org.apache.derby.impl.sql.execute

Class TriggerInfo

java.lang.Object

org.apache.derby.impl.sql.execute.TriggerInfo

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, Formatable, TypedFormat

public final class TriggerInfo
extends java.lang.Object
implements Formatable

This is a simple class used to store the run time information about a foreign key. Used by DML to figure out what to check.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
TriggerInfo() Niladic constructor for Formattable
TriggerInfo(TriggerDescriptorList triggers) Constructor for TriggerInfo

Method Summary

Modifier and Type	Method and Description
int	getTypeFormatId() Get the formatID which corresponds to this class.
void	readExternal(java.io.ObjectInput in) Read this object from a stream of stored objects.
java.lang.String	toString()
void	writeExternal(java.io.ObjectOutput out) Write this object out

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TriggerInfo

public TriggerInfo()

Niladic constructor for Formattable

TriggerInfo

public TriggerInfo(TriggerDescriptorList triggers)

Constructor for TriggerInfo

Parameters:

triggers - the list of trigger descriptors

Method Detail

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Write this object out

Specified by:

writeExternal in interface java.io.Externalizable

Parameters:

out - write bytes here

Throws:

java.io.IOException - thrown on error

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Read this object from a stream of stored objects.

Specified by:

readExternal in interface java.io.Externalizable

Parameters:

in - read this.

Throws:

java.io.IOException - thrown on error

java.lang.ClassNotFoundException - thrown on error

getTypeFormatId

public int getTypeFormatId()

Get the formatID which corresponds to this class.

Specified by:

getTypeFormatId in interface TypedFormat

Returns:

the formatID of this class

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object