程序包 com.mysql.cj.xdevapi

类 PreparableStatement.PreparableStatementFinalizer

java.lang.Object

java.lang.ref.Reference<T>

java.lang.ref.PhantomReference<PreparableStatement<?>>

com.mysql.cj.xdevapi.PreparableStatement.PreparableStatementFinalizer

封闭类:

PreparableStatement<RES_T>

public static class PreparableStatement.PreparableStatementFinalizer
extends PhantomReference<PreparableStatement<?>>

PhantomReference to track prepared statement ids. An instance of this class must be kept until the prepared statement is properly deallocated. If proper deallocation does not happen, this is used to identify abandoned prepared statements and proceed with its deallocation after the object is destructed by using a ReferenceQueue.

构造器概要

构造器

构造器	说明
PreparableStatementFinalizer(PreparableStatement<?> referent, ReferenceQueue<? super PreparableStatement<?>> q, int preparedStatementId)

方法概要

修饰符和类型	方法	说明
int	getPreparedStatementId()

从类继承的方法 java.lang.ref.PhantomReference

get

从类继承的方法 java.lang.ref.Reference

clear, clone, enqueue, isEnqueued, reachabilityFence

从类继承的方法 java.lang.Object

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

构造器详细资料

PreparableStatementFinalizer

public PreparableStatementFinalizer(PreparableStatement<?> referent,
                                    ReferenceQueue<? super PreparableStatement<?>> q,
                                    int preparedStatementId)

方法详细资料

getPreparedStatementId

public int getPreparedStatementId()