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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.dhcp.impl;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.google.common.collect.ImmutableSet;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.dhcp.DhcpService;
import org.onosproject.dhcp.IpAssignment;
import org.onosproject.net.HostId;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.TableModel;
import org.onosproject.ui.table.TableRequestHandler;
import java.util.Collection;
import java.util.Date;
import java.util.Map;
/**
* DHCPViewMessageHandler class implementation.
*/
public class DhcpViewMessageHandler extends UiMessageHandler {
private static final String DHCP_DATA_REQ = "dhcpDataRequest";
private static final String DHCP_DATA_RESP = "dhcpDataResponse";
private static final String DHCP = "dhcps";
private static final String HOST = "host";
private static final String IP = "ip";
private static final String LEASE = "lease";
private static final String[] COL_IDS = {
HOST, IP, LEASE
};
@Override
protected Collection<RequestHandler> createRequestHandlers() {
return ImmutableSet.of(
new DataRequestHandler()
);
}
// handler for dhcp table requests
private final class DataRequestHandler extends TableRequestHandler {
private DataRequestHandler() {
super(DHCP_DATA_REQ, DHCP_DATA_RESP, DHCP);
}
@Override
protected String defaultColumnId() {
return HOST;
}
@Override
protected String[] getColumnIds() {
return COL_IDS;
}
@Override
protected void populateTable(TableModel tm, ObjectNode payload) {
DhcpService dhcpService = AbstractShellCommand.get(DhcpService.class);
Map<HostId, IpAssignment> allocationMap = dhcpService.listMapping();
for (Map.Entry<HostId, IpAssignment> entry : allocationMap.entrySet()) {
populateRow(tm.addRow(), entry);
}
}
private void populateRow(TableModel.Row row, Map.Entry<HostId, IpAssignment> entry) {
if (entry.getValue().leasePeriod() > 0) {
Date now = new Date(entry.getValue().timestamp().getTime() + entry.getValue().leasePeriod());
row.cell(HOST, entry.getKey())
.cell(IP, entry.getValue().ipAddress())
.cell(LEASE, now.toString());
} else {
row.cell(HOST, entry.getKey())
.cell(IP, entry.getValue().ipAddress())
.cell(LEASE, "Infinite Static Lease");
}
}
}
}
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