fix/MNT-18001_ignore_version_label_in_metadata (#28)

MNT-18001: Presence of versionLabel in metadata file throws error in bulk importer
   - remove versionLabel property from the list of properties loaded from metadata files
   - add tests for bulkimport file with versionLabel present in metadata files

src/main/java/org/alfresco/repo/bulkimport/metadataloaders/XmlPropertiesFileMetadataLoader.java

@@ -33,8 +33,11 @@ import java.io.Serializable;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 import java.util.Properties;
+import java.util.Set;
 
 import org.alfresco.repo.bulkimport.MetadataLoader;
 import org.alfresco.repo.bulkimport.impl.FileUtils;
@@ -97,6 +100,15 @@ public final class XmlPropertiesFileMetadataLoader extends AbstractMapBasedMetad
 {
     private final static Log log = LogFactory.getLog(XmlPropertiesFileMetadataLoader.class);
     private final static String METADATA_FILE_EXTENSION = "properties.xml";
+    // MNT-18001
+    // list of properties to be ignored from the metadata files
+    private final Set<String> protectedProperties = new HashSet<>();
+
+    public void setProtectedProperties(List<String> protectedProperties)
+    {
+        this.protectedProperties.clear();
+        this.protectedProperties.addAll(protectedProperties);
+    }
     
     public XmlPropertiesFileMetadataLoader(final ServiceRegistry serviceRegistry)
     {
@@ -121,6 +133,9 @@ public final class XmlPropertiesFileMetadataLoader extends AbstractMapBasedMetad
             Properties props = new Properties();
             props.loadFromXML(new BufferedInputStream(Files.newInputStream(metadataFile)));
             result = new HashMap<String,Serializable>((Map)props);
+
+            // MNT-18001
+            removeProtectedProperties(result);
         }
         catch (final IOException ioe)
         {
@@ -130,4 +145,13 @@ public final class XmlPropertiesFileMetadataLoader extends AbstractMapBasedMetad
         return(result);
     }
 
+    /**
+     * Removes protected properties from the map supplied
+     *
+     * @param props Map with the properties from metadata file
+     */
+    private void removeProtectedProperties(Map<String,Serializable> props)
+    {
+        props.keySet().removeAll(protectedProperties);
+    }
 }

src/main/resources/alfresco/bulk-import-context.xml

@@ -28,6 +28,11 @@
         class="org.alfresco.repo.bulkimport.metadataloaders.XmlPropertiesFileMetadataLoader"
         lazy-init="true">
     <constructor-arg index="0" ref="ServiceRegistry" />
+    <property name="protectedProperties">
+      <list>
+        <value>cm:versionLabel</value>
+      </list>
+    </property>
   </bean>
 
   <bean id="bfsiContentDataFactory" class="org.alfresco.repo.bulkimport.impl.FilesystemContentDataFactory">

src/test/java/org/alfresco/repo/bulkimport/impl/BulkImportTest.java

@@ -699,6 +699,39 @@ public class BulkImportTest extends AbstractBulkImportTests
          Files.deleteIfExists(dest);
     }
 
+    /**
+     * MNT-18001: Presence of versionLabel in metadata file throws error in bulk importer
+     */
+    @Test
+    public void testImportFilesWithVersionLabel() throws Throwable
+    {
+        txn = transactionService.getUserTransaction();
+        txn.begin();
+
+        // Get metadata file with versionLabel property
+        NodeRef folderNode = topLevelFolder.getNodeRef();
+        NodeImporter nodeImporter = streamingNodeImporterFactory.getNodeImporter(ResourceUtils.getFile("classpath:bulkimport6"));
+
+        // Set parameters for bulk import: Target space, Disable rule processing, Replace existing files, Batch size:1, Number of threads:1
+        BulkImportParameters bulkImportParameters = new BulkImportParameters();
+        bulkImportParameters.setTarget(folderNode);
+        bulkImportParameters.setDisableRulesService(true);
+        bulkImportParameters.setExistingFileMode(BulkImportParameters.ExistingFileMode.REPLACE);
+        bulkImportParameters.setBatchSize(1);
+        bulkImportParameters.setNumThreads(1);
+
+        bulkImporter.bulkImport(bulkImportParameters, nodeImporter);
+
+        List<FileInfo> files = getFiles(folderNode, null);
+        assertNotNull(files);
+        FileInfo file = files.get(0);
+        assertNotNull(file);
+
+        VersionHistory history = versionService.getVersionHistory(file.getNodeRef());
+        assertEquals(1, bulkImporter.getStatus().getNumberOfContentNodesCreated());
+        assertEquals("Imported file should have 3 versions:", 3, history.getAllVersions().size());
+    }
+
     /**
      * Simplifies calling {@ResourceUtils.getFile} so that a {@link RuntimeException}
      * is thrown rather than a checked {@link FileNotFoundException} exception.

src/test/resources/bulkimport6/doc.xlsx.metadata.properties.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
+<properties>
+	<entry key="type">cm:content</entry>
+	<entry key="aspects">cm:versionable,cm:titled,cm:auditable,sys:referenceable,sys:localized,cm:author</entry>
+	<entry key="cm:creator">admin</entry>
+	<entry key="cm:autoVersion">true</entry>
+	<entry key="cm:title"></entry>
+	<entry key="cm:modifier">admin</entry>
+	<entry key="cm:versionType">MAJOR</entry>
+	<entry key="cm:created">2017-02-24T01:17:47.670-05:00</entry>
+	<entry key="cm:versionLabel">23.0</entry>
+	<entry key="cm:autoVersionOnUpdateProps">false</entry>
+	<entry key="sys:store-protocol">workspace</entry>
+	<entry key="sys:store-identifier">SpacesStore</entry>
+	<entry key="cm:description"></entry>
+	<entry key="cm:name">doc.xlsx</entry>
+	<entry key="cm:author">admin</entry>
+	<entry key="cm:initialVersion">true</entry>
+	<entry key="sys:locale">en_GB</entry>
+	<entry key="cm:modified">2017-02-24T01:25:19.626-05:00</entry>
+</properties>

src/test/resources/bulkimport6/doc.xlsx.metadata.properties.xml.v1

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
+<properties>
+	<entry key="type">cm:content</entry>
+	<entry key="aspects">cm:versionable,cm:titled,cm:auditable,sys:referenceable,sys:localized,cm:author</entry>
+	<entry key="cm:creator">admin</entry>
+	<entry key="cm:autoVersion">true</entry>
+	<entry key="cm:title"></entry>
+	<entry key="cm:modifier">admin</entry>
+	<entry key="cm:versionType">MAJOR</entry>
+	<entry key="cm:created">2017-02-24T01:17:47.670-05:00</entry>
+	<entry key="cm:versionLabel">23.1</entry>
+	<entry key="cm:autoVersionOnUpdateProps">false</entry>
+	<entry key="sys:store-protocol">workspace</entry>
+	<entry key="sys:store-identifier">SpacesStore</entry>
+	<entry key="cm:description"></entry>
+	<entry key="cm:name">doc.xlsx</entry>
+	<entry key="cm:author">admin</entry>
+	<entry key="cm:initialVersion">true</entry>
+	<entry key="sys:locale">en_GB</entry>
+	<entry key="cm:modified">2017-02-24T01:17:48.858-05:00</entry>
+</properties>

src/test/resources/bulkimport6/doc.xlsx.metadata.properties.xml.v2

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
+<properties>
+	<entry key="type">cm:content</entry>
+	<entry key="aspects">cm:versionable,cm:titled,cm:auditable,sys:referenceable,sys:localized,cm:author</entry>
+	<entry key="cm:creator">admin</entry>
+	<entry key="cm:autoVersion">true</entry>
+	<entry key="cm:title"></entry>
+	<entry key="cm:modifier">admin</entry>
+	<entry key="cm:versionType">MAJOR</entry>
+	<entry key="cm:created">2017-02-24T01:17:47.670-05:00</entry>
+	<entry key="cm:versionLabel">23.2</entry>
+	<entry key="cm:autoVersionOnUpdateProps">false</entry>
+	<entry key="sys:store-protocol">workspace</entry>
+	<entry key="sys:store-identifier">SpacesStore</entry>
+	<entry key="cm:description"></entry>
+	<entry key="cm:name">doc.xlsx</entry>
+	<entry key="cm:author">admin</entry>
+	<entry key="cm:initialVersion">true</entry>
+	<entry key="sys:locale">en_GB</entry>
+	<entry key="cm:modified">2017-02-24T01:22:37.661-05:00</entry>
+</properties>