DataReader

java.lang.Object
- java.io.Reader
- - org.h2.store.DataReader

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Readable
```
public class DataReader
extends java.io.Reader
```
This class is backed by an input stream and supports reading values and variable size data.

Field Summary
- Fields inherited from class java.io.Reader
  lock

Constructor Summary

Constructors
Constructor Description

DataReader(java.io.InputStream in)
Create a new data reader.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`close()`
`int`	`read(char[] buff, int off, int len)`
`byte`	`readByte()`	Read a byte.
`int`	`readVarInt()`	Read a variable size integer.

Methods inherited from class java.io.Reader
mark, markSupported, nullReader, read, read, read, ready, reset, skip, transferTo

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DataReader
```
public DataReader(java.io.InputStream in)
```
    Create a new data reader.
    
    Parameters:
    
    in - the input stream
- Method Detail
  - readByte
```
public byte readByte()
              throws java.io.IOException
```
    Read a byte.
    
    Returns:
    
    the byte
    
    Throws:
    
    java.io.IOException - on failure
  - readVarInt
```
public int readVarInt()
               throws java.io.IOException
```
    Read a variable size integer.
    
    Returns:
    
    the value
    
    Throws:
    
    java.io.IOException - on failure
  - close
```
public void close()
           throws java.io.IOException
```
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Specified by:
    
    close in interface java.io.Closeable
    
    Specified by:
    
    close in class java.io.Reader
    
    Throws:
    
    java.io.IOException
  - read
```
public int read(char[] buff,
                int off,
                int len)
         throws java.io.IOException
```
    Specified by:
    
    read in class java.io.Reader
    
    Throws:
    
    java.io.IOException