这是indexloc提供的服务，不要输入任何密码
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BAEL-9218 - move code to separate module #18507

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Merged
merged 1 commit into from
Apr 29, 2025
Merged

BAEL-9218 - move code to separate module #18507

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2 changes: 2 additions & 0 deletions aws-modules/aws-dynamodb-v2/.gitignore
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/target/
.idea/
113 changes: 113 additions & 0 deletions aws-modules/aws-dynamodb-v2/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<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>
<artifactId>aws-dynamodb-v2</artifactId>
<version>0.1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>aws-dynamodb-v2</name>

<parent>
<groupId>com.baeldung</groupId>
<artifactId>aws-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>

<dependencies>
<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>dynamodb</artifactId>
<version>2.31.23</version>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>localstack</artifactId>
<version>1.20.6</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>testcontainers</artifactId>
<version>1.20.6</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>sdk-core</artifactId>
<version>2.31.23</version>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>aws-core</artifactId>
<version>2.31.23</version>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>netty-nio-client</artifactId>
<version>2.31.23</version>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>utils</artifactId>
<version>2.31.23</version>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>identity-spi</artifactId>
<version>2.31.23</version>
</dependency>

<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>checksums</artifactId>
<version>2.31.23</version>
</dependency>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>${maven-plugins-version}</version>
<executions>
<execution>
<id>copy</id>
<phase>compile</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<includeScope></includeScope>
<includeTypes>so,dll,dylib</includeTypes>
<outputDirectory>native-libs</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>9</source>
<target>9</target>
</configuration>
</plugin>
</plugins>
</build>

<properties>
<aws-java-sdk.version>1.12.331</aws-java-sdk.version>
<gson.version>2.11.0</gson.version>
<dynamodblocal.version>1.21.1</dynamodblocal.version>
<maven-plugins-version>3.1.1</maven-plugins-version>
</properties>

</project>
34 changes: 33 additions & 1 deletion .../dynamodb/query/UserOrdersRepository.java → .../dynamodb/query/UserOrdersRepository.java
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Expand Up @@ -22,7 +22,15 @@ public List<Map<String, AttributeValue>> getOrdersByUserId(String userId) {
))
.build();

return dynamoDb.query(request).items();
QueryResponse response = dynamoDb.query(request);

List<Map<String, AttributeValue>> items = response.items();

for (Map<String, AttributeValue> item : items) {
System.out.println("Order item: " + item.get("item").s());
}

return response.items();
}

public List<Map<String, AttributeValue>> getOrdersAfterDate(String userId, String startDate) {
Expand Down Expand Up @@ -64,4 +72,28 @@ public List<Map<String, AttributeValue>> getOrdersByMonth(String userId, String

return dynamoDb.query(request).items();
}

public List<Map<String, AttributeValue>> getAllOrdersPaginated(String userId) {
List<Map<String, AttributeValue>> allItems = new ArrayList<>();
Map<String, AttributeValue> lastKey = null;

do {
QueryRequest.Builder requestBuilder = QueryRequest.builder()
.tableName("UserOrders")
.keyConditionExpression("userId = :uid")
.expressionAttributeValues(Map.of(
":uid", AttributeValue.fromS(userId)
));

if (lastKey != null) {
requestBuilder.exclusiveStartKey(lastKey);
}

QueryResponse response = dynamoDb.query(requestBuilder.build());
allItems.addAll(response.items());
lastKey = response.lastEvaluatedKey();
} while (lastKey != null && !lastKey.isEmpty());

return allItems;
}
}
13 changes: 13 additions & 0 deletions .../UserOrdersRepositoryIntegrationTest.java → .../UserOrdersRepositoryIntegrationTest.java
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Expand Up @@ -108,6 +108,19 @@ void givenMonthPrefix_whenGetOrdersByMonth_thenReturnMonthlyOrders() {
assertEquals(List.of("Mouse", "Keyboard"), names);
}

@Test
void givenUserId_whenGetAllOrdersPaginated_thenReturnAllUserOrders() {
List<Map<String, AttributeValue>> items = repository.getAllOrdersPaginated("user1");

assertEquals(4, items.size());

List<String> itemNames = items.stream()
.map(item -> item.get("item").s())
.collect(Collectors.toList());

assertTrue(itemNames.containsAll(List.of("Laptop", "Monitor", "Mouse", "Keyboard")));
}

@AfterAll
void tearDown() {
if (localstack != null) {
Expand Down
18 changes: 0 additions & 18 deletions aws-modules/aws-dynamodb/pom.xml
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Expand Up @@ -36,24 +36,6 @@
<artifactId>gson</artifactId>
<version>${gson.version}</version>
</dependency>
<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>dynamodb</artifactId>
<version>2.31.23</version>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>localstack</artifactId>
<version>1.20.6</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>testcontainers</artifactId>
<version>1.20.6</version>
<scope>test</scope>
</dependency>
</dependencies>

<build>
Expand Down
1 change: 1 addition & 0 deletions aws-modules/pom.xml
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Expand Up @@ -18,6 +18,7 @@
<module>amazon-textract</module>
<module>aws-app-sync</module>
<module>aws-dynamodb</module>
<module>aws-dynamodb-v2</module>
<module>aws-lambda-modules</module>
<module>aws-miscellaneous</module>
<module>aws-reactive</module>
Expand Down