[ONOS-7583]Adding PI flow rules via REST API and unit tests

Change-Id: I15537097e7b6f8138f8ae43676d5dd22d8b9093a
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/CriterionCodecTest.java b/core/common/src/test/java/org/onosproject/codec/impl/CriterionCodecTest.java
index d61f6c1..c748ab6 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/CriterionCodecTest.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/CriterionCodecTest.java
@@ -15,8 +15,14 @@
  */
 package org.onosproject.codec.impl;
 
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Collection;
 import java.util.EnumMap;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import org.hamcrest.MatcherAssert;
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 import org.onlab.packet.Ip6Address;
@@ -38,10 +44,20 @@
 import org.onosproject.net.flow.criteria.Criterion;
 
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.net.flow.criteria.PiCriterion;
+import org.onosproject.net.pi.model.PiMatchFieldId;
+import org.onosproject.net.pi.runtime.PiExactFieldMatch;
+import org.onosproject.net.pi.runtime.PiFieldMatch;
+import org.onosproject.net.pi.runtime.PiLpmFieldMatch;
+import org.onosproject.net.pi.runtime.PiRangeFieldMatch;
+import org.onosproject.net.pi.runtime.PiTernaryFieldMatch;
+import org.onosproject.net.pi.runtime.PiValidFieldMatch;
 
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 import static org.hamcrest.Matchers.notNullValue;
 import static org.onlab.junit.TestUtils.getField;
+import static org.onlab.util.ImmutableByteSequence.copyFrom;
 import static org.onosproject.codec.impl.CriterionJsonMatcher.matchesCriterion;
 
 /**
@@ -460,4 +476,102 @@
         assertThat(result, matchesCriterion(criterion));
     }
 
+    /**
+     * Tests protocol-independent type criterion encoding.
+     */
+    @Test
+    public void matchPiTypeEncodingTest() {
+
+        PiMatchFieldId ethMatchFieldId = PiMatchFieldId.of("ethernet_t.etherType");
+        byte[] matchExactBytes1 = {0x08, 0x00};
+        Criterion exactBytesCriterion = PiCriterion.builder().matchExact(ethMatchFieldId, matchExactBytes1).build();
+        ObjectNode exactResult = criterionCodec.encode(exactBytesCriterion, context);
+        assertThat(exactResult, matchesCriterion(exactBytesCriterion));
+
+        PiMatchFieldId ipv4MatchFieldId = PiMatchFieldId.of("ipv4_t.dstAddr");
+        int mask = 0x00ffffff;
+        byte[] matchLpmBytes1 = {0x0a, 0x01, 0x01, 0x01};
+        Criterion lpmBytesCriterion = PiCriterion.builder().matchLpm(ipv4MatchFieldId, matchLpmBytes1, mask).build();
+        ObjectNode lpmResult = criterionCodec.encode(lpmBytesCriterion, context);
+        assertThat(lpmResult, matchesCriterion(lpmBytesCriterion));
+
+        byte[] matchTernaryBytes1 = {0x0a, 0x01, 0x01, 0x01};
+        byte[] matchTernaryMaskBytes = {0x7f, 0x7f, 0x7f, 0x00};
+        Criterion ternaryBytesCriterion = PiCriterion.builder().matchTernary(ipv4MatchFieldId, matchTernaryBytes1,
+                                                                    matchTernaryMaskBytes).build();
+        ObjectNode ternaryResult = criterionCodec.encode(ternaryBytesCriterion, context);
+        assertThat(ternaryResult, matchesCriterion(ternaryBytesCriterion));
+
+        byte[] matchRangeBytes1 = {0x10};
+        byte[] matchRangeHighBytes = {0x30};
+        Criterion rangeBytesCriterion = PiCriterion.builder()
+                .matchRange(ipv4MatchFieldId, matchRangeBytes1, matchRangeHighBytes).build();
+        ObjectNode rangeResult = criterionCodec.encode(rangeBytesCriterion, context);
+        assertThat(rangeResult, matchesCriterion(rangeBytesCriterion));
+
+        Criterion validCriterion = PiCriterion.builder().matchValid(ipv4MatchFieldId, false).build();
+        ObjectNode validResult = criterionCodec.encode(validCriterion, context);
+        assertThat(validResult, matchesCriterion(validCriterion));
+    }
+
+    /**
+     * Tests protocol-independent type criterion decoding.
+     */
+    @Test
+    public void matchPiTypeDecodingTest() throws IOException {
+        Criterion criterion = getCriterion("PiCriterion.json");
+        Assert.assertThat(criterion.type(), is(Criterion.Type.PROTOCOL_INDEPENDENT));
+        Collection<PiFieldMatch> piFieldMatches = ((PiCriterion) criterion).fieldMatches();
+        for (PiFieldMatch piFieldMatch : piFieldMatches) {
+            switch (piFieldMatch.type()) {
+                case EXACT:
+                    Assert.assertThat(piFieldMatch.fieldId().id(), is("ingress_port"));
+                    Assert.assertThat(((PiExactFieldMatch) piFieldMatch).value(), is(
+                            copyFrom((byte) 0x10)));
+                    break;
+                case LPM:
+                    Assert.assertThat(piFieldMatch.fieldId().id(), is("src_addr"));
+                    Assert.assertThat(((PiLpmFieldMatch) piFieldMatch).value(),
+                                      is(copyFrom(0xa010101)));
+                    Assert.assertThat(((PiLpmFieldMatch) piFieldMatch).prefixLength(), is(24));
+                    break;
+                case TERNARY:
+                    Assert.assertThat(piFieldMatch.fieldId().id(), is("dst_addr"));
+                    Assert.assertThat(((PiTernaryFieldMatch) piFieldMatch).value(),
+                                      is(copyFrom(0xa010101)));
+                    Assert.assertThat(((PiTernaryFieldMatch) piFieldMatch).mask(),
+                                      is(copyFrom(0xfffffff)));
+                    break;
+                case RANGE:
+                    Assert.assertThat(piFieldMatch.fieldId().id(), is("egress_port"));
+                    Assert.assertThat(((PiRangeFieldMatch) piFieldMatch).highValue(),
+                                      is(copyFrom((byte) 0x20)));
+                    Assert.assertThat(((PiRangeFieldMatch) piFieldMatch).lowValue(),
+                                      is(copyFrom((byte) 0x10)));
+                    break;
+                case VALID:
+                    Assert.assertThat(piFieldMatch.fieldId().id(), is("ethernet_t.etherType"));
+                    Assert.assertThat(((PiValidFieldMatch) piFieldMatch).isValid(), is(true));
+                    break;
+                default:
+                    Assert.assertTrue(false);
+            }
+        }
+    }
+
+    /**
+     * Reads in a criterion from the given resource and decodes it.
+     *
+     * @param resourceName resource to use to read the JSON for the rule
+     * @return decoded criterion
+     * @throws IOException if processing the resource fails
+     */
+    private Criterion getCriterion(String resourceName) throws IOException {
+        InputStream jsonStream = CriterionCodecTest.class.getResourceAsStream(resourceName);
+        JsonNode json = context.mapper().readTree(jsonStream);
+        MatcherAssert.assertThat(json, notNullValue());
+        Criterion criterion = criterionCodec.decode((ObjectNode) json, context);
+        Assert.assertThat(criterion, notNullValue());
+        return criterion;
+    }
 }
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/CriterionJsonMatcher.java b/core/common/src/test/java/org/onosproject/codec/impl/CriterionJsonMatcher.java
index 5e0b938..0b38729 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/CriterionJsonMatcher.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/CriterionJsonMatcher.java
@@ -15,6 +15,7 @@
  */
 package org.onosproject.codec.impl;
 
+import java.util.Collection;
 import java.util.Objects;
 
 import org.hamcrest.Description;
@@ -43,6 +44,7 @@
 import org.onosproject.net.flow.criteria.OchSignalTypeCriterion;
 import org.onosproject.net.flow.criteria.OduSignalIdCriterion;
 import org.onosproject.net.flow.criteria.OduSignalTypeCriterion;
+import org.onosproject.net.flow.criteria.PiCriterion;
 import org.onosproject.net.flow.criteria.PortCriterion;
 import org.onosproject.net.flow.criteria.SctpPortCriterion;
 import org.onosproject.net.flow.criteria.TcpPortCriterion;
@@ -52,6 +54,14 @@
 
 import com.fasterxml.jackson.databind.JsonNode;
 import com.google.common.base.Joiner;
+import org.onosproject.net.pi.runtime.PiExactFieldMatch;
+import org.onosproject.net.pi.runtime.PiFieldMatch;
+import org.onosproject.net.pi.runtime.PiLpmFieldMatch;
+import org.onosproject.net.pi.runtime.PiRangeFieldMatch;
+import org.onosproject.net.pi.runtime.PiTernaryFieldMatch;
+import org.onosproject.net.pi.runtime.PiValidFieldMatch;
+
+import static org.onlab.util.ImmutableByteSequence.copyFrom;
 
 /**
  * Hamcrest matcher for criterion objects.
@@ -537,6 +547,101 @@
         return true;
     }
 
+    /**
+     * Matches a protocol-independent Type criterion object.
+     *
+     * @param criterion criterion to match
+     * @return true if the JSON matches the criterion, false otherwise.
+     */
+    private boolean matchCriterion(PiCriterion criterion) {
+        Collection<PiFieldMatch> piFieldMatches = criterion.fieldMatches();
+        JsonNode jsonMathes = jsonCriterion.get("matches");
+        if (!jsonMathes.isArray()) {
+            return false;
+        }
+        for (JsonNode matchNode : jsonMathes) {
+            for (PiFieldMatch fieldMatch : piFieldMatches) {
+
+                if (!Objects.equals(matchNode.get("field").textValue(), fieldMatch.fieldId().id())) {
+                    description.appendText("match field was " + fieldMatch.fieldId().id());
+                    return false;
+                }
+
+                if (!Objects.equals(matchNode.get("match").textValue(),
+                                    fieldMatch.type().name().toLowerCase())) {
+                    description.appendText("match type was " + fieldMatch.type().name().toLowerCase());
+                    return false;
+                }
+
+                switch (fieldMatch.type()) {
+                    case EXACT:
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("value")
+                                                                             .textValue(), null)),
+                                                     ((PiExactFieldMatch) fieldMatch).value())) {
+                            description.appendText("match value was " + ((PiExactFieldMatch) fieldMatch).value());
+                            return false;
+                        }
+                        break;
+                    case LPM:
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("value")
+                                                                             .textValue(), null)),
+                                            ((PiLpmFieldMatch) fieldMatch).value())) {
+                            description.appendText("match value was " + ((PiLpmFieldMatch) fieldMatch).value());
+                            return false;
+                        }
+                        if (!Objects.equals(matchNode.get("prefixLength").intValue(),
+                                            ((PiLpmFieldMatch) fieldMatch).prefixLength())) {
+                            description.appendText("match prefix was " +
+                                                           ((PiLpmFieldMatch) fieldMatch).prefixLength());
+                            return false;
+                        }
+                        break;
+                    case TERNARY:
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("value")
+                                                                             .textValue(), null)),
+                                            ((PiTernaryFieldMatch) fieldMatch).value())) {
+                            description.appendText("match value was " + ((PiTernaryFieldMatch) fieldMatch).value());
+                            return false;
+                        }
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("mask")
+                                                                             .textValue(), null)),
+                                            ((PiTernaryFieldMatch) fieldMatch).mask())) {
+                            description.appendText("match mask was " + ((PiTernaryFieldMatch) fieldMatch).mask());
+                            return false;
+                        }
+                        break;
+                    case RANGE:
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("highValue")
+                                                                             .textValue(), null)),
+                                            ((PiRangeFieldMatch) fieldMatch).highValue())) {
+                            description.appendText("match high value was " +
+                                                           ((PiRangeFieldMatch) fieldMatch).highValue());
+                            return false;
+                        }
+                        if (!Objects.equals(copyFrom(HexString.fromHexString(matchNode.get("lowValue")
+                                                                             .textValue(), null)),
+                                            ((PiRangeFieldMatch) fieldMatch).lowValue())) {
+                            description.appendText("match low value was " +
+                                                           ((PiRangeFieldMatch) fieldMatch).lowValue());
+                            return false;
+                        }
+                        break;
+                    case VALID:
+                        if (!Objects.equals(matchNode.get("value").asBoolean(),
+                                            ((PiValidFieldMatch) fieldMatch).isValid())) {
+                            description.appendText("match value was " + ((PiValidFieldMatch) fieldMatch).isValid());
+                            return false;
+                        }
+                        break;
+                    default:
+                        description.appendText("match type was " + fieldMatch.type().name().toLowerCase());
+                        return false;
+                }
+            }
+        }
+
+        return true;
+    }
 
     @Override
     public boolean matchesSafely(JsonNode jsonCriterion,
@@ -641,6 +746,8 @@
 
             case ODU_SIGTYPE:
                 return matchCriterion((OduSignalTypeCriterion) criterion);
+            case PROTOCOL_INDEPENDENT:
+                return matchCriterion((PiCriterion) criterion);
 
             default:
                 // Don't know how to format this type
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/InstructionCodecTest.java b/core/common/src/test/java/org/onosproject/codec/impl/InstructionCodecTest.java
index 307c524..832a420 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/InstructionCodecTest.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/InstructionCodecTest.java
@@ -15,7 +15,10 @@
  */
 package org.onosproject.codec.impl;
 
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.hamcrest.MatcherAssert;
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 import org.onlab.packet.Ip4Address;
@@ -23,6 +26,7 @@
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.MplsLabel;
 import org.onlab.packet.VlanId;
+import org.onlab.util.ImmutableByteSequence;
 import org.onosproject.codec.CodecContext;
 import org.onosproject.codec.JsonCodec;
 import org.onosproject.net.ChannelSpacing;
@@ -36,9 +40,23 @@
 import org.onosproject.net.flow.instructions.L1ModificationInstruction;
 import org.onosproject.net.flow.instructions.L2ModificationInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction;
+import org.onosproject.net.flow.instructions.PiInstruction;
+import org.onosproject.net.pi.model.PiActionId;
+import org.onosproject.net.pi.model.PiActionParamId;
+import org.onosproject.net.pi.runtime.PiAction;
+import org.onosproject.net.pi.runtime.PiActionGroupId;
+import org.onosproject.net.pi.runtime.PiActionGroupMemberId;
+import org.onosproject.net.pi.runtime.PiActionParam;
+import org.onosproject.net.pi.runtime.PiTableAction;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Collection;
 
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 import static org.hamcrest.Matchers.notNullValue;
+import static org.onlab.util.ImmutableByteSequence.copyFrom;
 import static org.onosproject.codec.impl.InstructionJsonMatcher.matchesInstruction;
 
 /**
@@ -232,4 +250,77 @@
         assertThat(instructionJson, matchesInstruction(instruction));
     }
 
+    /**
+     * Tests the encoding of protocol-independent instructions.
+     */
+    @Test
+    public void piInstructionEncodingTest() {
+        PiActionId actionId = PiActionId.of("set_egress_port");
+        PiActionParamId actionParamId = PiActionParamId.of("port");
+        PiActionParam actionParam = new PiActionParam(actionParamId, ImmutableByteSequence.copyFrom(10));
+        PiTableAction action = PiAction.builder().withId(actionId).withParameter(actionParam).build();
+        final PiInstruction actionInstruction = Instructions.piTableAction(action);
+        final ObjectNode actionInstructionJson =
+                instructionCodec.encode(actionInstruction, context);
+        assertThat(actionInstructionJson, matchesInstruction(actionInstruction));
+
+        PiTableAction actionGroupId = PiActionGroupId.of(10);
+        final PiInstruction actionGroupIdInstruction = Instructions.piTableAction(actionGroupId);
+        final ObjectNode actionGroupIdInstructionJson =
+                instructionCodec.encode(actionGroupIdInstruction, context);
+        assertThat(actionGroupIdInstructionJson, matchesInstruction(actionGroupIdInstruction));
+
+        PiTableAction actionGroupMemberId = PiActionGroupMemberId.of(10);
+        final PiInstruction actionGroupMemberIdInstruction = Instructions.piTableAction(actionGroupMemberId);
+        final ObjectNode actionGroupMemberIdInstructionJson =
+                instructionCodec.encode(actionGroupMemberIdInstruction, context);
+        assertThat(actionGroupMemberIdInstructionJson, matchesInstruction(actionGroupMemberIdInstruction));
+    }
+
+    /**
+     * Tests the decoding of protocol-independent instructions.
+     */
+    @Test
+    public void piInstructionDecodingTest() throws IOException {
+
+        Instruction actionInstruction = getInstruction("PiActionInstruction.json");
+        Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
+        PiTableAction action = ((PiInstruction) actionInstruction).action();
+        Assert.assertThat(action.type(), is(PiTableAction.Type.ACTION));
+        Assert.assertThat(((PiAction) action).id().id(), is("set_egress_port"));
+        Assert.assertThat(((PiAction) action).parameters().size(), is(1));
+        Collection<PiActionParam> actionParams = ((PiAction) action).parameters();
+        PiActionParam actionParam = actionParams.iterator().next();
+        Assert.assertThat(actionParam.id().id(), is("port"));
+        Assert.assertThat(actionParam.value(), is(copyFrom((byte) 0x1)));
+
+        Instruction actionGroupIdInstruction = getInstruction("PiActionGroupIdInstruction.json");
+        Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
+        PiTableAction actionGroupId = ((PiInstruction) actionGroupIdInstruction).action();
+        Assert.assertThat(actionGroupId.type(), is(PiTableAction.Type.ACTION_GROUP_ID));
+        Assert.assertThat(((PiActionGroupId) actionGroupId).id(), is(100));
+
+        Instruction actionMemberIdInstruction = getInstruction("PiActionMemberIdInstruction.json");
+        Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
+        PiTableAction actionMemberId = ((PiInstruction) actionMemberIdInstruction).action();
+        Assert.assertThat(actionMemberId.type(), is(PiTableAction.Type.GROUP_MEMBER_ID));
+        Assert.assertThat(((PiActionGroupMemberId) actionMemberId).id(), is(100));
+    }
+
+    /**
+     * Reads in an instruction from the given resource and decodes it.
+     *
+     * @param resourceName resource to use to read the JSON for the rule
+     * @return decoded instruction
+     * @throws IOException if processing the resource fails
+     */
+    private Instruction getInstruction(String resourceName) throws IOException {
+        InputStream jsonStream = InstructionCodecTest.class.getResourceAsStream(resourceName);
+        JsonNode json = context.mapper().readTree(jsonStream);
+        MatcherAssert.assertThat(json, notNullValue());
+        Instruction instruction = instructionCodec.decode((ObjectNode) json, context);
+        Assert.assertThat(instruction, notNullValue());
+        return instruction;
+    }
+
 }
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java b/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
index 94278ff..9911a4f 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
@@ -35,6 +35,16 @@
 import org.onosproject.net.flow.instructions.L2ModificationInstruction.ModVlanPcpInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPv6FlowLabelInstruction;
+import org.onosproject.net.flow.instructions.PiInstruction;
+import org.onosproject.net.pi.runtime.PiAction;
+import org.onosproject.net.pi.runtime.PiActionGroupId;
+import org.onosproject.net.pi.runtime.PiActionGroupMemberId;
+import org.onosproject.net.pi.runtime.PiActionParam;
+
+import java.util.Collection;
+import java.util.Objects;
+
+import static org.onlab.util.ImmutableByteSequence.copyFrom;
 
 /**
  * Hamcrest matcher for instructions.
@@ -503,6 +513,71 @@
         return true;
     }
 
+    /**
+     * Matches the contents of a protocol-independent instruction.
+     *
+     * @param instructionJson JSON instruction to match
+     * @param description Description object used for recording errors
+     * @return true if contents match, false otherwise
+     */
+    private boolean matchPiInstruction(JsonNode instructionJson,
+                                                 Description description) {
+        PiInstruction instructionToMatch = (PiInstruction) instruction;
+
+        final String jsonSubtype = instructionJson.get("subtype").textValue();
+        if (!instructionToMatch.action().type().name().equals(jsonSubtype)) {
+            description.appendText("subtype was " + jsonSubtype);
+            return false;
+        }
+
+        final String jsonType = instructionJson.get("type").textValue();
+        if (!instructionToMatch.type().name().equals(jsonType)) {
+            description.appendText("type was " + jsonType);
+            return false;
+        }
+
+        switch (instructionToMatch.action().type()) {
+            case ACTION:
+                if (!Objects.equals(instructionJson.get("actionId").textValue(),
+                                    ((PiAction) instructionToMatch.action()).id().id())) {
+                    description.appendText("action was " + ((PiAction) instructionToMatch.action()).id().id());
+                    return false;
+                }
+                Collection<PiActionParam> piActionParams = ((PiAction) instructionToMatch.action()).parameters();
+                JsonNode jsonParams = instructionJson.get("actionParams");
+                for (PiActionParam actionParam : piActionParams) {
+                    if (!Objects.equals(copyFrom(HexString.fromHexString(jsonParams.get(actionParam.id().id())
+                                                                         .textValue(), null)),
+                                        actionParam.value())) {
+                        description.appendText("action param value was " + actionParam.value());
+                        return false;
+                    }
+                }
+                break;
+            case ACTION_GROUP_ID:
+                if (!Objects.equals(instructionJson.get("groupId").asInt(),
+                                    ((PiActionGroupId) instructionToMatch.action()).id())) {
+                    description.appendText("action group id was " +
+                                                   ((PiActionGroupId) instructionToMatch.action()).id());
+                    return false;
+                }
+                break;
+            case GROUP_MEMBER_ID:
+                if (!Objects.equals(instructionJson.get("memberId").asInt(),
+                                    ((PiActionGroupMemberId) instructionToMatch.action()).id())) {
+                    description.appendText("action member id was " +
+                                                   ((PiActionGroupMemberId) instructionToMatch.action()).id());
+                    return false;
+                }
+                break;
+            default:
+                description.appendText("type was " + jsonType);
+                return false;
+        }
+
+        return true;
+    }
+
     @Override
     public boolean matchesSafely(JsonNode jsonInstruction, Description description) {
 
@@ -541,6 +616,8 @@
             return matchModMplsLabelInstruction(jsonInstruction, description);
         } else if (instruction instanceof ModOduSignalIdInstruction) {
             return matchModOduSingalIdInstruction(jsonInstruction, description);
+        } else if (instruction instanceof PiInstruction) {
+            return matchPiInstruction(jsonInstruction, description);
         } else if (instruction instanceof NoActionInstruction) {
             return true;
         }
diff --git a/core/common/src/test/resources/org/onosproject/codec/impl/PiActionGroupIdInstruction.json b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionGroupIdInstruction.json
new file mode 100644
index 0000000..50a7d30
--- /dev/null
+++ b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionGroupIdInstruction.json
@@ -0,0 +1,5 @@
+{
+  "type":"PROTOCOL_INDEPENDENT",
+  "subtype":"ACTION_GROUP_ID",
+  "groupId": 100
+}
diff --git a/core/common/src/test/resources/org/onosproject/codec/impl/PiActionInstruction.json b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionInstruction.json
new file mode 100644
index 0000000..b35bda8
--- /dev/null
+++ b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionInstruction.json
@@ -0,0 +1,8 @@
+{
+    "type":"PROTOCOL_INDEPENDENT",
+    "subtype":"ACTION",
+    "actionId": "set_egress_port",
+    "actionParams":{
+      "port": "1"
+    }
+}
\ No newline at end of file
diff --git a/core/common/src/test/resources/org/onosproject/codec/impl/PiActionMemberIdInstruction.json b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionMemberIdInstruction.json
new file mode 100644
index 0000000..c3fce67
--- /dev/null
+++ b/core/common/src/test/resources/org/onosproject/codec/impl/PiActionMemberIdInstruction.json
@@ -0,0 +1,5 @@
+{
+  "type":"PROTOCOL_INDEPENDENT",
+  "subtype":"GROUP_MEMBER_ID",
+  "memberId": 100
+}
\ No newline at end of file
diff --git a/core/common/src/test/resources/org/onosproject/codec/impl/PiCriterion.json b/core/common/src/test/resources/org/onosproject/codec/impl/PiCriterion.json
new file mode 100644
index 0000000..01d9226
--- /dev/null
+++ b/core/common/src/test/resources/org/onosproject/codec/impl/PiCriterion.json
@@ -0,0 +1,33 @@
+{
+    "type": "PROTOCOL_INDEPENDENT",
+    "matches": [
+        {
+            "field": "ingress_port",
+            "match": "exact",
+            "value": "10"
+        },
+        {
+            "field": "src_addr",
+            "match": "lpm",
+            "value": "0a010101",
+            "prefixLength": 24
+        },
+        {
+            "field": "dst_addr",
+            "match": "ternary",
+            "value": "0a010101",
+            "mask": "0fffffff"
+        },
+        {
+            "field": "egress_port",
+            "match": "range",
+            "highValue": "20",
+            "lowValue": "10"
+        },
+        {
+            "field": "ethernet_t.etherType",
+            "match": "valid",
+            "value": true
+        }
+    ]
+}
\ No newline at end of file