)
void	serializeDelete(QueryMetadata metadata, RelationalPath<?> entity)
protected void	serializeForDelete(QueryMetadata metadata, RelationalPath<?> entity)
protected void	serializeForInsert(QueryMetadata metadata, RelationalPath<?> entity, List<Path<?>> columns, List<Expression<?>> values, @Nullable SubQueryExpression<?> subQuery)
protected void	serializeForInsert(QueryMetadata metadata, RelationalPath<?> entity, List<SQLInsertBatch> batches)
protected void	serializeForMerge(QueryMetadata metadata, RelationalPath<?> entity, List<Path<?>> keys, List<Path<?>> columns, List<Expression<?>> values, @Nullable SubQueryExpression<?> subQuery)
protected void	serializeForQuery(QueryMetadata metadata, boolean forCountRow)
protected void	serializeForUpdate(QueryMetadata metadata, RelationalPath<?> entity, Map<Path<?>,Expression<?>> updates)
protected void	serializeForWhere(QueryMetadata metadata)
void	serializeInsert(QueryMetadata metadata, RelationalPath<?> entity, List<Path<?>> columns, List<Expression<?>> values, @Nullable SubQueryExpression<?> subQuery)
void	serializeInsert(QueryMetadata metadata, RelationalPath<?> entity, List<SQLInsertBatch> batches)
void	serializeMerge(QueryMetadata metadata, RelationalPath<?> entity, List<Path<?>> keys, List<Path<?>> columns, List<Expression<?>> values, @Nullable SubQueryExpression<?> subQuery)
protected void	serializeSources(List<JoinExpression> joins)
void	serializeUnion(Expression<?> union, QueryMetadata metadata, boolean unionAll)
void	serializeUpdate(QueryMetadata metadata, RelationalPath<?> entity, Map<Path<?>,Expression<?>> updates)
protected void	setDmlWithSchema(boolean b)
protected void	setSkipParent(boolean b)
void	setUseLiterals(boolean useLiterals)
Void	visit(ParamExpression<?> param, Void context)
Void	visit(Path<?> path, Void context)
Void	visit(SubQueryExpression<?> query, Void context)
Void	visit(TemplateExpression<?> expr, Void context)
void	visitConstant(Object constant)
protected void	visitOperation(Class<?> type, Operator operator, List<? extends Expression<?>> args)

Methods inherited from class com.querydsl.core.support.SerializerBase

append, getConstantLabel, getConstantPrefix, getConstants, getConstantToLabel, getLength, getTemplate, handle, handle, handle, handle, handle, handleTemplate, insert, prepend, serialize, serialize, setAnonParamPrefix, setConstantPrefix, setNormalize, setParamPrefix, setStrict, toString, visit, visit, visit

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

Q

protected static final Expression<?> Q

COMMA

protected static final String COMMA

See Also:

• Constant Field Values

constantPaths

protected final LinkedList<Path<?>> constantPaths

withAliases

protected final Set<Path<?>> withAliases

dml

protected final boolean dml

stage

protected SQLSerializer.Stage stage

skipParent

protected boolean skipParent

dmlWithSchema

protected boolean dmlWithSchema

entity

protected RelationalPath<?> entity

configuration

protected final Configuration configuration

templates

protected final SQLTemplates templates

inUnion

protected boolean inUnion

inJoin

protected boolean inJoin

inSubquery

protected boolean inSubquery

useLiterals

protected boolean useLiterals

Constructor Details

SQLSerializer

public SQLSerializer(Configuration conf)

SQLSerializer

public SQLSerializer(Configuration conf,
 boolean dml)

Method Details

appendAsColumnName

protected void appendAsColumnName(Path<?> path,
 boolean precededByDot)

getSchemaAndTable

protected SchemaAndTable getSchemaAndTable(RelationalPath<?> path)

appendSchemaName

protected void appendSchemaName(String schema)

appendTableName

protected void appendTableName(String table,
 boolean precededByDot)

getConstantPaths

public List<Path<?>> getConstantPaths()

getIdentifierColumns

protected List<Expression<?>> getIdentifierColumns(List<JoinExpression> joins,
 boolean alias)

Return a list of expressions that can be used to uniquely define the query sources

Parameters:

joins -

Returns:

identifier columns

getTemplates

protected SQLTemplates getTemplates()

handle

public void handle(String template,
 Object... args)

handleSelect

public final SQLSerializer handleSelect(String sep,
 List<? extends Expression<?>> expressions)

handleJoinTarget

protected void handleJoinTarget(JoinExpression je)

serialize

public void serialize(QueryMetadata metadata,
 boolean forCountRow)

serializeForQuery

protected void serializeForQuery(QueryMetadata metadata,
 boolean forCountRow)

handleOrderBy

protected void handleOrderBy(List<OrderSpecifier<?>> orderBy)

serializeDelete

public void serializeDelete(QueryMetadata metadata,
 RelationalPath<?> entity)

serializeForDelete

protected void serializeForDelete(QueryMetadata metadata,
 RelationalPath<?> entity)

serializeForWhere

protected void serializeForWhere(QueryMetadata metadata)

serializeMerge

public void serializeMerge(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<Path<?>> keys,
 List<Path<?>> columns,
 List<Expression<?>> values,
 @Nullable
 @Nullable SubQueryExpression<?> subQuery)

serializeForMerge

protected void serializeForMerge(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<Path<?>> keys,
 List<Path<?>> columns,
 List<Expression<?>> values,
 @Nullable
 @Nullable SubQueryExpression<?> subQuery)

serializeInsert

public void serializeInsert(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<Path<?>> columns,
 List<Expression<?>> values,
 @Nullable
 @Nullable SubQueryExpression<?> subQuery)

serializeInsert

public void serializeInsert(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<SQLInsertBatch> batches)

serializeForInsert

protected void serializeForInsert(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<SQLInsertBatch> batches)

serializeForInsert

protected void serializeForInsert(QueryMetadata metadata,
 RelationalPath<?> entity,
 List<Path<?>> columns,
 List<Expression<?>> values,
 @Nullable
 @Nullable SubQueryExpression<?> subQuery)

serializeUpdate

public void serializeUpdate(QueryMetadata metadata,
 RelationalPath<?> entity,
 Map<Path<?>,Expression<?>> updates)

serializeForUpdate

protected void serializeForUpdate(QueryMetadata metadata,
 RelationalPath<?> entity,
 Map<Path<?>,Expression<?>> updates)

serializeSources

protected void serializeSources(List<JoinExpression> joins)

serializeUnion

public void serializeUnion(Expression<?> union,
 QueryMetadata metadata,
 boolean unionAll)

visitConstant

public void visitConstant(Object constant)

Overrides:

visitConstant in class SerializerBase<SQLSerializer>

visit

public Void visit(ParamExpression<?> param,
 Void context)

Specified by:

visit in interface Visitor<Void,Void>

Overrides:

visit in class SerializerBase<SQLSerializer>

serializeConstant

protected void serializeConstant(int parameterIndex,
 String constantLabel)

Overrides:

serializeConstant in class SerializerBase<SQLSerializer>

visit

public Void visit(Path<?> path,
 Void context)

Specified by:

visit in interface Visitor<Void,Void>

Overrides:

visit in class SerializerBase<SQLSerializer>

visit

public Void visit(SubQueryExpression<?> query,
 Void context)

visit

public Void visit(TemplateExpression<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Void,Void>

Overrides:

visit in class SerializerBase<SQLSerializer>

visitOperation

protected void visitOperation(Class<?> type,
 Operator operator,
 List<? extends Expression<?>> args)

Overrides:

visitOperation in class SerializerBase<SQLSerializer>

setUseLiterals

public void setUseLiterals(boolean useLiterals)

setSkipParent

protected void setSkipParent(boolean b)

setDmlWithSchema

protected void setDmlWithSchema(boolean b)