Package org.ojalgo.netio
Class MappedReader<IN,OUT>
- java.lang.Object
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- org.ojalgo.netio.MappedReader<IN,OUT>
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,java.lang.Iterable<OUT>
,FromFileReader<OUT>
final class MappedReader<IN,OUT> extends java.lang.Object implements FromFileReader<OUT>
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.ojalgo.netio.FromFileReader
FromFileReader.Builder<F>
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Constructor Summary
Constructors Constructor Description MappedReader(FromFileReader<IN> supplier, java.util.function.Function<IN,OUT> mapper)
MappedReader(FromFileReader<IN> reader, java.util.function.Predicate<IN> filter, java.util.function.Function<IN,OUT> mapper)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
OUT
read()
Returning null indicates that there are no more items to read.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.ojalgo.netio.FromFileReader
drainTo, forEachInBacthes, iterator, map, stream
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Field Detail
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myFilter
private final java.util.function.Predicate<IN> myFilter
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myReader
private final FromFileReader<IN> myReader
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Constructor Detail
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MappedReader
MappedReader(FromFileReader<IN> supplier, java.util.function.Function<IN,OUT> mapper)
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MappedReader
MappedReader(FromFileReader<IN> reader, java.util.function.Predicate<IN> filter, java.util.function.Function<IN,OUT> mapper)
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Method Detail
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close
public void close() throws java.io.IOException
- Specified by:
close
in interfacejava.lang.AutoCloseable
- Specified by:
close
in interfacejava.io.Closeable
- Specified by:
close
in interfaceFromFileReader<IN>
- Throws:
java.io.IOException
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read
public OUT read()
Description copied from interface:FromFileReader
Returning null indicates that there are no more items to read. That's the same behaviour asBufferedReader.readLine()
. All implementations must return null precisely once.- Specified by:
read
in interfaceFromFileReader<IN>
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