/*
* Copyright 2010 Outerthought bvba
*
* 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.lilyproject.repository.impl.id;
import java.util.Collections;
import java.util.SortedMap;
import java.util.TreeMap;
import org.lilyproject.bytes.api.DataOutput;
import org.lilyproject.bytes.impl.DataOutputImpl;
import org.lilyproject.repository.api.RecordId;
public class UserRecordId implements RecordId {
protected final String basicRecordIdString;
protected byte[] recordIdBytes;
protected String recordIdString;
private final IdGeneratorImpl idGenerator;
private static final SortedMap<String, String> EMPTY_SORTED_MAP =
Collections.unmodifiableSortedMap(new TreeMap<String, String>());
protected UserRecordId(String recordId, IdGeneratorImpl idGenerator) {
IdGeneratorImpl.checkIdString(recordId, "record id");
this.basicRecordIdString = recordId;
this.idGenerator = idGenerator;
}
@Override
public byte[] toBytes() {
if (recordIdBytes == null) {
DataOutput dataOutput = new DataOutputImpl();
writeBytes(dataOutput);
recordIdBytes = dataOutput.toByteArray();
}
return recordIdBytes;
}
@Override
public void writeBytes(DataOutput dataOutput) {
if (recordIdBytes == null) {
dataOutput.writeByte(IdGeneratorImpl.IdType.USER.getIdentifierByte());
dataOutput.writeUTF(basicRecordIdString, false);
} else {
dataOutput.writeBytes(recordIdBytes);
}
}
public String toString() {
if (recordIdString == null) {
recordIdString = idGenerator.toString(this);
}
return recordIdString;
}
protected String getBasicString() {
return basicRecordIdString;
}
@Override
public SortedMap<String, String> getVariantProperties() {
return EMPTY_SORTED_MAP;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((basicRecordIdString == null) ? 0 : basicRecordIdString.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;
}
UserRecordId other = (UserRecordId) obj;
if (basicRecordIdString == null) {
if (other.basicRecordIdString != null) {
return false;
}
} else if (!basicRecordIdString.equals(other.basicRecordIdString)) {
return false;
}
return true;
}
@Override
public RecordId getMaster() {
return this;
}
@Override
public boolean isMaster() {
return true;
}
}