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/*
* ============LICENSE_START==========================================
* ONAP Portal SDK
* ===================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ===================================================================
*
* Unless otherwise specified, all software contained herein is licensed
* under the Apache License, Version 2.0 (the "License");
* you may not use this software 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.
*
* Unless otherwise specified, all documentation contained herein is licensed
* under the Creative Commons License, Attribution 4.0 Intl. (the "License");
* you may not use this documentation except in compliance with the License.
* You may obtain a copy of the License at
*
* https://creativecommons.org/licenses/by/4.0/
*
* Unless required by applicable law or agreed to in writing, documentation
* 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.
*
* ============LICENSE_END============================================
*
*
*/
package org.onap.portalapp.music.util;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.nio.ByteBuffer;
import java.time.Duration;
import java.time.Instant;
import java.util.Arrays;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import org.onap.music.eelf.logging.EELFLoggerDelegate;
import org.onap.portalapp.music.conf.MusicSession;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
public class MusicUtil {
private static final Set<String> sessionAttrNameSet = new HashSet<>(Arrays.asList("CREATION_TIME", "LAST_ACCESS_TIME","MAX_INACTIVE_INTERVAL","EXPIRY_TIME","PRINCIPAL_NAME"));
private static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicUtil.class);
private static String atomicPut = MusicProperties.getProperty(MusicProperties.MUSIC_ATOMIC_PUT);
private static String atomicGet = MusicProperties.getProperty(MusicProperties.MUSIC_ATOMIC_GET);
private static String cached = MusicProperties.getProperty(MusicProperties.MUSIC_CACHE);
private static String cleanUpFreq = MusicProperties.getProperty(MusicProperties.MUSIC_CLEAN_UP_FREQUENCY);
private static String musicSerializeCompress = MusicProperties.getProperty(MusicProperties.MUSIC_SERIALIZE_COMPRESS);
private static String musicEnable = MusicProperties.getProperty(MusicProperties.MUSIC_ENABLE);
public static boolean isSessionMetaAttr(String key){
return sessionAttrNameSet.contains(key);
}
@SuppressWarnings("unchecked")
public static <T> T musicRestResponseDataParsing(ResultSet rs, String attributeName) throws Exception{
logger.debug(EELFLoggerDelegate.debugLogger, "musicRestResponseDataParsing: start");
Row row = rs.one();
if(!sessionAttrNameSet.contains(attributeName)){
if(row!=null)
return MusicUtil.musicDeserialize(row.getBytes("attribute_bytes"));
}else{
return (T) row.getString(attributeName);
}
return null;
}
@SuppressWarnings("unchecked")
public static <T> T musicDeserialize (ByteBuffer byteBuf) throws Exception{
logger.debug(EELFLoggerDelegate.debugLogger, "musicDeserialize: start");
ByteArrayInputStream byteArr = new ByteArrayInputStream(byteBuf.array());
ObjectInputStream ois = null;
if(isMusicSerializeCompress()){
GZIPInputStream zos = new GZIPInputStream(byteArr);
ois = new ObjectInputStream(zos);
}else{
ois = new ObjectInputStream(byteArr);
}
return (T) ois.readObject();
}
public static ByteBuffer musicSerialize (Object value) throws Exception{
logger.debug(EELFLoggerDelegate.debugLogger, "musicSerialize: start");
ByteArrayOutputStream bo = new ByteArrayOutputStream();
try {
if(isMusicSerializeCompress()){
GZIPOutputStream zos = new GZIPOutputStream(bo);
ObjectOutputStream oos = new ObjectOutputStream(zos);
oos.writeObject(value);
oos.flush();
zos.finish();
}else{
ObjectOutputStream oos = new ObjectOutputStream(bo);
oos.writeObject(value);
oos.flush();
}
} catch (IOException e) {
logger.error(EELFLoggerDelegate.errorLogger, "Failed to serialize ");
}
return ByteBuffer.wrap(bo.toByteArray());
}
public static MusicSession parseMetaData (Row row) throws Exception{
logger.debug(EELFLoggerDelegate.debugLogger, "parseMetaData: start");
if(row==null)
return null;
String sessionId = row.getString("primary_id");
MusicSession musicSession = new MusicSession(sessionId);
musicSession.setCreationTime(Instant.parse(row.getString("creation_time")));
musicSession.setLastAccessedTime(Instant.parse(row.getString("last_access_time")));
musicSession.setMaxInactiveInterval(Duration.parse(row.getString("max_inactive_interval")));
return musicSession;
}
public static Set<String> getMusicExcludedAPI(){
Set<String> excludedApiSet = new HashSet<>();
String musicExcludedApi = MusicProperties.getProperty(MusicProperties.MUSIC_EXCLUDE_API);
String[] musicExcludedApiArray = musicExcludedApi.split(",");
if(musicExcludedApiArray.length>0){
for(String str : musicExcludedApiArray){
excludedApiSet.add(str.trim());
}
}
return excludedApiSet;
}
public static boolean isExcludedApi(String api){
Set<String> excludedApiSet = getMusicExcludedAPI();
for(String str: excludedApiSet){
if(api.matches(str))
return true;
}
return false;
}
public static boolean isMusicSerializeCompress(){
if(musicSerializeCompress==null){
logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + MusicProperties.MUSIC_SERIALIZE_COMPRESS +" fall back to eventual put");
return false;
}
return musicSerializeCompress.trim().equalsIgnoreCase("true");
}
public static boolean isAtomicPut(){
if(atomicPut==null){
logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + MusicProperties.MUSIC_ATOMIC_PUT +" fall back to eventual put");
return false;
}
return atomicPut.trim().equalsIgnoreCase("true");
}
public static boolean isAtomicGet(){
if(atomicGet==null){
logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + MusicProperties.MUSIC_ATOMIC_GET +" fall back to eventual get");
return false;
}
return atomicGet.trim().equalsIgnoreCase("true");
}
public static boolean isCached(){
if(cached==null){
logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + MusicProperties.MUSIC_CACHE +" fall back to non cache");
return false;
}
return cached.trim().equalsIgnoreCase("true");
}
public static int convertHoursToMillSec(int hour){
return hour*3600000;
}
public static boolean cleanUp(){
Date lastCleanUpDate = MusicCleanUp.getInstance().getLastCleanUpTime();
if(lastCleanUpDate==null)
return false;
else{
int cleanUpDurationMili = convertHoursToMillSec(Integer.valueOf(cleanUpFreq));
Date currentTime = new Date();
long diffInMillies = Math.abs(currentTime.getTime() - lastCleanUpDate.getTime());
if(diffInMillies > cleanUpDurationMili){
MusicCleanUp.getInstance().updateLastCleanUpTimeToCurrent();
return true;
}
else
return false;
}
}
public static boolean isMusicEnable(){
if(musicEnable==null)
return false;
if(musicEnable.equals("true"))
return true;
else
return false;
}
}
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