Simon Hunt

GUI -- Introduce TableRequestHandler and refactor all table-based requests to use this class.

Change-Id: Ia26a78e9c4abead17de5e7f6babd54202c6772d9
/*
* 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.ui.table;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.onosproject.ui.RequestHandler;
import java.util.Arrays;
/**
* Message handler specifically for table views.
*/
public abstract class TableRequestHandler extends RequestHandler {
private final String respType;
private final String nodeName;
/**
* Constructs a table request handler for a specific table view. When
* table requests come in, the handler will generate the appropriate
* table rows, sort them according the the request sort parameters, and
* send back the response to the client.
*
* @param reqType type of the request event
* @param respType type of the response event
* @param nodeName name of JSON node holding row data
*/
public TableRequestHandler(String reqType, String respType, String nodeName) {
super(reqType);
this.respType = respType;
this.nodeName = nodeName;
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload, defaultColId());
TableRow[] rows = generateTableRows(payload);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set(nodeName, TableUtils.generateArrayNode(rows));
sendMessage(respType, 0, rootNode);
}
/**
* Returns the default column ID, when one is not supplied in the payload
* defining the column on which to sort. This implementation returns "id".
*
* @return default sort column id
*/
protected String defaultColId() {
return "id";
}
/**
* Subclasses should generate table rows for their specific table instance.
*
* @param payload provided in case custom parameters are present
* @return generated table rows
*/
protected abstract TableRow[] generateTableRows(ObjectNode payload);
}
......@@ -25,11 +25,9 @@ import org.onosproject.core.ApplicationId;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
......@@ -42,8 +40,21 @@ import static org.onosproject.app.ApplicationState.ACTIVE;
public class ApplicationViewMessageHandler extends UiMessageHandler {
private static final String APP_DATA_REQ = "appDataRequest";
private static final String APP_DATA_RESP = "appDataResponse";
private static final String APPS = "apps";
private static final String APP_MGMT_REQ = "appManagementRequest";
private static final String STATE = "state";
private static final String STATE_IID = "_iconid_state";
private static final String ID = "id";
private static final String VERSION = "version";
private static final String ORIGIN = "origin";
private static final String DESC = "desc";
private static final String ICON_ID_ACTIVE = "active";
private static final String ICON_ID_INACTIVE = "appInactive";
@Override
protected Collection<RequestHandler> getHandlers() {
return ImmutableSet.of(
......@@ -52,38 +63,25 @@ public class ApplicationViewMessageHandler extends UiMessageHandler {
);
}
// ======================================================================
private final class AppDataRequest extends RequestHandler {
// handler for application table requests
private final class AppDataRequest extends TableRequestHandler {
private AppDataRequest() {
super(APP_DATA_REQ);
super(APP_DATA_REQ, APP_DATA_RESP, APPS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload);
protected TableRow[] generateTableRows(ObjectNode payload) {
ApplicationService service = get(ApplicationService.class);
TableRow[] rows = generateTableRows(service);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("apps", TableUtils.generateArrayNode(rows));
sendMessage("appDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(ApplicationService service) {
List<TableRow> list = service.getApplications().stream()
.map(application -> new ApplicationTableRow(service, application))
.collect(Collectors.toList());
return list.toArray(new TableRow[list.size()]);
}
}
// ======================================================================
// handler for application management control button actions
private final class AppMgmtRequest extends RequestHandler {
private AppMgmtRequest() {
super(APP_MGMT_REQ);
}
......@@ -106,7 +104,6 @@ public class ApplicationViewMessageHandler extends UiMessageHandler {
}
}
}
// ======================================================================
/**
* TableRow implementation for
......@@ -114,21 +111,10 @@ public class ApplicationViewMessageHandler extends UiMessageHandler {
*/
private static class ApplicationTableRow extends AbstractTableRow {
private static final String STATE = "state";
private static final String STATE_IID = "_iconid_state";
private static final String ID = "id";
private static final String VERSION = "version";
private static final String ORIGIN = "origin";
private static final String DESC = "desc";
private static final String[] COL_IDS = {
STATE, STATE_IID, ID, VERSION, ORIGIN, DESC
};
private static final String ICON_ID_ACTIVE = "active";
private static final String ICON_ID_INACTIVE = "appInactive";
public ApplicationTableRow(ApplicationService service, Application app) {
ApplicationState state = service.getState(app.id());
String iconId = state == ACTIVE ? ICON_ID_ACTIVE : ICON_ID_INACTIVE;
......
......@@ -26,11 +26,9 @@ import org.onosproject.cluster.NodeId;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
......@@ -42,34 +40,29 @@ import java.util.stream.Collectors;
public class ClusterViewMessageHandler extends UiMessageHandler {
private static final String CLUSTER_DATA_REQ = "clusterDataRequest";
private static final String CLUSTER_DATA_RESP = "clusterDataResponse";
private static final String CLUSTERS = "clusters";
private static final String ID = "id";
private static final String IP = "ip";
private static final String TCP_PORT = "tcp";
private static final String STATE_IID = "_iconid_state";
private static final String UPDATED = "updated";
@Override
protected Collection<RequestHandler> getHandlers() {
return ImmutableSet.of(new ClusterDataRequest());
}
// ======================================================================
private final class ClusterDataRequest extends RequestHandler {
// handler for cluster table requests
private final class ClusterDataRequest extends TableRequestHandler {
private ClusterDataRequest() {
super(CLUSTER_DATA_REQ);
super(CLUSTER_DATA_REQ, CLUSTER_DATA_RESP, CLUSTERS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload);
protected TableRow[] generateTableRows(ObjectNode payload) {
ClusterService service = get(ClusterService.class);
TableRow[] rows = generateTableRows(service);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("clusters", TableUtils.generateArrayNode(rows));
sendMessage("clusterDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(ClusterService service) {
List<TableRow> list = service.getNodes().stream()
.map(node -> new ControllerNodeTableRow(service, node))
.collect(Collectors.toList());
......@@ -77,19 +70,11 @@ public class ClusterViewMessageHandler extends UiMessageHandler {
}
}
// ======================================================================
/**
* TableRow implementation for {@link ControllerNode controller nodes}.
*/
private static class ControllerNodeTableRow extends AbstractTableRow {
private static final String ID = "id";
private static final String IP = "ip";
private static final String TCP_PORT = "tcp";
private static final String STATE_IID = "_iconid_state";
private static final String UPDATED = "updated";
private static final String[] COL_IDS = {
ID, IP, TCP_PORT, STATE_IID, UPDATED
};
......
......@@ -30,12 +30,10 @@ import org.onosproject.net.link.LinkService;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
......@@ -47,7 +45,12 @@ import java.util.Set;
public class DeviceViewMessageHandler extends UiMessageHandler {
private static final String DEV_DATA_REQ = "deviceDataRequest";
private static final String DEV_DETAIL_REQ = "deviceDetailRequest";
private static final String DEV_DATA_RESP = "deviceDataResponse";
private static final String DEVICES = "devices";
private static final String DEV_DETAILS_REQ = "deviceDetailsRequest";
private static final String DEV_DETAILS_RESP = "deviceDetailsResponse";
private static final String DETAILS = "details";
private static final String ID = "id";
private static final String TYPE = "type";
......@@ -78,30 +81,16 @@ public class DeviceViewMessageHandler extends UiMessageHandler {
);
}
// ======================================================================
private final class DataRequestHandler extends RequestHandler {
// handler for device table requests
private final class DataRequestHandler extends TableRequestHandler {
private DataRequestHandler() {
super(DEV_DATA_REQ);
super(DEV_DATA_REQ, DEV_DATA_RESP, DEVICES);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload);
protected TableRow[] generateTableRows(ObjectNode payload) {
DeviceService service = get(DeviceService.class);
MastershipService mastershipService = get(MastershipService.class);
TableRow[] rows = generateTableRows(service, mastershipService);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("devices", TableUtils.generateArrayNode(rows));
sendMessage("deviceDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(DeviceService service,
MastershipService mastershipService) {
List<TableRow> list = new ArrayList<>();
for (Device dev : service.getDevices()) {
list.add(new DeviceTableRow(service, mastershipService, dev));
......@@ -110,11 +99,10 @@ public class DeviceViewMessageHandler extends UiMessageHandler {
}
}
// ======================================================================
// handler for selected device detail requests
private final class DetailRequestHandler extends RequestHandler {
private DetailRequestHandler() {
super(DEV_DETAIL_REQ);
super(DEV_DETAILS_REQ);
}
@Override
......@@ -152,8 +140,8 @@ public class DeviceViewMessageHandler extends UiMessageHandler {
data.set(PORTS, ports);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("details", data);
sendMessage("deviceDetailsResponse", 0, rootNode);
rootNode.set(DETAILS, data);
sendMessage(DEV_DETAILS_RESP, 0, rootNode);
}
private ObjectNode portData(Port p, DeviceId id) {
......@@ -183,7 +171,6 @@ public class DeviceViewMessageHandler extends UiMessageHandler {
}
private static String getTypeIconId(Device d) {
return DEV_ICON_PREFIX + d.type().toString();
}
......
......@@ -17,8 +17,8 @@
package org.onosproject.ui.impl;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableSet;
import org.apache.commons.lang.WordUtils;
import org.onosproject.net.DeviceId;
import org.onosproject.net.flow.FlowEntry;
import org.onosproject.net.flow.FlowRuleService;
......@@ -29,16 +29,16 @@ import org.onosproject.net.flow.instructions.Instruction;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import static org.apache.commons.lang.WordUtils.capitalizeFully;
/**
* Message handler for flow view related messages.
......@@ -46,45 +46,42 @@ import java.util.Set;
public class FlowViewMessageHandler extends UiMessageHandler {
private static final String FLOW_DATA_REQ = "flowDataRequest";
private static final String NO_DEV = "none";
private static final String FLOW_DATA_RESP = "flowDataResponse";
private static final String FLOWS = "flows";
private static final String ID = "id";
private static final String APP_ID = "appId";
private static final String GROUP_ID = "groupId";
private static final String TABLE_ID = "tableId";
private static final String PRIORITY = "priority";
private static final String SELECTOR = "selector";
private static final String TREATMENT = "treatment";
private static final String TIMEOUT = "timeout";
private static final String PERMANENT = "permanent";
private static final String STATE = "state";
private static final String COMMA = ", ";
@Override
protected Collection<RequestHandler> getHandlers() {
return ImmutableSet.of(new FlowDataRequest());
}
// ======================================================================
private final class FlowDataRequest extends RequestHandler {
// handler for flow table requests
private final class FlowDataRequest extends TableRequestHandler {
private FlowDataRequest() {
super(FLOW_DATA_REQ);
super(FLOW_DATA_REQ, FLOW_DATA_RESP, FLOWS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload);
String uri = string(payload, "devId", NO_DEV);
ObjectNode rootNode;
if (uri.equals(NO_DEV)) {
rootNode = MAPPER.createObjectNode();
rootNode.set("flows", MAPPER.createArrayNode());
} else {
DeviceId deviceId = DeviceId.deviceId(uri);
FlowRuleService service = get(FlowRuleService.class);
TableRow[] rows = generateTableRows(service, deviceId);
Arrays.sort(rows, rc);
rootNode = MAPPER.createObjectNode();
rootNode.set("flows", TableUtils.generateArrayNode(rows));
protected TableRow[] generateTableRows(ObjectNode payload) {
String uri = string(payload, "devId");
if (Strings.isNullOrEmpty(uri)) {
return new TableRow[0];
}
sendMessage("flowDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(FlowRuleService service,
DeviceId deviceId) {
DeviceId deviceId = DeviceId.deviceId(uri);
FlowRuleService service = get(FlowRuleService.class);
List<TableRow> list = new ArrayList<>();
for (FlowEntry flow : service.getFlowEntries(deviceId)) {
list.add(new FlowTableRow(flow));
......@@ -93,42 +90,28 @@ public class FlowViewMessageHandler extends UiMessageHandler {
}
}
// ======================================================================
/**
* TableRow implementation for {@link org.onosproject.net.flow.FlowRule flows}.
* TableRow implementation for
* {@link org.onosproject.net.flow.FlowRule flows}.
*/
private static class FlowTableRow extends AbstractTableRow {
private static final String ID = "id";
private static final String APP_ID = "appId";
private static final String GROUP_ID = "groupId";
private static final String TABLE_ID = "tableId";
private static final String PRIORITY = "priority";
private static final String SELECTOR = "selector";
private static final String TREATMENT = "treatment";
private static final String TIMEOUT = "timeout";
private static final String PERMANENT = "permanent";
private static final String STATE = "state";
private static final String COMMA = ", ";
private static final String[] COL_IDS = {
ID, APP_ID, GROUP_ID, TABLE_ID, PRIORITY, SELECTOR,
ID, APP_ID, GROUP_ID, TABLE_ID, PRIORITY, SELECTOR,
TREATMENT, TIMEOUT, PERMANENT, STATE
};
public FlowTableRow(FlowEntry f) {
add(ID, Long.toString(f.id().value()));
add(APP_ID, Short.toString(f.appId()));
add(GROUP_ID, Integer.toString(f.groupId().id()));
add(TABLE_ID, Integer.toString(f.tableId()));
add(PRIORITY, Integer.toString(f.priority()));
add(ID, f.id().value());
add(APP_ID, f.appId());
add(GROUP_ID, f.groupId().id());
add(TABLE_ID, f.tableId());
add(PRIORITY, f.priority());
add(SELECTOR, getSelectorString(f));
add(TREATMENT, getTreatmentString(f));
add(TIMEOUT, Integer.toString(f.timeout()));
add(PERMANENT, Boolean.toString(f.isPermanent()));
add(STATE, WordUtils.capitalizeFully(f.state().toString()));
add(TIMEOUT, f.timeout());
add(PERMANENT, f.isPermanent());
add(STATE, capitalizeFully(f.state().toString()));
}
private String getSelectorString(FlowEntry f) {
......@@ -141,8 +124,7 @@ public class FlowViewMessageHandler extends UiMessageHandler {
} else {
StringBuilder sb = new StringBuilder("Criteria = ");
for (Criterion c : criteria) {
sb.append(WordUtils.capitalizeFully(c.type().toString()))
.append(COMMA);
sb.append(capitalizeFully(c.type().toString())).append(COMMA);
}
result = removeTrailingComma(sb).toString();
}
......@@ -177,8 +159,7 @@ public class FlowViewMessageHandler extends UiMessageHandler {
if (!deferred.isEmpty()) {
sb.append("Deferred instructions = ");
for (Instruction i : deferred) {
sb.append(WordUtils.capitalizeFully(i.type().toString()))
.append(COMMA);
sb.append(capitalizeFully(i.type().toString())).append(COMMA);
}
removeTrailingComma(sb);
}
......@@ -188,8 +169,7 @@ public class FlowViewMessageHandler extends UiMessageHandler {
if (!immediate.isEmpty()) {
sb.append("Immediate instructions = ");
for (Instruction i : immediate) {
sb.append(WordUtils.capitalizeFully(i.type().toString()))
.append(COMMA);
sb.append(capitalizeFully(i.type().toString())).append(COMMA);
}
removeTrailingComma(sb);
}
......
......@@ -24,12 +24,10 @@ import org.onosproject.net.host.HostService;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
......@@ -41,6 +39,17 @@ import static com.google.common.base.Strings.isNullOrEmpty;
public class HostViewMessageHandler extends UiMessageHandler {
private static final String HOST_DATA_REQ = "hostDataRequest";
private static final String HOST_DATA_RESP = "hostDataResponse";
private static final String HOSTS = "hosts";
private static final String TYPE_IID = "_iconid_type";
private static final String ID = "id";
private static final String MAC = "mac";
private static final String VLAN = "vlan";
private static final String IPS = "ips";
private static final String LOCATION = "location";
private static final String HOST_ICON_PREFIX = "hostIcon_";
@Override
......@@ -48,28 +57,15 @@ public class HostViewMessageHandler extends UiMessageHandler {
return ImmutableSet.of(new HostDataRequest());
}
// ======================================================================
private final class HostDataRequest extends RequestHandler {
// handler for host table requests
private final class HostDataRequest extends TableRequestHandler {
private HostDataRequest() {
super(HOST_DATA_REQ);
super(HOST_DATA_REQ, HOST_DATA_RESP, HOSTS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload);
protected TableRow[] generateTableRows(ObjectNode payload) {
HostService service = get(HostService.class);
TableRow[] rows = generateTableRows(service);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("hosts", TableUtils.generateArrayNode(rows));
sendMessage("hostDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(HostService service) {
List<TableRow> list = new ArrayList<>();
for (Host host : service.getHosts()) {
list.add(new HostTableRow(host));
......@@ -78,22 +74,11 @@ public class HostViewMessageHandler extends UiMessageHandler {
}
}
// ======================================================================
/**
* TableRow implementation for {@link Host hosts}.
*/
private static class HostTableRow extends AbstractTableRow {
private static final String TYPE_IID = "_iconid_type";
private static final String ID = "id";
private static final String MAC = "mac";
private static final String VLAN = "vlan";
private static final String IPS = "ips";
private static final String LOCATION = "location";
private static final String HOST_ICON_PREFIX = "hostIcon_";
private static final String[] COL_IDS = {
TYPE_IID, ID, MAC, VLAN, IPS, LOCATION
};
......
......@@ -34,12 +34,10 @@ import org.onosproject.net.intent.SinglePointToMultiPointIntent;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Set;
......@@ -50,6 +48,8 @@ import java.util.Set;
public class IntentViewMessageHandler extends UiMessageHandler {
private static final String INTENT_DATA_REQ = "intentDataRequest";
private static final String INTENT_DATA_RESP = "intentDataResponse";
private static final String INTENTS = "intents";
private static final String APP_ID = "appId";
private static final String KEY = "key";
......@@ -63,37 +63,27 @@ public class IntentViewMessageHandler extends UiMessageHandler {
return ImmutableSet.of(new IntentDataRequest());
}
// ======================================================================
private final class IntentDataRequest extends RequestHandler {
// handler for intent table requests
private final class IntentDataRequest extends TableRequestHandler {
private IntentDataRequest() {
super(INTENT_DATA_REQ);
super(INTENT_DATA_REQ, INTENT_DATA_RESP, INTENTS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload, APP_ID);
protected TableRow[] generateTableRows(ObjectNode payload) {
IntentService service = get(IntentService.class);
TableRow[] rows = generateTableRows(service);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("intents", TableUtils.generateArrayNode(rows));
sendMessage("intentDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(IntentService service) {
List<TableRow> list = new ArrayList<>();
for (Intent intent : service.getIntents()) {
list.add(new IntentTableRow(intent));
}
return list.toArray(new TableRow[list.size()]);
}
}
// ======================================================================
@Override
protected String defaultColId() {
return APP_ID;
}
}
/**
* TableRow implementation for {@link Intent intents}.
......
......@@ -27,12 +27,10 @@ import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.onosproject.ui.impl.TopologyViewMessageHandlerBase.BiLink;
import org.onosproject.ui.table.AbstractTableRow;
import org.onosproject.ui.table.RowComparator;
import org.onosproject.ui.table.TableRequestHandler;
import org.onosproject.ui.table.TableRow;
import org.onosproject.ui.table.TableUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
......@@ -45,35 +43,30 @@ import static org.onosproject.ui.impl.TopologyViewMessageHandlerBase.addLink;
public class LinkViewMessageHandler extends UiMessageHandler {
private static final String LINK_DATA_REQ = "linkDataRequest";
private static final String LINK_DATA_RESP = "linkDataResponse";
private static final String LINKS = "links";
private static final String ONE = "one";
private static final String TWO = "two";
private static final String TYPE = "type";
private static final String STATE = "_iconid_state";
private static final String DIRECTION = "direction";
private static final String DURABLE = "durable";
@Override
protected Collection<RequestHandler> getHandlers() {
return ImmutableSet.of(new LinkDataRequest());
}
// ======================================================================
private final class LinkDataRequest extends RequestHandler {
// handler for link table requests
private final class LinkDataRequest extends TableRequestHandler {
private LinkDataRequest() {
super(LINK_DATA_REQ);
super(LINK_DATA_REQ, LINK_DATA_RESP, LINKS);
}
@Override
public void process(long sid, ObjectNode payload) {
RowComparator rc = TableUtils.createRowComparator(payload, "one");
protected TableRow[] generateTableRows(ObjectNode payload) {
LinkService service = get(LinkService.class);
TableRow[] rows = generateTableRows(service);
Arrays.sort(rows, rc);
ObjectNode rootNode = MAPPER.createObjectNode();
rootNode.set("links", TableUtils.generateArrayNode(rows));
sendMessage("linkDataResponse", 0, rootNode);
}
private TableRow[] generateTableRows(LinkService service) {
List<TableRow> list = new ArrayList<>();
// First consolidate all uni-directional links into two-directional ones.
......@@ -84,22 +77,18 @@ public class LinkViewMessageHandler extends UiMessageHandler {
biLinks.values().forEach(biLink -> list.add(new LinkTableRow(biLink)));
return list.toArray(new TableRow[list.size()]);
}
}
// ======================================================================
@Override
protected String defaultColId() {
return ONE;
}
}
/**
* TableRow implementation for {@link org.onosproject.net.Link links}.
*/
private static class LinkTableRow extends AbstractTableRow {
private static final String ONE = "one";
private static final String TWO = "two";
private static final String TYPE = "type";
private static final String STATE = "_iconid_state";
private static final String DIRECTION = "direction";
private static final String DURABLE = "durable";
private static final String[] COL_IDS = {
ONE, TWO, TYPE, STATE, DIRECTION, DURABLE
};
......