org.apache.calcite.plan

Class Contexts.ChainContext

java.lang.Object

org.apache.calcite.plan.Contexts.ChainContext

All Implemented Interfaces:

Context, Wrapper

Enclosing class:

Contexts

private static final class Contexts.ChainContext
extends Object
implements Context

Context that wraps a chain of contexts.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) com.google.common.collect.ImmutableList<Context>	contexts

Constructor Summary

Constructors

Constructor and Description
ChainContext(com.google.common.collect.ImmutableList<Context> contexts)

Method Summary

Modifier and Type	Method and Description
<T> T	unwrap(Class<T> clazz) Finds an instance of an interface implemented by this object, or returns null if this object does not support that interface.

Methods inherited from class java.lang.Object

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

Field Detail

contexts

final com.google.common.collect.ImmutableList<Context> contexts

Constructor Detail

ChainContext

ChainContext(com.google.common.collect.ImmutableList<Context> contexts)

Method Detail

unwrap

public <T> T unwrap(Class<T> clazz)

Description copied from interface: Wrapper

Finds an instance of an interface implemented by this object, or returns null if this object does not support that interface.

Specified by:

unwrap in interface Wrapper