[ONOS-7596] Support reading table entries with counter data in P4Runtime
Change-Id: I85bacb1697a6c881dd69ba74a2162c73ec0b8aee
(cherry picked from commit 7632e150e14865c82b2e27e4cecfa44a79cf8f16)
diff --git a/core/api/src/main/java/org/onosproject/net/pi/runtime/PiCounterCell.java b/core/api/src/main/java/org/onosproject/net/pi/runtime/PiCounterCell.java
new file mode 100644
index 0000000..9508cbc
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/pi/runtime/PiCounterCell.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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.net.pi.runtime;
+
+import com.google.common.annotations.Beta;
+import com.google.common.base.MoreObjects;
+import com.google.common.base.Objects;
+
+/**
+ * Counter cell of a protocol-independent pipeline.
+ */
+@Beta
+public final class PiCounterCell {
+
+ private final PiCounterCellId cellId;
+ private final PiCounterCellData counterData;
+
+ /**
+ * Creates a new counter cell for the given cell identifier and counter cell data.
+ *
+ * @param cellId counter cell identifier
+ * @param piCounterCellData counter cell data
+ */
+ public PiCounterCell(PiCounterCellId cellId, PiCounterCellData piCounterCellData) {
+ this.cellId = cellId;
+ this.counterData = piCounterCellData;
+ }
+
+ /**
+ * Creates a new counter cell for the given cell identifier, number of packets and bytes.
+ *
+ * @param cellId counter cell identifier
+ * @param packets number of packets
+ * @param bytes number of bytes
+ */
+ public PiCounterCell(PiCounterCellId cellId, long packets, long bytes) {
+ this.cellId = cellId;
+ this.counterData = new PiCounterCellData(packets, bytes);
+ }
+
+ /**
+ * Returns the cell identifier.
+ *
+ * @return cell identifier
+ */
+ public PiCounterCellId cellId() {
+ return cellId;
+ }
+
+ /**
+ * Returns the data contained by this cell.
+ *
+ * @return counter cell data
+ */
+ public PiCounterCellData data() {
+ return counterData;
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (!(o instanceof PiCounterCell)) {
+ return false;
+ }
+ PiCounterCell that = (PiCounterCell) o;
+ return Objects.equal(cellId, that.cellId) &&
+ Objects.equal(counterData, that.counterData);
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hashCode(cellId, counterData);
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(this)
+ .add("cellId", cellId)
+ .add("counterData", counterData)
+ .toString();
+ }
+}