diff --git a/oak-upgrade/pom.xml b/oak-upgrade/pom.xml
index 1b0d3c4332..cf5f95af76 100644
--- a/oak-upgrade/pom.xml
+++ b/oak-upgrade/pom.xml
@@ -212,6 +212,12 @@
${h2.version}
test
+
+ pl.pragmatists
+ JUnitParams
+ 1.1.1
+ test
+
diff --git a/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStore.java b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStore.java
new file mode 100644
index 0000000000..95e7b8f571
--- /dev/null
+++ b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStore.java
@@ -0,0 +1,112 @@
+/*
+ * 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.jackrabbit.oak.upgrade.cli.blob;
+
+import org.apache.jackrabbit.oak.spi.blob.BlobOptions;
+import org.apache.jackrabbit.oak.spi.blob.BlobStore;
+
+import javax.annotation.Nonnull;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Utility BlobStore implementation to be used in tooling that can work with a
+ * FileStore without the need of the DataStore being present locally.
+ *
+ * Additionally instead of failing it tries to mimic and return blob reference
+ * passed in by caller by passing it back as a binary.
+ *
+ * Example: requesting blobId = e7c22b994c59d9 it will return the
+ * e7c22b994c59d9 text as a UTF-8 encoded binary file.
+ */
+public class LoopbackBlobStore implements BlobStore {
+
+ @Override
+ public String writeBlob(InputStream in) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public String writeBlob(InputStream in, BlobOptions options) throws IOException {
+ return writeBlob(in);
+ }
+
+ @Override
+ public int readBlob(String blobId, long pos, byte[] buff, int off,
+ int length) {
+ // Only a part of binary can be requested!
+ final int binaryLength = blobId.length();
+ checkBinaryOffsetInRange(pos, binaryLength);
+ final int effectiveSrcPos = Math.toIntExact(pos);
+ final int effectiveBlobLengthToBeRead = Math.min(
+ binaryLength - effectiveSrcPos, length);
+ checkForBufferOverflow(buff, off, effectiveBlobLengthToBeRead);
+ final byte[] blobIdBytes = getBlobIdStringAsByteArray(blobId);
+ System.arraycopy(blobIdBytes, effectiveSrcPos, buff, off,
+ effectiveBlobLengthToBeRead);
+ return effectiveBlobLengthToBeRead;
+ }
+
+ private void checkForBufferOverflow(final byte[] buff, final int off,
+ final int effectiveBlobLengthToBeRead) {
+ if (buff.length < effectiveBlobLengthToBeRead + off) {
+ // We cannot recover if buffer used to write is too small
+ throw new UnsupportedOperationException("Edge case: cannot fit " +
+ "blobId in a buffer (buffer too small)");
+ }
+ }
+
+ private void checkBinaryOffsetInRange(final long pos, final int binaryLength) {
+ if (pos > binaryLength) {
+ throw new IllegalArgumentException(
+ String.format("Offset %d out of range of %d", pos,
+ binaryLength));
+ }
+ }
+
+ private byte[] getBlobIdStringAsByteArray(final String blobId) {
+ return blobId.getBytes(StandardCharsets.UTF_8);
+ }
+
+ @Override
+ public long getBlobLength(String blobId) throws IOException {
+ return blobId.length();
+ }
+
+ @Override
+ public InputStream getInputStream(String blobId) throws IOException {
+ checkNotNull(blobId);
+ return new ByteArrayInputStream(getBlobIdStringAsByteArray(blobId));
+ }
+
+ @Override
+ public String getBlobId(@Nonnull String reference) {
+ return checkNotNull(reference);
+ }
+
+ @Override
+ public String getReference(@Nonnull String blobId) {
+ return checkNotNull(blobId);
+ }
+}
diff --git a/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactory.java b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactory.java
new file mode 100644
index 0000000000..88e68154cf
--- /dev/null
+++ b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactory.java
@@ -0,0 +1,36 @@
+/*
+ * 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.jackrabbit.oak.upgrade.cli.blob;
+
+import com.google.common.io.Closer;
+import org.apache.jackrabbit.oak.spi.blob.BlobStore;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+public class LoopbackBlobStoreFactory implements BlobStoreFactory {
+
+ @Override
+ public BlobStore create(Closer closer) {
+ checkNotNull(closer, "Closer object cannot be null");
+ return new LoopbackBlobStore();
+ }
+
+ @Override
+ public String toString() {
+ return "LoopbackBlobStore";
+ }
+}
diff --git a/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/parser/DatastoreArguments.java b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/parser/DatastoreArguments.java
index 5f6dea0f16..2035e19ee0 100644
--- a/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/parser/DatastoreArguments.java
+++ b/oak-upgrade/src/main/java/org/apache/jackrabbit/oak/upgrade/cli/parser/DatastoreArguments.java
@@ -23,7 +23,7 @@ import org.apache.jackrabbit.oak.upgrade.cli.blob.ConstantBlobStoreFactory;
import org.apache.jackrabbit.oak.upgrade.cli.blob.DummyBlobStoreFactory;
import org.apache.jackrabbit.oak.upgrade.cli.blob.FileBlobStoreFactory;
import org.apache.jackrabbit.oak.upgrade.cli.blob.FileDataStoreFactory;
-import org.apache.jackrabbit.oak.upgrade.cli.blob.MissingBlobStoreFactory;
+import org.apache.jackrabbit.oak.upgrade.cli.blob.LoopbackBlobStoreFactory;
import org.apache.jackrabbit.oak.upgrade.cli.blob.S3DataStoreFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -110,7 +110,7 @@ public class DatastoreArguments {
if (options.isSrcBlobStoreDefined()) {
result = definedSrcBlob;
} else if (blobMigrationCase == BlobMigrationCase.COPY_REFERENCES) {
- result = new MissingBlobStoreFactory();
+ result = new LoopbackBlobStoreFactory();
} else {
result = new DummyBlobStoreFactory(); // embedded
}
@@ -125,7 +125,7 @@ public class DatastoreArguments {
} else if (blobMigrationCase == BlobMigrationCase.COPY_REFERENCES && (options.isSrcBlobStoreDefined() || storeArguments.getSrcType() == JCR2_DIR_XML)) {
result = new ConstantBlobStoreFactory(srcBlobStore);
} else if (blobMigrationCase == BlobMigrationCase.COPY_REFERENCES) {
- result = new MissingBlobStoreFactory();
+ result = new LoopbackBlobStoreFactory();
} else {
result = new DummyBlobStoreFactory(); // embedded
}
diff --git a/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/CopyCheckpointsTest.java b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/CopyCheckpointsTest.java
index ba3dbc4c43..45fe3d108d 100644
--- a/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/CopyCheckpointsTest.java
+++ b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/CopyCheckpointsTest.java
@@ -63,11 +63,11 @@ public class CopyCheckpointsTest extends AbstractOak2OakTest {
BlobStoreContainer blob = new FileDataStoreContainer();
params.add(new Object[]{
- "Fails on missing blobstore",
+ "Without data store defined it always copies checkpoints",
new SegmentNodeStoreContainer(blob),
new SegmentNodeStoreContainer(blob),
asList(),
- Result.EXCEPTION
+ Result.CHECKPOINTS_COPIED
});
params.add(new Object[]{
"Suppress the warning",
diff --git a/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactoryTest.java b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactoryTest.java
new file mode 100644
index 0000000000..8ed9899691
--- /dev/null
+++ b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreFactoryTest.java
@@ -0,0 +1,68 @@
+/*
+ * 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.jackrabbit.oak.upgrade.cli.blob;
+
+import com.google.common.io.Closer;
+import org.apache.jackrabbit.oak.spi.blob.BlobStore;
+import org.junit.Test;
+
+import java.io.IOException;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+@SuppressWarnings("UnusedLabel")
+public class LoopbackBlobStoreFactoryTest {
+
+ @Test(expected = NullPointerException.class)
+ public void cannotCreateLoopbackBlobStoreFactoryWithNullCloser() {
+ when: {
+ final LoopbackBlobStoreFactory factory = new LoopbackBlobStoreFactory();
+ factory.create(null);
+ }
+ }
+
+ @Test
+ public void canCreateLoopbackBlobStoreFactory() throws IOException {
+ when: {
+ final LoopbackBlobStoreFactory factory = new LoopbackBlobStoreFactory();
+ final Closer closer = Closer.create();
+ final BlobStore blobStore = factory.create(closer);
+
+ then: {
+ assertNotNull(blobStore);
+ }
+ and: {
+ closer.close();
+ }
+ }
+ }
+
+ @Test
+ public void canGetNameFromLoopbackBlobStoreFactory() {
+ when: {
+ final LoopbackBlobStoreFactory factory = new LoopbackBlobStoreFactory();
+
+ then: {
+ assertEquals("LoopbackBlobStore", factory.toString());
+ }
+ }
+ }
+
+}
diff --git a/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreTest.java b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreTest.java
new file mode 100644
index 0000000000..bb1a075f49
--- /dev/null
+++ b/oak-upgrade/src/test/java/org/apache/jackrabbit/oak/upgrade/cli/blob/LoopbackBlobStoreTest.java
@@ -0,0 +1,356 @@
+/*
+ * 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.jackrabbit.oak.upgrade.cli.blob;
+
+import junitparams.JUnitParamsRunner;
+import junitparams.Parameters;
+import org.apache.commons.io.IOUtils;
+import org.apache.jackrabbit.oak.spi.blob.BlobOptions;
+import org.apache.jackrabbit.oak.spi.blob.BlobStore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import static junit.framework.TestCase.assertEquals;
+import static junit.framework.TestCase.assertNotNull;
+
+@SuppressWarnings("UnusedLabel")
+@RunWith(JUnitParamsRunner.class)
+public class LoopbackBlobStoreTest {
+
+ @Test(expected = UnsupportedOperationException.class)
+ public void writingBinariesIsNotSupported() throws IOException {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+
+ when:
+ {
+ final String test = "Test";
+ blobStore.writeBlob(adaptToUtf8InputStream(test));
+ }
+ }
+ }
+
+ @Test(expected = UnsupportedOperationException.class)
+ public void writingBinariesWithBlobOptsIsNotSupported() throws IOException {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+ final BlobOptions blobOptions = new BlobOptions();
+
+ when:
+ {
+ blobStore.writeBlob(adaptToUtf8InputStream("Test"),
+ blobOptions);
+ }
+ }
+ }
+
+
+ @Test
+ @Parameters(method = "blobIds")
+ public void getBlobIdShouldReturnTheSameValuePassedExceptOfNull(
+ final String blobId) {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+ expect:
+ {
+ assertEquals(blobId, blobStore.getBlobId(blobId));
+ }
+ }
+ }
+
+
+ @SuppressWarnings("ConstantConditions")
+ @Test(expected = NullPointerException.class)
+ public void getBlobIdShouldThrowAnExceptionWhenNullIsPassed() {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+ when:
+ {
+ blobStore.getBlobId(null);
+ }
+ }
+ }
+
+
+ @Test
+ @Parameters(method = "blobIds")
+ public void getReferenceShouldReturnTheSameValuePassedExceptOfNull(
+ final String blobId) {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+ where:
+ {
+ expect:
+ {
+ assertEquals(blobId, blobStore.getReference(blobId));
+ }
+ }
+ }
+ }
+
+ @SuppressWarnings("ConstantConditions")
+ @Test(expected = NullPointerException.class)
+ public void getReferenceShouldThrowAnExceptionWhenNullIsPassed() {
+ given:
+ {
+ final BlobStore blobStore = new LoopbackBlobStore();
+ when:
+ {
+ blobStore.getReference(null);
+ }
+ }
+ }
+
+ @Test
+ @Parameters(method = "blobIds")
+ public void getBlobLengthShouldAlwaysReturnRealLengthOfBlobThatWillBeReturned(
+ final String blobId) throws IOException {
+ given:
+ {
+ final BlobStore store = new LoopbackBlobStore();
+ expect:
+ {
+ assertEquals(blobId.getBytes().length, store.getBlobLength(blobId));
+ }
+ }
+ }
+
+ @Test(expected = NullPointerException.class)
+ public void getBlobLengthShouldAlwaysThrowAnExceptionWhenNullBlobIdIsPassed()
+ throws IOException {
+ given:
+ {
+ final BlobStore store = new LoopbackBlobStore();
+ when:
+ {
+ store.getBlobLength(null);
+ }
+ }
+ }
+
+ @Test(expected = NullPointerException.class)
+ public void getInputStreamShouldAlwaysThrowAnExceptionWhenNullBlobIdIsPassed()
+ throws IOException {
+ given:
+ {
+ final BlobStore store = new LoopbackBlobStore();
+ when:
+ {
+ store.getInputStream(null);
+ }
+ }
+ }
+
+ @Test
+ @Parameters(method = "blobIds")
+ public void shouldAlwaysReturnStreamOfRequestedBlobIdUtf8BinRepresentation(
+ final String blobId) throws IOException {
+ given:
+ {
+ final String encoding = "UTF-8";
+ final BlobStore store = new LoopbackBlobStore();
+ when:
+ {
+ final InputStream inputStream = store.getInputStream(blobId);
+ then:
+ {
+ assertNotNull(inputStream);
+ }
+ and:
+ {
+ final String actualInputStreamAsString = IOUtils.toString(
+ inputStream, encoding);
+ then:
+ {
+ assertEquals(actualInputStreamAsString, blobId);
+ }
+ }
+ }
+ }
+ }
+
+ @Test
+ @Parameters(method = "blobIdsReads")
+ public void shouldAlwaysFillBufferWithRequestedBlobIdUtf8BinRepresentation(
+ final String blobId,
+ int offsetToRead,
+ int bufSize,
+ int bufOffset,
+ int lengthToRead,
+ final String expectedBufferContent,
+ final int expectedNumberOfBytesRead) throws IOException {
+ given:
+ {
+ final String encoding = "UTF-8";
+ final BlobStore blobStore = new LoopbackBlobStore();
+ final byte[] buffer = new byte[bufSize];
+ when:
+ {
+ final int numberOfBytesRead = blobStore.readBlob(
+ blobId, offsetToRead, buffer, bufOffset, lengthToRead);
+ and:
+ {
+ final String actualInputStreamAsString = IOUtils.toString(
+ buffer, encoding);
+ then:
+ {
+ assertEquals(numberOfBytesRead,
+ expectedNumberOfBytesRead);
+ assertEquals(expectedBufferContent,
+ actualInputStreamAsString);
+ }
+ }
+ }
+ }
+ }
+
+ @Test(expected = UnsupportedOperationException.class)
+ @Parameters(method = "blobIdsFailedBufferReadsCases")
+ public void getInputStreamShouldAlwaysReturnExceptionIfBufferTooSmall(
+ final String blobId,
+ int offsetToRead,
+ int bufSize,
+ int bufOffset,
+ int lengthToRead) throws IOException {
+ given:
+ {
+ final BlobStore store = new LoopbackBlobStore();
+ final byte[] buffer = new byte[bufSize];
+ when:
+ {
+ store.readBlob(
+ blobId, offsetToRead, buffer, bufOffset, lengthToRead);
+ }
+ }
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ @Parameters(method = "blobIdsFailedOffsetReadsCases")
+ public void getInputStreamShouldAlwaysReturnExceptionIfBinaryOffsetIsBad(
+ final String blobId,
+ int offsetToRead,
+ int bufSize,
+ int bufOffset,
+ int lengthToRead) throws IOException {
+ given:
+ {
+ final BlobStore store = new LoopbackBlobStore();
+ final byte[] buffer = new byte[bufSize];
+ when:
+ {
+ store.readBlob(
+ blobId, offsetToRead, buffer, bufOffset, lengthToRead);
+ }
+ }
+ }
+
+ @SuppressWarnings("unused")
+ private Object blobIdsReads() {
+ return new Object[]{
+ //blobId, offsetToRead, bufSize, bufOffset, lengthToRead, expectedBufferContent, expectedNumOfBytesRead
+ new Object[]{
+ "", 0, 0, 0, 0, "", 0},
+ new Object[]{
+ "", 0, 0, 0, 1, "", 0},
+ new Object[]{
+ "IDX1", 0, 4, 0, 4, "IDX1", 4},
+ new Object[]{
+ "IDX1", 4, 0, 0, 4, "", 0},
+ new Object[]{
+ "IDX1", 4, 4, 0, 4, "\0\0\0\0", 0},
+ new Object[]{
+ "IDX1", 0, 5, 0, 4, "IDX1\0", 4},
+ new Object[]{
+ "IDX1", 1, 4, 0, 3, "DX1\0", 3},
+ new Object[]{
+ "IDX1", 1, 4, 0, 4, "DX1\0", 3},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZYZYYXYZYZYXYZQ", 10, 20, 3, 10, "\0\0\0XXXXYYZYZY\0\0\0\0\0\0\0", 10},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 20, 3, 10, "\0\0\0XXXXYYZY\0\0\0\0\0\0\0\0\0", 8},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 20, 3, 10, "\0\0\0XXXXYYZY\0\0\0\0\0\0\0\0\0", 8},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 11, 3, 10, "\0\0\0XXXXYYZY", 8},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 11, 2, 10, "\0\0XXXXYYZY\0", 8},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 11, 1, 10, "\0XXXXYYZY\0\0", 8},
+ };
+ }
+
+ @SuppressWarnings("unused")
+ private Object blobIdsFailedBufferReadsCases() {
+ return new Object[]{
+ //blobId, offsetToRead, bufferSize, bufferOffset, lengthToRead
+ new Object[]{
+ " ", 0, 0, 0, 1},
+ new Object[]{
+ "IDX1", 0, 3, 0, 4},
+ new Object[]{
+ "IDX1", 1, 3, 2, 3},
+ new Object[]{
+ "IDX1", 1, 2, 0, 3},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 10, 0, 30, 10},
+ };
+ }
+
+ @SuppressWarnings("unused")
+ private Object blobIdsFailedOffsetReadsCases() {
+ return new Object[]{
+ //blobId, offsetToRead, bufferSize, bufferOffset, lengthToRead
+ new Object[]{
+ "", 1, 50, 0, 0},
+ new Object[]{
+ "IDX1", 5, 50, 0, 3},
+ new Object[]{
+ "IDX1", 6, 50, 0, 4},
+ new Object[]{
+ "ID2XXXXXXXXXXXYYZY", 30, 50, 1, 10},
+ };
+ }
+
+
+ @SuppressWarnings("unused")
+ private Object blobIds() {
+ return new Object[]{
+ new Object[]{""},
+ new Object[]{"IDX1"},
+ new Object[]{"ID2XXXXXXXXXXXYYZYZYYXYZYZYXYZQ"},
+ new Object[]{"ABCQ"}
+ };
+ }
+
+ private InputStream adaptToUtf8InputStream(final String string)
+ throws IOException {
+ return IOUtils.toInputStream(string,
+ "UTF-8");
+ }
+
+}
+