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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.vtnweb.web;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.onlab.util.Tools.nullIsIllegal;
import java.util.UUID;
import org.onlab.packet.IpPrefix;
import org.onosproject.codec.CodecContext;
import org.onosproject.codec.JsonCodec;
import org.onosproject.vtnrsc.DefaultFlowClassifier;
import org.onosproject.vtnrsc.FlowClassifier;
import org.onosproject.vtnrsc.FlowClassifierId;
import org.onosproject.vtnrsc.VirtualPortId;
import org.onosproject.vtnrsc.TenantId;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* Flow Classifier JSON codec.
*/
public final class FlowClassifierCodec extends JsonCodec<FlowClassifier> {
private static final String FLOW_CLASSIFIER_ID = "id";
private static final String TENANT_ID = "tenant_id";
private static final String NAME = "name";
private static final String DESCRIPTION = "description";
private static final String ETHER_TYPE = "etherType";
private static final String PROTOCOL = "protocol";
private static final String MIN_SRC_PORT_RANGE = "source_port_range_min";
private static final String MAX_SRC_PORT_RANGE = "source_port_range_max";
private static final String MIN_DST_PORT_RANGE = "destination_port_range_min";
private static final String MAX_DST_PORT_RANGE = "destination_port_range_max";
private static final String SRC_IP_PREFIX = "source_ip_prefix";
private static final String DST_IP_PREFIX = "destination_ip_prefix";
private static final String SRC_PORT = "logical_source_port";
private static final String DST_PORT = "logical_destination_port";
private static final String MISSING_MEMBER_MESSAGE = " member is required in Flow Classifier.";
@Override
public FlowClassifier decode(ObjectNode json, CodecContext context) {
if (json == null || !json.isObject()) {
return null;
}
FlowClassifier.Builder resultBuilder = new DefaultFlowClassifier.Builder();
String flowClassifierId = nullIsIllegal(json.get(FLOW_CLASSIFIER_ID),
FLOW_CLASSIFIER_ID + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setFlowClassifierId(FlowClassifierId.of(UUID.fromString(flowClassifierId)));
String tenantId = nullIsIllegal(json.get(TENANT_ID), TENANT_ID + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setTenantId(TenantId.tenantId(tenantId));
String flowClassiferName = nullIsIllegal(json.get(NAME), NAME + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setName(flowClassiferName);
String flowClassiferDescription = nullIsIllegal(json.get(DESCRIPTION), DESCRIPTION + MISSING_MEMBER_MESSAGE)
.asText();
resultBuilder.setDescription(flowClassiferDescription);
String etherType = nullIsIllegal(json.get(ETHER_TYPE), ETHER_TYPE + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setEtherType(etherType);
String protocol = nullIsIllegal(json.get(PROTOCOL), PROTOCOL + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setProtocol(protocol);
int minSrcPortRange = nullIsIllegal(json.get(MIN_SRC_PORT_RANGE), MIN_SRC_PORT_RANGE + MISSING_MEMBER_MESSAGE)
.asInt();
resultBuilder.setMinSrcPortRange(minSrcPortRange);
int maxSrcPortRange = nullIsIllegal(json.get(MAX_SRC_PORT_RANGE), MAX_SRC_PORT_RANGE + MISSING_MEMBER_MESSAGE)
.asInt();
resultBuilder.setMaxSrcPortRange(maxSrcPortRange);
int minDstPortRange = nullIsIllegal(json.get(MIN_DST_PORT_RANGE), MIN_DST_PORT_RANGE + MISSING_MEMBER_MESSAGE)
.asInt();
resultBuilder.setMinDstPortRange(minDstPortRange);
int maxDstPortRange = nullIsIllegal(json.get(MAX_DST_PORT_RANGE), MAX_DST_PORT_RANGE + MISSING_MEMBER_MESSAGE)
.asInt();
resultBuilder.setMaxDstPortRange(maxDstPortRange);
String srcIpPrefix = nullIsIllegal(json.get(SRC_IP_PREFIX), SRC_IP_PREFIX + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setSrcIpPrefix(IpPrefix.valueOf(srcIpPrefix));
String dstIpPrefix = nullIsIllegal(json.get(DST_IP_PREFIX), DST_IP_PREFIX + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setDstIpPrefix(IpPrefix.valueOf(dstIpPrefix));
String srcPort = nullIsIllegal(json.get(SRC_PORT), SRC_PORT + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setSrcPort(VirtualPortId.portId(srcPort));
String dstPort = nullIsIllegal(json.get(DST_PORT), DST_PORT + MISSING_MEMBER_MESSAGE).asText();
resultBuilder.setDstPort(VirtualPortId.portId(dstPort));
return resultBuilder.build();
}
@Override
public ObjectNode encode(FlowClassifier flowClassifier, CodecContext context) {
checkNotNull(flowClassifier, "flowClassifier cannot be null");
ObjectNode result = context.mapper().createObjectNode()
.put("FLOW_CLASSIFIER_ID", flowClassifier.flowClassifierId().toString())
.put("TENANT_ID", flowClassifier.tenantId().toString())
.put("NAME", flowClassifier.name())
.put("DESCRIPTION", flowClassifier.description())
.put("ETHER_TYPE", flowClassifier.etherType())
.put("PROTOCOL", flowClassifier.protocol())
.put("MIN_SRC_PORT_RANGE", flowClassifier.minSrcPortRange())
.put("MAX_SRC_PORT_RANGE", flowClassifier.maxSrcPortRange())
.put("MIN_DST_PORT_RANGE", flowClassifier.minDstPortRange())
.put("MAX_DST_PORT_RANGE", flowClassifier.maxDstPortRange())
.put("SRC_IP_PREFIX", flowClassifier.srcIpPrefix().toString())
.put("DST_IP_PREFIX", flowClassifier.dstIpPrefix().toString())
.put("SRC_PORT", flowClassifier.srcPort().toString())
.put("DST_PORT", flowClassifier.dstPort().toString());
return result;
}
}
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