| /* |
| * Copyright 2016-present 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.ospf.protocol.lsa.linksubtype; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.common.primitives.Bytes; |
| import org.jboss.netty.buffer.ChannelBuffer; |
| import org.onosproject.ospf.protocol.lsa.TlvHeader; |
| import org.onosproject.ospf.protocol.util.OspfUtil; |
| |
| /** |
| * Representation of maximum reservable bandwidth TE value. |
| */ |
| public class MaximumReservableBandwidth extends TlvHeader implements LinkSubType { |
| private float maximumReservableBandwidth; |
| |
| /** |
| * Creates an instance of maximum reservable bandwidth. |
| * |
| * @param header tlv header |
| */ |
| public MaximumReservableBandwidth(TlvHeader header) { |
| this.setTlvType(header.tlvType()); |
| this.setTlvLength(header.tlvLength()); |
| } |
| |
| /** |
| * Sets value of maximum reversible bandwidth. |
| * |
| * @param maximumBandwidth maximum reversible bandwidth |
| */ |
| public void setMaximumBandwidth(float maximumBandwidth) { |
| this.maximumReservableBandwidth = maximumBandwidth; |
| } |
| |
| /** |
| * Gets value of maximum reversible bandwidth. |
| * |
| * @return maximumBandwidth maximum reversible bandwidth |
| */ |
| public float getMaximumBandwidthValue() { |
| return this.maximumReservableBandwidth; |
| } |
| |
| /** |
| * Reads bytes from channel buffer. |
| * |
| * @param channelBuffer channel buffer instance |
| */ |
| public void readFrom(ChannelBuffer channelBuffer) { |
| byte[] tempByteArray = new byte[tlvLength()]; |
| channelBuffer.readBytes(tempByteArray, 0, tlvLength()); |
| int maxBandwidth = (OspfUtil.byteToInteger(tempByteArray)); |
| this.setMaximumBandwidth(Float.intBitsToFloat(maxBandwidth)); |
| } |
| |
| /** |
| * Returns byte array of maximum reservable bandwidth. |
| * |
| * @return byte array of maximum reservable bandwidth |
| */ |
| public byte[] asBytes() { |
| byte[] linkSubType = null; |
| |
| byte[] linkSubTlvHeader = getTlvHeaderAsByteArray(); |
| byte[] linkSubTlvBody = getLinksubTypeTlvBodyAsByteArray(); |
| linkSubType = Bytes.concat(linkSubTlvHeader, linkSubTlvBody); |
| return linkSubType; |
| |
| } |
| |
| /** |
| * Gets maximum reservable bandwidth sub tlv body as byte array. |
| * |
| * @return byte of maximum reservable bandwidth sub tlv body |
| */ |
| public byte[] getLinksubTypeTlvBodyAsByteArray() { |
| byte[] linkSubTypeBody; |
| linkSubTypeBody = OspfUtil.convertToFourBytes(Float.floatToIntBits(this.maximumReservableBandwidth)); |
| return linkSubTypeBody; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("maximumReservableBandwidth", maximumReservableBandwidth) |
| .toString(); |
| } |
| } |