java.util.zip - GZIPInputStream Class


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Introduction

The java.util.zip.GZIPInputStream class implements a stream filter for reading compressed data in the GZIP file format.

Class declaration

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

public class GZIPInputStream
   extends InflaterInputStream

Fields

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

  • protected CRC32 crc - CRC-32 for uncompressed data.

  • protected boolean eos - Indicates end of input stream.

  • static int GZIP_MAGIC - GZIP header magic number.

Constructors

S.N. Constructor & Description
1 GZIPInputStream(InputStream in)

Creates a new input stream with a default buffer size.

2 GZIPInputStream(InputStream in, int size)

Creates a new input stream with the specified buffer size.

Class methods

S.N. Method & Description
1 void close()

Closes this input stream and releases any system resources associated with the stream.

2 int read(byte[] buf, int off, int len)

Reads uncompressed data into an array of bytes.

Methods inherited

This class inherits methods from the following classes −

  • java.util.zip.InflaterInputStream
  • java.io.FilterInputStream
  • java.lang.Object


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