2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.protocol.pcep.impl;
10 import java.util.ArrayList;
11 import java.util.Arrays;
12 import java.util.HashMap;
13 import java.util.List;
15 import org.opendaylight.protocol.concepts.AddressFamily;
16 import org.opendaylight.protocol.concepts.NetworkAddress;
17 import org.opendaylight.protocol.pcep.PCEPErrorMapping;
18 import org.opendaylight.protocol.pcep.PCEPErrorMapping.PCEPErrorIdentifier;
19 import org.opendaylight.protocol.pcep.PCEPErrors;
20 import org.opendaylight.protocol.util.ByteArray;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.PcerrBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.OpenObject;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.PcerrMessageBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.ErrorType;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.Errors;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.ErrorsBuilder;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.SessionBuilder;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.session.Open;
32 * Utilities used in pcep-impl
34 public final class Util {
39 public static class BiParsersMap<K, KV, V> {
40 private final HashMap<K, KV> kToKv = new HashMap<K, KV>();
42 private final HashMap<KV, V> kvToV = new HashMap<KV, V>();
44 public void put(final K key, final KV keyValue, final V value) {
45 this.kToKv.put(key, keyValue);
46 this.kvToV.put(keyValue, value);
49 public KV getKeyValueFromKey(final K key) {
50 return this.kToKv.get(key);
53 public V getValueFromKeyValue(final KV keyValue) {
54 return this.kvToV.get(keyValue);
58 public static <T extends NetworkAddress<T>> List<T> parseAddresses(final byte[] bytes, int offset, final AddressFamily<T> family,
60 final List<T> addresses = new ArrayList<T>();
62 while (bytes.length > offset) {
63 addresses.add(family.addressForBytes(ByteArray.subByte(bytes, offset, addrLen)));
70 public static <T extends NetworkAddress<T>> void putAddresses(final byte[] destBytes, int offset, final List<T> addresses,
72 for (final T address : addresses) {
73 System.arraycopy(address.getAddress(), 0, destBytes, offset, addrLen);
78 public static int getPadding(final int length, final int padding) {
79 return (padding - (length % padding)) % padding;
82 public static Message createErrorMessage(final PCEPErrors e, final OpenObject t) {
83 final PcerrBuilder errMessageBuilder = new PcerrBuilder();
84 final PCEPErrorMapping mapping = PCEPErrorMapping.getInstance();
85 final PCEPErrorIdentifier id = mapping.getFromErrorsEnum(e);
86 final Errors err = new ErrorsBuilder().setType(id.type).setValue(id.value).build();
88 return errMessageBuilder.setPcerrMessage(new PcerrMessageBuilder().setErrors(Arrays.asList(err)).build()).build();
90 final ErrorType type = new SessionBuilder().setOpen((Open) t).build();
91 return errMessageBuilder.setPcerrMessage(new PcerrMessageBuilder().setErrors(Arrays.asList(err)).setErrorType(type).build()).build();