[MDEP-777] String index out of range when using FlattenFileMapper

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 3.2.0
• Fix Version/s: waiting-for-feedback
• Component/s: unpack
• Assignee: Unassigned
• Reporter: Lieven Cardoen
• Created: 05/Nov/21 14:08
• Updated: 23/Nov/22 20:57

Description

When using FlattenFileMapper I'm getting a String index out of range 0

If I comment out the FileMappers then everything runs fine.

<plugin>
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-dependency-plugin</artifactId>
  <version>3.2.0</version>
  <executions>
    <!-- Retrieve databases -->
    <execution>
      <id>copy-databases-to-dbf-folder</id>
      <phase>install</phase>
      <goals>
        <goal>unpack</goal>
      </goals>
      <configuration>
        <artifactItems>
          <artifactItem>
            <groupId>be.mips.appl.database</groupId>
            <artifactId>${db.variant}-db-oe${oe.major.version}-${os.classifier}</artifactId>
            <version>${be.mips.appl.database.version}</version>
            <type>zip</type>
            <overWrite>true</overWrite>
            <!-- Next fileMapper should get rid of the folders schema_holder and slq_scripts when extracting the artifact -->
            <fileMappers>
              <fileMapper implementation="org.codehaus.plexus.components.io.filemappers.FlattenFileMapper"/>
            </fileMappers>
          </artifactItem>
          <artifactItem>
            <groupId>be.mips.appl.database</groupId>
            <artifactId>name-db-oe${oe.major.version}-${os.classifier}</artifactId>
            <version>${be.mips.appl.database.version}</version>
            <type>zip</type>
            <overWrite>true</overWrite>
          </artifactItem>
        </artifactItems>
        <includes>**/*</includes>
        <outputDirectory>${custom.build.directory}/dbf</outputDirectory>
        <overWriteReleases>true</overWriteReleases>
        <overWriteSnapshots>true</overWriteSnapshots>
      </configuration>
    </execution>
  </executions>
</plugin>

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-dependency-plugin:3.2.0:unpack (copy-databases-to-dbf-folder) on project build-appl: Execution copy-databases-to-dbf-folder of goal org.apache.maven.plugins:maven-dependency-plugin:3.2.0:unpack failed: String index out of range: 0 -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException

 The ZIP contains two folders with files in both of the folders. So no empty folders.