| /* |
| * Copyright 1999,2005 The Apache Software Foundation. |
| * |
| * 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.apache.catalina.cluster; |
| |
| import java.io.Serializable; |
| |
| /** |
| * @author Peter Rossbach |
| */ |
| public interface ClusterMessage extends Serializable { |
| |
| public final static int FLAG_FORBIDDEN = 0 ; |
| public final static int FLAG_ALLOWED = 1 ; |
| public final static int FLAG_DEFAULT = 2 ; |
| |
| /** |
| * Get the address that this message originated from. This would be set |
| * if the message was being relayed from a host other than the one |
| * that originally sent it. |
| */ |
| public Member getAddress(); |
| |
| /** |
| * Called by the cluster before sending it to the other |
| * nodes. |
| * |
| * @param member Member |
| */ |
| public void setAddress(Member member); |
| |
| /** |
| * Timestamp message. |
| * |
| * @return long |
| */ |
| public long getTimestamp(); |
| |
| /** |
| * Called by the cluster before sending out |
| * the message. |
| * |
| * @param timestamp The timestamp |
| */ |
| public void setTimestamp(long timestamp); |
| |
| /** |
| * Each message must have a unique ID, in case of using async replication, |
| * and a smart queue, this id is used to replace messages not yet sent. |
| * |
| * @return String |
| */ |
| public String getUniqueId(); |
| |
| /** |
| * Each message can made the desicion that resend is allowed or not or handle by default. |
| * @return 0 Forbidden, 1 allowed, 2 default |
| * @since 5.5.10 |
| */ |
| public int getResend(); |
| |
| /** |
| * set desicion that resend is allowed or not or handle by default. |
| * |
| * @param resend 0 Forbidden, 1 allowed, 2 default |
| * @since 5.5.10 |
| */ |
| public void setResend(int resend) ; |
| |
| /** |
| * Each message can made the desicion that compress is allowed or not or handle by default. |
| * |
| * @return 0 Forbidden, 1 allowed, 2 default |
| * @since 5.5.10 |
| */ |
| public int getCompress(); |
| |
| /** |
| * set desicion that compress is allowed or not or handle by default. |
| * |
| * @param compress 0 Forbidden, 1 allowed, 2 default |
| * @since 5.5.10 |
| */ |
| public void setCompress(int compress) ; |
| |
| } |