Phaneendra Manda | 1c0061d | 2015-08-06 12:29:38 +0530 | [diff] [blame^] | 1 | package org.onosproject.pcepio.types;
|
| 2 |
|
| 3 | import java.util.LinkedList;
|
| 4 | import java.util.ListIterator;
|
| 5 |
|
| 6 | import org.jboss.netty.buffer.ChannelBuffer;
|
| 7 | import org.onosproject.pcepio.exceptions.PcepParseException;
|
| 8 | import org.onosproject.pcepio.protocol.PcepErrorObject;
|
| 9 | import org.onosproject.pcepio.protocol.PcepOpenObject;
|
| 10 | import org.slf4j.Logger;
|
| 11 | import org.slf4j.LoggerFactory;
|
| 12 |
|
| 13 | /*
|
| 14 | * Provide the error object list with open object.
|
| 15 | */
|
| 16 | public class ErrorObjListWithOpen {
|
| 17 | //errorObjList is mandatory
|
| 18 | LinkedList<PcepErrorObject> llerrorObjList;
|
| 19 | // openObject is optional
|
| 20 | PcepOpenObject openObject;
|
| 21 | // flag to check if open object is set or not
|
| 22 | public boolean isOpenObjectSet;
|
| 23 | protected static final Logger log = LoggerFactory.getLogger(ErrorObjListWithOpen.class);
|
| 24 |
|
| 25 | /*
|
| 26 | * constructor to initialize errObj,openObj.
|
| 27 | *
|
| 28 | * @param errObj error object list
|
| 29 | * @param openObj open object
|
| 30 | */
|
| 31 | public ErrorObjListWithOpen(LinkedList<PcepErrorObject> errObj, PcepOpenObject openObj) {
|
| 32 | this.llerrorObjList = errObj;
|
| 33 | this.openObject = openObj;
|
| 34 | if (openObj != null) {
|
| 35 | isOpenObjectSet = true;
|
| 36 | } else {
|
| 37 | isOpenObjectSet = false;
|
| 38 | }
|
| 39 | }
|
| 40 |
|
| 41 | /*
|
| 42 | * constructor to initialize errObj.
|
| 43 | *
|
| 44 | * @param errObj error object list
|
| 45 | */
|
| 46 | public ErrorObjListWithOpen(LinkedList<PcepErrorObject> errObj) {
|
| 47 | this.llerrorObjList = errObj;
|
| 48 | this.openObject = null;
|
| 49 | isOpenObjectSet = false;
|
| 50 | }
|
| 51 |
|
| 52 | public LinkedList<Integer> getErrorType() {
|
| 53 | LinkedList<Integer> errorType = new LinkedList<Integer>();
|
| 54 | if (llerrorObjList != null) {
|
| 55 | ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
|
| 56 | int error;
|
| 57 | PcepErrorObject errorObj;
|
| 58 | while (errObjListIterator.hasNext()) {
|
| 59 | errorObj = errObjListIterator.next();
|
| 60 | error = errorObj.getErrorType();
|
| 61 | errorType.add(error);
|
| 62 | }
|
| 63 | }
|
| 64 | return errorType;
|
| 65 | }
|
| 66 |
|
| 67 | public LinkedList<Integer> getErrorValue() {
|
| 68 | LinkedList<Integer> errorValue = new LinkedList<Integer>();
|
| 69 | if (llerrorObjList != null) {
|
| 70 | ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
|
| 71 | int error;
|
| 72 | PcepErrorObject errorObj;
|
| 73 | while (errObjListIterator.hasNext()) {
|
| 74 | errorObj = errObjListIterator.next();
|
| 75 | error = errorObj.getErrorValue();
|
| 76 | errorValue.add(error);
|
| 77 |
|
| 78 | }
|
| 79 | }
|
| 80 | return errorValue;
|
| 81 | }
|
| 82 | /*
|
| 83 | * Checks whether error object list is empty or not.
|
| 84 | *
|
| 85 | * @return whether error object list is empty or not
|
| 86 | */
|
| 87 | public boolean isErrorObjListWithOpenPresent() {
|
| 88 | // ( <error-obj-list> [<Open>]
|
| 89 | // At least in this case <error-obj-list> should be present.
|
| 90 | return (!this.llerrorObjList.isEmpty()) ? true : false;
|
| 91 | }
|
| 92 |
|
| 93 | /*
|
| 94 | * Write Error Object List and Open Object to channel buffer.
|
| 95 | *
|
| 96 | * @param bb of type channel buffer
|
| 97 | * @throws PcepParseException when mandatory fields are not set
|
| 98 | */
|
| 99 | public int write(ChannelBuffer bb) throws PcepParseException {
|
| 100 | int iLenStartIndex = bb.writerIndex();
|
| 101 | boolean bIsErrObjListFound = false;
|
| 102 |
|
| 103 | //<error-obj-list> is mandatory , if not present throw exception.
|
| 104 | if (llerrorObjList != null) {
|
| 105 | ListIterator<PcepErrorObject> errObjListIterator = llerrorObjList.listIterator();
|
| 106 | while (errObjListIterator.hasNext()) {
|
| 107 | errObjListIterator.next().write(bb);
|
| 108 | bIsErrObjListFound = true;
|
| 109 | }
|
| 110 | }
|
| 111 |
|
| 112 | if (!bIsErrObjListFound) {
|
| 113 | throw new PcepParseException("Error: [ErrorObjListWithOpen::write] <error-obj-list> is mandatory.");
|
| 114 | }
|
| 115 |
|
| 116 | //Open Object is optional , if present write.
|
| 117 | if (openObject != null) {
|
| 118 | openObject.write(bb);
|
| 119 | }
|
| 120 |
|
| 121 | return bb.writerIndex() - iLenStartIndex;
|
| 122 | }
|
| 123 |
|
| 124 | /*
|
| 125 | * Prints the attributes of ErrorObject List with open Object.
|
| 126 | */
|
| 127 | public void print() {
|
| 128 | log.debug("ErrorObjListWithOpen:");
|
| 129 | ListIterator<PcepErrorObject> pcepErrorObjIterator = llerrorObjList.listIterator();
|
| 130 | log.debug("<error-obj-list> :");
|
| 131 | while (pcepErrorObjIterator.hasNext()) {
|
| 132 | pcepErrorObjIterator.next().print();
|
| 133 | }
|
| 134 |
|
| 135 | log.debug("OpenObject:");
|
| 136 | if (openObject != null) {
|
| 137 | openObject.print();
|
| 138 | }
|
| 139 | }
|
| 140 | }
|