Deprecated API

Contents

• Deprecated Interfaces
• Deprecated Classes
• Deprecated Exceptions
• Deprecated Errors
• Deprecated Fields
• Deprecated Methods
• Deprecated Constructors

Deprecated Interfaces

Interface and Description
org.apache.hadoop.io.Closeable use java.io.Closeable
org.apache.hadoop.record.Index Replaced by Avro.
org.apache.hadoop.record.compiler.generated.RccConstants Replaced by Avro.
org.apache.hadoop.record.RecordInput Replaced by Avro.
org.apache.hadoop.record.RecordOutput Replaced by Avro.

Deprecated Classes

Class and Description
org.apache.hadoop.record.BinaryRecordInput Replaced by Avro.
org.apache.hadoop.record.BinaryRecordOutput Replaced by Avro.
org.apache.hadoop.record.Buffer Replaced by Avro.
org.apache.hadoop.record.compiler.CodeBuffer Replaced by Avro.
org.apache.hadoop.record.compiler.Consts Replaced by Avro.
org.apache.hadoop.record.CsvRecordInput Replaced by Avro.
org.apache.hadoop.record.CsvRecordOutput Replaced by Avro.
org.apache.hadoop.record.meta.FieldTypeInfo Replaced by Avro.
org.apache.hadoop.metrics.file.FileContext
org.apache.hadoop.record.compiler.JBoolean Replaced by Avro.
org.apache.hadoop.record.compiler.JBuffer Replaced by Avro.
org.apache.hadoop.record.compiler.JByte Replaced by Avro.
org.apache.hadoop.record.compiler.JDouble Replaced by Avro.
org.apache.hadoop.record.compiler.JField Replaced by Avro.
org.apache.hadoop.record.compiler.JFile Replaced by Avro.
org.apache.hadoop.record.compiler.JFloat Replaced by Avro.
org.apache.hadoop.record.compiler.JInt Replaced by Avro.
org.apache.hadoop.record.compiler.JLong Replaced by Avro.
org.apache.hadoop.record.compiler.JMap Replaced by Avro.
org.apache.hadoop.record.compiler.JRecord Replaced by Avro.
org.apache.hadoop.record.compiler.JString Replaced by Avro.
org.apache.hadoop.record.compiler.JType Replaced by Avro.
org.apache.hadoop.record.compiler.JVector Replaced by Avro.
org.apache.hadoop.record.meta.MapTypeID Replaced by Avro.
org.apache.hadoop.record.compiler.generated.Rcc Replaced by Avro.
org.apache.hadoop.record.compiler.ant.RccTask Replaced by Avro.
org.apache.hadoop.record.compiler.generated.RccTokenManager Replaced by Avro.
org.apache.hadoop.record.Record Replaced by Avro.
org.apache.hadoop.record.RecordComparator Replaced by Avro.
org.apache.hadoop.record.meta.RecordTypeInfo Replaced by Avro.
org.apache.hadoop.record.compiler.generated.SimpleCharStream Replaced by Avro.
org.apache.hadoop.record.meta.StructTypeID Replaced by Avro.
org.apache.hadoop.record.compiler.generated.Token Replaced by Avro.
org.apache.hadoop.record.meta.TypeID Replaced by Avro.
org.apache.hadoop.record.Utils Replaced by Avro.
org.apache.hadoop.record.meta.Utils Replaced by Avro.
org.apache.hadoop.record.meta.VectorTypeID Replaced by Avro.
org.apache.hadoop.record.XmlRecordInput Replaced by Avro.
org.apache.hadoop.record.XmlRecordOutput Replaced by Avro.

Deprecated Exceptions

Exceptions and Description
org.apache.hadoop.fs.permission.AccessControlException Use AccessControlException instead.
org.apache.hadoop.record.compiler.generated.ParseException Replaced by Avro.

Deprecated Errors

Errors and Description
org.apache.hadoop.record.compiler.generated.TokenMgrError Replaced by Avro.

Deprecated Fields

Field and Description
org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_SORT_FACTOR_KEY Moved to mapreduce, see mapreduce.task.io.sort.factor in mapred-default.xml See https://issues.apache.org/jira/browse/HADOOP-6801
org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_SORT_MB_KEY Moved to mapreduce, see mapreduce.task.io.sort.mb in mapred-default.xml See https://issues.apache.org/jira/browse/HADOOP-6801
org.apache.hadoop.mapred.JobConf.MAPRED_MAP_TASK_ULIMIT Configuration key to set the maximum virtual memory available to the map tasks (in kilo-bytes). This has been deprecated and will no longer have any effect.
org.apache.hadoop.mapred.JobConf.MAPRED_REDUCE_TASK_ULIMIT Configuration key to set the maximum virtual memory available to the reduce tasks (in kilo-bytes). This has been deprecated and will no longer have any effect.
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_DEFAULT_MAXVMEM_PROPERTY
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_ENV Use JobConf.MAPRED_MAP_TASK_ENV or JobConf.MAPRED_REDUCE_TASK_ENV
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_JAVA_OPTS Use JobConf.MAPRED_MAP_TASK_JAVA_OPTS or JobConf.MAPRED_REDUCE_TASK_JAVA_OPTS
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_MAXPMEM_PROPERTY
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_MAXVMEM_PROPERTY Use JobConf.MAPRED_JOB_MAP_MEMORY_MB_PROPERTY and JobConf.MAPRED_JOB_REDUCE_MEMORY_MB_PROPERTY
org.apache.hadoop.mapred.JobConf.MAPRED_TASK_ULIMIT Configuration key to set the maximum virtual memory available to the child map and reduce tasks (in kilo-bytes). This has been deprecated and will no longer have any effect.
org.apache.hadoop.mapred.JobConf.UPPER_LIMIT_ON_TASK_VMEM_PROPERTY

Deprecated Methods

Method and Description
org.apache.hadoop.conf.Configuration.addDeprecation(String, String[]) use Configuration.addDeprecation(String key, String newKey) instead
org.apache.hadoop.conf.Configuration.addDeprecation(String, String[], String) use Configuration.addDeprecation(String key, String newKey, String customMessage) instead
org.apache.hadoop.mapreduce.Cluster.cancelDelegationToken(Token) Use Token.cancel(org.apache.hadoop.conf.Configuration) instead
org.apache.hadoop.mapred.JobClient.cancelDelegationToken(Token) Use Token.cancel(org.apache.hadoop.conf.Configuration) instead
org.apache.hadoop.mapreduce.OutputCommitter.cleanupJob(JobContext) Use OutputCommitter.commitJob(JobContext) and OutputCommitter.abortJob(JobContext, JobStatus.State) instead.
org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter.cleanupJob(JobContext)
org.apache.hadoop.mapred.OutputCommitter.cleanupJob(JobContext) Use OutputCommitter.commitJob(JobContext) or OutputCommitter.abortJob(JobContext, int) instead.
org.apache.hadoop.mapred.OutputCommitter.cleanupJob(JobContext) Use OutputCommitter.commitJob(org.apache.hadoop.mapreduce.JobContext) or OutputCommitter.abortJob(org.apache.hadoop.mapreduce.JobContext, org.apache.hadoop.mapreduce.JobStatus.State) instead.
org.apache.hadoop.mapred.FileOutputCommitter.cleanupJob(JobContext)
org.apache.hadoop.io.WritableUtils.cloneInto(Writable, Writable) use ReflectionUtils.cloneInto instead.
org.apache.hadoop.util.ReflectionUtils.cloneWritableInto(Writable, Writable)
org.apache.hadoop.fs.FileSystem.createNonRecursive(Path, boolean, int, short, long, Progressable) API only for 0.20-append
org.apache.hadoop.fs.FileSystem.createNonRecursive(Path, FsPermission, boolean, int, short, long, Progressable) API only for 0.20-append
org.apache.hadoop.mapred.lib.CombineFileInputFormat.createPool(JobConf, List) Use CombineFileInputFormat.createPool(List).
org.apache.hadoop.mapred.lib.CombineFileInputFormat.createPool(JobConf, PathFilter...) Use CombineFileInputFormat.createPool(PathFilter...).
org.apache.hadoop.mapreduce.Job.createSymlink()
org.apache.hadoop.mapreduce.lib.db.DBRecordReader.createValue()
org.apache.hadoop.io.SequenceFile.createWriter(Configuration, FSDataOutputStream, Class, Class, SequenceFile.CompressionType, CompressionCodec) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(Configuration, FSDataOutputStream, Class, Class, SequenceFile.CompressionType, CompressionCodec, SequenceFile.Metadata) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, int, short, long, boolean, SequenceFile.CompressionType, CompressionCodec, SequenceFile.Metadata)
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, int, short, long, SequenceFile.CompressionType, CompressionCodec, Progressable, SequenceFile.Metadata) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec, Progressable) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec, Progressable, SequenceFile.Metadata) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.io.SequenceFile.createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, Progressable) Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
org.apache.hadoop.fs.FileSystem.delete(Path) Use FileSystem.delete(Path, boolean) instead.
org.apache.hadoop.mapred.JobConf.deleteLocalFiles()
org.apache.hadoop.mapred.Counters.findCounter(String, int, String) use Counters.findCounter(String, String) instead
org.apache.hadoop.fs.FileUtil.fullyDelete(FileSystem, Path) Use FileSystem.delete(Path, boolean)
org.apache.hadoop.io.BytesWritable.get() Use BytesWritable.getBytes() instead.
org.apache.hadoop.mapreduce.Cluster.getAllJobs() Use Cluster.getAllJobStatuses() instead.
org.apache.hadoop.fs.FileSystem.getBlockSize(Path) Use getFileStatus() instead
org.apache.hadoop.mapreduce.Job.getInstance(Cluster) Use Job.getInstance()
org.apache.hadoop.mapreduce.Job.getInstance(Cluster, Configuration) Use Job.getInstance(Configuration)
org.apache.hadoop.mapred.JobClient.getJob(String) Applications should rather use JobClient.getJob(JobID).
org.apache.hadoop.mapred.JobStatus.getJobId() use getJobID instead
org.apache.hadoop.mapred.RunningJob.getJobID() This method is deprecated and will be removed. Applications should rather use RunningJob.getID().
org.apache.hadoop.mapred.JobID.getJobIDsPattern(String, Integer)
org.apache.hadoop.fs.FileSystem.getLength(Path) Use getFileStatus() instead
org.apache.hadoop.mapreduce.JobContext.getLocalCacheArchives() the array returned only includes the items the were downloaded. There is no way to map this to what is returned by JobContext.getCacheArchives().
org.apache.hadoop.mapreduce.JobContext.getLocalCacheFiles() the array returned only includes the items the were downloaded. There is no way to map this to what is returned by JobContext.getCacheFiles().
org.apache.hadoop.mapred.JobClient.getMapTaskReports(String) Applications should rather use JobClient.getMapTaskReports(JobID)
org.apache.hadoop.mapred.ClusterStatus.getMaxMemory()
org.apache.hadoop.mapred.JobConf.getMaxPhysicalMemoryForTask() this variable is deprecated and nolonger in use.
org.apache.hadoop.mapred.JobConf.getMaxVirtualMemoryForTask() Use JobConf.getMemoryForMapTask() and JobConf.getMemoryForReduceTask()
org.apache.hadoop.fs.FileSystem.getName() call #getUri() instead.
org.apache.hadoop.fs.FileSystem.getNamed(String, Configuration) call #get(URI,Configuration) instead.
org.apache.hadoop.mapreduce.lib.db.DBRecordReader.getPos()
org.apache.hadoop.mapred.JobClient.getReduceTaskReports(String) Applications should rather use JobClient.getReduceTaskReports(JobID)
org.apache.hadoop.fs.FileSystem.getReplication(Path) Use getFileStatus() instead
org.apache.hadoop.mapred.JobConf.getSessionId()
org.apache.hadoop.io.BytesWritable.getSize() Use BytesWritable.getLength() instead.
org.apache.hadoop.fs.FileSystem.getStatistics() use FileSystem.getAllStatistics() instead
org.apache.hadoop.mapreduce.JobContext.getSymlink()
org.apache.hadoop.mapred.TaskAttemptID.getTaskAttemptIDsPattern(String, Integer, Boolean, Integer, Integer)
org.apache.hadoop.mapred.TaskAttemptID.getTaskAttemptIDsPattern(String, Integer, TaskType, Integer, Integer)
org.apache.hadoop.mapred.TaskCompletionEvent.getTaskId() use TaskCompletionEvent.getTaskAttemptId() instead.
org.apache.hadoop.mapred.TaskID.getTaskIDsPattern(String, Integer, Boolean, Integer) Use TaskID.getTaskIDsPattern(String, Integer, TaskType, Integer)
org.apache.hadoop.mapred.TaskID.getTaskIDsPattern(String, Integer, TaskType, Integer)
org.apache.hadoop.mapred.JobClient.getTaskOutputFilter()
org.apache.hadoop.mapred.ClusterStatus.getUsedMemory()
org.apache.hadoop.fs.FileStatus.isDir() Use FileStatus.isFile(), FileStatus.isDirectory(), and FileStatus.isSymlink() instead.
org.apache.hadoop.mapreduce.TaskAttemptID.isMap()
org.apache.hadoop.mapreduce.TaskID.isMap()
org.apache.hadoop.mapred.RunningJob.killTask(String, boolean) Applications should rather use RunningJob.killTask(TaskAttemptID, boolean)
org.apache.hadoop.fs.kfs.KosmosFileSystem.lock(Path, boolean)
org.apache.hadoop.fs.Path.makeQualified(FileSystem)
org.apache.hadoop.mapreduce.lib.db.DBRecordReader.next(LongWritable, T) Use DBRecordReader.nextKeyValue()
org.apache.hadoop.fs.FileSystem.primitiveCreate(Path, FsPermission, EnumSet, int, short, long, Progressable, Options.ChecksumOpt)
org.apache.hadoop.fs.FileSystem.primitiveMkdir(Path, FsPermission)
org.apache.hadoop.fs.FileSystem.primitiveMkdir(Path, FsPermission, boolean)
org.apache.hadoop.mapred.JobID.read(DataInput)
org.apache.hadoop.mapred.TaskAttemptID.read(DataInput)
org.apache.hadoop.mapred.TaskID.read(DataInput)
org.apache.hadoop.fs.kfs.KosmosFileSystem.release(Path)
org.apache.hadoop.fs.FileSystem.rename(Path, Path, Options.Rename...)
org.apache.hadoop.mapreduce.Cluster.renewDelegationToken(Token) Use Token.renew(org.apache.hadoop.conf.Configuration) instead
org.apache.hadoop.mapred.JobClient.renewDelegationToken(Token) Use Token.renew(org.apache.hadoop.conf.Configuration) instead
org.apache.hadoop.mapred.jobcontrol.Job.setAssignedJobID(JobID) setAssignedJobID should not be called. JOBID is set by the framework.
org.apache.hadoop.mapreduce.Counter.setDisplayName(String) (and no-op by default)
org.apache.hadoop.mapred.JobConf.setMaxPhysicalMemoryForTask(long)
org.apache.hadoop.mapred.JobConf.setMaxVirtualMemoryForTask(long) Use JobConf.setMemoryForMapTask(long mem) and Use JobConf.setMemoryForReduceTask(long mem)
org.apache.hadoop.mapred.JobConf.setSessionId(String)
org.apache.hadoop.mapred.TaskCompletionEvent.setTaskId(String) use TaskCompletionEvent.setTaskAttemptId(TaskAttemptID) instead.
org.apache.hadoop.mapred.JobClient.setTaskOutputFilter(JobClient.TaskStatusFilter)
org.apache.hadoop.mapred.Counters.size() use AbstractCounters.countCounters() instead
org.apache.hadoop.mapred.pipes.Submitter.submitJob(JobConf) Use Submitter.runJob(JobConf)
org.apache.hadoop.fs.FSDataOutputStream.sync()
org.apache.hadoop.fs.Syncable.sync() As of HADOOP 0.21.0, replaced by hflush

Deprecated Constructors

Constructor and Description
org.apache.hadoop.mapred.FileSplit(Path, long, long, JobConf)
org.apache.hadoop.fs.FSDataOutputStream(OutputStream)
org.apache.hadoop.mapreduce.Job()
org.apache.hadoop.mapreduce.Job(Configuration)
org.apache.hadoop.mapreduce.Job(Configuration, String)
org.apache.hadoop.mapred.TaskAttemptID(String, int, boolean, int, int) Use TaskAttemptID.TaskAttemptID(String, int, TaskType, int, int).
org.apache.hadoop.mapred.TaskID(JobID, boolean, int) Use TaskID.TaskID(String, int, TaskType, int)
org.apache.hadoop.mapred.TaskID(String, int, boolean, int) Use TaskID.TaskID(org.apache.hadoop.mapreduce.JobID, TaskType, int)