Modularize dataset

(not working due to collision with arrow-c-data for the location of the native lib)

java/dataset/pom.xml

@@ -47,6 +47,10 @@
             <artifactId>arrow-c-data</artifactId>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>org.immutables</groupId>
+            <artifactId>value</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.apache.arrow</groupId>
             <artifactId>arrow-memory-netty</artifactId>
@@ -161,6 +165,15 @@
         </resources>
 
         <plugins>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <enableAssertions>false</enableAssertions>
+                    <systemPropertyVariables>
+                        <arrow.test.dataRoot>${project.basedir}/../../testing/data</arrow.test.dataRoot>
+                    </systemPropertyVariables>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.xolstice.maven.plugins</groupId>
                 <artifactId>protobuf-maven-plugin</artifactId>

java/dataset/src/main/java/module-info.java

@@ -0,0 +1,29 @@
+/*
+
+ * 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.
+ */
+
+open module org.apache.arrow.dataset {
+  exports org.apache.arrow.dataset.file;
+  exports org.apache.arrow.dataset.source;
+  exports org.apache.arrow.dataset.jni;
+  exports org.apache.arrow.dataset.substrait;
+  exports org.apache.arrow.dataset.scanner;
+
+  requires org.apache.arrow.c;
+  requires org.apache.arrow.memory.core;
+  requires org.apache.arrow.vector;
+}