1 files changed, 160 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ErrorObjListWithOpen.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ErrorObjListWithOpen.java
new file mode 100644
index 00000000..40f89f4c
--- /dev/null
+++ b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ErrorObjListWithOpen.java
@@ -0,0 +1,160 @@
+/*
+ * 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.pcepio.types;
+
+import java.util.LinkedList;
+import java.util.ListIterator;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.onosproject.pcepio.exceptions.PcepParseException;
+import org.onosproject.pcepio.protocol.PcepErrorObject;
+import org.onosproject.pcepio.protocol.PcepOpenObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Provide the error object list with open object.
+ */
+public class ErrorObjListWithOpen {
+    //errorObjList is mandatory
+    private LinkedList<PcepErrorObject> llerrorObjList;
+    // openObject is optional
+    private PcepOpenObject openObject;
+    // flag to check if open object is set or not
+    private boolean isOpenObjectSet;
+    protected static final Logger log = LoggerFactory.getLogger(ErrorObjListWithOpen.class);
+
+    /**
+     * Constructor to initialize Error and OPEN object.
+     *
+     * @param errObj ERROR object list
+     * @param openObj OPEN object
+     */
+    public ErrorObjListWithOpen(LinkedList<PcepErrorObject> errObj, PcepOpenObject openObj) {
+        this.llerrorObjList = errObj;
+        this.openObject = openObj;
+        if (openObj != null) {
+            isOpenObjectSet = true;
+        } else {
+            isOpenObjectSet = false;
+        }
+    }
+
+    /**
+     * Constructor to initialize ERROR Object.
+     *
+     * @param errObj ERROR Object list
+     */
+    public ErrorObjListWithOpen(LinkedList<PcepErrorObject> errObj) {
+        this.llerrorObjList = errObj;
+        this.openObject = null;
+        isOpenObjectSet = false;
+    }
+
+    /**
+     * Return list of Error Types.
+     *
+     * @return error types list
+     */
+    public LinkedList<Integer> getErrorType() {
+        LinkedList<Integer> errorType = new LinkedList<>();
+        if (llerrorObjList != null) {
+            ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
+            int error;
+            PcepErrorObject errorObj;
+            while (errObjListIterator.hasNext()) {
+                errorObj = errObjListIterator.next();
+                error = errorObj.getErrorType();
+                errorType.add(error);
+            }
+        }
+        return errorType;
+    }
+
+    /**
+     * Return list of Error Values.
+     *
+     * @return error values list
+     */
+    public LinkedList<Integer> getErrorValue() {
+        LinkedList<Integer> errorValue = new LinkedList<>();
+        if (llerrorObjList != null) {
+            ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
+            int error;
+            PcepErrorObject errorObj;
+            while (errObjListIterator.hasNext()) {
+                errorObj = errObjListIterator.next();
+                error = errorObj.getErrorValue();
+                errorValue.add(error);
+            }
+        }
+        return errorValue;
+    }
+
+    /**
+     * Checks whether ERROR Object list is empty or not.
+     *
+     * @return true if ERROR Object list is empty otherwise false
+     */
+    public boolean isErrorObjListWithOpenPresent() {
+        // ( <error-obj-list> [<Open>]
+        // At least in this case <error-obj-list> should be present.
+        return !this.llerrorObjList.isEmpty();
+    }
+
+    /**
+     * Write Error Object List and Open Object to channel buffer.
+     *
+     * @param cb output channel buffer
+     * @return length of written Error object list with open
+     * @throws PcepParseException when mandatory fields are not set
+     */
+    public int write(ChannelBuffer cb) throws PcepParseException {
+        int iLenStartIndex = cb.writerIndex();
+        boolean bIsErrObjListFound = false;
+
+        //<error-obj-list> is mandatory , if not present throw exception.
+        if (llerrorObjList != null) {
+            ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
+            while (errObjListIterator.hasNext()) {
+                errObjListIterator.next().write(cb);
+                bIsErrObjListFound = true;
+            }
+        }
+
+        if (!bIsErrObjListFound) {
+            throw new PcepParseException("<error-obj-list> is mandatory.");
+        }
+
+        //Open Object is optional , if present write.
+        if (openObject != null) {
+            openObject.write(cb);
+        }
+
+        return cb.writerIndex() - iLenStartIndex;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .omitNullValues()
+                .add("ErrorObjList", llerrorObjList)
+                .add("Open", openObject)
+                .toString();
+    }
+}