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Posted to commits@ignite.apache.org by ak...@apache.org on 2016/09/16 05:49:44 UTC
[30/50] [abbrv] ignite git commit: IGNITE-3172 Refactoring
Ignite-Cassandra serializers. - Fixes #956.
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/pom.xml
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diff --git a/modules/cassandra/store/pom.xml b/modules/cassandra/store/pom.xml
new file mode 100644
index 0000000..0b233fa
--- /dev/null
+++ b/modules/cassandra/store/pom.xml
@@ -0,0 +1,305 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one or more
+ contributor license agreements. See the NOTICE file distributed with
+ this work for additional information regarding copyright ownership.
+ The ASF licenses this file to You 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.
+-->
+
+<!--
+ POM file.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.apache.ignite</groupId>
+ <artifactId>ignite-cassandra</artifactId>
+ <version>1.8.0-SNAPSHOT</version>
+ <relativePath>..</relativePath>
+ </parent>
+
+ <artifactId>ignite-cassandra-store</artifactId>
+ <version>1.8.0-SNAPSHOT</version>
+ <url>http://ignite.apache.org</url>
+
+ <properties>
+ <commons-beanutils.version>1.8.3</commons-beanutils.version>
+ <cassandra-driver.version>3.0.0</cassandra-driver.version>
+ <cassandra-all.version>3.3</cassandra-all.version>
+ <netty.version>4.0.33.Final</netty.version>
+ <guava.version>19.0</guava.version>
+ <metrics-core.version>3.0.2</metrics-core.version>
+ </properties>
+
+ <dependencies>
+ <!-- Apache commons -->
+ <dependency>
+ <groupId>commons-beanutils</groupId>
+ <artifactId>commons-beanutils</artifactId>
+ <version>${commons-beanutils.version}</version>
+ </dependency>
+
+ <!-- Ignite -->
+ <dependency>
+ <groupId>org.apache.ignite</groupId>
+ <artifactId>ignite-core</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.ignite</groupId>
+ <artifactId>ignite-spring</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.ignite</groupId>
+ <artifactId>ignite-log4j</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+
+ <!-- Cassandra and required dependencies -->
+ <dependency>
+ <groupId>com.datastax.cassandra</groupId>
+ <artifactId>cassandra-driver-core</artifactId>
+ <version>${cassandra-driver.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-handler</artifactId>
+ <version>${netty.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-buffer</artifactId>
+ <version>${netty.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-common</artifactId>
+ <version>${netty.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-transport</artifactId>
+ <version>${netty.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-codec</artifactId>
+ <version>${netty.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.guava</groupId>
+ <artifactId>guava</artifactId>
+ <version>${guava.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.codahale.metrics</groupId>
+ <artifactId>metrics-core</artifactId>
+ <version>${metrics-core.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.cassandra</groupId>
+ <artifactId>cassandra-all</artifactId>
+ <version>${cassandra-all.version}</version>
+ <scope>test</scope>
+ <exclusions>
+ <exclusion>
+ <artifactId>log4j-over-slf4j</artifactId>
+ <groupId>org.slf4j</groupId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+
+ <!-- Apache log4j -->
+ <dependency>
+ <groupId>log4j</groupId>
+ <artifactId>log4j</artifactId>
+ <scope>test</scope>
+ </dependency>
+
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.2</version>
+ <configuration>
+ <source>1.7</source>
+ <target>1.7</target>
+ <compilerVersion>1.7</compilerVersion>
+ <encoding>UTF-8</encoding>
+ <fork>true</fork>
+ <debug>false</debug>
+ <debuglevel>lines,vars,source</debuglevel>
+ <meminitial>256</meminitial>
+ <maxmem>512</maxmem>
+ </configuration>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-dependency-plugin</artifactId>
+ <version>2.10</version>
+ <executions>
+ <execution>
+ <id>copy-all-dependencies</id>
+ <phase>package</phase>
+ <goals>
+ <goal>copy-dependencies</goal>
+ </goals>
+ <configuration>
+ <outputDirectory>${project.build.directory}/tests-package/lib</outputDirectory>
+ <overWriteReleases>false</overWriteReleases>
+ <overWriteSnapshots>false</overWriteSnapshots>
+ <overWriteIfNewer>true</overWriteIfNewer>
+ <excludeArtifactIds>
+ netty-all,cassandra-all,snappy-java,lz4,compress-lzf,commons-codec,commons-lang3,commons-math3,
+ concurrentlinkedhashmap-lru,antlr,ST4,antlr-runtime,jcl-over-slf4j,jackson-core-asl,
+ jackson-mapper-asl,json-simple,high-scale-lib,snakeyaml,jbcrypt,reporter-config3,
+ reporter-config-base,hibernate-validator,validation-api,jboss-logging,thrift-server,
+ disruptor,stream,fastutil,logback-core,logback-classic,libthrift,httpclient,httpcore,
+ cassandra-thrift,jna,jamm,joda-time,sigar,ecj,tools
+ </excludeArtifactIds>
+ </configuration>
+ </execution>
+<!-- -->
+ <execution>
+ <id>copy-main-dependencies</id>
+ <phase>package</phase>
+ <goals>
+ <goal>copy-dependencies</goal>
+ </goals>
+ <configuration>
+ <outputDirectory>${project.build.directory}/libs</outputDirectory>
+ <overWriteReleases>false</overWriteReleases>
+ <overWriteSnapshots>false</overWriteSnapshots>
+ <overWriteIfNewer>true</overWriteIfNewer>
+ <excludeTransitive>true</excludeTransitive>
+ <excludeGroupIds>
+ org.apache.ignite,org.springframework,org.gridgain
+ </excludeGroupIds>
+ <excludeArtifactIds>
+ commons-logging,slf4j-api,cache-api,slf4j-api,aopalliance
+ </excludeArtifactIds>
+ <includeScope>runtime</includeScope>
+ </configuration>
+ </execution>
+<!-- -->
+ </executions>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-antrun-plugin</artifactId>
+ <version>1.8</version>
+ <dependencies>
+ <dependency>
+ <groupId>ant-contrib</groupId>
+ <artifactId>ant-contrib</artifactId>
+ <version>1.0b3</version>
+ <exclusions>
+ <exclusion>
+ <groupId>ant</groupId>
+ <artifactId>ant</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ </dependencies>
+ <executions>
+ <execution>
+ <id>package-tests</id>
+ <phase>package</phase>
+ <goals>
+ <goal>run</goal>
+ </goals>
+ <configuration>
+ <target>
+ <taskdef resource="net/sf/antcontrib/antlib.xml" />
+ <if>
+ <available file="${project.build.directory}/test-classes" type="dir" />
+ <then>
+ <copy todir="${project.build.directory}/tests-package/lib">
+ <fileset dir="${project.build.directory}">
+ <include name="*.jar" />
+ </fileset>
+ </copy>
+
+ <jar destfile="${project.build.directory}/tests-package/lib/${project.artifactId}-${project.version}-tests.jar">
+ <fileset dir="${project.build.directory}/test-classes">
+ <include name="**/*.class" />
+ </fileset>
+ </jar>
+
+ <copy todir="${project.build.directory}/tests-package/settings">
+ <fileset dir="${project.build.directory}/test-classes">
+ <include name="**/*.properties" />
+ <include name="**/*.xml" />
+ </fileset>
+ </copy>
+
+ <copy todir="${project.build.directory}/tests-package">
+ <fileset dir="${project.build.testSourceDirectory}/../scripts">
+ <include name="**/*" />
+ </fileset>
+ </copy>
+
+ <fixcrlf srcdir="${project.build.directory}/tests-package" eol="lf" eof="remove">
+ <include name="*.sh" />
+ </fixcrlf>
+
+ <copy todir="${project.build.directory}/tests-package">
+ <fileset dir="${project.build.testSourceDirectory}/..">
+ <include name="bootstrap/**" />
+ </fileset>
+ </copy>
+
+ <fixcrlf srcdir="${project.build.directory}/tests-package/bootstrap" eol="lf" eof="remove">
+ <include name="**" />
+ </fixcrlf>
+
+ <zip destfile="${project.build.directory}/ignite-cassandra-tests-${project.version}.zip" compress="true" whenempty="create" level="9" encoding="UTF-8" useLanguageEncodingFlag="true" createUnicodeExtraFields="not-encodeable">
+
+ <zipfileset dir="${project.build.directory}/tests-package" prefix="ignite-cassandra-tests">
+ <exclude name="**/*.sh" />
+ </zipfileset>
+
+ <zipfileset dir="${project.build.directory}/tests-package" prefix="ignite-cassandra-tests" filemode="555">
+ <include name="**/*.sh" />
+ </zipfileset>
+ </zip>
+ </then>
+ </if>
+ </target>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+
+ </plugins>
+ </build>
+</project>
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStore.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStore.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStore.java
new file mode 100644
index 0000000..f7e7917
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStore.java
@@ -0,0 +1,409 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra;
+
+import com.datastax.driver.core.BoundStatement;
+import com.datastax.driver.core.PreparedStatement;
+import com.datastax.driver.core.Row;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import javax.cache.Cache;
+import javax.cache.integration.CacheLoaderException;
+import javax.cache.integration.CacheWriterException;
+import org.apache.ignite.IgniteCheckedException;
+import org.apache.ignite.IgniteLogger;
+import org.apache.ignite.cache.store.CacheStore;
+import org.apache.ignite.cache.store.CacheStoreSession;
+import org.apache.ignite.cache.store.cassandra.datasource.DataSource;
+import org.apache.ignite.cache.store.cassandra.persistence.KeyValuePersistenceSettings;
+import org.apache.ignite.cache.store.cassandra.persistence.PersistenceController;
+import org.apache.ignite.cache.store.cassandra.session.CassandraSession;
+import org.apache.ignite.cache.store.cassandra.session.ExecutionAssistant;
+import org.apache.ignite.cache.store.cassandra.session.GenericBatchExecutionAssistant;
+import org.apache.ignite.cache.store.cassandra.session.LoadCacheCustomQueryWorker;
+import org.apache.ignite.internal.util.typedef.internal.U;
+import org.apache.ignite.lang.IgniteBiInClosure;
+import org.apache.ignite.logger.NullLogger;
+import org.apache.ignite.resources.CacheStoreSessionResource;
+import org.apache.ignite.resources.LoggerResource;
+
+/**
+ * Implementation of {@link CacheStore} backed by Cassandra database.
+ *
+ * @param <K> Ignite cache key type.
+ * @param <V> Ignite cache value type.
+ */
+public class CassandraCacheStore<K, V> implements CacheStore<K, V> {
+ /** Connection attribute property name. */
+ private static final String ATTR_CONN_PROP = "CASSANDRA_STORE_CONNECTION";
+
+ /** Auto-injected store session. */
+ @CacheStoreSessionResource
+ private CacheStoreSession storeSes;
+
+ /** Auto-injected logger instance. */
+ @LoggerResource
+ private IgniteLogger log;
+
+ /** Cassandra data source. */
+ private DataSource dataSrc;
+
+ /** Max workers thread count. These threads are responsible for load cache. */
+ private int maxPoolSize = Runtime.getRuntime().availableProcessors();
+
+ /** Controller component responsible for serialization logic. */
+ private PersistenceController controller;
+
+ /**
+ * Store constructor.
+ *
+ * @param dataSrc Data source.
+ * @param settings Persistence settings for Ignite key and value objects.
+ * @param maxPoolSize Max workers thread count.
+ */
+ public CassandraCacheStore(DataSource dataSrc, KeyValuePersistenceSettings settings, int maxPoolSize) {
+ this.dataSrc = dataSrc;
+ this.controller = new PersistenceController(settings);
+ this.maxPoolSize = maxPoolSize;
+ }
+
+ /** {@inheritDoc} */
+ @Override public void loadCache(IgniteBiInClosure<K, V> clo, Object... args) throws CacheLoaderException {
+ if (clo == null || args == null || args.length == 0)
+ return;
+
+ ExecutorService pool = null;
+
+ Collection<Future<?>> futs = new ArrayList<>(args.length);
+
+ try {
+ pool = Executors.newFixedThreadPool(maxPoolSize);
+
+ CassandraSession ses = getCassandraSession();
+
+ for (Object obj : args) {
+ if (obj == null || !(obj instanceof String) || !((String)obj).trim().toLowerCase().startsWith("select"))
+ continue;
+
+ futs.add(pool.submit(new LoadCacheCustomQueryWorker<>(ses, (String) obj, controller, log, clo)));
+ }
+
+ for (Future<?> fut : futs)
+ U.get(fut);
+
+ if (log != null && log.isDebugEnabled() && storeSes != null)
+ log.debug("Cache loaded from db: " + storeSes.cacheName());
+ }
+ catch (IgniteCheckedException e) {
+ if (storeSes != null)
+ throw new CacheLoaderException("Failed to load Ignite cache: " + storeSes.cacheName(), e.getCause());
+ else
+ throw new CacheLoaderException("Failed to load cache", e.getCause());
+ }
+ finally {
+ U.shutdownNow(getClass(), pool, log);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override public void sessionEnd(boolean commit) throws CacheWriterException {
+ if (storeSes == null || storeSes.transaction() == null)
+ return;
+
+ CassandraSession cassandraSes = (CassandraSession) storeSes.properties().remove(ATTR_CONN_PROP);
+
+ U.closeQuiet(cassandraSes);
+ }
+
+ /** {@inheritDoc} */
+ @SuppressWarnings({"unchecked"})
+ @Override public V load(final K key) throws CacheLoaderException {
+ if (key == null)
+ return null;
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ return ses.execute(new ExecutionAssistant<V>() {
+ @Override public boolean tableExistenceRequired() {
+ return false;
+ }
+
+ @Override public String getStatement() {
+ return controller.getLoadStatement(false);
+ }
+
+ @Override public BoundStatement bindStatement(PreparedStatement statement) {
+ return controller.bindKey(statement, key);
+ }
+
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ @Override public String operationName() {
+ return "READ";
+ }
+
+ @Override public V process(Row row) {
+ return row == null ? null : (V)controller.buildValueObject(row);
+ }
+ });
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @SuppressWarnings("unchecked")
+ @Override public Map<K, V> loadAll(Iterable<? extends K> keys) throws CacheLoaderException {
+ if (keys == null || !keys.iterator().hasNext())
+ return new HashMap<>();
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ return ses.execute(new GenericBatchExecutionAssistant<Map<K, V>, K>() {
+ private Map<K, V> data = new HashMap<>();
+
+ /** {@inheritDoc} */
+ @Override public String getStatement() {
+ return controller.getLoadStatement(true);
+ }
+
+ /** {@inheritDoc} */
+ @Override public BoundStatement bindStatement(PreparedStatement statement, K key) {
+ return controller.bindKey(statement, key);
+ }
+
+ /** {@inheritDoc} */
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ /** {@inheritDoc} */
+ @Override public String operationName() {
+ return "BULK_READ";
+ }
+
+ /** {@inheritDoc} */
+ @Override public Map<K, V> processedData() {
+ return data;
+ }
+
+ /** {@inheritDoc} */
+ @Override protected void process(Row row) {
+ data.put((K)controller.buildKeyObject(row), (V)controller.buildValueObject(row));
+ }
+ }, keys);
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override public void write(final Cache.Entry<? extends K, ? extends V> entry) throws CacheWriterException {
+ if (entry == null || entry.getKey() == null)
+ return;
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ ses.execute(new ExecutionAssistant<Void>() {
+ @Override public boolean tableExistenceRequired() {
+ return true;
+ }
+
+ @Override public String getStatement() {
+ return controller.getWriteStatement();
+ }
+
+ @Override public BoundStatement bindStatement(PreparedStatement statement) {
+ return controller.bindKeyValue(statement, entry.getKey(), entry.getValue());
+ }
+
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ @Override public String operationName() {
+ return "WRITE";
+ }
+
+ @Override public Void process(Row row) {
+ return null;
+ }
+ });
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override public void writeAll(Collection<Cache.Entry<? extends K, ? extends V>> entries) throws CacheWriterException {
+ if (entries == null || entries.isEmpty())
+ return;
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ ses.execute(new GenericBatchExecutionAssistant<Void, Cache.Entry<? extends K, ? extends V>>() {
+ /** {@inheritDoc} */
+ @Override public String getStatement() {
+ return controller.getWriteStatement();
+ }
+
+ /** {@inheritDoc} */
+ @Override public BoundStatement bindStatement(PreparedStatement statement,
+ Cache.Entry<? extends K, ? extends V> entry) {
+ return controller.bindKeyValue(statement, entry.getKey(), entry.getValue());
+ }
+
+ /** {@inheritDoc} */
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ /** {@inheritDoc} */
+ @Override public String operationName() {
+ return "BULK_WRITE";
+ }
+
+ /** {@inheritDoc} */
+ @Override public boolean tableExistenceRequired() {
+ return true;
+ }
+ }, entries);
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override public void delete(final Object key) throws CacheWriterException {
+ if (key == null)
+ return;
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ ses.execute(new ExecutionAssistant<Void>() {
+ @Override public boolean tableExistenceRequired() {
+ return false;
+ }
+
+ @Override public String getStatement() {
+ return controller.getDeleteStatement();
+ }
+
+ @Override public BoundStatement bindStatement(PreparedStatement statement) {
+ return controller.bindKey(statement, key);
+ }
+
+
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ @Override public String operationName() {
+ return "DELETE";
+ }
+
+ @Override public Void process(Row row) {
+ return null;
+ }
+ });
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override public void deleteAll(Collection<?> keys) throws CacheWriterException {
+ if (keys == null || keys.isEmpty())
+ return;
+
+ CassandraSession ses = getCassandraSession();
+
+ try {
+ ses.execute(new GenericBatchExecutionAssistant<Void, Object>() {
+ /** {@inheritDoc} */
+ @Override public String getStatement() {
+ return controller.getDeleteStatement();
+ }
+
+ /** {@inheritDoc} */
+ @Override public BoundStatement bindStatement(PreparedStatement statement, Object key) {
+ return controller.bindKey(statement, key);
+ }
+
+ /** {@inheritDoc} */
+ @Override public KeyValuePersistenceSettings getPersistenceSettings() {
+ return controller.getPersistenceSettings();
+ }
+
+ @Override public String operationName() {
+ return "BULK_DELETE";
+ }
+ }, keys);
+ }
+ finally {
+ closeCassandraSession(ses);
+ }
+ }
+
+ /**
+ * Gets Cassandra session wrapper or creates new if it doesn't exist.
+ * This wrapper hides all the low-level Cassandra interaction details by providing only high-level methods.
+ *
+ * @return Cassandra session wrapper.
+ */
+ private CassandraSession getCassandraSession() {
+ if (storeSes == null || storeSes.transaction() == null)
+ return dataSrc.session(log != null ? log : new NullLogger());
+
+ CassandraSession ses = (CassandraSession) storeSes.properties().get(ATTR_CONN_PROP);
+
+ if (ses == null) {
+ ses = dataSrc.session(log != null ? log : new NullLogger());
+ storeSes.properties().put(ATTR_CONN_PROP, ses);
+ }
+
+ return ses;
+ }
+
+ /**
+ * Releases Cassandra related resources.
+ *
+ * @param ses Cassandra session wrapper.
+ */
+ private void closeCassandraSession(CassandraSession ses) {
+ if (ses != null && (storeSes == null || storeSes.transaction() == null))
+ U.closeQuiet(ses);
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStoreFactory.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStoreFactory.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStoreFactory.java
new file mode 100644
index 0000000..7584dfb
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/CassandraCacheStoreFactory.java
@@ -0,0 +1,200 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra;
+
+import javax.cache.configuration.Factory;
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.cache.store.cassandra.datasource.DataSource;
+import org.apache.ignite.cache.store.cassandra.persistence.KeyValuePersistenceSettings;
+import org.apache.ignite.internal.IgniteComponentType;
+import org.apache.ignite.internal.util.spring.IgniteSpringHelper;
+import org.apache.ignite.resources.SpringApplicationContextResource;
+
+/**
+ * Factory class to instantiate {@link CassandraCacheStore}.
+ *
+ * @param <K> Ignite cache key type
+ * @param <V> Ignite cache value type
+ */
+public class CassandraCacheStoreFactory<K, V> implements Factory<CassandraCacheStore<K, V>> {
+ /** */
+ private static final long serialVersionUID = 0L;
+
+ /** Auto-injected Spring ApplicationContext resource. */
+ @SpringApplicationContextResource
+ private Object appCtx;
+
+ /** Name of data source bean. */
+ private String dataSrcBean;
+
+ /** Name of persistence settings bean. */
+ private String persistenceSettingsBean;
+
+ /** Data source. */
+ private transient DataSource dataSrc;
+
+ /** Persistence settings. */
+ private KeyValuePersistenceSettings persistenceSettings;
+
+ /** Max workers thread count. These threads are responsible for load cache. */
+ private int maxPoolSize = Runtime.getRuntime().availableProcessors();
+
+ /** {@inheritDoc} */
+ @Override public CassandraCacheStore<K, V> create() {
+ return new CassandraCacheStore<>(getDataSource(), getPersistenceSettings(), getMaxPoolSize());
+ }
+
+ /**
+ * Sets data source.
+ *
+ * @param dataSrc Data source.
+ *
+ * @return {@code This} for chaining.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public CassandraCacheStoreFactory<K, V> setDataSource(DataSource dataSrc) {
+ this.dataSrc = dataSrc;
+
+ return this;
+ }
+
+ /**
+ * Sets data source bean name.
+ *
+ * @param beanName Data source bean name.
+ * @return {@code This} for chaining.
+ */
+ public CassandraCacheStoreFactory<K, V> setDataSourceBean(String beanName) {
+ this.dataSrcBean = beanName;
+
+ return this;
+ }
+
+ /**
+ * Sets persistence settings.
+ *
+ * @param settings Persistence settings.
+ * @return {@code This} for chaining.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public CassandraCacheStoreFactory<K, V> setPersistenceSettings(KeyValuePersistenceSettings settings) {
+ this.persistenceSettings = settings;
+
+ return this;
+ }
+
+ /**
+ * Sets persistence settings bean name.
+ *
+ * @param beanName Persistence settings bean name.
+ * @return {@code This} for chaining.
+ */
+ public CassandraCacheStoreFactory<K, V> setPersistenceSettingsBean(String beanName) {
+ this.persistenceSettingsBean = beanName;
+
+ return this;
+ }
+
+ /**
+ * @return Data source.
+ */
+ private DataSource getDataSource() {
+ if (dataSrc != null)
+ return dataSrc;
+
+ if (dataSrcBean == null)
+ throw new IllegalStateException("Either DataSource bean or DataSource itself should be specified");
+
+ if (appCtx == null) {
+ throw new IllegalStateException("Failed to get Cassandra DataSource cause Spring application " +
+ "context wasn't injected into CassandraCacheStoreFactory");
+ }
+
+ Object obj = loadSpringContextBean(appCtx, dataSrcBean);
+
+ if (!(obj instanceof DataSource))
+ throw new IllegalStateException("Incorrect connection bean '" + dataSrcBean + "' specified");
+
+ return dataSrc = (DataSource)obj;
+ }
+
+ /**
+ * @return Persistence settings.
+ */
+ private KeyValuePersistenceSettings getPersistenceSettings() {
+ if (persistenceSettings != null)
+ return persistenceSettings;
+
+ if (persistenceSettingsBean == null) {
+ throw new IllegalStateException("Either persistence settings bean or persistence settings itself " +
+ "should be specified");
+ }
+
+ if (appCtx == null) {
+ throw new IllegalStateException("Failed to get Cassandra persistence settings cause Spring application " +
+ "context wasn't injected into CassandraCacheStoreFactory");
+ }
+
+ Object obj = loadSpringContextBean(appCtx, persistenceSettingsBean);
+
+ if (!(obj instanceof KeyValuePersistenceSettings)) {
+ throw new IllegalStateException("Incorrect persistence settings bean '" +
+ persistenceSettingsBean + "' specified");
+ }
+
+ return persistenceSettings = (KeyValuePersistenceSettings)obj;
+ }
+
+ /**
+ * Get maximum workers thread count. These threads are responsible for queries execution.
+ *
+ * @return Maximum workers thread count.
+ */
+ public int getMaxPoolSize() {
+ return maxPoolSize;
+ }
+
+ /**
+ * Set Maximum workers thread count. These threads are responsible for queries execution.
+ *
+ * @param maxPoolSize Max workers thread count.
+ * @return {@code This} for chaining.
+ */
+ public CassandraCacheStoreFactory<K, V> setMaxPoolSize(int maxPoolSize) {
+ this.maxPoolSize = maxPoolSize;
+
+ return this;
+ }
+
+ /**
+ * Loads bean from Spring ApplicationContext.
+ *
+ * @param appCtx Application context.
+ * @param beanName Bean name to load.
+ * @return Loaded bean.
+ */
+ private Object loadSpringContextBean(Object appCtx, String beanName) {
+ try {
+ IgniteSpringHelper spring = IgniteComponentType.SPRING.create(false);
+ return spring.loadBeanFromAppContext(appCtx, beanName);
+ }
+ catch (Exception e) {
+ throw new IgniteException("Failed to load bean in application context [beanName=" + beanName + ", igniteConfig=" + appCtx + ']', e);
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/CassandraHelper.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/CassandraHelper.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/CassandraHelper.java
new file mode 100644
index 0000000..d3bff7f
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/CassandraHelper.java
@@ -0,0 +1,133 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.common;
+
+import com.datastax.driver.core.Cluster;
+import com.datastax.driver.core.Session;
+import com.datastax.driver.core.exceptions.InvalidQueryException;
+import com.datastax.driver.core.exceptions.NoHostAvailableException;
+import com.datastax.driver.core.exceptions.ReadTimeoutException;
+import java.util.regex.Pattern;
+import org.apache.ignite.internal.util.typedef.internal.U;
+
+/**
+ * Helper class providing methods to work with Cassandra session and exceptions
+ */
+public class CassandraHelper {
+ /** Cassandra error message if specified keyspace doesn't exist. */
+ private static final Pattern KEYSPACE_EXIST_ERROR1 = Pattern.compile("Keyspace [0-9a-zA-Z_]+ does not exist");
+
+ /** Cassandra error message if trying to create table inside nonexistent keyspace. */
+ private static final Pattern KEYSPACE_EXIST_ERROR2 = Pattern.compile("Cannot add table '[0-9a-zA-Z_]+' to non existing keyspace.*");
+
+ /** Cassandra error message if specified table doesn't exist. */
+ private static final Pattern TABLE_EXIST_ERROR = Pattern.compile("unconfigured table [0-9a-zA-Z_]+");
+
+ /** Cassandra error message if trying to use prepared statement created from another session. */
+ private static final String PREP_STATEMENT_CLUSTER_INSTANCE_ERROR = "You may have used a PreparedStatement that " +
+ "was created with another Cluster instance";
+
+ /** Closes Cassandra driver session. */
+ public static void closeSession(Session driverSes) {
+ if (driverSes == null)
+ return;
+
+ Cluster cluster = driverSes.getCluster();
+
+ if (!driverSes.isClosed())
+ U.closeQuiet(driverSes);
+
+ if (!cluster.isClosed())
+ U.closeQuiet(cluster);
+ }
+
+ /**
+ * Checks if Cassandra keyspace absence error occur.
+ *
+ * @param e Exception to check.
+ * @return {@code true} in case of keyspace absence error.
+ */
+ public static boolean isKeyspaceAbsenceError(Throwable e) {
+ while (e != null) {
+ if (e instanceof InvalidQueryException &&
+ (KEYSPACE_EXIST_ERROR1.matcher(e.getMessage()).matches() ||
+ KEYSPACE_EXIST_ERROR2.matcher(e.getMessage()).matches()))
+ return true;
+
+ e = e.getCause();
+ }
+
+ return false;
+ }
+
+ /**
+ * Checks if Cassandra table absence error occur.
+ *
+ * @param e Exception to check.
+ * @return {@code true} in case of table absence error.
+ */
+ public static boolean isTableAbsenceError(Throwable e) {
+ while (e != null) {
+ if (e instanceof InvalidQueryException &&
+ (TABLE_EXIST_ERROR.matcher(e.getMessage()).matches() ||
+ KEYSPACE_EXIST_ERROR1.matcher(e.getMessage()).matches() ||
+ KEYSPACE_EXIST_ERROR2.matcher(e.getMessage()).matches()))
+ return true;
+
+ e = e.getCause();
+ }
+
+ return false;
+ }
+
+ /**
+ * Checks if Cassandra host availability error occur, thus host became unavailable.
+ *
+ * @param e Exception to check.
+ * @return {@code true} in case of host not available error.
+ */
+ public static boolean isHostsAvailabilityError(Throwable e) {
+ while (e != null) {
+ if (e instanceof NoHostAvailableException ||
+ e instanceof ReadTimeoutException)
+ return true;
+
+ e = e.getCause();
+ }
+
+ return false;
+ }
+
+ /**
+ * Checks if Cassandra error occur because of prepared statement created in one session was used in another session.
+ *
+ * @param e Exception to check.
+ * @return {@code true} in case of invalid usage of prepared statement.
+ */
+ public static boolean isPreparedStatementClusterError(Throwable e) {
+ while (e != null) {
+ if (e instanceof InvalidQueryException && e.getMessage().contains(PREP_STATEMENT_CLUSTER_INSTANCE_ERROR))
+ return true;
+
+ e = e.getCause();
+ }
+
+ return false;
+ }
+}
+
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/PropertyMappingHelper.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/PropertyMappingHelper.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/PropertyMappingHelper.java
new file mode 100644
index 0000000..9053a93
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/PropertyMappingHelper.java
@@ -0,0 +1,220 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.common;
+
+import com.datastax.driver.core.DataType;
+import com.datastax.driver.core.Row;
+import java.beans.PropertyDescriptor;
+import java.lang.annotation.Annotation;
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.net.InetAddress;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+import org.apache.commons.beanutils.PropertyUtils;
+import org.apache.ignite.cache.store.cassandra.serializer.Serializer;
+
+/**
+ * Helper class providing bunch of methods to discover fields of POJO objects and
+ * map builtin Java types to appropriate Cassandra types.
+ */
+public class PropertyMappingHelper {
+ /** Bytes array Class type. */
+ private static final Class BYTES_ARRAY_CLASS = (new byte[] {}).getClass();
+
+ /** Mapping from Java to Cassandra types. */
+ private static final Map<Class, DataType.Name> JAVA_TO_CASSANDRA_MAPPING = new HashMap<Class, DataType.Name>() {{
+ put(String.class, DataType.Name.TEXT);
+ put(Integer.class, DataType.Name.INT);
+ put(int.class, DataType.Name.INT);
+ put(Short.class, DataType.Name.INT);
+ put(short.class, DataType.Name.INT);
+ put(Long.class, DataType.Name.BIGINT);
+ put(long.class, DataType.Name.BIGINT);
+ put(Double.class, DataType.Name.DOUBLE);
+ put(double.class, DataType.Name.DOUBLE);
+ put(Boolean.class, DataType.Name.BOOLEAN);
+ put(boolean.class, DataType.Name.BOOLEAN);
+ put(Float.class, DataType.Name.FLOAT);
+ put(float.class, DataType.Name.FLOAT);
+ put(ByteBuffer.class, DataType.Name.BLOB);
+ put(BYTES_ARRAY_CLASS, DataType.Name.BLOB);
+ put(BigDecimal.class, DataType.Name.DECIMAL);
+ put(InetAddress.class, DataType.Name.INET);
+ put(Date.class, DataType.Name.TIMESTAMP);
+ put(UUID.class, DataType.Name.UUID);
+ put(BigInteger.class, DataType.Name.VARINT);
+ }};
+
+ /**
+ * Maps Cassandra type to specified Java type.
+ *
+ * @param clazz java class.
+ *
+ * @return Cassandra type.
+ */
+ public static DataType.Name getCassandraType(Class clazz) {
+ return JAVA_TO_CASSANDRA_MAPPING.get(clazz);
+ }
+
+ /**
+ * Returns property descriptor by class property name.
+ *
+ * @param clazz class from which to get property descriptor.
+ * @param prop name of the property.
+ *
+ * @return property descriptor.
+ */
+ public static PropertyDescriptor getPojoPropertyDescriptor(Class clazz, String prop) {
+ List<PropertyDescriptor> descriptors = getPojoPropertyDescriptors(clazz, false);
+
+ if (descriptors == null || descriptors.isEmpty())
+ throw new IllegalArgumentException("POJO class " + clazz.getName() + " doesn't have '" + prop + "' property");
+
+ for (PropertyDescriptor descriptor : descriptors) {
+ if (descriptor.getName().equals(prop))
+ return descriptor;
+ }
+
+ throw new IllegalArgumentException("POJO class " + clazz.getName() + " doesn't have '" + prop + "' property");
+ }
+
+ /**
+ * Extracts all property descriptors from a class.
+ *
+ * @param clazz class which property descriptors should be extracted.
+ * @param primitive boolean flag indicating that only property descriptors for primitive properties should be extracted.
+ *
+ * @return list of class property descriptors
+ */
+ public static List<PropertyDescriptor> getPojoPropertyDescriptors(Class clazz, boolean primitive) {
+ return getPojoPropertyDescriptors(clazz, null, primitive);
+ }
+
+ /**
+ * Extracts all property descriptors having specific annotation from a class.
+ *
+ * @param clazz class which property descriptors should be extracted.
+ * @param annotation annotation to look for.
+ * @param primitive boolean flag indicating that only property descriptors for primitive properties should be extracted.
+ *
+ * @return list of class property descriptors
+ */
+ public static <T extends Annotation> List<PropertyDescriptor> getPojoPropertyDescriptors(Class clazz,
+ Class<T> annotation, boolean primitive) {
+ PropertyDescriptor[] descriptors = PropertyUtils.getPropertyDescriptors(clazz);
+
+ List<PropertyDescriptor> list = new ArrayList<>(descriptors == null ? 1 : descriptors.length);
+
+ if (descriptors == null || descriptors.length == 0)
+ return list;
+
+ for (PropertyDescriptor descriptor : descriptors) {
+ if (descriptor.getReadMethod() == null || descriptor.getWriteMethod() == null ||
+ (primitive && !isPrimitivePropertyDescriptor(descriptor)))
+ continue;
+
+ if (annotation == null || descriptor.getReadMethod().getAnnotation(annotation) != null)
+ list.add(descriptor);
+ }
+
+ return list;
+ }
+
+ /**
+ * Checks if property descriptor describes primitive property (int, boolean, long and etc.)
+ *
+ * @param desc property descriptor.
+ *
+ * @return {@code true} property is primitive
+ */
+ public static boolean isPrimitivePropertyDescriptor(PropertyDescriptor desc) {
+ return PropertyMappingHelper.JAVA_TO_CASSANDRA_MAPPING.containsKey(desc.getPropertyType());
+ }
+
+ /**
+ * Returns value of specific column in the row returned by CQL statement.
+ *
+ * @param row row returned by CQL statement.
+ * @param col column name.
+ * @param clazz java class to which column value should be casted.
+ * @param serializer serializer to use if column stores BLOB otherwise could be null.
+ *
+ * @return row column value.
+ */
+ public static Object getCassandraColumnValue(Row row, String col, Class clazz, Serializer serializer) {
+ if (String.class.equals(clazz))
+ return row.getString(col);
+
+ if (Integer.class.equals(clazz) || int.class.equals(clazz))
+ return row.getInt(col);
+
+ if (Short.class.equals(clazz) || short.class.equals(clazz))
+ return (short)row.getInt(col);
+
+ if (Long.class.equals(clazz) || long.class.equals(clazz))
+ return row.getLong(col);
+
+ if (Double.class.equals(clazz) || double.class.equals(clazz))
+ return row.getDouble(col);
+
+ if (Boolean.class.equals(clazz) || boolean.class.equals(clazz))
+ return row.getBool(col);
+
+ if (Float.class.equals(clazz) || float.class.equals(clazz))
+ return row.getFloat(col);
+
+ if (ByteBuffer.class.equals(clazz))
+ return row.getBytes(col);
+
+ if (PropertyMappingHelper.BYTES_ARRAY_CLASS.equals(clazz)) {
+ ByteBuffer buf = row.getBytes(col);
+
+ return buf == null ? null : buf.array();
+ }
+
+ if (BigDecimal.class.equals(clazz))
+ return row.getDecimal(col);
+
+ if (InetAddress.class.equals(clazz))
+ return row.getInet(col);
+
+ if (Date.class.equals(clazz))
+ return row.getTimestamp(col);
+
+ if (UUID.class.equals(clazz))
+ return row.getUUID(col);
+
+ if (BigInteger.class.equals(clazz))
+ return row.getVarint(col);
+
+ if (serializer == null) {
+ throw new IllegalStateException("Can't deserialize value from '" + col + "' Cassandra column, " +
+ "cause there is no BLOB serializer specified");
+ }
+
+ ByteBuffer buf = row.getBytes(col);
+
+ return buf == null ? null : serializer.deserialize(buf);
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/RandomSleeper.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/RandomSleeper.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/RandomSleeper.java
new file mode 100644
index 0000000..6745a16
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/RandomSleeper.java
@@ -0,0 +1,104 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.common;
+
+import java.util.Random;
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.IgniteLogger;
+
+/**
+ * Provides sleep method with randomly selected sleep time from specified range and
+ * incrementally shifts sleep time range for each next sleep attempt
+ *
+ */
+public class RandomSleeper {
+ /** */
+ private int min;
+
+ /** */
+ private int max;
+
+ /** */
+ private int incr;
+
+ /** */
+ private IgniteLogger log;
+
+ /** */
+ private Random random = new Random(System.currentTimeMillis());
+
+ /** */
+ private int summary = 0;
+
+ /**
+ * Creates sleeper instance.
+ *
+ * @param min minimum sleep time (in milliseconds)
+ * @param max maximum sleep time (in milliseconds)
+ * @param incr time range shift increment (in milliseconds)
+ */
+ public RandomSleeper(int min, int max, int incr, IgniteLogger log) {
+ if (min <= 0)
+ throw new IllegalArgumentException("Incorrect min time specified: " + min);
+
+ if (max <= min)
+ throw new IllegalArgumentException("Incorrect max time specified: " + max);
+
+ if (incr < 10)
+ throw new IllegalArgumentException("Incorrect increment specified: " + incr);
+
+ this.min = min;
+ this.max = max;
+ this.incr = incr;
+ this.log = log;
+ }
+
+ /**
+ * Sleeps
+ */
+ public void sleep() {
+ try {
+ int timeout = random.nextInt(max - min + 1) + min;
+
+ if (log != null)
+ log.info("Sleeping for " + timeout + "ms");
+
+ Thread.sleep(timeout);
+
+ summary += timeout;
+
+ if (log != null)
+ log.info("Sleep completed");
+ }
+ catch (InterruptedException e) {
+ throw new IgniteException("Random sleep interrupted", e);
+ }
+
+ min += incr;
+ max += incr;
+ }
+
+ /**
+ * Returns summary sleep time.
+ *
+ * @return Summary sleep time in milliseconds.
+ */
+ public int getSleepSummary() {
+ return summary;
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/SystemHelper.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/SystemHelper.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/SystemHelper.java
new file mode 100644
index 0000000..5d51488
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/SystemHelper.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.common;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+/**
+ * Helper class providing system information about the host (ip, hostname, os and etc.)
+ */
+public class SystemHelper {
+ /** System line separator. */
+ public static final String LINE_SEPARATOR = System.getProperty("line.separator");
+
+ /** Host name. */
+ public static final String HOST_NAME;
+
+ /** Host IP address */
+ public static final String HOST_IP;
+
+ static {
+ try {
+ InetAddress addr = InetAddress.getLocalHost();
+ HOST_NAME = addr.getHostName();
+ HOST_IP = addr.getHostAddress();
+ }
+ catch (UnknownHostException e) {
+ throw new IllegalStateException("Failed to get host/ip of current computer", e);
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/package-info.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/package-info.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/package-info.java
new file mode 100644
index 0000000..c4f5d3b
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/common/package-info.java
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+/**
+ * Contains commonly used helper classes
+ */
+package org.apache.ignite.cache.store.cassandra.common;
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/Credentials.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/Credentials.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/Credentials.java
new file mode 100644
index 0000000..a2358a6
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/Credentials.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.datasource;
+
+import java.io.Serializable;
+
+/**
+ * Provides credentials for Cassandra (instead of specifying user/password directly in Spring context XML).
+ */
+public interface Credentials extends Serializable {
+ /**
+ * Returns user name
+ *
+ * @return user name
+ */
+ public String getUser();
+
+ /**
+ * Returns password
+ *
+ * @return password
+ */
+ public String getPassword();
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/DataSource.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/DataSource.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/DataSource.java
new file mode 100644
index 0000000..f582aac
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/DataSource.java
@@ -0,0 +1,647 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.datasource;
+
+import com.datastax.driver.core.AuthProvider;
+import com.datastax.driver.core.Cluster;
+import com.datastax.driver.core.ConsistencyLevel;
+import com.datastax.driver.core.NettyOptions;
+import com.datastax.driver.core.PoolingOptions;
+import com.datastax.driver.core.ProtocolOptions;
+import com.datastax.driver.core.ProtocolVersion;
+import com.datastax.driver.core.SSLOptions;
+import com.datastax.driver.core.SocketOptions;
+import com.datastax.driver.core.policies.AddressTranslator;
+import com.datastax.driver.core.policies.LoadBalancingPolicy;
+import com.datastax.driver.core.policies.ReconnectionPolicy;
+import com.datastax.driver.core.policies.RetryPolicy;
+import com.datastax.driver.core.policies.SpeculativeExecutionPolicy;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.io.Serializable;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.UUID;
+
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.IgniteLogger;
+import org.apache.ignite.cache.store.cassandra.session.CassandraSession;
+import org.apache.ignite.cache.store.cassandra.session.CassandraSessionImpl;
+import org.apache.ignite.internal.util.typedef.internal.U;
+
+/**
+ * Data source abstraction to specify configuration of the Cassandra session to be used.
+ */
+public class DataSource implements Externalizable {
+ /** */
+ private static final long serialVersionUID = 0L;
+
+ /**
+ * Null object, used as a replacement for those Cassandra connection options which
+ * don't support serialization (RetryPolicy, LoadBalancingPolicy and etc).
+ */
+ private static final UUID NULL_OBJECT = UUID.fromString("45ffae47-3193-5910-84a2-048fe65735d9");
+
+ /** Number of rows to immediately fetch in CQL statement execution. */
+ private Integer fetchSize;
+
+ /** Consistency level for READ operations. */
+ private ConsistencyLevel readConsistency;
+
+ /** Consistency level for WRITE operations. */
+ private ConsistencyLevel writeConsistency;
+
+ /** Username to use for authentication. */
+ private String user;
+
+ /** Password to use for authentication. */
+ private String pwd;
+
+ /** Port to use for Cassandra connection. */
+ private Integer port;
+
+ /** List of contact points to connect to Cassandra cluster. */
+ private List<InetAddress> contactPoints;
+
+ /** List of contact points with ports to connect to Cassandra cluster. */
+ private List<InetSocketAddress> contactPointsWithPorts;
+
+ /** Maximum time to wait for schema agreement before returning from a DDL query. */
+ private Integer maxSchemaAgreementWaitSeconds;
+
+ /** The native protocol version to use. */
+ private Integer protoVer;
+
+ /** Compression to use for the transport. */
+ private String compression;
+
+ /** Use SSL for communications with Cassandra. */
+ private Boolean useSSL;
+
+ /** Enables metrics collection. */
+ private Boolean collectMetrix;
+
+ /** Enables JMX reporting of the metrics. */
+ private Boolean jmxReporting;
+
+ /** Credentials to use for authentication. */
+ private Credentials creds;
+
+ /** Load balancing policy to use. */
+ private LoadBalancingPolicy loadBalancingPlc;
+
+ /** Reconnection policy to use. */
+ private ReconnectionPolicy reconnectionPlc;
+
+ /** Retry policy to use. */
+ private RetryPolicy retryPlc;
+
+ /** Address translator to use. */
+ private AddressTranslator addrTranslator;
+
+ /** Speculative execution policy to use. */
+ private SpeculativeExecutionPolicy speculativeExecutionPlc;
+
+ /** Authentication provider to use. */
+ private AuthProvider authProvider;
+
+ /** SSL options to use. */
+ private SSLOptions sslOptions;
+
+ /** Connection pooling options to use. */
+ private PoolingOptions poolingOptions;
+
+ /** Socket options to use. */
+ private SocketOptions sockOptions;
+
+ /** Netty options to use for connection. */
+ private NettyOptions nettyOptions;
+
+ /** Cassandra session wrapper instance. */
+ private volatile CassandraSession ses;
+
+ /**
+ * Sets user name to use for authentication.
+ *
+ * @param user user name
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setUser(String user) {
+ this.user = user;
+
+ invalidate();
+ }
+
+ /**
+ * Sets password to use for authentication.
+ *
+ * @param pwd password
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setPassword(String pwd) {
+ this.pwd = pwd;
+
+ invalidate();
+ }
+
+ /**
+ * Sets port to use for Cassandra connection.
+ *
+ * @param port port
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setPort(int port) {
+ this.port = port;
+
+ invalidate();
+ }
+
+ /**
+ * Sets list of contact points to connect to Cassandra cluster.
+ *
+ * @param points contact points
+ */
+ public void setContactPoints(String... points) {
+ if (points == null || points.length == 0)
+ return;
+
+ for (String point : points) {
+ if (point.contains(":")) {
+ if (contactPointsWithPorts == null)
+ contactPointsWithPorts = new LinkedList<>();
+
+ String[] chunks = point.split(":");
+
+ try {
+ contactPointsWithPorts.add(InetSocketAddress.createUnresolved(chunks[0].trim(), Integer.parseInt(chunks[1].trim())));
+ }
+ catch (Throwable e) {
+ throw new IllegalArgumentException("Incorrect contact point '" + point + "' specified for Cassandra cache storage", e);
+ }
+ }
+ else {
+ if (contactPoints == null)
+ contactPoints = new LinkedList<>();
+
+ try {
+ contactPoints.add(InetAddress.getByName(point));
+ }
+ catch (Throwable e) {
+ throw new IllegalArgumentException("Incorrect contact point '" + point + "' specified for Cassandra cache storage", e);
+ }
+ }
+ }
+
+ invalidate();
+ }
+
+ /** Sets maximum time to wait for schema agreement before returning from a DDL query. */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setMaxSchemaAgreementWaitSeconds(int seconds) {
+ maxSchemaAgreementWaitSeconds = seconds;
+
+ invalidate();
+ }
+
+ /**
+ * Sets the native protocol version to use.
+ *
+ * @param ver version number
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setProtocolVersion(int ver) {
+ protoVer = ver;
+
+ invalidate();
+ }
+
+ /**
+ * Sets compression algorithm to use for the transport.
+ *
+ * @param compression Compression algorithm.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setCompression(String compression) {
+ this.compression = compression == null || compression.trim().isEmpty() ? null : compression.trim();
+
+ try {
+ if (this.compression != null)
+ ProtocolOptions.Compression.valueOf(this.compression);
+ }
+ catch (Throwable e) {
+ throw new IgniteException("Incorrect compression '" + compression + "' specified for Cassandra connection", e);
+ }
+
+ invalidate();
+ }
+
+ /**
+ * Enables SSL for communications with Cassandra.
+ *
+ * @param use Flag to enable/disable SSL.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setUseSSL(boolean use) {
+ useSSL = use;
+
+ invalidate();
+ }
+
+ /**
+ * Enables metrics collection.
+ *
+ * @param collect Flag to enable/disable metrics collection.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setCollectMetrix(boolean collect) {
+ collectMetrix = collect;
+
+ invalidate();
+ }
+
+ /**
+ * Enables JMX reporting of the metrics.
+ *
+ * @param enableReporting Flag to enable/disable JMX reporting.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setJmxReporting(boolean enableReporting) {
+ jmxReporting = enableReporting;
+
+ invalidate();
+ }
+
+ /**
+ * Sets number of rows to immediately fetch in CQL statement execution.
+ *
+ * @param size Number of rows to fetch.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setFetchSize(int size) {
+ fetchSize = size;
+
+ invalidate();
+ }
+
+ /**
+ * Set consistency level for READ operations.
+ *
+ * @param level Consistency level.
+ */
+ public void setReadConsistency(String level) {
+ readConsistency = parseConsistencyLevel(level);
+
+ invalidate();
+ }
+
+ /**
+ * Set consistency level for WRITE operations.
+ *
+ * @param level Consistency level.
+ */
+ public void setWriteConsistency(String level) {
+ writeConsistency = parseConsistencyLevel(level);
+
+ invalidate();
+ }
+
+ /**
+ * Sets credentials to use for authentication.
+ *
+ * @param creds Credentials.
+ */
+ public void setCredentials(Credentials creds) {
+ this.creds = creds;
+
+ invalidate();
+ }
+
+ /**
+ * Sets load balancing policy.
+ *
+ * @param plc Load balancing policy.
+ */
+ public void setLoadBalancingPolicy(LoadBalancingPolicy plc) {
+ loadBalancingPlc = plc;
+
+ invalidate();
+ }
+
+ /**
+ * Sets reconnection policy.
+ *
+ * @param plc Reconnection policy.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setReconnectionPolicy(ReconnectionPolicy plc) {
+ reconnectionPlc = plc;
+
+ invalidate();
+ }
+
+ /**
+ * Sets retry policy.
+ *
+ * @param plc Retry policy.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setRetryPolicy(RetryPolicy plc) {
+ retryPlc = plc;
+
+ invalidate();
+ }
+
+ /**
+ * Sets address translator.
+ *
+ * @param translator Address translator.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setAddressTranslator(AddressTranslator translator) {
+ addrTranslator = translator;
+
+ invalidate();
+ }
+
+ /**
+ * Sets speculative execution policy.
+ *
+ * @param plc Speculative execution policy.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setSpeculativeExecutionPolicy(SpeculativeExecutionPolicy plc) {
+ speculativeExecutionPlc = plc;
+
+ invalidate();
+ }
+
+ /**
+ * Sets authentication provider.
+ *
+ * @param provider Authentication provider.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setAuthProvider(AuthProvider provider) {
+ authProvider = provider;
+
+ invalidate();
+ }
+
+ /**
+ * Sets SSL options.
+ *
+ * @param options SSL options.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setSslOptions(SSLOptions options) {
+ sslOptions = options;
+
+ invalidate();
+ }
+
+ /**
+ * Sets pooling options.
+ *
+ * @param options pooling options to use.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setPoolingOptions(PoolingOptions options) {
+ poolingOptions = options;
+
+ invalidate();
+ }
+
+ /**
+ * Sets socket options to use.
+ *
+ * @param options Socket options.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setSocketOptions(SocketOptions options) {
+ sockOptions = options;
+
+ invalidate();
+ }
+
+ /**
+ * Sets netty options to use.
+ *
+ * @param options netty options.
+ */
+ @SuppressWarnings("UnusedDeclaration")
+ public void setNettyOptions(NettyOptions options) {
+ nettyOptions = options;
+
+ invalidate();
+ }
+
+ /**
+ * Creates Cassandra session wrapper if it wasn't created yet and returns it
+ *
+ * @param log logger
+ * @return Cassandra session wrapper
+ */
+ @SuppressWarnings("deprecation")
+ public synchronized CassandraSession session(IgniteLogger log) {
+ if (ses != null)
+ return ses;
+
+ Cluster.Builder builder = Cluster.builder();
+
+ if (user != null)
+ builder = builder.withCredentials(user, pwd);
+
+ if (port != null)
+ builder = builder.withPort(port);
+
+ if (contactPoints != null)
+ builder = builder.addContactPoints(contactPoints);
+
+ if (contactPointsWithPorts != null)
+ builder = builder.addContactPointsWithPorts(contactPointsWithPorts);
+
+ if (maxSchemaAgreementWaitSeconds != null)
+ builder = builder.withMaxSchemaAgreementWaitSeconds(maxSchemaAgreementWaitSeconds);
+
+ if (protoVer != null)
+ builder = builder.withProtocolVersion(ProtocolVersion.fromInt(protoVer));
+
+ if (compression != null) {
+ try {
+ builder = builder.withCompression(ProtocolOptions.Compression.valueOf(compression.trim().toLowerCase()));
+ }
+ catch (IllegalArgumentException e) {
+ throw new IgniteException("Incorrect compression option '" + compression + "' specified for Cassandra connection", e);
+ }
+ }
+
+ if (useSSL != null && useSSL)
+ builder = builder.withSSL();
+
+ if (sslOptions != null)
+ builder = builder.withSSL(sslOptions);
+
+ if (collectMetrix != null && !collectMetrix)
+ builder = builder.withoutMetrics();
+
+ if (jmxReporting != null && !jmxReporting)
+ builder = builder.withoutJMXReporting();
+
+ if (creds != null)
+ builder = builder.withCredentials(creds.getUser(), creds.getPassword());
+
+ if (loadBalancingPlc != null)
+ builder = builder.withLoadBalancingPolicy(loadBalancingPlc);
+
+ if (reconnectionPlc != null)
+ builder = builder.withReconnectionPolicy(reconnectionPlc);
+
+ if (retryPlc != null)
+ builder = builder.withRetryPolicy(retryPlc);
+
+ if (addrTranslator != null)
+ builder = builder.withAddressTranslator(addrTranslator);
+
+ if (speculativeExecutionPlc != null)
+ builder = builder.withSpeculativeExecutionPolicy(speculativeExecutionPlc);
+
+ if (authProvider != null)
+ builder = builder.withAuthProvider(authProvider);
+
+ if (poolingOptions != null)
+ builder = builder.withPoolingOptions(poolingOptions);
+
+ if (sockOptions != null)
+ builder = builder.withSocketOptions(sockOptions);
+
+ if (nettyOptions != null)
+ builder = builder.withNettyOptions(nettyOptions);
+
+ return ses = new CassandraSessionImpl(builder, fetchSize, readConsistency, writeConsistency, log);
+ }
+
+ /** {@inheritDoc} */
+ @Override public void writeExternal(ObjectOutput out) throws IOException {
+ out.writeObject(fetchSize);
+ out.writeObject(readConsistency);
+ out.writeObject(writeConsistency);
+ U.writeString(out, user);
+ U.writeString(out, pwd);
+ out.writeObject(port);
+ out.writeObject(contactPoints);
+ out.writeObject(contactPointsWithPorts);
+ out.writeObject(maxSchemaAgreementWaitSeconds);
+ out.writeObject(protoVer);
+ U.writeString(out, compression);
+ out.writeObject(useSSL);
+ out.writeObject(collectMetrix);
+ out.writeObject(jmxReporting);
+ out.writeObject(creds);
+ writeObject(out, loadBalancingPlc);
+ writeObject(out, reconnectionPlc);
+ writeObject(out, addrTranslator);
+ writeObject(out, speculativeExecutionPlc);
+ writeObject(out, authProvider);
+ writeObject(out, sslOptions);
+ writeObject(out, poolingOptions);
+ writeObject(out, sockOptions);
+ writeObject(out, nettyOptions);
+ }
+
+ /** {@inheritDoc} */
+ @SuppressWarnings("unchecked")
+ @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+ fetchSize = (Integer)in.readObject();
+ readConsistency = (ConsistencyLevel)in.readObject();
+ writeConsistency = (ConsistencyLevel)in.readObject();
+ user = U.readString(in);
+ pwd = U.readString(in);
+ port = (Integer)in.readObject();
+ contactPoints = (List<InetAddress>)in.readObject();
+ contactPointsWithPorts = (List<InetSocketAddress>)in.readObject();
+ maxSchemaAgreementWaitSeconds = (Integer)in.readObject();
+ protoVer = (Integer)in.readObject();
+ compression = U.readString(in);
+ useSSL = (Boolean)in.readObject();
+ collectMetrix = (Boolean)in.readObject();
+ jmxReporting = (Boolean)in.readObject();
+ creds = (Credentials)in.readObject();
+ loadBalancingPlc = (LoadBalancingPolicy)readObject(in);
+ reconnectionPlc = (ReconnectionPolicy)readObject(in);
+ addrTranslator = (AddressTranslator)readObject(in);
+ speculativeExecutionPlc = (SpeculativeExecutionPolicy)readObject(in);
+ authProvider = (AuthProvider)readObject(in);
+ sslOptions = (SSLOptions)readObject(in);
+ poolingOptions = (PoolingOptions)readObject(in);
+ sockOptions = (SocketOptions)readObject(in);
+ nettyOptions = (NettyOptions)readObject(in);
+ }
+
+ /**
+ * Helper method used to serialize class members
+ * @param out the stream to write the object to
+ * @param obj the object to be written
+ * @throws IOException Includes any I/O exceptions that may occur
+ */
+ private void writeObject(ObjectOutput out, Object obj) throws IOException {
+ out.writeObject(obj == null || !(obj instanceof Serializable) ? NULL_OBJECT : obj);
+ }
+
+ /**
+ * Helper method used to deserialize class members
+ * @param in the stream to read data from in order to restore the object
+ * @throws IOException Includes any I/O exceptions that may occur
+ * @throws ClassNotFoundException If the class for an object being restored cannot be found
+ * @return deserialized object
+ */
+ private Object readObject(ObjectInput in) throws IOException, ClassNotFoundException {
+ Object obj = in.readObject();
+ return NULL_OBJECT.equals(obj) ? null : obj;
+ }
+
+ /**
+ * Parses consistency level provided as string.
+ *
+ * @param level consistency level string.
+ *
+ * @return consistency level.
+ */
+ private ConsistencyLevel parseConsistencyLevel(String level) {
+ if (level == null)
+ return null;
+
+ try {
+ return ConsistencyLevel.valueOf(level.trim().toUpperCase());
+ }
+ catch (Throwable e) {
+ throw new IgniteException("Incorrect consistency level '" + level + "' specified for Cassandra connection", e);
+ }
+ }
+
+ /**
+ * Invalidates session.
+ */
+ private synchronized void invalidate() {
+ ses = null;
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/PlainCredentials.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/PlainCredentials.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/PlainCredentials.java
new file mode 100644
index 0000000..46ebdc5
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/PlainCredentials.java
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.ignite.cache.store.cassandra.datasource;
+
+/**
+ * Simple implementation of {@link Credentials} which just uses its constructor to hold user/password values.
+ */
+public class PlainCredentials implements Credentials {
+ /** */
+ private static final long serialVersionUID = 0L;
+
+ /** User name. */
+ private String user;
+
+ /** User password. */
+ private String pwd;
+
+ /**
+ * Creates credentials object.
+ *
+ * @param user User name.
+ * @param pwd User password.
+ */
+ public PlainCredentials(String user, String pwd) {
+ this.user = user;
+ this.pwd = pwd;
+ }
+
+ /** {@inheritDoc} */
+ @Override public String getUser() {
+ return user;
+ }
+
+ /** {@inheritDoc} */
+ @Override public String getPassword() {
+ return pwd;
+ }
+}
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/package-info.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/package-info.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/package-info.java
new file mode 100644
index 0000000..d5003ae
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/datasource/package-info.java
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+/**
+ * Contains data source implementation
+ */
+package org.apache.ignite.cache.store.cassandra.datasource;
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/ignite/blob/231ead01/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/package-info.java
----------------------------------------------------------------------
diff --git a/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/package-info.java b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/package-info.java
new file mode 100644
index 0000000..46f5635
--- /dev/null
+++ b/modules/cassandra/store/src/main/java/org/apache/ignite/cache/store/cassandra/package-info.java
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+/**
+ * Contains {@link org.apache.ignite.cache.store.CacheStore} implementation backed by Cassandra database
+ */
+package org.apache.ignite.cache.store.cassandra;
\ No newline at end of file