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/*_############################################################################
_##
_## SNMP4J-Agent 2 - MOTableRowEvent.java
_##
_## Copyright (C) 2005-2014 Frank Fock (SNMP4J.org)
_##
_## Licensed under the Apache License, Version 2.0 (the "License");
_## you may not use this file except in compliance with the License.
_## You may obtain a copy of the License at
_##
_## http://www.apache.org/licenses/LICENSE-2.0
_##
_## Unless required by applicable law or agreed to in writing, software
_## distributed under the License is distributed on an "AS IS" BASIS,
_## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
_## See the License for the specific language governing permissions and
_## limitations under the License.
_##
_##########################################################################*/
package org.snmp4j.agent.mo;
import java.util.*;
import org.snmp4j.mp.*;
/**
* The MOTableRowEvent class describes the changes
* @param
* The {@link MOTable} row type of this event.
* @author Frank Fock
* @version 2.2
*/
public class MOTableRowEvent extends DeniableEventObject {
private static final long serialVersionUID = 5846054060591503486L;
/**
* A single column of a row is changed.
*/
public static final int CHANGE = 0;
/**
* A row is created.
*/
public static final int CREATE = 1;
/**
* A row is added.
*/
public static final int ADD = 2;
/**
* A row is deleted.
*/
public static final int DELETE = 3;
/**
* This event type indicates that a complete row has been updated.
*/
public static final int UPDATED = 4;
private MOTable> table;
private R row;
private MOTableRow preparedChanges;
private int type;
private int vetoColumn = -1;
/**
* Creates a table row event based on table, row and type that cannot be
* canceled by the event listener.
* @param source
* the event source.
* @param table
* the table.
* @param row
* the row associated with this event.
* @param type
* the event type.
*/
public MOTableRowEvent(Object source,
MOTable> table, R row,
int type) {
super(source, false);
this.table = table;
this.row = row;
this.type = type;
}
/**
* Creates a table row event based on table, row and type that may be
* canceled by the event listener depending on the specified flag.
* @param source
* the event source.
* @param table
* the table.
* @param row
* the row associated with this event.
* @param type
* the event type.
* @param deniable
* indicates whether the event can be canceled through setting its
* denyReason member to a SNMP error status.
* @since 1.1
*/
public MOTableRowEvent(Object source,
MOTable> table, R row,
int type, boolean deniable) {
super(source, deniable);
this.table = table;
this.row = row;
this.type = type;
}
/**
* Creates a table row event based on table, row, prepared changes, and type
* that cannot be canceled by the event listener.
*
* @param source
* the event source.
* @param table
* the table.
* @param row
* the row associated with this event.
* @param preparedChanges
* a row instance containing the prepared changes for row.
* @param type
* the event type.
*/
public MOTableRowEvent(Object source,
MOTable> table,
R row,
MOTableRow preparedChanges,
int type) {
super(source, false);
this.table = table;
this.row = row;
this.preparedChanges = preparedChanges;
this.type = type;
}
/**
* Creates a table row event based on table, row, prepared changes, and type.
* @param source
* the event source.
* @param table
* the table.
* @param row
* the row associated with this event.
* @param preparedChanges
* a row instance containing the prepared changes for row.
* @param type
* the event type.
* @param deniable
* indicates whether the event can be canceled through setting its
* denyReason member to a SNMP error status.
* @since 1.1
*/
public MOTableRowEvent(Object source,
MOTable> table,
R row,
MOTableRow preparedChanges,
int type,
boolean deniable) {
super(source, deniable);
this.table = table;
this.row = row;
this.preparedChanges = preparedChanges;
this.type = type;
}
public R getRow() {
return row;
}
public MOTable> getTable() {
return table;
}
public int getType() {
return type;
}
/**
* Returns the veto status that revokes the row operation or zero if the
* row operation is accepted by all listeners.
* @return
* a SNMP or sub-agent protocol error status or zero if the row operation
* is accepted.
*/
public int getVetoStatus() {
return getDenyReason();
}
public MOTableRow getPreparedChanges() {
return preparedChanges;
}
public int getVetoColumn() {
return vetoColumn;
}
/**
* Sets the veto status that revokes the row operation.
* @param denyReason
* a SNMP error status or a sub-agent protocol specific error status.
* In any case zero represents no error.
*/
public void setVetoStatus(int denyReason) {
setDenyReason(denyReason);
}
/**
* Sets the column index on whose behalf the veto is issued.
* @param vetoColumn
* a column index.
*/
public void setVetoColumn(int vetoColumn) {
this.vetoColumn = vetoColumn;
}
public String toString() {
return getClass().getName()+"[source="+source+",table="+table+",row="+row+
",type="+type+",deniable="+isDeniable()+"]";
}
}
