ONOS-574 - Complete REST APIs for flows
- codecs for all objects referenced by flows
- codecs for HostToHost and PointToPoint intents
- standardized on context.codec() rather than direct calls to new codec()
Change-Id: I94fcb6e31a9161132c6efc2793b9c46fa3cc4570
diff --git a/web/api/src/main/java/org/onosproject/codec/impl/CriterionCodec.java b/web/api/src/main/java/org/onosproject/codec/impl/CriterionCodec.java
new file mode 100644
index 0000000..81033f2
--- /dev/null
+++ b/web/api/src/main/java/org/onosproject/codec/impl/CriterionCodec.java
@@ -0,0 +1,119 @@
+/*
+ * 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.codec.impl;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.net.flow.criteria.Criteria;
+import org.onosproject.net.flow.criteria.Criterion;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Criterion codec.
+ */
+public class CriterionCodec extends JsonCodec<Criterion> {
+
+ protected static final Logger log = LoggerFactory.getLogger(CriterionCodec.class);
+
+ @Override
+ public ObjectNode encode(Criterion criterion, CodecContext context) {
+ checkNotNull(criterion, "Criterion cannot be null");
+
+ final ObjectNode result = context.mapper().createObjectNode()
+ .put("type", criterion.type().toString());
+
+ switch (criterion.type()) {
+
+ case IN_PORT:
+ final Criteria.PortCriterion portCriterion = (Criteria.PortCriterion) criterion;
+ result.put("tcpPort", portCriterion.port().toLong());
+ break;
+
+ case ETH_SRC:
+ case ETH_DST:
+ final Criteria.EthCriterion ethCriterion = (Criteria.EthCriterion) criterion;
+ break;
+
+ case ETH_TYPE:
+ final Criteria.EthTypeCriterion ethTypeCriterion =
+ (Criteria.EthTypeCriterion) criterion;
+ result.put("ethType", ethTypeCriterion.ethType());
+ break;
+
+ case IPV4_SRC:
+ case IPV6_SRC:
+ final Criteria.IPCriterion iPCriterion = (Criteria.IPCriterion) criterion;
+ result.put("ip", iPCriterion.ip().toString());
+ break;
+
+ case IP_PROTO:
+ final Criteria.IPProtocolCriterion iPProtocolCriterion =
+ (Criteria.IPProtocolCriterion) criterion;
+ result.put("protocol", iPProtocolCriterion.protocol());
+ break;
+
+ case VLAN_PCP:
+ final Criteria.VlanPcpCriterion vlanPcpCriterion =
+ (Criteria.VlanPcpCriterion) criterion;
+ result.put("priority", vlanPcpCriterion.priority());
+ break;
+
+ case VLAN_VID:
+ final Criteria.VlanIdCriterion vlanIdCriterion =
+ (Criteria.VlanIdCriterion) criterion;
+ result.put("vlanId", vlanIdCriterion.vlanId().toShort());
+ break;
+
+ case TCP_SRC:
+ case TCP_DST:
+ final Criteria.TcpPortCriterion tcpPortCriterion =
+ (Criteria.TcpPortCriterion) criterion;
+ result.put("tcpPort", tcpPortCriterion.tcpPort().byteValue());
+ break;
+
+ case MPLS_LABEL:
+ final Criteria.MplsCriterion mplsCriterion =
+ (Criteria.MplsCriterion) criterion;
+ result.put("label", mplsCriterion.label());
+ break;
+
+ case OCH_SIGID:
+ final Criteria.LambdaCriterion lambdaCriterion =
+ (Criteria.LambdaCriterion) criterion;
+ result.put("lambda", lambdaCriterion.lambda());
+ break;
+
+ case OCH_SIGTYPE:
+ final Criteria.OpticalSignalTypeCriterion opticalSignalTypeCriterion =
+ (Criteria.OpticalSignalTypeCriterion) criterion;
+ result.put("signalType", opticalSignalTypeCriterion.signalType());
+ break;
+
+ default:
+ // Don't know how to format this type
+ log.info("Cannot convert criterion of type {} to JSON",
+ criterion.type());
+ break;
+ }
+
+ return result;
+ }
+}