com.caucho.amber.expr
Class DependentEntityOneToOneExpr

java.lang.Object
  com.caucho.amber.expr.AbstractAmberExpr
      com.caucho.amber.expr.AbstractPathExpr
          com.caucho.amber.expr.DependentEntityOneToOneExpr

All Implemented Interfaces:

AmberExpr, PathExpr

public class DependentEntityOneToOneExpr
extends AbstractPathExpr

Bound identifier expression.

Field Summary

Fields inherited from interface com.caucho.amber.expr.AmberExpr

IS_INNER_JOIN, USES_DATA

Constructor Summary

DependentEntityOneToOneExpr(PathExpr parent, LinkColumns linkColumns)
Creates a new unbound id expression.

Method Summary

AmberExpr	bindSelect(QueryParser parser) Binds the expression as a select item.
FromItem	bindSubPath(QueryParser parser) Binds the expression as a subpath.
LoadExpr	createLoad() Creates a load expression.
boolean	equals(java.lang.Object o)
void	generateMatchArgWhere(CharBuffer cb) Generates the where expression.
void	generateUpdateWhere(CharBuffer cb) Generates the (update) where expression.
void	generateWhere(CharBuffer cb) Generates the where expression.
FromItem	getChildFromItem() Return the child from item.
EntityType	getTargetType() Returns the entity class.
int	hashCode()
java.lang.String	toString()
boolean	usesFrom(FromItem from, int type, boolean isNot) Returns true if the expression uses the from item.

Methods inherited from class com.caucho.amber.expr.AbstractPathExpr

bindSelect, createArray, createField, createId

Methods inherited from class com.caucho.amber.expr.AbstractAmberExpr

createBoolean, exists, exists, findItem, generateHaving, generateJoin, generateSelect, getCacheObject, getColumnCount, getObject, getType, hasRelationship, isBoolean, replaceJoin, setInternalArgType, usesFrom

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.caucho.amber.expr.AmberExpr

createBoolean, exists, exists, findItem, generateHaving, generateJoin, generateSelect, getCacheObject, getObject, getType, hasRelationship, isBoolean, replaceJoin, setInternalArgType, usesFrom

Constructor Detail

DependentEntityOneToOneExpr

public DependentEntityOneToOneExpr(PathExpr parent,
                                   LinkColumns linkColumns)

Creates a new unbound id expression.

Method Detail

getTargetType

public EntityType getTargetType()

Returns the entity class.

bindSelect

public AmberExpr bindSelect(QueryParser parser)

Binds the expression as a select item.

Specified by:

bindSelect in interface AmberExpr

Specified by:

bindSelect in class AbstractAmberExpr

createLoad

public LoadExpr createLoad()

Creates a load expression.

Specified by:

createLoad in interface PathExpr

Overrides:

createLoad in class AbstractPathExpr

getChildFromItem

public FromItem getChildFromItem()

Return the child from item.

Specified by:

getChildFromItem in interface PathExpr

Overrides:

getChildFromItem in class AbstractPathExpr

bindSubPath

public FromItem bindSubPath(QueryParser parser)

Binds the expression as a subpath.

Specified by:

bindSubPath in interface PathExpr

Overrides:

bindSubPath in class AbstractPathExpr

usesFrom

public boolean usesFrom(FromItem from,
                        int type,
                        boolean isNot)

Returns true if the expression uses the from item.

Specified by:

usesFrom in interface AmberExpr

Overrides:

usesFrom in class AbstractAmberExpr

generateMatchArgWhere

public void generateMatchArgWhere(CharBuffer cb)

Generates the where expression.

generateWhere

public void generateWhere(CharBuffer cb)

Generates the where expression.

Specified by:

generateWhere in interface AmberExpr

Overrides:

generateWhere in class AbstractAmberExpr

generateUpdateWhere

public void generateUpdateWhere(CharBuffer cb)

Generates the (update) where expression.

Specified by:

generateUpdateWhere in interface AmberExpr

Overrides:

generateUpdateWhere in class AbstractAmberExpr

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object