fix: getDouble in read API path (#2919)

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Fixes #2905 ☕️

README.md

@@ -60,13 +60,13 @@ implementation 'com.google.cloud:google-cloud-bigquery'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-bigquery:2.33.0'
+implementation 'com.google.cloud:google-cloud-bigquery:2.33.1'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-bigquery" % "2.33.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-bigquery" % "2.33.1"
 ```
 <!-- {x-version-update-end} -->
 
@@ -351,7 +351,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-bigquery/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-bigquery.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-bigquery/2.33.0
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-bigquery/2.33.1
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles

google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/BigQueryResultImpl.java

@@ -337,7 +337,7 @@ public double getDouble(String fieldName) throws SQLException {
           throw new SQLException(String.format("Field %s not found", fieldName));
         }
         Object curVal = curRow.get(fieldName);
-        return curVal == null ? 0.0d : ((BigDecimal) curVal).doubleValue();
+        return curVal == null ? 0.0d : new BigDecimal(curVal.toString()).doubleValue();
       }
     }
 

google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java

@@ -3230,7 +3230,7 @@ public void testReadAPIIterationAndOrderAsync()
       throws SQLException, ExecutionException,
           InterruptedException { // use read API to read 300K records and check the order
     String query =
-        "SELECT date, county, state_name, confirmed_cases, deaths FROM "
+        "SELECT date, county, state_name, confirmed_cases, deaths / 10 FROM "
             + TABLE_ID_LARGE.getTable()
             + " where date is not null and county is not null and state_name is not null order by confirmed_cases asc limit 300000";
 
@@ -3255,7 +3255,8 @@ public void testReadAPIIterationAndOrderAsync()
       assertNotNull(rs.getString(1));
       assertNotNull(rs.getString(2));
       assertTrue(rs.getInt(3) >= 0);
-      assertTrue(rs.getInt(4) >= 0);
+      assertTrue(rs.getDouble(3) >= 0);
+      assertTrue(rs.getDouble(4) >= 0);
 
       // check if the records are sorted
       assertTrue(rs.getInt(3) >= lasConfirmedCases);