java.lang.Object
- org.hibernate.query.criteria.internal.AbstractNode
- - org.hibernate.query.criteria.internal.expression.AbstractTupleElement<X>
  - - org.hibernate.query.criteria.internal.expression.SelectionImpl<T>
    - - org.hibernate.query.criteria.internal.expression.ExpressionImpl<X>
      - org.hibernate.query.criteria.internal.path.AbstractPathImpl<X>

所有已实现的接口:

Serializable, javax.persistence.criteria.Expression<X>, javax.persistence.criteria.Path<X>, javax.persistence.criteria.Selection<X>, javax.persistence.TupleElement<X>, ExpressionImplementor<X>, ParameterContainer, PathImplementor<X>, PathSource<X>, Renderable, SelectionImplementor<X>, TupleElementImplementor<X>

直接已知子类:

AbstractFromImpl, MapKeyHelpers.MapKeyPath, MapKeyHelpers.MapKeySource, PluralAttributePath, SingularAttributePath
```
public abstract class AbstractPathImpl<X>
extends ExpressionImpl<X>
implements javax.persistence.criteria.Path<X>, PathImplementor<X>, Serializable
```
Convenience base class for various Path implementations.

作者:

Steve Ebersole

另请参阅:

序列化表格

嵌套类概要
- 从接口继承的嵌套类/接口 org.hibernate.query.criteria.internal.ParameterContainer
  ParameterContainer.Helper

构造器概要

构造器
构造器	说明
`AbstractPathImpl(CriteriaBuilderImpl criteriaBuilder, Class<X> javaType, PathSource pathSource)`	Constructs a basic path instance.

方法概要

所有方法实例方法抽象方法具体方法
修饰符和类型	方法	说明
`protected abstract boolean`	`canBeDereferenced()`
`<Y> javax.persistence.criteria.Path<Y>`	`get(String attributeName)`
`<K,V,M extends Map<K,V>> javax.persistence.criteria.Expression<M>`	`get(javax.persistence.metamodel.MapAttribute<X,K,V> attribute)`
`<E,C extends Collection<E>> javax.persistence.criteria.Expression<C>`	`get(javax.persistence.metamodel.PluralAttribute<X,C,E> attribute)`
`<Y> javax.persistence.criteria.Path<Y>`	`get(javax.persistence.metamodel.SingularAttribute<? super X,Y> attribute)`
`PathSource<?>`	`getParentPath()`
`String`	`getPathIdentifier()`	Get the string representation of this path as a navigation from one of the queries `identification variables`
`PathSource`	`getPathSource()`
`protected PathSource`	`getPathSourceForSubPaths()`
`protected RuntimeException`	`illegalDereference()`
`protected javax.persistence.metamodel.Attribute`	`locateAttribute(String attributeName)`	Get the attribute by name from the underlying model.
`protected abstract javax.persistence.metamodel.Attribute`	`locateAttributeInternal(String attributeName)`	Get the attribute by name from the underlying model.
`void`	`prepareAlias(RenderingContext renderingContext)`
`protected void`	`registerAttributePath(String attributeName, javax.persistence.criteria.Path path)`
`void`	`registerParameters(ParameterRegistry registry)`	Register any parameters contained within this query component with the given registry.
`String`	`render(RenderingContext renderingContext)`	Perform the rendering, returning the rendition
`protected javax.persistence.criteria.Path`	`resolveCachedAttributePath(String attributeName)`
`javax.persistence.criteria.Expression<Class<? extends X>>`	`type()`
`protected RuntimeException`	`unknownAttribute(String attributeName)`

从类继承的方法 org.hibernate.query.criteria.internal.expression.ExpressionImpl
as, asBigDecimal, asBigInteger, asDouble, asFloat, asInteger, asLong, asString, in, in, in, in, isNotNull, isNull

从类继承的方法 org.hibernate.query.criteria.internal.expression.SelectionImpl
alias, getCompoundSelectionItems, getValueHandlers, isCompoundSelection

从类继承的方法 org.hibernate.query.criteria.internal.expression.AbstractTupleElement
forceConversion, getAlias, getJavaType, getValueHandler, resetJavaType, setAlias

从类继承的方法 org.hibernate.query.criteria.internal.AbstractNode
criteriaBuilder

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 javax.persistence.criteria.Expression
as, in, in, in, in, isNotNull, isNull

从接口继承的方法 org.hibernate.query.criteria.internal.ExpressionImplementor
asBigDecimal, asBigInteger, asDouble, asFloat, asInteger, asLong, asString

从接口继承的方法 javax.persistence.criteria.Path
getModel

从接口继承的方法 org.hibernate.query.criteria.internal.PathImplementor
getAttribute, treatAs

从接口继承的方法 javax.persistence.criteria.Selection
alias, getCompoundSelectionItems, isCompoundSelection

从接口继承的方法 org.hibernate.query.criteria.internal.SelectionImplementor
getValueHandlers

从接口继承的方法 javax.persistence.TupleElement
getAlias, getJavaType

从接口继承的方法 org.hibernate.query.criteria.internal.TupleElementImplementor
getValueHandler

- 构造器详细资料
  - AbstractPathImpl
```
public AbstractPathImpl(CriteriaBuilderImpl criteriaBuilder,
                        Class<X> javaType,
                        PathSource pathSource)
```
    Constructs a basic path instance.
    
    参数:
    
    criteriaBuilder - The criteria builder
    
    javaType - The java type of this path
    
    pathSource - The source (or origin) from which this path originates
- 方法详细资料
  - getPathSource
```
public PathSource getPathSource()
```
  - getParentPath
```
public PathSource<?> getParentPath()
```
    指定者:
    
    getParentPath 在接口中 javax.persistence.criteria.Path<X>
  - type
```
public javax.persistence.criteria.Expression<Class<? extends X>> type()
```
    指定者:
    
    type 在接口中 javax.persistence.criteria.Path<X>
  - getPathIdentifier
```
public String getPathIdentifier()
```
    从接口复制的说明: PathSource
    
    Get the string representation of this path as a navigation from one of the queries identification variables
    
    指定者:
    
    getPathIdentifier 在接口中 PathSource<X>
    
    返回:
    
    The path's identifier.
  - canBeDereferenced
```
protected abstract boolean canBeDereferenced()
```
  - illegalDereference
```
protected final RuntimeException illegalDereference()
```
  - unknownAttribute
```
protected final RuntimeException unknownAttribute(String attributeName)
```
  - resolveCachedAttributePath
```
protected final javax.persistence.criteria.Path resolveCachedAttributePath(String attributeName)
```
  - registerAttributePath
```
protected final void registerAttributePath(String attributeName,
                                           javax.persistence.criteria.Path path)
```
  - get
```
public <Y> javax.persistence.criteria.Path<Y> get(javax.persistence.metamodel.SingularAttribute<? super X,Y> attribute)
```
    指定者:
    
    get 在接口中 javax.persistence.criteria.Path<X>
  - getPathSourceForSubPaths
```
protected PathSource getPathSourceForSubPaths()
```
  - get
```
public <E,C extends Collection<E>> javax.persistence.criteria.Expression<C> get(javax.persistence.metamodel.PluralAttribute<X,C,E> attribute)
```
    指定者:
    
    get 在接口中 javax.persistence.criteria.Path<X>
  - get
```
public <K,V,M extends Map<K,V>> javax.persistence.criteria.Expression<M> get(javax.persistence.metamodel.MapAttribute<X,K,V> attribute)
```
    指定者:
    
    get 在接口中 javax.persistence.criteria.Path<X>
  - get
```
public <Y> javax.persistence.criteria.Path<Y> get(String attributeName)
```
    指定者:
    
    get 在接口中 javax.persistence.criteria.Path<X>
  - locateAttribute
```
protected final javax.persistence.metamodel.Attribute locateAttribute(String attributeName)
```
    Get the attribute by name from the underlying model. This allows subclasses to define exactly how the attribute is derived.
    
    参数:
    
    attributeName - The name of the attribute to locate
    
    返回:
    
    The attribute; should never return null.
    
    抛出:
    
    IllegalArgumentException - If no such attribute exists
  - locateAttributeInternal
```
protected abstract javax.persistence.metamodel.Attribute locateAttributeInternal(String attributeName)
```
    Get the attribute by name from the underlying model. This allows subclasses to define exactly how the attribute is derived. Called from locateAttribute(java.lang.String) which also applies nullness checking for proper error reporting.
    
    参数:
    
    attributeName - The name of the attribute to locate
    
    返回:
    
    The attribute; may be null.
    
    抛出:
    
    IllegalArgumentException - If no such attribute exists
  - registerParameters
```
public void registerParameters(ParameterRegistry registry)
```
    从接口复制的说明: ParameterContainer
    
    Register any parameters contained within this query component with the given registry.
    
    指定者:
    
    registerParameters 在接口中 ParameterContainer
    
    参数:
    
    registry - The parameter registry with which to register.
  - prepareAlias
```
public void prepareAlias(RenderingContext renderingContext)
```
    指定者:
    
    prepareAlias 在接口中 PathSource<X>
  - render
```
public String render(RenderingContext renderingContext)
```
    从接口复制的说明: Renderable
    
    Perform the rendering, returning the rendition
    
    指定者:
    
    render 在接口中 Renderable

类 AbstractPathImpl<X>

嵌套类概要

从接口继承的嵌套类/接口 org.hibernate.query.criteria.internal.ParameterContainer

构造器概要

方法概要

从类继承的方法 org.hibernate.query.criteria.internal.expression.ExpressionImpl

从类继承的方法 org.hibernate.query.criteria.internal.expression.SelectionImpl

从类继承的方法 org.hibernate.query.criteria.internal.expression.AbstractTupleElement

从类继承的方法 org.hibernate.query.criteria.internal.AbstractNode

从类继承的方法 java.lang.Object

从接口继承的方法 javax.persistence.criteria.Expression

从接口继承的方法 org.hibernate.query.criteria.internal.ExpressionImplementor

从接口继承的方法 javax.persistence.criteria.Path

从接口继承的方法 org.hibernate.query.criteria.internal.PathImplementor

从接口继承的方法 javax.persistence.criteria.Selection

从接口继承的方法 org.hibernate.query.criteria.internal.SelectionImplementor

从接口继承的方法 javax.persistence.TupleElement

从接口继承的方法 org.hibernate.query.criteria.internal.TupleElementImplementor

构造器详细资料

AbstractPathImpl

方法详细资料

getPathSource

getParentPath

type

getPathIdentifier

canBeDereferenced

illegalDereference

unknownAttribute

resolveCachedAttributePath

registerAttributePath

get

getPathSourceForSubPaths

get

get

get

locateAttribute

locateAttributeInternal

registerParameters

prepareAlias

render