/*
 * Copyright (c) 2000, 2017 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

/*
 */

package com.sun.messaging.jmq.jmsserver.multibroker.raptor;

import com.sun.messaging.jmq.util.UID;
import com.sun.messaging.jmq.io.GPacket;
import com.sun.messaging.jmq.jmsserver.persist.api.ChangeRecordInfo;

/**
 * A general cluster G_INFO
 */

public class ClusterInfoInfo {

    private ChangeRecordInfo lastStoredChangeRecord = null;

    private GPacket gp = null; // out going
    private GPacket pkt = null; // in coming

    private ClusterInfoInfo() {
    }

    private ClusterInfoInfo(GPacket pkt) {
        this.pkt = pkt;
    }

    public static ClusterInfoInfo newInstance() {
        return new ClusterInfoInfo();
    }

    /**
     *
     * @param pkt The GPacket to be unmarsheled
     */
    public static ClusterInfoInfo newInstance(GPacket pkt) {
        return new ClusterInfoInfo(pkt);
    }

    public void partitionAdded(UID partitionID) {
        if (gp == null) {
            gp = GPacket.getInstance();
            gp.setType(ProtocolGlobals.G_INFO);
        }
        Integer v = (Integer) gp.getProp("T");
        if (v == null) {
            gp.putProp("T", Integer.valueOf(ClusterInfoRequestInfo.PARTITION_ADDED_TYPE));
        } else {
            int t = (v.intValue() | ClusterInfoRequestInfo.PARTITION_ADDED_TYPE);
            gp.putProp("T", Integer.valueOf(t));
        }
        gp.putProp(ClusterInfoRequestInfo.PARTITION_PROP, Long.valueOf(partitionID.longValue()));
    }

    public void storeSessionOwnerRequestReply(ClusterInfoRequestInfo cir, int status, String reason, String owner) {

        if (gp == null) {
            gp = GPacket.getInstance();
            gp.setType(ProtocolGlobals.G_INFO);
        }
        Integer v = (Integer) gp.getProp("T");
        if (v == null) {
            gp.putProp("T", Integer.valueOf(ClusterInfoRequestInfo.STORE_SESSION_OWNER_TYPE));
        } else {
            int t = (v.intValue() | ClusterInfoRequestInfo.STORE_SESSION_OWNER_TYPE);
            gp.putProp("T", Integer.valueOf(t));
        }
        long ss = cir.getStoreSession();
        gp.putProp(ClusterInfoRequestInfo.STORE_SESSION_PROP, Long.valueOf(ss));
        gp.putProp("X", cir.getXid());
        gp.putProp("S", Integer.valueOf(status));
        if (reason != null) {
            gp.putProp("reason", reason);
        }
        if (owner != null) {
            gp.putProp(ClusterInfoRequestInfo.STORE_SESSION_OWNER_PROP, owner);
        }
    }

    public Long getXid() {
        assert (gp != null);
        return (Long) gp.getProp("X");
    }

    public void setBroadcast(boolean b) {
        assert (gp != null);
        if (b) {
            gp.setBit(gp.B_BIT, true);
        }
    }

    public GPacket getGPacket() {
        assert (gp != null);
        gp.setBit(gp.A_BIT, false);
        return gp;
    }

    public static boolean isStoreSessionOwnerInfo(GPacket pkt) {
        Integer t = (Integer) pkt.getProp("T");
        if (t == null) {
            return false;
        }
        return (t.intValue() & ClusterInfoRequestInfo.STORE_SESSION_OWNER_TYPE) == ClusterInfoRequestInfo.STORE_SESSION_OWNER_TYPE;
    }

    public static boolean isPartitionAddedInfo(GPacket pkt) {
        Integer t = (Integer) pkt.getProp("T");
        if (t == null) {
            return false;
        }
        return (t.intValue() & ClusterInfoRequestInfo.PARTITION_ADDED_TYPE) == ClusterInfoRequestInfo.PARTITION_ADDED_TYPE;
    }

    public String getStoreSessionOwner() {
        if (pkt != null) {
            return (String) pkt.getProp(ClusterInfoRequestInfo.STORE_SESSION_OWNER_PROP);
        }
        return null;
    }

    public UID getPartition() {
        assert (pkt != null);
        Long v = (Long) pkt.getProp(ClusterInfoRequestInfo.PARTITION_PROP);
        if (v == null) {
            return null;
        }
        return new UID(v.longValue());
    }

    @Override
    public String toString() {
        GPacket p = (pkt == null ? gp : pkt);
        if (p == null) {
            return "[]";
        }
        return "[infoType=" + p.getProp("T") + ", " + p.propsEntrySet() + "]";
    }
}
