Package org.ojalgo.netio
Class DataReader<T>
- java.lang.Object
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- org.ojalgo.netio.DataReader<T>
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,java.lang.Iterable<T>
,FromFileReader<T>
public final class DataReader<T> extends java.lang.Object implements FromFileReader<T>
ADataInput
basedFromFileReader
. You have to construct and supply a customDataReader.Deserializer
instance to use this reader.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static interface
DataReader.Deserializer<T>
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Nested classes/interfaces inherited from interface org.ojalgo.netio.FromFileReader
FromFileReader.Builder<F>
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Field Summary
Fields Modifier and Type Field Description private DataReader.Deserializer<T>
myDeserializer
private java.io.DataInputStream
myInput
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Constructor Summary
Constructors Constructor Description DataReader(java.io.InputStream inputStream, DataReader.Deserializer<T> deserializer)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
static <T> DataReader<T>
of(java.io.File file, DataReader.Deserializer<T> deserializer)
static <T> DataReader<T>
of(java.io.File file, DataReader.Deserializer<T> deserializer, OperatorWithException<java.io.InputStream> filter)
static <T> DataReader<T>
of(InMemoryFile file, DataReader.Deserializer<T> deserializer)
static <T> DataReader<T>
of(InMemoryFile file, DataReader.Deserializer<T> deserializer, OperatorWithException<java.io.InputStream> filter)
T
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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myDeserializer
private final DataReader.Deserializer<T> myDeserializer
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myInput
private final java.io.DataInputStream myInput
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Constructor Detail
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DataReader
public DataReader(java.io.InputStream inputStream, DataReader.Deserializer<T> deserializer)
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Method Detail
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of
public static <T> DataReader<T> of(java.io.File file, DataReader.Deserializer<T> deserializer)
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of
public static <T> DataReader<T> of(java.io.File file, DataReader.Deserializer<T> deserializer, OperatorWithException<java.io.InputStream> filter)
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of
public static <T> DataReader<T> of(InMemoryFile file, DataReader.Deserializer<T> deserializer)
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of
public static <T> DataReader<T> of(InMemoryFile file, DataReader.Deserializer<T> deserializer, OperatorWithException<java.io.InputStream> filter)
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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<T>
- Throws:
java.io.IOException
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read
public T 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<T>
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