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feat: show multi-threading in example #246

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Merged
merged 7 commits into from
Jul 18, 2023
Merged

feat: show multi-threading in example #246

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4fc4a51
feat: show multi-threeading in example
ajewellamz Jul 10, 2023
ded2f68
use thread pool
ajewellamz Jul 10, 2023
a183073
enable
ajewellamz Jul 14, 2023
72799f1
Merge branch 'main' into add-threaded-example
ajewellamz Jul 18, 2023
96aaed0
rename
ajewellamz Jul 18, 2023
25ecfcb
Merge branch 'main' into add-threaded-example
ajewellamz Jul 18, 2023
17f8b71
Merge branch 'main' into add-threaded-example
ajewellamz Jul 18, 2023
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24 changes: 24 additions & 0 deletions ...cryptography/examples/searchableencryption/CompoundBeaconSearchableEncryptionExample.java
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,9 @@
import java.util.List;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

import software.amazon.awssdk.core.client.config.ClientOverrideConfiguration;
import software.amazon.awssdk.services.dynamodb.DynamoDbClient;
Expand Down Expand Up @@ -71,6 +74,7 @@ This table must have a Global Secondary Index (GSI) configured named "last4UnitC
public class CompoundBeaconSearchableEncryptionExample {

static String GSI_NAME = "last4UnitCompound-index";
static int MAX_CONCURRENT_QUERY_THREADS = 10;

public static void PutItemQueryItemWithCompoundBeacon(String ddbTableName, String branchKeyId, String branchKeyWrappingKmsKeyArn, String branchKeyDdbTableName) {

Expand Down Expand Up @@ -232,6 +236,26 @@ public static void PutItemQueryItemWithCompoundBeacon(String ddbTableName, Strin
.build())
.build();

// Perform PutItem and Query
PutAndQueryItemWithCompoundBeacon(ddb, ddbTableName);

// If instead you were working in a multi-threaded context
// it might look like this
Runnable myThread = () -> {
for(int i = 0; i < 20; ++i) {
PutAndQueryItemWithCompoundBeacon(ddb, ddbTableName);
}
};
ExecutorService pool = Executors.newFixedThreadPool(MAX_CONCURRENT_QUERY_THREADS);
for(int i = 0; i < (2*MAX_CONCURRENT_QUERY_THREADS); i++) {
pool.execute(myThread);
}
pool.shutdown();
try {pool.awaitTermination(30, TimeUnit.SECONDS);} catch (Exception e) {}
}

public static void PutAndQueryItemWithCompoundBeacon(DynamoDbClient ddb, String ddbTableName) {

// 11. Put an item with both attributes used in the compound beacon.
final HashMap<String, AttributeValue> item = new HashMap<>();
item.put("work_id", AttributeValue.builder().s("9ce39272-8068-4efd-a211-cd162ad65d4c").build());
Expand Down