com.caucho.amber.expr
Class MapFieldExpr

java.lang.Object
  extended by com.caucho.amber.expr.AbstractAmberExpr
      extended by com.caucho.amber.expr.MapFieldExpr
All Implemented Interfaces:
AmberExpr
Direct Known Subclasses:
MapManyToManyExpr

public class MapFieldExpr
extends AbstractAmberExpr

Bound identifier expression.


Field Summary
protected  PathExpr _parent
           
 
Fields inherited from interface com.caucho.amber.expr.AmberExpr
IS_INNER_JOIN, USES_DATA
 
Constructor Summary
MapFieldExpr(PathExpr parent, MapElementField field, AmberExpr index)
          Creates a new unbound id expression.
 
Method Summary
 AmberExpr bindSelect(QueryParser parser)
          Binds the expression as a select item.
 void generateHaving(CharBuffer cb)
          Generates the having expression.
 void generateSelect(CharBuffer cb)
          Generates the select expression.
 void generateUpdateWhere(CharBuffer cb)
          Generates the (update) where expression.
 void generateWhere(CharBuffer cb)
          Generates the where expression.
 EntityType getTableType()
          Returns the expr's type.
 AmberType getType()
          Returns the expr's type.
 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.AbstractAmberExpr
createBoolean, exists, exists, findItem, generateJoin, getCacheObject, getColumnCount, getObject, hasRelationship, isBoolean, replaceJoin, setInternalArgType, usesFrom
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

_parent

protected PathExpr _parent
Constructor Detail

MapFieldExpr

public MapFieldExpr(PathExpr parent,
                    MapElementField field,
                    AmberExpr index)
Creates a new unbound id expression.

Method Detail

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

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

getType

public AmberType getType()
Returns the expr's type.

Specified by:
getType in interface AmberExpr
Overrides:
getType in class AbstractAmberExpr

getTableType

public EntityType getTableType()
Returns the expr's type.


generateSelect

public void generateSelect(CharBuffer cb)
Generates the select expression.

Specified by:
generateSelect in interface AmberExpr
Overrides:
generateSelect in class AbstractAmberExpr

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

generateHaving

public void generateHaving(CharBuffer cb)
Generates the having expression.

Specified by:
generateHaving in interface AmberExpr
Overrides:
generateHaving in class AbstractAmberExpr

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object