1 files changed, 117 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/tableservice/ColumnDescription.java b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/tableservice/ColumnDescription.java
new file mode 100644
index 00000000..910b3296
--- /dev/null
+++ b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/tableservice/ColumnDescription.java
@@ -0,0 +1,117 @@
+/*
+ * 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.ovsdb.rfc.tableservice;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.ovsdb.rfc.table.VersionNum;
+import org.onosproject.ovsdb.rfc.utils.VersionUtil;
+
+/**
+ * Column description.
+ */
+public class ColumnDescription {
+
+    // The column name
+    private final String name;
+    // The method name
+    private final String method;
+    // The initial version
+    private final String fromVersion;
+    // The end of the version
+    private final String untilVersion;
+
+    /**
+     * Constructs a MonitorRequest object.
+     * @param name column name
+     * @param method method name
+     */
+    public ColumnDescription(String name, String method) {
+        checkNotNull(name, "name cannot be null");
+        checkNotNull(method, "method cannot be null");
+        this.name = name;
+        this.method = method;
+        this.fromVersion = VersionUtil.DEFAULT_VERSION_STRING;
+        this.untilVersion = VersionUtil.DEFAULT_VERSION_STRING;
+    }
+
+    /**
+     * Constructs a MonitorRequest object.
+     * @param name column name
+     * @param method method name
+     * @param fromVersion the initial version
+     */
+    public ColumnDescription(String name, String method, VersionNum fromVersion) {
+        checkNotNull(name, "name cannot be null");
+        checkNotNull(method, "method cannot be null");
+        checkNotNull(fromVersion, "the initial version cannot be null");
+        this.name = name;
+        this.method = method;
+        this.fromVersion = fromVersion.versionNum();
+        this.untilVersion = VersionUtil.DEFAULT_VERSION_STRING;
+    }
+
+    /**
+     * Constructs a MonitorRequest object.
+     * @param name column name
+     * @param method method name
+     * @param fromVersion the initial version
+     * @param untilVersion the end of the version
+     */
+    public ColumnDescription(String name, String method, VersionNum fromVersion,
+                             VersionNum untilVersion) {
+        checkNotNull(name, "name cannot be null");
+        checkNotNull(method, "method cannot be null");
+        checkNotNull(fromVersion, "the initial version cannot be null");
+        checkNotNull(untilVersion, "the end of the version cannot be null");
+        this.name = name;
+        this.method = method;
+        this.fromVersion = fromVersion.versionNum();
+        this.untilVersion = untilVersion.versionNum();
+    }
+
+    /**
+     * Returns the column name.
+     * @return the column name
+     */
+    public String name() {
+        return name;
+    }
+
+    /**
+     * Returns the method name.
+     * @return the method name
+     */
+    public String method() {
+        return method;
+    }
+
+    /**
+     * Returns the initial version.
+     * @return the initial version
+     */
+    public String fromVersion() {
+        return fromVersion;
+    }
+
+    /**
+     * Returns the end of the version.
+     * @return the end of the version
+     */
+    public String untilVersion() {
+        return untilVersion;
+    }
+}