DeflaterInputStream 

Introduction

The java.util.zip.DeflaterInputStream class implements an input stream filter for compressing data in the “deflate” compression format.

Class Declaration

Following is the declaration for java.util.zip.DeflaterInputStream class −

publicclassDeflaterInputStreamextendsFilterInputStream

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Fields

Following are the fields for java.util.zip.DeflaterInputStream class −

• protected byte[] buf − Input buffer for reading compressed data.
• protected Deflater def − Compressor for this stream.

Constructors

Sr.No.	Constructor & Description
1	DeflaterInputStream(InputStream in)Creates a new input stream with a default compressor and buffer size.
2	DeflaterInputStream(InputStream in, Deflater defl)Creates a new input stream with the specified compressor and a default buffer size.
3	DeflaterInputStream(InputStream in, Deflater defl, int bufLen)Creates a new input stream with the specified compressor and buffer size.

Class Methods

Sr.No.	Method & Description
1	int available()Returns 0 after EOF has been reached, otherwise always return 1.
2	void close()Closes this input stream and its underlying input stream, discarding any pending uncompressed data.
3	int read()Reads a single byte of compressed data from the input stream.
4	int read(byte[] b, int off, int len)Reads compressed data into a byte array.
5	long skip(long n)Skips over and discards data from the input stream.

Methods Inherited

This class inherits methods from the following classes −

• java.io.FilterInputStream
• java.lang.Object