malthe commented on code in PR #6941: URL: https://github.com/apache/nifi/pull/6941#discussion_r1131485392
########## nifi-nar-bundles/nifi-azure-bundle/nifi-azure-processors/src/main/java/org/apache/nifi/processors/azure/storage/CopyAzureBlobStorage_v12.java: ########## @@ -0,0 +1,330 @@ +/* + * 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. + */ +package org.apache.nifi.processors.azure.storage; + +import com.azure.core.credential.AccessToken; +import com.azure.core.credential.TokenCredential; +import com.azure.core.credential.TokenRequestContext; +import com.azure.core.http.HttpAuthorization; +import com.azure.core.http.HttpClient; +import com.azure.core.http.rest.Response; +import com.azure.core.util.Context; +import com.azure.identity.ClientSecretCredential; +import com.azure.identity.ClientSecretCredentialBuilder; +import com.azure.identity.ManagedIdentityCredential; +import com.azure.identity.ManagedIdentityCredentialBuilder; +import com.azure.storage.blob.BlobClient; +import com.azure.storage.blob.BlobContainerClient; +import com.azure.storage.blob.BlobServiceClient; +import com.azure.storage.blob.models.BlobProperties; +import com.azure.storage.blob.models.BlobRange; +import com.azure.storage.blob.models.BlobRequestConditions; +import com.azure.storage.blob.models.BlockBlobItem; +import com.azure.storage.blob.options.BlobUploadFromUrlOptions; +import com.azure.storage.blob.options.BlockBlobCommitBlockListOptions; +import com.azure.storage.blob.options.BlockBlobStageBlockFromUrlOptions; +import com.azure.storage.blob.sas.BlobContainerSasPermission; +import com.azure.storage.blob.sas.BlobServiceSasSignatureValues; +import com.azure.storage.blob.specialized.BlockBlobClient; +import org.apache.nifi.annotation.behavior.InputRequirement; +import org.apache.nifi.annotation.behavior.InputRequirement.Requirement; +import org.apache.nifi.annotation.behavior.WritesAttribute; +import org.apache.nifi.annotation.behavior.WritesAttributes; +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.SeeAlso; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.annotation.lifecycle.OnScheduled; +import org.apache.nifi.annotation.lifecycle.OnStopped; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.expression.ExpressionLanguageScope; +import org.apache.nifi.flowfile.FlowFile; +import org.apache.nifi.processor.ProcessContext; +import org.apache.nifi.processor.ProcessSession; +import org.apache.nifi.processor.exception.ProcessException; +import org.apache.nifi.processor.util.StandardValidators; +import org.apache.nifi.processors.azure.storage.utils.AzureStorageUtils; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsDetails_v12; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsService_v12; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsType; +import reactor.core.publisher.Mono; + +import java.io.IOException; +import java.text.DecimalFormat; +import java.time.OffsetDateTime; +import java.time.ZoneOffset; +import java.time.temporal.ChronoUnit; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Base64; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.Optional; + +import static com.azure.storage.blob.specialized.BlockBlobClient.MAX_STAGE_BLOCK_BYTES_LONG; +import static com.azure.storage.blob.specialized.BlockBlobClient.MAX_UPLOAD_BLOB_BYTES_LONG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_BLOBNAME; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_BLOBTYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_CONTAINER; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_ERROR_CODE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_ETAG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_IGNORED; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_LANG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_LENGTH; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_MIME_TYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_PRIMARY_URI; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_TIMESTAMP; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_BLOBNAME; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_BLOBTYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_CONTAINER; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_ERROR_CODE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_ETAG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_IGNORED; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_LANG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_LENGTH; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_MIME_TYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_PRIMARY_URI; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_TIMESTAMP; + +@Tags({"azure", "microsoft", "cloud", "storage", "blob"}) +@SeeAlso({ListAzureBlobStorage_v12.class, FetchAzureBlobStorage_v12.class, DeleteAzureBlobStorage_v12.class}) +@CapabilityDescription("Copies a blob in Azure Blob Storage from one account/container to another. The processor uses Azure Blob Storage client library v12.") +@InputRequirement(Requirement.INPUT_REQUIRED) +@WritesAttributes({@WritesAttribute(attribute = ATTR_NAME_CONTAINER, description = ATTR_DESCRIPTION_CONTAINER), + @WritesAttribute(attribute = ATTR_NAME_BLOBNAME, description = ATTR_DESCRIPTION_BLOBNAME), + @WritesAttribute(attribute = ATTR_NAME_PRIMARY_URI, description = ATTR_DESCRIPTION_PRIMARY_URI), + @WritesAttribute(attribute = ATTR_NAME_ETAG, description = ATTR_DESCRIPTION_ETAG), + @WritesAttribute(attribute = ATTR_NAME_BLOBTYPE, description = ATTR_DESCRIPTION_BLOBTYPE), + @WritesAttribute(attribute = ATTR_NAME_MIME_TYPE, description = ATTR_DESCRIPTION_MIME_TYPE), + @WritesAttribute(attribute = ATTR_NAME_LANG, description = ATTR_DESCRIPTION_LANG), + @WritesAttribute(attribute = ATTR_NAME_TIMESTAMP, description = ATTR_DESCRIPTION_TIMESTAMP), + @WritesAttribute(attribute = ATTR_NAME_LENGTH, description = ATTR_DESCRIPTION_LENGTH), + @WritesAttribute(attribute = ATTR_NAME_ERROR_CODE, description = ATTR_DESCRIPTION_ERROR_CODE), + @WritesAttribute(attribute = ATTR_NAME_IGNORED, description = ATTR_DESCRIPTION_IGNORED)}) +public class CopyAzureBlobStorage_v12 extends PutAzureBlobStorage_v12 { + private final static int GENERATE_SAS_EXPIRY_HOURS = 24; + + public static final PropertyDescriptor COPY_FROM_STORAGE_CREDENTIALS_SERVICE = new PropertyDescriptor.Builder() + .name("copy-from-storage-credentials-service") + .displayName("Copy From Storage Credentials") + .description("Controller Service used to obtain Azure Blob Storage Credentials to read blob data ") + .identifiesControllerService(AzureStorageCredentialsService_v12.class) + .required(true) + .build(); + + public static final PropertyDescriptor COPY_FROM_CONTAINER = new PropertyDescriptor.Builder() + .name("copy-from-container-name") + .displayName("Copy From Container Name") + .description("If specified, copy from the specific container instead of using FlowFile content.") + .addValidator(StandardValidators.NON_EMPTY_VALIDATOR) + .expressionLanguageSupported(ExpressionLanguageScope.FLOWFILE_ATTRIBUTES) + .required(false) + .dependsOn(COPY_FROM_STORAGE_CREDENTIALS_SERVICE) + .build(); + + public static final PropertyDescriptor COPY_FROM_BLOB_NAME = new PropertyDescriptor.Builder() + .name("copy-from-blob-name") + .displayName("Copy From Blob Name") + .expressionLanguageSupported(ExpressionLanguageScope.FLOWFILE_ATTRIBUTES) + .required(false) + .addValidator(StandardValidators.NON_BLANK_VALIDATOR) + .description("If specified, copy from the specified blob name instead of using FlowFile content.") + .dependsOn(COPY_FROM_STORAGE_CREDENTIALS_SERVICE) + .build(); + + private static final List<PropertyDescriptor> PROPERTIES = Collections.unmodifiableList(Arrays.asList( + STORAGE_CREDENTIALS_SERVICE, + AzureStorageUtils.CONTAINER, + CREATE_CONTAINER, + CONFLICT_RESOLUTION, + BLOB_NAME, + COPY_FROM_STORAGE_CREDENTIALS_SERVICE, + COPY_FROM_CONTAINER, + COPY_FROM_BLOB_NAME, + AzureStorageUtils.PROXY_CONFIGURATION_SERVICE + )); + + @Override + protected List<PropertyDescriptor> getSupportedPropertyDescriptors() { + return PROPERTIES; + } + + private BlobServiceClient fromStorageClient; + + @OnScheduled + public void onScheduled(ProcessContext context) { + super.onScheduled(context); + final AzureStorageCredentialsService_v12 credentialsService = getCopyFromCredentialsService(context); + if (credentialsService != null) { + final HttpClient nettyClient = createHttpClient(context); + fromStorageClient = createFromStorageClient(nettyClient, credentialsService); + } + } + + @OnStopped + public void onStopped() { + super.onStopped(); + fromStorageClient = null; + } + + private BlobServiceClient createFromStorageClient(final HttpClient nettyClient, final AzureStorageCredentialsService_v12 credentialsService) { + return createStorageClient(nettyClient, credentialsService); + } + + private BlobServiceClient getFromStorageClient() { + return fromStorageClient; + } + + private static AzureStorageCredentialsService_v12 getCopyFromCredentialsService(ProcessContext context) { + return context.getProperty(COPY_FROM_STORAGE_CREDENTIALS_SERVICE).asControllerService(AzureStorageCredentialsService_v12.class); + } + + protected Map<String, String> putBlob(ProcessSession session, Review Comment: No, in both classes, `putBlob` is actually putting the blob – but I also don't like the name; it's more like "doIt" or "executeBlobOperation". ########## nifi-nar-bundles/nifi-azure-bundle/nifi-azure-processors/src/main/java/org/apache/nifi/processors/azure/storage/CopyAzureBlobStorage_v12.java: ########## @@ -0,0 +1,330 @@ +/* + * 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. + */ +package org.apache.nifi.processors.azure.storage; + +import com.azure.core.credential.AccessToken; +import com.azure.core.credential.TokenCredential; +import com.azure.core.credential.TokenRequestContext; +import com.azure.core.http.HttpAuthorization; +import com.azure.core.http.HttpClient; +import com.azure.core.http.rest.Response; +import com.azure.core.util.Context; +import com.azure.identity.ClientSecretCredential; +import com.azure.identity.ClientSecretCredentialBuilder; +import com.azure.identity.ManagedIdentityCredential; +import com.azure.identity.ManagedIdentityCredentialBuilder; +import com.azure.storage.blob.BlobClient; +import com.azure.storage.blob.BlobContainerClient; +import com.azure.storage.blob.BlobServiceClient; +import com.azure.storage.blob.models.BlobProperties; +import com.azure.storage.blob.models.BlobRange; +import com.azure.storage.blob.models.BlobRequestConditions; +import com.azure.storage.blob.models.BlockBlobItem; +import com.azure.storage.blob.options.BlobUploadFromUrlOptions; +import com.azure.storage.blob.options.BlockBlobCommitBlockListOptions; +import com.azure.storage.blob.options.BlockBlobStageBlockFromUrlOptions; +import com.azure.storage.blob.sas.BlobContainerSasPermission; +import com.azure.storage.blob.sas.BlobServiceSasSignatureValues; +import com.azure.storage.blob.specialized.BlockBlobClient; +import org.apache.nifi.annotation.behavior.InputRequirement; +import org.apache.nifi.annotation.behavior.InputRequirement.Requirement; +import org.apache.nifi.annotation.behavior.WritesAttribute; +import org.apache.nifi.annotation.behavior.WritesAttributes; +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.SeeAlso; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.annotation.lifecycle.OnScheduled; +import org.apache.nifi.annotation.lifecycle.OnStopped; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.expression.ExpressionLanguageScope; +import org.apache.nifi.flowfile.FlowFile; +import org.apache.nifi.processor.ProcessContext; +import org.apache.nifi.processor.ProcessSession; +import org.apache.nifi.processor.exception.ProcessException; +import org.apache.nifi.processor.util.StandardValidators; +import org.apache.nifi.processors.azure.storage.utils.AzureStorageUtils; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsDetails_v12; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsService_v12; +import org.apache.nifi.services.azure.storage.AzureStorageCredentialsType; +import reactor.core.publisher.Mono; + +import java.io.IOException; +import java.text.DecimalFormat; +import java.time.OffsetDateTime; +import java.time.ZoneOffset; +import java.time.temporal.ChronoUnit; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Base64; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.Optional; + +import static com.azure.storage.blob.specialized.BlockBlobClient.MAX_STAGE_BLOCK_BYTES_LONG; +import static com.azure.storage.blob.specialized.BlockBlobClient.MAX_UPLOAD_BLOB_BYTES_LONG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_BLOBNAME; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_BLOBTYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_CONTAINER; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_ERROR_CODE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_ETAG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_IGNORED; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_LANG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_LENGTH; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_MIME_TYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_PRIMARY_URI; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_DESCRIPTION_TIMESTAMP; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_BLOBNAME; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_BLOBTYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_CONTAINER; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_ERROR_CODE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_ETAG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_IGNORED; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_LANG; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_LENGTH; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_MIME_TYPE; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_PRIMARY_URI; +import static org.apache.nifi.processors.azure.storage.utils.BlobAttributes.ATTR_NAME_TIMESTAMP; + +@Tags({"azure", "microsoft", "cloud", "storage", "blob"}) +@SeeAlso({ListAzureBlobStorage_v12.class, FetchAzureBlobStorage_v12.class, DeleteAzureBlobStorage_v12.class}) +@CapabilityDescription("Copies a blob in Azure Blob Storage from one account/container to another. The processor uses Azure Blob Storage client library v12.") +@InputRequirement(Requirement.INPUT_REQUIRED) +@WritesAttributes({@WritesAttribute(attribute = ATTR_NAME_CONTAINER, description = ATTR_DESCRIPTION_CONTAINER), + @WritesAttribute(attribute = ATTR_NAME_BLOBNAME, description = ATTR_DESCRIPTION_BLOBNAME), + @WritesAttribute(attribute = ATTR_NAME_PRIMARY_URI, description = ATTR_DESCRIPTION_PRIMARY_URI), + @WritesAttribute(attribute = ATTR_NAME_ETAG, description = ATTR_DESCRIPTION_ETAG), + @WritesAttribute(attribute = ATTR_NAME_BLOBTYPE, description = ATTR_DESCRIPTION_BLOBTYPE), + @WritesAttribute(attribute = ATTR_NAME_MIME_TYPE, description = ATTR_DESCRIPTION_MIME_TYPE), + @WritesAttribute(attribute = ATTR_NAME_LANG, description = ATTR_DESCRIPTION_LANG), + @WritesAttribute(attribute = ATTR_NAME_TIMESTAMP, description = ATTR_DESCRIPTION_TIMESTAMP), + @WritesAttribute(attribute = ATTR_NAME_LENGTH, description = ATTR_DESCRIPTION_LENGTH), + @WritesAttribute(attribute = ATTR_NAME_ERROR_CODE, description = ATTR_DESCRIPTION_ERROR_CODE), + @WritesAttribute(attribute = ATTR_NAME_IGNORED, description = ATTR_DESCRIPTION_IGNORED)}) +public class CopyAzureBlobStorage_v12 extends PutAzureBlobStorage_v12 { + private final static int GENERATE_SAS_EXPIRY_HOURS = 24; + + public static final PropertyDescriptor COPY_FROM_STORAGE_CREDENTIALS_SERVICE = new PropertyDescriptor.Builder() + .name("copy-from-storage-credentials-service") + .displayName("Copy From Storage Credentials") + .description("Controller Service used to obtain Azure Blob Storage Credentials to read blob data ") + .identifiesControllerService(AzureStorageCredentialsService_v12.class) + .required(true) + .build(); + + public static final PropertyDescriptor COPY_FROM_CONTAINER = new PropertyDescriptor.Builder() + .name("copy-from-container-name") + .displayName("Copy From Container Name") + .description("If specified, copy from the specific container instead of using FlowFile content.") + .addValidator(StandardValidators.NON_EMPTY_VALIDATOR) + .expressionLanguageSupported(ExpressionLanguageScope.FLOWFILE_ATTRIBUTES) + .required(false) + .dependsOn(COPY_FROM_STORAGE_CREDENTIALS_SERVICE) + .build(); + + public static final PropertyDescriptor COPY_FROM_BLOB_NAME = new PropertyDescriptor.Builder() + .name("copy-from-blob-name") + .displayName("Copy From Blob Name") + .expressionLanguageSupported(ExpressionLanguageScope.FLOWFILE_ATTRIBUTES) + .required(false) + .addValidator(StandardValidators.NON_BLANK_VALIDATOR) + .description("If specified, copy from the specified blob name instead of using FlowFile content.") + .dependsOn(COPY_FROM_STORAGE_CREDENTIALS_SERVICE) + .build(); + + private static final List<PropertyDescriptor> PROPERTIES = Collections.unmodifiableList(Arrays.asList( + STORAGE_CREDENTIALS_SERVICE, + AzureStorageUtils.CONTAINER, + CREATE_CONTAINER, + CONFLICT_RESOLUTION, + BLOB_NAME, + COPY_FROM_STORAGE_CREDENTIALS_SERVICE, + COPY_FROM_CONTAINER, + COPY_FROM_BLOB_NAME, + AzureStorageUtils.PROXY_CONFIGURATION_SERVICE + )); + + @Override + protected List<PropertyDescriptor> getSupportedPropertyDescriptors() { + return PROPERTIES; + } + + private BlobServiceClient fromStorageClient; + + @OnScheduled + public void onScheduled(ProcessContext context) { + super.onScheduled(context); + final AzureStorageCredentialsService_v12 credentialsService = getCopyFromCredentialsService(context); + if (credentialsService != null) { + final HttpClient nettyClient = createHttpClient(context); + fromStorageClient = createFromStorageClient(nettyClient, credentialsService); + } + } + + @OnStopped + public void onStopped() { + super.onStopped(); + fromStorageClient = null; + } + + private BlobServiceClient createFromStorageClient(final HttpClient nettyClient, final AzureStorageCredentialsService_v12 credentialsService) { + return createStorageClient(nettyClient, credentialsService); + } + + private BlobServiceClient getFromStorageClient() { + return fromStorageClient; + } + + private static AzureStorageCredentialsService_v12 getCopyFromCredentialsService(ProcessContext context) { + return context.getProperty(COPY_FROM_STORAGE_CREDENTIALS_SERVICE).asControllerService(AzureStorageCredentialsService_v12.class); + } + + protected Map<String, String> putBlob(ProcessSession session, Review Comment: No, in both classes, `putBlob` _is_ actually putting the blob – but I also don't like the name; it's more like "doIt" or "executeBlobOperation". -- This is an automated message from the Apache Git Service. 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