Examples with StoreVersion org.neo4j.storageengine.api.StoreVersion used on opensource projects

Example 1 with StoreVersion

use of org.neo4j.storageengine.api.StoreVersion in project neo4j by neo4j.

the class IndexConfigMigrator method needConfigMigration.

private boolean needConfigMigration(String versionToMigrateFrom, String versionToMigrateTo) {
    StoreVersion fromVersionInformation = storageEngineFactory.versionInformation(versionToMigrateFrom);
    StoreVersion toVersionInformation = storageEngineFactory.versionInformation(versionToMigrateTo);
    return !fromVersionInformation.hasCompatibleCapabilities(toVersionInformation, CapabilityType.INDEX_CONFIG);
}

Example 2 with StoreVersion

use of org.neo4j.storageengine.api.StoreVersion in project neo4j by neo4j.

the class IndexProviderMigrator method needProviderMigration.

private boolean needProviderMigration(String versionToMigrateFrom, String versionToMigrateTo) {
    StoreVersion fromVersionInformation = storageEngineFactory.versionInformation(versionToMigrateFrom);
    StoreVersion toVersionInformation = storageEngineFactory.versionInformation(versionToMigrateTo);
    return !fromVersionInformation.hasCompatibleCapabilities(toVersionInformation, CapabilityType.INDEX_PROVIDER);
}

Example 3 with StoreVersion

use of org.neo4j.storageengine.api.StoreVersion in project neo4j by neo4j.

the class SchemaIndexMigratorTest method schemaAndLabelIndexesRemovedAfterSuccessfulMigration.

@Test
void schemaAndLabelIndexesRemovedAfterSuccessfulMigration() throws IOException {
    StorageEngineFactory storageEngineFactory = mock(StorageEngineFactory.class);
    StoreVersion version = mock(StoreVersion.class);
    when(version.hasCompatibleCapabilities(any(), eq(CapabilityType.INDEX))).thenReturn(false);
    when(storageEngineFactory.versionInformation(anyString())).thenReturn(version);
    IndexImporterFactory indexImporterFactory = mock(IndexImporterFactory.class);
    IndexDirectoryStructure directoryStructure = mock(IndexDirectoryStructure.class);
    Path indexProviderRootDirectory = databaseLayout.file("just-some-directory");
    when(directoryStructure.rootDirectory()).thenReturn(indexProviderRootDirectory);
    SchemaIndexMigrator migrator = new SchemaIndexMigrator("Test migrator", fs, pageCache, directoryStructure, storageEngineFactory, true);
    when(indexProvider.getProviderDescriptor()).thenReturn(new IndexProviderDescriptor("key", "version"));
    migrator.migrate(databaseLayout, migrationLayout, progressReporter, "from", "to", indexImporterFactory);
    migrator.moveMigratedFiles(migrationLayout, databaseLayout, "from", "to");
    verify(fs).deleteRecursively(indexProviderRootDirectory);
}

Example 4 with StoreVersion

use of org.neo4j.storageengine.api.StoreVersion in project neo4j by neo4j.

the class SchemaIndexMigratorTest method shouldDeleteRelationshipIndexesAfterCrossFormatFamilyMigration.

@Test
void shouldDeleteRelationshipIndexesAfterCrossFormatFamilyMigration() throws IOException {
    // given
    IndexProviderDescriptor provider = new IndexProviderDescriptor("k", "v");
    IndexDirectoryStructure directoryStructure = directoriesByProvider(databaseLayout.databaseDirectory()).forProvider(provider);
    StorageEngineFactory storageEngineFactory = mock(StorageEngineFactory.class);
    StoreVersion fromVersion = mock(StoreVersion.class);
    StoreVersion toVersion = mock(StoreVersion.class);
    when(fromVersion.hasCompatibleCapabilities(toVersion, CapabilityType.FORMAT)).thenReturn(false);
    when(storageEngineFactory.versionInformation("from")).thenReturn(fromVersion);
    when(storageEngineFactory.versionInformation("to")).thenReturn(toVersion);
    List<SchemaRule> schemaRules = new ArrayList<>();
    schemaRules.add(forSchema(SchemaDescriptor.forLabel(1, 2, 3)).withName("n1").materialise(1L));
    schemaRules.add(forSchema(SchemaDescriptor.forRelType(5, 3)).withName("r1").materialise(2L));
    schemaRules.add(forSchema(SchemaDescriptor.fulltext(RELATIONSHIP, new int[] { 1, 2, 3 }, new int[] { 4, 5, 6 })).withName("r2").materialise(3L));
    schemaRules.add(forSchema(SchemaDescriptor.fulltext(NODE, new int[] { 1, 2, 3 }, new int[] { 4, 5, 6 })).withName("n2").materialise(4L));
    when(storageEngineFactory.loadSchemaRules(any(), any(), any(), any(), any())).thenReturn(schemaRules);
    SchemaIndexMigrator migrator = new SchemaIndexMigrator("Test migrator", fs, pageCache, directoryStructure, storageEngineFactory, false);
    // when
    migrator.migrate(databaseLayout, migrationLayout, progressReporter, "from", "to", IndexImporterFactory.EMPTY);
    migrator.moveMigratedFiles(databaseLayout, migrationLayout, "from", "to");
    // then
    verify(fs, never()).deleteRecursively(directoryStructure.directoryForIndex(1L));
    verify(fs).deleteRecursively(directoryStructure.directoryForIndex(2L));
    verify(fs).deleteRecursively(directoryStructure.directoryForIndex(3L));
    verify(fs, never()).deleteRecursively(directoryStructure.directoryForIndex(4L));
}

Example 5 with StoreVersion

use of org.neo4j.storageengine.api.StoreVersion in project neo4j by neo4j.

the class TokenIndexMigrator method migrate.

@Override
public void migrate(DatabaseLayout directoryLayout, DatabaseLayout migrationLayout, ProgressReporter progressReporter, String versionToMigrateFrom, String versionToMigrateTo, IndexImporterFactory indexImporterFactory) {
    StoreVersion fromVersion = storageEngineFactory.versionInformation(versionToMigrateFrom);
    StoreVersion toVersion = storageEngineFactory.versionInformation(versionToMigrateTo);
    deleteRelationshipTokenIndex = !fromVersion.hasCompatibleCapabilities(toVersion, CapabilityType.FORMAT);
}