com.caucho.amber.field

Class DependentEntityOneToOneField

java.lang.Object

com.caucho.amber.field.AbstractField

com.caucho.amber.field.CascadableField

com.caucho.amber.field.DependentEntityOneToOneField

All Implemented Interfaces:

AmberField

public class DependentEntityOneToOneField
extends CascadableField

Represents the dependent side of a one-to-one bidirectional link.

Constructor Summary

Constructors

Constructor and Description
DependentEntityOneToOneField(EntityType relatedType, java.lang.String name)
DependentEntityOneToOneField(EntityType relatedType, java.lang.String name, CascadeType[] cascadeTypes)

Method Summary

Modifier and Type	Method and Description
AmberExpr	createExpr(QueryParser parser, PathExpr parent) Creates the expression for the field.
void	generateCopyUpdateObject(JavaWriter out, java.lang.String dst, java.lang.String src, int updateIndex) Updates the cached copy.
void	generateGetterMethod(JavaWriter out) Generates the set property.
void	generateInvalidateForeign(JavaWriter out) Generates code for foreign entity create/delete
void	generateJoin(CharBuffer cb, java.lang.String sourceTable, java.lang.String targetTable) Generates the linking for a join
int	generateLoad(JavaWriter out, java.lang.String rs, java.lang.String indexVar, int index) Generates loading code
void	generateLoadProperty(JavaWriter out, java.lang.String index, java.lang.String session) Generates the set property.
void	generateMergeFrom(JavaWriter out, java.lang.String dst, java.lang.String src) Updates the cached copy.
void	generatePostCascade(JavaWriter out, java.lang.String aConn, CascadeType cascadeType) Generates the (post) cascade operation from parent to this child.
int	generatePostLoadSelect(JavaWriter out, int index) Generates loading code after the basic fields.
void	generatePreCascade(JavaWriter out, java.lang.String aConn, CascadeType cascadeType) Generates the (pre) cascade operation from parent to this child.
void	generatePrologue(JavaWriter out, java.util.HashSet<java.lang.Object> completedSet) Generates any prologue.
void	generateSetterMethod(JavaWriter out) Generates the set property.
void	generateStatementSet(JavaWriter out, java.lang.String pstmt, java.lang.String index) Generates the set clause.
void	generateUpdateFromObject(JavaWriter out, java.lang.String obj) Generates loading cache
ForeignColumn	getColumn(IdField targetField) Gets the column corresponding to the target field.
EntityType	getEntitySourceType() Returns the source type as entity or mapped-superclass.
EntityType	getEntityTargetType() Returns the target type as entity or mapped-superclass.
java.lang.String	getForeignTypeName() Returns the foreign type.
ManyToOneField	getTargetField() Sets the target field.
long	getTargetLoadIndex() Gets the target load index.
AmberType	getType() Returns the target type.
void	init() Initialize the field.
boolean	isCascadeDelete() Returns the cascade-delete property.
void	setCascadeDelete(boolean isCascadeDelete) Sets the cascade-delete property.
void	setColumn(AmberColumn column) Sets the column.
void	setTargetField(ManyToOneField targetField) Sets the target field.

Methods inherited from class com.caucho.amber.field.CascadableField

generateFlushCheck, generateInternalCascade, getCascadeType, isCascadable, isCascade, setCascadeType

Methods inherited from class com.caucho.amber.field.AbstractField

childDelete, generateCastFromObject, generateCopyLoadObject, generateCreateTableSQL, generateDetach, generateDumpRelationships, generateEquals, generateExpire, generateGet, generateGet, generateInsert, generateInsertColumns, generateInsertSet, generateJavaSelect, generateLoadFromObject, generateLoadNative, generateLoadSelect, generateNativeColumnNames, generateNull, generatePostConstructor, generatePostDelete, generatePreDelete, generatePrePersist, generateSelect, generateSet, generateSet, generateStatementSet, generateSuperGetter, generateSuperGetterMethod, generateSuperSetter, generateSuperSetterMethod, generateUpdate, generateUpdate, generateUpdateSet, generateWhere, getBeanClass, getColumn, getCreateLoadMask, getFieldName, getGetterMethod, getGetterName, getIndex, getJavaClass, getJavaType, getJavaTypeName, getLoadGroupIndex, getName, getPersistenceUnit, getSetterMethod, getSetterName, getSourceType, getTable, hasLoadGroup, isAbstract, isFieldAccess, isKey, isLazy, isOverride, isUpdateable, link, override, setIndex, setJavaType, setLazy, setLoadGroupIndex, setName, setOverride, toObject, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DependentEntityOneToOneField

public DependentEntityOneToOneField(EntityType relatedType,
                                    java.lang.String name)
                             throws ConfigException

Throws:

ConfigException

DependentEntityOneToOneField

public DependentEntityOneToOneField(EntityType relatedType,
                                    java.lang.String name,
                                    CascadeType[] cascadeTypes)
                             throws ConfigException

Throws:

ConfigException

Method Detail

setTargetField

public void setTargetField(ManyToOneField targetField)

Sets the target field.

getTargetField

public ManyToOneField getTargetField()

Sets the target field.

getTargetLoadIndex

public long getTargetLoadIndex()

Gets the target load index.

getEntitySourceType

public EntityType getEntitySourceType()

Returns the source type as entity or mapped-superclass.

Overrides:

getEntitySourceType in class AbstractField

getEntityTargetType

public EntityType getEntityTargetType()

Returns the target type as entity or mapped-superclass.

getType

public AmberType getType()

Returns the target type.

getForeignTypeName

public java.lang.String getForeignTypeName()

Returns the foreign type.

setColumn

public void setColumn(AmberColumn column)

Sets the column.

Overrides:

setColumn in class AbstractField

setCascadeDelete

public void setCascadeDelete(boolean isCascadeDelete)

Sets the cascade-delete property.

isCascadeDelete

public boolean isCascadeDelete()

Returns the cascade-delete property.

init

public void init()
          throws ConfigException

Description copied from class: AbstractField

Initialize the field.

Specified by:

init in interface AmberField

Overrides:

init in class AbstractField

Throws:

ConfigException

createExpr

public AmberExpr createExpr(QueryParser parser,
                            PathExpr parent)

Creates the expression for the field.

Specified by:

createExpr in interface AmberField

Overrides:

createExpr in class AbstractField

getColumn

public ForeignColumn getColumn(IdField targetField)

Gets the column corresponding to the target field.

generatePrologue

public void generatePrologue(JavaWriter out,
                             java.util.HashSet<java.lang.Object> completedSet)
                      throws java.io.IOException

Generates any prologue.

Specified by:

generatePrologue in interface AmberField

Overrides:

generatePrologue in class AbstractField

Throws:

java.io.IOException

generateJoin

public void generateJoin(CharBuffer cb,
                         java.lang.String sourceTable,
                         java.lang.String targetTable)

Generates the linking for a join

generateLoad

public int generateLoad(JavaWriter out,
                        java.lang.String rs,
                        java.lang.String indexVar,
                        int index)
                 throws java.io.IOException

Generates loading code

Specified by:

generateLoad in interface AmberField

Overrides:

generateLoad in class AbstractField

Throws:

java.io.IOException

generatePostLoadSelect

public int generatePostLoadSelect(JavaWriter out,
                                  int index)
                           throws java.io.IOException

Generates loading code after the basic fields.

Specified by:

generatePostLoadSelect in interface AmberField

Overrides:

generatePostLoadSelect in class AbstractField

Throws:

java.io.IOException

generateGetterMethod

public void generateGetterMethod(JavaWriter out)
                          throws java.io.IOException

Generates the set property.

Specified by:

generateGetterMethod in interface AmberField

Overrides:

generateGetterMethod in class AbstractField

Throws:

java.io.IOException

generateLoadProperty

public void generateLoadProperty(JavaWriter out,
                                 java.lang.String index,
                                 java.lang.String session)
                          throws java.io.IOException

Generates the set property.

Throws:

java.io.IOException

generateCopyUpdateObject

public void generateCopyUpdateObject(JavaWriter out,
                                     java.lang.String dst,
                                     java.lang.String src,
                                     int updateIndex)
                              throws java.io.IOException

Updates the cached copy.

Specified by:

generateCopyUpdateObject in interface AmberField

Overrides:

generateCopyUpdateObject in class AbstractField

Throws:

java.io.IOException

generateMergeFrom

public void generateMergeFrom(JavaWriter out,
                              java.lang.String dst,
                              java.lang.String src)
                       throws java.io.IOException

Updates the cached copy.

Specified by:

generateMergeFrom in interface AmberField

Overrides:

generateMergeFrom in class AbstractField

Throws:

java.io.IOException

generateSetterMethod

public void generateSetterMethod(JavaWriter out)
                          throws java.io.IOException

Generates the set property.

Specified by:

generateSetterMethod in interface AmberField

Overrides:

generateSetterMethod in class AbstractField

Throws:

java.io.IOException

generateStatementSet

public void generateStatementSet(JavaWriter out,
                                 java.lang.String pstmt,
                                 java.lang.String index)
                          throws java.io.IOException

Generates the set clause.

Specified by:

generateStatementSet in interface AmberField

Overrides:

generateStatementSet in class AbstractField

Throws:

java.io.IOException

generateUpdateFromObject

public void generateUpdateFromObject(JavaWriter out,
                                     java.lang.String obj)
                              throws java.io.IOException

Generates loading cache

Specified by:

generateUpdateFromObject in interface AmberField

Overrides:

generateUpdateFromObject in class AbstractField

Throws:

java.io.IOException

generateInvalidateForeign

public void generateInvalidateForeign(JavaWriter out)
                               throws java.io.IOException

Generates code for foreign entity create/delete

Specified by:

generateInvalidateForeign in interface AmberField

Overrides:

generateInvalidateForeign in class AbstractField

Throws:

java.io.IOException

generatePreCascade

public void generatePreCascade(JavaWriter out,
                               java.lang.String aConn,
                               CascadeType cascadeType)
                        throws java.io.IOException

Description copied from class: CascadableField

Generates the (pre) cascade operation from parent to this child. This field will only be cascaded first if the operation can be performed with no risk to break FK constraints. Default is to pre-cascade the persist() operation only. Check subclasses for one-to-one, many-to-one, one-to-many and many-to-many relationships.

Overrides:

generatePreCascade in class CascadableField

Throws:

java.io.IOException

generatePostCascade

public void generatePostCascade(JavaWriter out,
                                java.lang.String aConn,
                                CascadeType cascadeType)
                         throws java.io.IOException

Description copied from class: CascadableField

Generates the (post) cascade operation from parent to this child. This field will be (post) cascaded if the operation on the parent is required to be performed first to avoid breaking FK constraints. Default is to post-cascade all operations, except the persist() operation. Check subclasses for one-to-one, many-to-one, one-to-many and many-to-many relationships.

Overrides:

generatePostCascade in class CascadableField

Throws:

java.io.IOException