[bq] refactoring & dependency upgrade

.github/workflows/spring-batch-bigquery.yml

@@ -11,13 +11,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up JDK 17
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
           java-version: 17
           cache: 'maven'
       - name: Build with Maven
         run: mvn -B package --file pom.xml
-        working-directory: spring-batch-bigquery
+        working-directory: spring-batch-bigquery

spring-batch-bigquery/README.adoc

@@ -1,12 +1,14 @@
-# spring-batch-bigquery
+= spring-batch-bigquery
 
-Spring Batch extension which contains an `ItemWriter` implementation for https://cloud.google.com/bigquery[BigQuery] based on https://github.com/googleapis/java-bigquery[Java BigQuery]. It supports writing https://en.wikipedia.org/wiki/Comma-separated_values[CSV], https://en.wikipedia.org/wiki/JSON[JSON] using https://cloud.google.com/bigquery/docs/batch-loading-data[load jobs].
+Spring Batch extension which contains an `ItemWriter` implementation for https://cloud.google.com/bigquery[BigQuery] based on https://github.com/googleapis/java-bigquery[Java BigQuery].
+It supports writing https://en.wikipedia.org/wiki/Comma-separated_values[CSV], https://en.wikipedia.org/wiki/JSON[JSON] using https://cloud.google.com/bigquery/docs/batch-loading-data[load jobs].
 
-## Configuration of `BigQueryCsvItemWriter`
+== Configuration of `BigQueryCsvItemWriter`
 
 Next to the https://docs.spring.io/spring-batch/reference/html/configureJob.html[configuration of Spring Batch] one needs to configure the `BigQueryCsvItemWriter`.
 
-```javaBigQueryCsv
+[source,java]
+----
 @Bean
 BigQueryCsvItemWriter<MyDto> bigQueryCsvWriter() {
     WriteChannelConfiguration writeConfiguration = WriteChannelConfiguration
@@ -20,19 +22,19 @@ BigQueryCsvItemWriter<MyDto> bigQueryCsvWriter() {
         .writeChannelConfig(writeConfiguration)
         .build();
 }
-```
+----
 
 Additional examples could be found in https://github.com/spring-projects/spring-batch-extensions/blob/main/spring-batch-bigquery/src/test/java/org/springframework/batch/extensions/bigquery/writer/builder/[here].
 
-## Configuration properties
+== Configuration properties
 [cols="1,1,4"]
-.Properties for item writer
+.Properties for an item writer
 |===
 | Property | Required | Description
 
 | `bigQuery` | yes | BigQuery object that provided by BigQuery Java Library. Responsible for connection with BigQuery.
 | `writeChannelConfig` | yes | BigQuery write channel config provided by BigQuery Java Library. Responsible for configuring data type, data channel, jobs that will be sent to BigQuery.
-| `rowMapper` | no | Your own converter that specifies how to convert input CSV / JSON to byte array.
-| `datasetInfo` | no | Your way to customize to how to create BigQuery dataset.
+| `rowMapper` | no | Your own converter that specifies how to convert input CSV / JSON to a byte array.
+| `datasetInfo` | no | Your way to customize how to create BigQuery dataset.
 | `jobConsumer` | no | Your custom handler for BigQuery Job provided by BigQuery Java Library.
-|===
+|===

spring-batch-bigquery/pom.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2002-2023 the original author or authors.
+  ~ Copyright 2002-2024 the original author or authors.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
@@ -13,7 +13,9 @@
   ~ 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.
-  --><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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  --><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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <modelVersion>4.0.0</modelVersion>
 
@@ -51,50 +53,45 @@
 
         <!-- Dependent on Spring Batch core -->
         <java.version>17</java.version>
-        <logback.version>1.4.14</logback.version>
+        <logback.version>1.5.7</logback.version>
     </properties>
 
     <dependencies>
         <dependency>
             <groupId>org.springframework.batch</groupId>
             <artifactId>spring-batch-core</artifactId>
-            <version>5.1.0</version>
+            <version>5.1.2</version>
         </dependency>
 
         <dependency>
             <groupId>com.google.cloud</groupId>
             <artifactId>google-cloud-bigquery</artifactId>
-            <version>2.35.0</version>
+            <version>2.42.0</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-csv</artifactId>
-            <version>2.16.0</version>
+            <version>2.17.2</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.14.0</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-collections4</artifactId>
-            <version>4.4</version>
+            <version>3.16.0</version>
         </dependency>
 
 
         <!-- Test Dependencies -->
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>
-            <version>5.10.1</version>
+            <version>5.11.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.8.0</version>
+            <version>5.12.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -112,7 +109,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>2.0.9</version>
+            <version>2.0.16</version>
             <scope>test</scope>
         </dependency>
 
@@ -125,7 +122,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.11.0</version>
+                <version>3.13.0</version>
                 <configuration>
                     <source>${java.version}</source>
                     <target>${java.version}</target>
@@ -136,7 +133,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.2.2</version>
+                <version>3.3.1</version>
                 <configuration>
                     <includes>
                         <!-- Integration tests are omitted because they are designed to be run locally -->
@@ -149,7 +146,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.6.3</version>
+                <version>3.8.0</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -162,7 +159,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.3.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -175,4 +172,4 @@
         </plugins>
     </build>
 
-</project>
+</project>

spring-batch-bigquery/src/main/java/org/springframework/batch/extensions/bigquery/reader/BigQueryQueryItemReader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,7 +27,6 @@
 import org.springframework.util.Assert;
 
 import java.util.Iterator;
-import java.util.Objects;
 
 /**
  * BigQuery {@link ItemReader} that accepts simple query as the input.
@@ -37,7 +36,7 @@
  * <p>
  * Also, worth mentioning that you should take into account concurrency limits.
  * <p>
- * Results of this query by default are stored in a shape of temporary table.
+ * Results of this query by default are stored in the shape of a temporary table.
  *
  * @param <T> your DTO type
  * @author Volodymyr Perebykivskyi
@@ -84,7 +83,7 @@ public void setJobConfiguration(QueryJobConfiguration jobConfiguration) {
 
     @Override
     public T read() throws Exception {
-        if (Objects.isNull(iterator)) {
+        if (iterator == null) {
             doOpen();
         }
 
@@ -109,4 +108,4 @@ public void afterPropertiesSet() {
         Assert.notNull(this.jobConfiguration, "Job configuration must be provided");
     }
 
-}
+}

spring-batch-bigquery/src/main/java/org/springframework/batch/extensions/bigquery/reader/builder/BigQueryQueryItemReaderBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,8 +24,6 @@
 import org.springframework.core.convert.converter.Converter;
 import org.springframework.util.Assert;
 
-import java.util.Objects;
-
 /**
  * A builder for {@link BigQueryQueryItemReader}.
  *
@@ -70,7 +68,7 @@ public BigQueryQueryItemReaderBuilder<T> query(String query) {
     }
 
     /**
-     * Row mapper which transforms single BigQuery row into desired type.
+     * Row mapper which transforms single BigQuery row into a desired type.
      *
      * @param rowMapper your row mapper
      * @return {@link BigQueryQueryItemReaderBuilder}
@@ -94,7 +92,7 @@ public BigQueryQueryItemReaderBuilder<T> jobConfiguration(QueryJobConfiguration
     }
 
     /**
-     * Please do not forget about {@link BigQueryQueryItemReader#afterPropertiesSet()}.
+     * Please remember about {@link BigQueryQueryItemReader#afterPropertiesSet()}.
      *
      * @return {@link BigQueryQueryItemReader}
      */
@@ -104,14 +102,14 @@ public BigQueryQueryItemReader<T> build() {
         reader.setBigQuery(this.bigQuery);
         reader.setRowMapper(this.rowMapper);
 
-        if (Objects.nonNull(this.jobConfiguration)) {
-            reader.setJobConfiguration(this.jobConfiguration);
-        } else {
+        if (this.jobConfiguration == null) {
             Assert.isTrue(StringUtils.isNotBlank(this.query), "No query provided");
             reader.setJobConfiguration(QueryJobConfiguration.newBuilder(this.query).build());
+        } else {
+            reader.setJobConfiguration(this.jobConfiguration);
         }
 
         return reader;
     }
 
-}
+}

spring-batch-bigquery/src/main/java/org/springframework/batch/extensions/bigquery/writer/BigQueryBaseItemWriter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -54,6 +54,7 @@ public abstract class BigQueryBaseItemWriter<T> implements ItemWriter<T> {
 
     /** Logger that can be reused */
     protected final Log logger = LogFactory.getLog(getClass());
+
     private final AtomicLong bigQueryWriteCounter = new AtomicLong();
 
     /**
@@ -77,7 +78,7 @@ public abstract class BigQueryBaseItemWriter<T> implements ItemWriter<T> {
 
 
     /**
-     * Fetches table from provided configuration.
+     * Fetches table from the provided configuration.
      *
      * @return {@link Table} that is described in {@link BigQueryBaseItemWriter#writeChannelConfig}
      */
@@ -123,7 +124,7 @@ public void setBigQuery(BigQuery bigQuery) {
 
     @Override
     public void write(Chunk<? extends T> chunk) throws Exception {
-        if (BooleanUtils.isFalse(chunk.isEmpty())) {
+        if (!chunk.isEmpty()) {
             List<? extends T> items = chunk.getItems();
             doInitializeProperties(items);
 
@@ -147,8 +148,8 @@ private ByteBuffer mapDataToBigQueryFormat(List<? extends T> items) throws IOExc
             }
 
             /*
-             * It is extremely important to create larger ByteBuffer,
-             * if you call TableDataWriteChannel too many times, it leads to BigQuery exceptions.
+             * It is extremely important to create larger ByteBuffer.
+             * If you call TableDataWriteChannel too many times, it leads to BigQuery exceptions.
              */
             byteBuffer = ByteBuffer.wrap(outputStream.toByteArray());
         }
@@ -170,9 +171,9 @@ private void doWriteDataToBigQuery(ByteBuffer byteBuffer) throws IOException {
         finally {
             String logMessage = "Write operation submitted: " + bigQueryWriteCounter.incrementAndGet();
 
-            if (Objects.nonNull(writeChannel)) {
+            if (writeChannel != null) {
                 logMessage += " -- Job ID: " + writeChannel.getJob().getJobId().getJob();
-                if (Objects.nonNull(this.jobConsumer)) {
+                if (this.jobConsumer != null) {
                     this.jobConsumer.accept(writeChannel.getJob());
                 }
             }
@@ -212,7 +213,7 @@ protected void baseAfterPropertiesSet(Supplier<Void> formatSpecificChecks) {
         Assert.notNull(this.writeChannelConfig.getFormat(), "Data format must be provided");
 
         String dataset = this.writeChannelConfig.getDestinationTable().getDataset();
-        if (Objects.isNull(this.datasetInfo)) {
+        if (this.datasetInfo == null) {
             this.datasetInfo = DatasetInfo.newBuilder(dataset).build();
         }
 
@@ -228,13 +229,11 @@ private void createDataset() {
         TableId tableId = this.writeChannelConfig.getDestinationTable();
         String datasetToCheck = tableId.getDataset();
 
-        if (Objects.nonNull(datasetToCheck)) {
+        if (datasetToCheck != null) {
             Dataset foundDataset = this.bigQuery.getDataset(datasetToCheck);
 
-            if (Objects.isNull(foundDataset)) {
-                if (Objects.nonNull(this.datasetInfo)) {
-                    this.bigQuery.create(this.datasetInfo);
-                }
+            if (foundDataset == null && this.datasetInfo != null) {
+                this.bigQuery.create(this.datasetInfo);
             }
         }
     }
@@ -264,7 +263,7 @@ private boolean isDatastore() {
     }
 
     /**
-     * Schema can be computed on BigQuery side during upload,
+     * Schema can be computed on the BigQuery side during upload,
      * so it is good to know when schema is supplied by user manually.
      *
      * @param table BigQuery table
@@ -287,12 +286,12 @@ protected boolean tableHasDefinedSchema(Table table) {
     protected abstract void doInitializeProperties(List<? extends T> items);
 
     /**
-     * Converts chunk into byte array.
+     * Converts chunk into a byte array.
      * Each data type should be converted with respect to its specification.
      *
      * @param items current chunk
      * @return {@link List<byte[]>} converted list of byte arrays
      */
     protected abstract List<byte[]> convertObjectsToByteArrays(List<? extends T> items);
 
-}
+}