/*
* ============================================================================
* GNU General Public License
* ============================================================================
*
* Copyright (C) 2006-2011 Serotonin Software Technologies Inc. http://serotoninsoftware.com
* @author Matthew Lohbihler
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* When signing a commercial license with Serotonin Software Technologies Inc.,
* the following extension to GPL is made. A special exception to the GPL is
* included to allow you to distribute a combined work that includes BAcnet4J
* without being obliged to provide the source code for any proprietary components.
*/
package com.serotonin.bacnet4j.service.acknowledgement;
import java.util.ArrayList;
import java.util.List;
import com.serotonin.bacnet4j.exception.BACnetException;
import com.serotonin.bacnet4j.type.constructed.SequenceOf;
import com.serotonin.bacnet4j.type.primitive.Boolean;
import com.serotonin.bacnet4j.type.primitive.OctetString;
import com.serotonin.bacnet4j.type.primitive.SignedInteger;
import com.serotonin.bacnet4j.type.primitive.UnsignedInteger;
import org.free.bacnet4j.util.ByteQueue;
public class AtomicReadFileAck extends AcknowledgementService {
private static final long serialVersionUID = 7850183659621947037L;
public static final byte TYPE_ID = 6;
private final Boolean endOfFile;
private final SignedInteger fileStartPosition;
private final OctetString fileData;
private final UnsignedInteger returnedRecordCount;
private final SequenceOf<OctetString> fileRecordData;
public AtomicReadFileAck(Boolean endOfFile, SignedInteger fileStartPosition, OctetString fileData) {
super();
this.endOfFile = endOfFile;
this.fileStartPosition = fileStartPosition;
this.fileData = fileData;
returnedRecordCount = null;
fileRecordData = null;
}
public AtomicReadFileAck(Boolean endOfFile, SignedInteger fileStartPosition, UnsignedInteger returnedRecordCount,
SequenceOf<OctetString> fileRecordData) {
super();
this.endOfFile = endOfFile;
this.fileStartPosition = fileStartPosition;
fileData = null;
this.returnedRecordCount = returnedRecordCount;
this.fileRecordData = fileRecordData;
}
@Override
public byte getChoiceId() {
return TYPE_ID;
}
@Override
public void write(ByteQueue queue) {
write(queue, endOfFile);
if (fileData != null) {
writeContextTag(queue, 0, true);
write(queue, fileStartPosition);
write(queue, fileData);
writeContextTag(queue, 0, false);
}
else {
writeContextTag(queue, 1, true);
write(queue, fileStartPosition);
write(queue, returnedRecordCount);
write(queue, fileRecordData);
writeContextTag(queue, 1, false);
}
}
AtomicReadFileAck(ByteQueue queue) throws BACnetException {
endOfFile = read(queue, Boolean.class);
if (popStart(queue) == 0) {
fileStartPosition = read(queue, SignedInteger.class);
fileData = read(queue, OctetString.class);
returnedRecordCount = null;
fileRecordData = null;
popEnd(queue, 0);
}
else {
fileStartPosition = read(queue, SignedInteger.class);
returnedRecordCount = read(queue, UnsignedInteger.class);
fileData = null;
List<OctetString> records = new ArrayList<OctetString>();
for (int i = 0; i < returnedRecordCount.intValue(); i++)
records.add(read(queue, OctetString.class));
fileRecordData = new SequenceOf<OctetString>(records);
popEnd(queue, 1);
}
}
public Boolean getEndOfFile() {
return endOfFile;
}
public SignedInteger getFileStartPosition() {
return fileStartPosition;
}
public OctetString getFileData() {
return fileData;
}
public UnsignedInteger getReturnedRecordCount() {
return returnedRecordCount;
}
public SequenceOf<OctetString> getFileRecordData() {
return fileRecordData;
}
@Override
public int hashCode() {
final int PRIME = 31;
int result = 1;
result = PRIME * result + ((endOfFile == null) ? 0 : endOfFile.hashCode());
result = PRIME * result + ((fileData == null) ? 0 : fileData.hashCode());
result = PRIME * result + ((fileRecordData == null) ? 0 : fileRecordData.hashCode());
result = PRIME * result + ((fileStartPosition == null) ? 0 : fileStartPosition.hashCode());
result = PRIME * result + ((returnedRecordCount == null) ? 0 : returnedRecordCount.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
final AtomicReadFileAck other = (AtomicReadFileAck) obj;
if (endOfFile == null) {
if (other.endOfFile != null)
return false;
}
else if (!endOfFile.equals(other.endOfFile))
return false;
if (fileData == null) {
if (other.fileData != null)
return false;
}
else if (!fileData.equals(other.fileData))
return false;
if (fileRecordData == null) {
if (other.fileRecordData != null)
return false;
}
else if (!fileRecordData.equals(other.fileRecordData))
return false;
if (fileStartPosition == null) {
if (other.fileStartPosition != null)
return false;
}
else if (!fileStartPosition.equals(other.fileStartPosition))
return false;
if (returnedRecordCount == null) {
if (other.returnedRecordCount != null)
return false;
}
else if (!returnedRecordCount.equals(other.returnedRecordCount))
return false;
return true;
}
}