Package org.mapdb.elsa

Class ElsaObjectInputStream

java.lang.Object

java.io.InputStream

org.mapdb.elsa.ElsaObjectInputStream

All Implemented Interfaces:

Closeable, DataInput, ObjectInput, AutoCloseable

public class ElsaObjectInputStream
extends InputStream
implements ObjectInput

Wraps DataInput and Elsa deserializer and provides InputStream and ObjectInput This is an alternative to ObjectInputStream.

Field Summary

Fields

Modifier and Type	Field	Description
protected final DataInput	input
protected ElsaSerializerPojo	serializer

Constructor Summary

Constructors

Constructor	Description
ElsaObjectInputStream(DataInput input, ElsaSerializerPojo serializer)	Construct new
ElsaObjectInputStream(InputStream stream)	Take InputStream and use default Elsa settings to construct new deserializer

Method Summary

Modifier and Type	Method	Description
void	close()
int	read()
boolean	readBoolean()
byte	readByte()
char	readChar()
double	readDouble()
float	readFloat()
void	readFully(byte[] b)
void	readFully(byte[] b, int off, int len)
int	readInt()
String	readLine()
long	readLong()
Object	readObject()
short	readShort()
int	readUnsignedByte()
int	readUnsignedShort()
String	readUTF()
int	skipBytes(int n)

Methods inherited from class java.io.InputStream

available, mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.io.ObjectInput

available, read, read, skip

Field Details

input

protected final DataInput input

serializer

protected ElsaSerializerPojo serializer

Constructor Details

ElsaObjectInputStream

public ElsaObjectInputStream(InputStream stream)
                      throws IOException

Take InputStream and use default Elsa settings to construct new deserializer

Parameters:

stream - InputStream from which deserialized object will be read from

Throws:

IOException - an exception from underlying stream

ElsaObjectInputStream

public ElsaObjectInputStream(DataInput input,
 ElsaSerializerPojo serializer)
                      throws IOException

Construct new

Parameters:

input - DataInput from which deserialized objects will be read from

serializer - Elsa deserializer used to read objects

Throws:

IOException - an exception from underlying stream

Method Details

readObject

public Object readObject()
                  throws ClassNotFoundException,
IOException

Specified by:

readObject in interface ObjectInput

Throws:

ClassNotFoundException

IOException

read

public int read()
         throws IOException

Specified by:

read in interface ObjectInput

Specified by:

read in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface ObjectInput

Overrides:

close in class InputStream

Throws:

IOException

readFully

public void readFully(byte[] b)
               throws IOException

Specified by:

readFully in interface DataInput

Throws:

IOException

readFully

public void readFully(byte[] b,
 int off,
 int len)
               throws IOException

Specified by:

readFully in interface DataInput

Throws:

IOException

skipBytes

public int skipBytes(int n)
              throws IOException

Specified by:

skipBytes in interface DataInput

Throws:

IOException

readBoolean

public boolean readBoolean()
                    throws IOException

Specified by:

readBoolean in interface DataInput

Throws:

IOException

readByte

public byte readByte()
              throws IOException

Specified by:

readByte in interface DataInput

Throws:

IOException

readUnsignedByte

public int readUnsignedByte()
                     throws IOException

Specified by:

readUnsignedByte in interface DataInput

Throws:

IOException

readShort

public short readShort()
                throws IOException

Specified by:

readShort in interface DataInput

Throws:

IOException

readUnsignedShort

public int readUnsignedShort()
                      throws IOException

Specified by:

readUnsignedShort in interface DataInput

Throws:

IOException

readChar

public char readChar()
              throws IOException

Specified by:

readChar in interface DataInput

Throws:

IOException

readInt

public int readInt()
            throws IOException

Specified by:

readInt in interface DataInput

Throws:

IOException

readLong

public long readLong()
              throws IOException

Specified by:

readLong in interface DataInput

Throws:

IOException

readFloat

public float readFloat()
                throws IOException

Specified by:

readFloat in interface DataInput

Throws:

IOException

readDouble

public double readDouble()
                  throws IOException

Specified by:

readDouble in interface DataInput

Throws:

IOException

readLine

public String readLine()
                throws IOException

Specified by:

readLine in interface DataInput

Throws:

IOException

readUTF

public String readUTF()
               throws IOException

Specified by:

readUTF in interface DataInput

Throws:

IOException