diff options
author | 2018-03-19 17:37:22 -0400 | |
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committer | 2018-03-19 17:37:22 -0400 | |
commit | a932df953215fa4fe25d0dee962291eaa64d1846 (patch) | |
tree | 5106087e4723b93d6d3690ad37f560f6a7257e31 /ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util | |
parent | dcdf1bb1838de59e16c63ab37b29fb913efe2f69 (diff) |
Effort to make portal resilient
Issue-ID: PORTAL-210
Includes music library that contatins session management
Change-Id: Icacab904e1f948068348fcc19cd77965cb5b446e
Signed-off-by: Lo, WEI-TING(wl849v) <wl849v@att.com>
Diffstat (limited to 'ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util')
-rw-r--r-- | ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicProperties.java | 217 | ||||
-rw-r--r-- | ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicUtil.java | 125 |
2 files changed, 342 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicProperties.java b/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicProperties.java new file mode 100644 index 00000000..2787b0a0 --- /dev/null +++ b/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicProperties.java @@ -0,0 +1,217 @@ +/* + * ============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============================================ + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + */ + +package org.onap.portalapp.music.util; + + +import java.io.IOException; +import java.io.InputStream; +import java.util.Properties; + +import org.onap.music.eelf.logging.EELFLoggerDelegate; +import org.onap.portalapp.music.service.MusicService; + + +public class MusicProperties { + + public static final String MUSIC_ENDPOINT = "music.endpoint"; + + public static final String MUSIC_VERSION = "music.version"; + + public static final String MUSIC_KEYSPACE = "music.keyspace"; + + public static final String MUSIC_SESSION_KEYSPACE = "music.session.keyspace"; + + public static final String MUSIC_TABLES = "TABLES"; + + public static final String MUSIC_SESSION_ATTR_TABLES = "music.session.attr.tables"; + + public static final String MUSIC_SESSION_META_TABLES = "music.session.meta.tables"; + + public static final String MUSIC_ROWS = "ROW"; + + public static final String MUSIC_SESSION_ROW = "music.sesion.rows"; + + public static final String MUSIC_X_MINOR_VERSION = "music.x.minor.version"; + + public static final String MUSIC_X_PATCH_VERSION = "music.x.patch.version"; + + public static final String MUSIC_AID = "AID"; + + public static final String MUSIC_NS = "music.ns"; + + public static final String MUSIC_USER_ID = "music.user.id"; + + public static final String MUSIC_PASSWORD = "music.password"; + + public static final String MUSIC_CONSISTENCYINFO = "music.consistency.info"; + + public static final String MUSIC_CONSISTENCYINFO_VALUE = "music.consistency.info.value"; + + public static final String MUSIC_CACHE = "music.cache"; + + public static final String MUSIC_SERIALIZE_COMPRESS = "music.serialize.compress"; + + public static final String MUSIC_ATOMIC_GET = "music.atomic.get"; + + public static final String MUSIC_ATOMIC_PUT = "music.atomic.put"; + + public static final String MUSIC_ATOMIC_POST = "music.atomic.post"; + + public static final String SESSION_MAX_INACTIVE_INTERVAL_SECONDS = "music.session.max.inactive.interval.seconds"; + + public static final String ATTRIBUTE_NAME = "ATTRIBUTE_NAME"; + + public static final String ATTRIBUTE_BYTES = "ATTRIBUTE_BYTES"; + + public static final String ATTRIBUTE_CLASS = "ATTRIBUTE_CLASS"; + + public static final String PRIMARY_ID = "PRIMARY_ID"; + + public static final String SESSION_ID = "SESSION_ID"; + + public static final String CREATION_TIME = "CREATION_TIME"; + + public static final String LAST_ACCESS_TIME = "LAST_ACCESS_TIME"; + + public static final String MAX_INACTIVE_INTERVAL = "MAX_INACTIVE_INTERVAL"; + + public static final String EXPIRY_TIME = "EXPIRY_TIME"; + + public static final String PRINCIPAL_NAME = "PRINCIPAL_NAME"; + + private MusicProperties(){} + + private static Properties properties; + + private static String propertyFileName = "music.properties"; + + private static final Object lockObject = new Object(); + + private static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicProperties.class); + + /** + * Gets the property value for the specified key. If a value is found, leading + * and trailing space is trimmed. + * + * @param property + * Property key + * @return Value for the named property; null if the property file was not + * loaded or the key was not found. + */ + public static String getProperty(String property) { + if (properties == null) { + synchronized (lockObject) { + try { + if (!initialize()) { + logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + propertyFileName); + return null; + } + } catch (IOException e) { + logger.error(EELFLoggerDelegate.errorLogger, "Failed to read property file " + propertyFileName ,e); + return null; + } + } + } + String value = properties.getProperty(property); + if (value != null) + value = value.trim(); + return value; + } + + /** + * Reads properties from a portal.properties file on the classpath. + * + * Clients do NOT need to call this method. Clients MAY call this method to test + * whether the properties file can be loaded successfully. + * + * @return True if properties were successfully loaded, else false. + * @throws IOException + * On failure + */ + private static boolean initialize() throws IOException { + if (properties != null) + return true; + InputStream in = MusicProperties.class.getClassLoader().getResourceAsStream(propertyFileName); + if (in == null) + return false; + properties = new Properties(); + try { + properties.load(in); + } finally { + in.close(); + } + return true; + } + + /** + * Tests whether a property value is available for the specified key. + * + * @param key + * Property key + * @return True if the key is known, otherwise false. + */ +/* public static boolean containsProperty(String key) { + return environment.containsProperty(key); + }*/ + + /** + * Returns the property value associated with the given key (never + * {@code null}), after trimming any trailing space. + * + * @param key + * Property key + * @return Property value; the empty string if the environment was not + * autowired, which should never happen. + * @throws IllegalStateException + * if the key is not found + */ +/* public static String getProperty(String key) { + String value = ""; + if (environment == null) { + // logger.error(EELFLoggerDelegate.errorLogger, "getProperty: environment is null, should never happen!"); + } else { + value = environment.getRequiredProperty(key); + // java.util.Properties preserves trailing space + if (value != null) + value = value.trim(); + } + return value; + }*/ + +} diff --git a/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicUtil.java b/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicUtil.java new file mode 100644 index 00000000..f582a9db --- /dev/null +++ b/ecomp-sdk/epsdk-music/src/main/java/org/onap/portalapp/music/util/MusicUtil.java @@ -0,0 +1,125 @@ +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.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 musicSerializeCompress = MusicProperties.getProperty(MusicProperties.MUSIC_SERIALIZE_COMPRESS); + public static boolean isSessionMetaAttr(String key){ + return sessionAttrNameSet.contains(key); + } + + 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; + } + + 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 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"); + } +} |