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Posted to commits@ignite.apache.org by sb...@apache.org on 2015/06/11 09:20:49 UTC
[25/50] incubator-ignite git commit: #IGNITE-389 - Javadoc and API
cleanup.
#IGNITE-389 - Javadoc and API cleanup.
Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/3d1e5342
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/3d1e5342
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/3d1e5342
Branch: refs/heads/ignite-998
Commit: 3d1e5342f32f56d2479ec7971e8fe2f4adfbf468
Parents: 1552a4b
Author: Alexey Goncharuk <ag...@gridgain.com>
Authored: Mon Jun 8 16:03:34 2015 -0700
Committer: Alexey Goncharuk <ag...@gridgain.com>
Committed: Mon Jun 8 16:03:34 2015 -0700
----------------------------------------------------------------------
.../spark/examples/java/ColocationTest.java | 89 --------------------
.../examples/java/ExampleConfiguration.java | 31 -------
.../examples/java/IgniteProcessExample.java | 80 ------------------
.../spark/examples/java/IgniteStoreExample.java | 68 ---------------
.../spark/examples/java/package-info.java | 21 -----
.../org/apache/ignite/spark/IgniteContext.scala | 30 ++++++-
.../org/apache/ignite/spark/IgniteRDD.scala | 41 +++++++--
.../ignite/spark/examples/ColocationTest.scala | 39 ---------
.../spark/examples/ExampleConfiguration.scala | 41 ---------
.../spark/examples/IgniteProcessExample.scala | 52 ------------
.../spark/examples/IgniteStoreExample.scala | 41 ---------
11 files changed, 62 insertions(+), 471 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ColocationTest.java
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ColocationTest.java b/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ColocationTest.java
deleted file mode 100644
index 20d6e88..0000000
--- a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ColocationTest.java
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * 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.spark.examples.java;
-
-import org.apache.ignite.internal.util.typedef.*;
-import org.apache.ignite.lang.*;
-import org.apache.ignite.spark.*;
-import org.apache.spark.*;
-import org.apache.spark.api.java.*;
-import org.apache.spark.api.java.function.*;
-
-import scala.Tuple2;
-
-import java.util.*;
-
-/**
- * Colocation test example.
- */
-public class ColocationTest {
- /** Keys count. */
- private static final int KEYS_CNT = 10000;
-
- /** To pair function. */
- private static final IgniteClosure<Integer, Tuple2<Integer, Integer>> TO_PAIR_F =
- new IgniteClosure<Integer, Tuple2<Integer, Integer>>() {
- @Override public Tuple2<Integer, Integer> apply(Integer i) {
- return new Tuple2<>(i, i);
- }
- };
-
- /** To value function. */
- private static final Function<Tuple2<Integer, Integer>, Integer> TO_VALUE_F =
- new Function<Tuple2<Integer, Integer>, Integer>() {
- /** {@inheritDoc} */
- @Override public Integer call(Tuple2<Integer, Integer> t) throws Exception {
- return t._2();
- }
- };
-
- /** Sum function. */
- private static final Function2<Integer, Integer, Integer> SUM_F = new Function2<Integer, Integer, Integer>() {
- public Integer call(Integer x, Integer y) {
- return x + y;
- }
- };
-
- /**
- * @param args Args.
- */
- public static void main(String[] args) {
- SparkConf conf = new SparkConf();
-
- conf.setAppName("Colocation test");
-
- JavaSparkContext sc = new JavaSparkContext(conf);
-
- JavaIgniteContext<Integer, Integer> ignite = new JavaIgniteContext<>(sc, new ExampleConfiguration());
-
- JavaIgniteRDD<Integer, Integer> cache = ignite.fromCache("partitioned");
-
- List<Integer> seq = F.range(0, KEYS_CNT + 1);
-
- JavaPairRDD<Integer, Integer> rdd = sc.parallelizePairs(F.transformList(seq, TO_PAIR_F), 48);
-
- cache.savePairs(rdd);
-
- int sum = (KEYS_CNT * KEYS_CNT - KEYS_CNT) / 2;
-
- // Execute parallel sum.
- System.out.println("Local sum: " + sum);
-
- System.out.println("Distributed sum: " + cache.map(TO_VALUE_F).fold(0, SUM_F));
- }
-}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ExampleConfiguration.java
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ExampleConfiguration.java b/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ExampleConfiguration.java
deleted file mode 100644
index 5d769f2..0000000
--- a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/ExampleConfiguration.java
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * 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.spark.examples.java;
-
-import org.apache.ignite.configuration.*;
-import org.apache.ignite.lang.*;
-
-/**
- * Ignite example configuration provider.
- */
-public class ExampleConfiguration implements IgniteOutClosure<IgniteConfiguration> {
- /** {@inheritDoc} */
- @Override public IgniteConfiguration apply() {
- return org.apache.ignite.spark.examples.ExampleConfiguration.configuration();
- }
-}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteProcessExample.java
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteProcessExample.java b/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteProcessExample.java
deleted file mode 100644
index 8994355..0000000
--- a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteProcessExample.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * 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.spark.examples.java;
-
-import org.apache.ignite.spark.*;
-import org.apache.spark.*;
-import org.apache.spark.api.java.*;
-import org.apache.spark.api.java.function.Function;
-import org.apache.spark.sql.*;
-
-import scala.*;
-
-import java.lang.Boolean;
-
-/**
- * Ignite process example.
- */
-public class IgniteProcessExample {
- /** Filter function. */
- private static final Function<Tuple2<Object, String>, Boolean> FILTER_F =
- new Function<Tuple2<Object, String>, Boolean>() {
- @Override public Boolean call(Tuple2<Object, String> t) throws Exception {
- System.out.println("Analyzing line: " + t._2());
-
- return t._2().contains("Ignite");
- }
- };
-
- /** To value function. */
- private static final Function<Tuple2<Object, String>, String> TO_VALUE_F =
- new Function<Tuple2<Object, String>, String>() {
- @Override public String call(Tuple2<Object, String> t) throws Exception {
- return t._2();
- }
- };
-
- /**
- * @param args Args.
- */
- public static void main(String[] args) {
- SparkConf conf = new SparkConf();
-
- conf.setAppName("Ignite processing example");
-
- JavaSparkContext sc = new JavaSparkContext(conf);
-
- JavaIgniteContext<Object, String> ignite = new JavaIgniteContext<>(sc, new ExampleConfiguration());
-
- // Search for lines containing "Ignite".
- JavaIgniteRDD<Object, String> scanRdd = ignite.fromCache("partitioned");
-
- JavaRDD<String> processedRdd = scanRdd.filter(FILTER_F).map(TO_VALUE_F);
-
- // Create a new cache for results.
- JavaIgniteRDD<Object, String> results = ignite.fromCache("results");
-
- results.saveValues(processedRdd);
-
- // SQL query
- ignite.fromCache("indexed").objectSql("Person", "age > ? and organizationId = ?", 20, 12).collect();
-
- // SQL fields query
- DataFrame df = ignite.fromCache("indexed").sql("select name, age from Person where age > ?", 20);
- }
-}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteStoreExample.java
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteStoreExample.java b/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteStoreExample.java
deleted file mode 100644
index 24ae77f..0000000
--- a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/IgniteStoreExample.java
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * 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.spark.examples.java;
-
-import org.apache.ignite.spark.*;
-import org.apache.spark.*;
-import org.apache.spark.api.java.*;
-import org.apache.spark.api.java.function.Function;
-import org.apache.spark.api.java.function.*;
-
-import scala.*;
-
-import java.lang.Boolean;
-
-/**
- * Ignite store example.
- */
-public class IgniteStoreExample {
- /** Predicate. */
- private static final Function<String, Boolean> PREDICATE = new Function<String, Boolean>() {
- @Override public Boolean call(String s) throws Exception {
- System.out.println("Read line: " + s);
-
- return s.contains("Ignite");
- }
- };
-
- /** To pair function. */
- private static final PairFunction<String, String, String> TO_PAIR_F = new PairFunction<String, String, String>() {
- @Override public Tuple2<String, String> call(String s) throws Exception {
- return new Tuple2<>(s, s);
- }
- };
-
- /**
- * @param args Args.
- */
- public static void main(String[] args) {
- SparkConf conf = new SparkConf();
-
- conf.setAppName("Ignite processing example");
-
- JavaSparkContext sc = new JavaSparkContext(conf);
-
- JavaIgniteContext<String, String> ignite = new JavaIgniteContext<>(sc, new ExampleConfiguration());
-
- JavaRDD<String> lines = sc.textFile(args[0]).filter(PREDICATE);
-
- ignite.fromCache("partitioned").saveValues(lines);
-
- ignite.fromCache("partitioned").savePairs(lines.mapToPair(TO_PAIR_F));
- }
-}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/package-info.java
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/package-info.java b/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/package-info.java
deleted file mode 100644
index e3243bf..0000000
--- a/modules/spark/src/main/java/org/apache/ignite/spark/examples/java/package-info.java
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * 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.
- */
-
-/**
- * Demonstrates usage of Ignite and Spark from Java.
- */
-package org.apache.ignite.spark.examples.java;
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteContext.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteContext.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteContext.scala
index 2cfebd6..e52555a 100644
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteContext.scala
+++ b/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteContext.scala
@@ -21,7 +21,7 @@ package org.apache.ignite.spark
import org.apache.ignite.internal.IgnitionEx
import org.apache.ignite.{Ignition, Ignite}
import org.apache.ignite.configuration.{CacheConfiguration, IgniteConfiguration}
-import org.apache.spark.SparkContext
+import org.apache.spark.{Logging, SparkContext}
import org.apache.spark.sql.SQLContext
/**
@@ -36,7 +36,7 @@ class IgniteContext[K, V](
@scala.transient val sparkContext: SparkContext,
cfgF: () ⇒ IgniteConfiguration,
client: Boolean = true
-) extends Serializable {
+) extends Serializable with Logging {
@scala.transient private val driver = true
if (!client) {
@@ -45,7 +45,7 @@ class IgniteContext[K, V](
if (workers <= 0)
throw new IllegalStateException("No Spark executors found to start Ignite nodes.")
- println("Will start Ignite nodes on " + workers + " workers")
+ logInfo("Will start Ignite nodes on " + workers + " workers")
// Start ignite server node on each worker in server mode.
sparkContext.parallelize(1 to workers, workers).foreach(it ⇒ ignite())
@@ -60,14 +60,34 @@ class IgniteContext[K, V](
val sqlContext = new SQLContext(sparkContext)
+ /**
+ * Creates an `IgniteRDD` instance from the given cache name. If the cache does not exist, it will be
+ * automatically started from template on the first invoked RDD action.
+ *
+ * @param cacheName Cache name.
+ * @return `IgniteRDD` instance.
+ */
def fromCache(cacheName: String): IgniteRDD[K, V] = {
new IgniteRDD[K, V](this, cacheName, null)
}
+ /**
+ * Creates an `IgniteRDD` instance from the given cache configuration. If the cache does not exist, it will be
+ * automatically started using the configuration provided on the first invoked RDD action.
+ *
+ * @param cacheCfg Cache configuration to use.
+ * @return `IgniteRDD` instance.
+ */
def fromCache(cacheCfg: CacheConfiguration[K, V]) = {
new IgniteRDD[K, V](this, cacheCfg.getName, cacheCfg)
}
+ /**
+ * Gets an Ignite instance supporting this context. Ignite instance will be started
+ * if it has not been started yet.
+ *
+ * @return Ignite instance.
+ */
def ignite(): Ignite = {
val igniteCfg = cfgF()
@@ -87,6 +107,10 @@ class IgniteContext[K, V](
}
}
+ /**
+ * Stops supporting ignite instance. If ignite instance has been already stopped, this operation will be
+ * a no-op.
+ */
def close() = {
val igniteCfg = cfgF()
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteRDD.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteRDD.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteRDD.scala
index 5fc457f..2146acb 100644
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteRDD.scala
+++ b/modules/spark/src/main/scala/org/apache/ignite/spark/IgniteRDD.scala
@@ -82,7 +82,7 @@ class IgniteRDD[K, V] (
}
/**
- * Gets prefferred locations for the given partition.
+ * Gets preferred locations for the given partition.
*
* @param split Split partition.
* @return
@@ -94,6 +94,14 @@ class IgniteRDD[K, V] (
.map(_.asInstanceOf[TcpDiscoveryNode].socketAddresses()).flatten.map(_.getHostName).toList
}
+ /**
+ * Runs an object SQL on corresponding Ignite cache.
+ *
+ * @param typeName Type name to run SQL against.
+ * @param sql SQL query to run.
+ * @param args Optional SQL query arguments.
+ * @return RDD with query results.
+ */
def objectSql(typeName: String, sql: String, args: Any*): RDD[(K, V)] = {
val qry: SqlQuery[K, V] = new SqlQuery[K, V](typeName, sql)
@@ -102,6 +110,13 @@ class IgniteRDD[K, V] (
new IgniteSqlRDD[(K, V), Cache.Entry[K, V], K, V](ic, cacheName, cacheCfg, qry, entry ⇒ (entry.getKey, entry.getValue))
}
+ /**
+ * Runs an SQL fields query.
+ *
+ * @param sql SQL statement to run.
+ * @param args Optional SQL query arguments.
+ * @return `DataFrame` instance with the query results.
+ */
def sql(sql: String, args: Any*): DataFrame = {
val qry = new SqlFieldsQuery(sql)
@@ -114,7 +129,12 @@ class IgniteRDD[K, V] (
ic.sqlContext.createDataFrame(rowRdd, schema)
}
- def saveValues(rdd: RDD[V], overwrite: Boolean = false) = {
+ /**
+ * Saves values from given RDD into Ignite. A unique key will be generated for each value of the given RDD.
+ *
+ * @param rdd RDD instance to save values from.
+ */
+ def saveValues(rdd: RDD[V]) = {
rdd.foreachPartition(it ⇒ {
val ig = ic.ignite()
@@ -127,8 +147,6 @@ class IgniteRDD[K, V] (
val streamer = ig.dataStreamer[Object, V](cacheName)
try {
- streamer.allowOverwrite(overwrite)
-
it.foreach(value ⇒ {
val key = affinityKeyFunc(value, node.orNull)
@@ -141,6 +159,13 @@ class IgniteRDD[K, V] (
})
}
+ /**
+ * Saves values from the given key-value RDD into Ignite.
+ *
+ * @param rdd RDD instance to save values from.
+ * @param overwrite Boolean flag indicating whether the call on this method should overwrite existing
+ * values in Ignite cache.
+ */
def savePairs(rdd: RDD[(K, V)], overwrite: Boolean = false) = {
rdd.foreachPartition(it ⇒ {
val ig = ic.ignite()
@@ -163,6 +188,9 @@ class IgniteRDD[K, V] (
})
}
+ /**
+ * Removes all values from the underlying Ignite cache.
+ */
def clear(): Unit = {
ensureCache().removeAll()
}
@@ -197,7 +225,7 @@ class IgniteRDD[K, V] (
case "java.sql.Timestamp" ⇒ TimestampType
case "[B" ⇒ BinaryType
- case _ ⇒ StructType(new Array[StructField](0)) // TODO Do we need to fill user types?
+ case _ ⇒ StructType(new Array[StructField](0))
}
/**
@@ -210,6 +238,7 @@ class IgniteRDD[K, V] (
private def affinityKeyFunc(value: V, node: ClusterNode): IgniteUuid = {
val aff = ic.ignite().affinity[IgniteUuid](cacheName)
- Stream.continually(IgniteUuid.randomUuid()).find(node == null || aff.mapKeyToNode(_).eq(node)).get
+ Stream.from(1, 1000).map(_ ⇒ IgniteUuid.randomUuid()).find(node == null || aff.mapKeyToNode(_).eq(node))
+ .getOrElse(IgniteUuid.randomUuid())
}
}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ColocationTest.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ColocationTest.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ColocationTest.scala
deleted file mode 100644
index 29587e4..0000000
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ColocationTest.scala
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * 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.spark.examples
-
-import org.apache.ignite.spark.IgniteContext
-import org.apache.spark.{SparkConf, SparkContext}
-
-object ColocationTest {
- def main(args: Array[String]) {
- val conf = new SparkConf().setAppName("Colocation test")
- val sc = new SparkContext(conf)
-
- val ignite = new IgniteContext[Int, Int](sc, ExampleConfiguration.configuration _)
-
- // Search for lines containing "Ignite".
- val cache = ignite.fromCache("partitioned")
-
- cache.savePairs(sc.parallelize((1 to 100000).toSeq, 48).map(i => (i, i)))
-
- // Execute parallel sum.
- println("Local sum: " + (1 to 100000).sum)
- println("Distributed sum: " + cache.map(_._2).sum())
- }
-}
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ExampleConfiguration.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ExampleConfiguration.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ExampleConfiguration.scala
deleted file mode 100644
index 3b0dac7..0000000
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/ExampleConfiguration.scala
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * 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.spark.examples
-
-import org.apache.ignite.configuration.IgniteConfiguration
-import org.apache.ignite.internal.util.lang.{GridFunc => F}
-import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi
-import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder
-
-object ExampleConfiguration {
- def configuration(): IgniteConfiguration = {
- val cfg = new IgniteConfiguration()
-
- val discoSpi = new TcpDiscoverySpi()
-
- val ipFinder = new TcpDiscoveryVmIpFinder()
-
- ipFinder.setAddresses(F.asList("127.0.0.1:47500", "127.0.0.1:47501"))
-
- discoSpi.setIpFinder(ipFinder)
-
- cfg.setDiscoverySpi(discoSpi)
-
- cfg
- }
-}
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteProcessExample.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteProcessExample.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteProcessExample.scala
deleted file mode 100644
index ab91c62..0000000
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteProcessExample.scala
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * 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.spark.examples
-
-import org.apache.ignite.spark.IgniteContext
-import org.apache.spark.rdd.RDD
-import org.apache.spark.{SparkContext, SparkConf}
-
-object IgniteProcessExample {
- def main(args: Array[String]) {
- val conf = new SparkConf().setAppName("Ignite processing example")
- val sc = new SparkContext(conf)
-
- val ignite = new IgniteContext[Object, String](sc, ExampleConfiguration.configuration _)
-
- // Search for lines containing "Ignite".
- val scanRdd = ignite.fromCache("partitioned")
-
- val processedRdd = scanRdd.filter(line => {
- println("Analyzing line: " + line)
- line._2.contains("Ignite")
-
- true
- }).map(_._2)
-
- // Create a new cache for results.
- val results = ignite.fromCache("results")
-
- results.saveValues(processedRdd)
-
- // SQL query
- ignite.fromCache("indexed").objectSql("Person", "age > ? and organizationId = ?", 20, 12).collect()
-
- // SQL fields query
- val df = ignite.fromCache("indexed").sql("select name, age from Person where age > ?", 20)
- }
-}
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/3d1e5342/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteStoreExample.scala
----------------------------------------------------------------------
diff --git a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteStoreExample.scala b/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteStoreExample.scala
deleted file mode 100644
index ad6b7e6..0000000
--- a/modules/spark/src/main/scala/org/apache/ignite/spark/examples/IgniteStoreExample.scala
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * 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.spark.examples
-
-import org.apache.ignite.spark.IgniteContext
-import org.apache.spark.SparkContext
-import org.apache.spark.SparkConf
-import org.apache.spark.rdd.RDD
-
-object IgniteStoreExample {
- def main(args: Array[String]) {
- val conf = new SparkConf().setAppName("Ignite store example")
- val sc = new SparkContext(conf)
-
- val ignite = new IgniteContext[String, String](sc, () ⇒ ExampleConfiguration.configuration())
-
- val lines: RDD[String] = sc.textFile(args(0)).filter(line ⇒ {
- println("Read line: " + line)
-
- line.contains("IGNITE")
- })
-
- ignite.fromCache("partitioned").saveValues(lines)
- ignite.fromCache("partitioned").savePairs(lines.map(l ⇒ (l, l)))
- }
-}
\ No newline at end of file