| /* |
| * 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.carbon.flink; |
| |
| import org.apache.flink.core.fs.Path; |
| import org.apache.flink.core.fs.RecoverableFsDataOutputStream; |
| import org.apache.flink.core.fs.RecoverableWriter; |
| import org.apache.flink.core.io.SimpleVersionedSerializer; |
| |
| public final class ProxyRecoverableWriter implements RecoverableWriter { |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public SimpleVersionedSerializer<CommitRecoverable> getCommitRecoverableSerializer() { |
| final SimpleVersionedSerializer<? extends CommitRecoverable> serializer = |
| ProxyRecoverableSerializer.INSTANCE; |
| return (SimpleVersionedSerializer<CommitRecoverable>) serializer; |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public SimpleVersionedSerializer<ResumeRecoverable> getResumeRecoverableSerializer() { |
| final SimpleVersionedSerializer<? extends ResumeRecoverable> serializer = |
| ProxyRecoverableSerializer.INSTANCE; |
| return (SimpleVersionedSerializer<ResumeRecoverable>) serializer; |
| } |
| |
| @Override |
| public ProxyRecoverableOutputStream open(final Path path) { |
| return new ProxyRecoverableOutputStream(); |
| } |
| |
| @Override |
| public RecoverableFsDataOutputStream recover(final ResumeRecoverable resumeRecoverable) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public boolean requiresCleanupOfRecoverableState() { |
| return false; |
| } |
| |
| @Override |
| public boolean cleanupRecoverableState(final ResumeRecoverable resumeRecoverable) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public ProxyRecoverableOutputStream.Committer recoverForCommit( |
| final CommitRecoverable commitRecoverable |
| ) { |
| if (!(commitRecoverable instanceof ProxyRecoverable)) { |
| throw new IllegalArgumentException( |
| "ProxyFileSystem can not recover recoverable for other file system. " + commitRecoverable |
| ); |
| } |
| return new ProxyRecoverableOutputStream.Committer((ProxyRecoverable) commitRecoverable); |
| } |
| |
| @Override |
| public boolean supportsResume() { |
| return false; |
| } |
| |
| } |