Java tutorial
package ch.cyberduck.core.b2; /* * Copyright (c) 2002-2016 iterate GmbH. All rights reserved. * https://cyberduck.io/ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ import ch.cyberduck.core.Credentials; import ch.cyberduck.core.DisabledCancelCallback; import ch.cyberduck.core.DisabledConnectionCallback; import ch.cyberduck.core.DisabledHostKeyCallback; import ch.cyberduck.core.DisabledListProgressListener; import ch.cyberduck.core.DisabledLoginCallback; import ch.cyberduck.core.DisabledPasswordStore; import ch.cyberduck.core.Host; import ch.cyberduck.core.Path; import ch.cyberduck.core.PathAttributes; import ch.cyberduck.core.PathCache; import ch.cyberduck.core.exception.ChecksumException; import ch.cyberduck.core.features.Delete; import ch.cyberduck.core.features.Write; import ch.cyberduck.core.http.HttpResponseOutputStream; import ch.cyberduck.core.io.Checksum; import ch.cyberduck.core.io.SHA1ChecksumCompute; import ch.cyberduck.core.io.StreamCopier; import ch.cyberduck.core.transfer.TransferStatus; import ch.cyberduck.test.IntegrationTest; import org.apache.commons.io.IOUtils; import org.apache.commons.lang3.RandomUtils; import org.junit.Test; import org.junit.experimental.categories.Category; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Collections; import java.util.EnumSet; import java.util.UUID; import synapticloop.b2.response.BaseB2Response; import static org.junit.Assert.*; @Category(IntegrationTest.class) public class B2WriteFeatureTest { @Test public void testWriteChecksumFailure() throws Exception { final B2Session session = new B2Session(new Host(new B2Protocol(), new B2Protocol().getDefaultHostname(), new Credentials(System.getProperties().getProperty("b2.user"), System.getProperties().getProperty("b2.key")))); session.open(new DisabledHostKeyCallback()); session.login(new DisabledPasswordStore(), new DisabledLoginCallback(), new DisabledCancelCallback()); final Path bucket = new Path("test-cyberduck", EnumSet.of(Path.Type.directory, Path.Type.volume)); final Path file = new Path(bucket, UUID.randomUUID().toString(), EnumSet.of(Path.Type.file)); final TransferStatus status = new TransferStatus(); final byte[] content = RandomUtils.nextBytes(1); status.setLength(content.length); status.setChecksum(Checksum.parse("da39a3ee5e6b4b0d3255bfef95601890afd80709")); final HttpResponseOutputStream<BaseB2Response> out = new B2WriteFeature(session).write(file, status, new DisabledConnectionCallback()); IOUtils.write(content, out); try { out.close(); fail(); } catch (IOException e) { assertTrue(e.getCause() instanceof ChecksumException); } finally { session.close(); } } @Test public void testWrite() throws Exception { final B2Session session = new B2Session(new Host(new B2Protocol(), new B2Protocol().getDefaultHostname(), new Credentials(System.getProperties().getProperty("b2.user"), System.getProperties().getProperty("b2.key")))); session.open(new DisabledHostKeyCallback()); session.login(new DisabledPasswordStore(), new DisabledLoginCallback(), new DisabledCancelCallback()); final Path bucket = new Path("test-cyberduck", EnumSet.of(Path.Type.directory, Path.Type.volume)); final Path test = new Path(bucket, UUID.randomUUID().toString(), EnumSet.of(Path.Type.file)); final TransferStatus status = new TransferStatus(); final byte[] content = "test".getBytes("UTF-8"); status.setLength(content.length); status.setChecksum(new SHA1ChecksumCompute().compute(new ByteArrayInputStream(content), status)); status.setTimestamp(1503654614004L); final OutputStream out = new B2WriteFeature(session).write(test, status, new DisabledConnectionCallback()); assertNotNull(out); new StreamCopier(new TransferStatus(), new TransferStatus()).transfer(new ByteArrayInputStream(content), out); out.close(); test.attributes() .setVersionId(new B2FileidProvider(session).getFileid(test, new DisabledListProgressListener())); assertTrue(new B2FindFeature(session).find(test)); final PathAttributes attributes = session.list(test.getParent(), new DisabledListProgressListener()) .get(test).attributes(); assertEquals(content.length, attributes.getSize()); final Write.Append append = new B2WriteFeature(session).append(test, status.getLength(), PathCache.empty()); assertTrue(append.override); assertEquals(content.length, append.size, 0L); final byte[] buffer = new byte[content.length]; final InputStream in = new B2ReadFeature(session).read(test, new TransferStatus(), new DisabledConnectionCallback()); IOUtils.readFully(in, buffer); in.close(); assertArrayEquals(content, buffer); assertEquals(1503654614004L, new B2AttributesFinderFeature(session).find(test).getModificationDate()); new B2DeleteFeature(session).delete(Collections.singletonList(test), new DisabledLoginCallback(), new Delete.DisabledCallback()); session.close(); } }