public static class MapReduceParsedInputFormat.ParsedRecordReader extends org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
Modifier and Type | Field and Description |
---|---|
(package private) MRData |
data |
(package private) long |
end |
(package private) org.apache.hadoop.fs.FSDataInputStream |
fsin |
(package private) org.apache.mrql.Parser |
parser |
(package private) Iterator<MRData> |
result |
(package private) long |
start |
Constructor and Description |
---|
MapReduceParsedInputFormat.ParsedRecordReader(org.apache.hadoop.mapreduce.lib.input.FileSplit split,
org.apache.hadoop.mapreduce.TaskAttemptContext context,
Class<? extends org.apache.mrql.Parser> parser_class,
Trees args) |
Modifier and Type | Method and Description |
---|---|
void |
close() |
MRContainer |
getCurrentKey() |
MRContainer |
getCurrentValue() |
long |
getPos() |
float |
getProgress() |
void |
initialize(org.apache.hadoop.mapreduce.InputSplit split,
org.apache.hadoop.mapreduce.TaskAttemptContext context) |
boolean |
nextKeyValue() |
final org.apache.hadoop.fs.FSDataInputStream fsin
final long start
final long end
MRData data
org.apache.mrql.Parser parser
public MapReduceParsedInputFormat.ParsedRecordReader(org.apache.hadoop.mapreduce.lib.input.FileSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context, Class<? extends org.apache.mrql.Parser> parser_class, Trees args) throws IOException
IOException
public boolean nextKeyValue() throws IOException
nextKeyValue
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
public MRContainer getCurrentKey() throws IOException
getCurrentKey
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
public MRContainer getCurrentValue() throws IOException
getCurrentValue
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
public long getPos() throws IOException
IOException
public void close() throws IOException
close
in interface Closeable
close
in interface AutoCloseable
close
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
public float getProgress() throws IOException
getProgress
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
public void initialize(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context) throws IOException
initialize
in class org.apache.hadoop.mapreduce.RecordReader<MRContainer,MRContainer>
IOException
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