DataInput (PDFBox reactor 2.0.3 API)

java.lang.Object
- org.apache.fontbox.cff.DataInput

Direct Known Subclasses:

CFFDataInput
```
public class DataInput
extends Object
```
This class contains some functionality to read a byte buffer.

Author:

Villu Ruusmann

Constructor Summary

Constructors
Constructor and Description

DataInput(byte[] buffer)
Constructor.

Constructors
Constructor and Description
`DataInput(byte[] buffer)` Constructor.

Method Summary

Methods
Modifier and Type	Method and Description
`int`	`getPosition()` Returns the current position.
`String`	`getString()` Returns the buffer as an ISO-8859-1 string.
`boolean`	`hasRemaining()` Determines if there are any bytes left to read or not.
`int`	`length()`
`int`	`peekUnsignedByte(int offset)` Peeks one single unsigned byte from the buffer.
`byte`	`readByte()` Read one single byte from the buffer.
`byte[]`	`readBytes(int length)` Read a number of single byte values from the buffer.
`int`	`readInt()` Read one single int (4 bytes) from the buffer.
`short`	`readShort()` Read one single short value from the buffer.
`int`	`readUnsignedByte()` Read one single unsigned byte from the buffer.
`int`	`readUnsignedShort()` Read one single unsigned short (2 bytes) value from the buffer.
`void`	`setPosition(int position)` Sets the current position to the given value.

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

- Constructor Detail
  - DataInput
```
public DataInput(byte[] buffer)
```
    Constructor.
    
    Parameters:
    buffer - the buffer to be read
- Method Detail
  - hasRemaining
```
public boolean hasRemaining()
```
    Determines if there are any bytes left to read or not.
    
    Returns:
    true if there are any bytes left to read
  - getPosition
```
public int getPosition()
```
    Returns the current position.
    
    Returns:
    current position
  - setPosition
```
public void setPosition(int position)
```
    Sets the current position to the given value.
    
    Parameters:
    position - the given position
  - getString
```
public String getString()
                 throws IOException
```
    Returns the buffer as an ISO-8859-1 string.
    
    Returns:
    the buffer as string
    
    Throws:
    
    IOException - if an error occurs during reading
  - readByte
```
public byte readByte()
              throws IOException
```
    Read one single byte from the buffer.
    
    Returns:
    the byte
    
    Throws:
    
    IOException - if an error occurs during reading
  - readUnsignedByte
```
public int readUnsignedByte()
                     throws IOException
```
    Read one single unsigned byte from the buffer.
    
    Returns:
    the unsigned byte as int
    
    Throws:
    
    IOException - if an error occurs during reading
  - peekUnsignedByte
```
public int peekUnsignedByte(int offset)
                     throws IOException
```
    Peeks one single unsigned byte from the buffer.
    
    Returns:
    the unsigned byte as int
    
    Throws:
    
    IOException - if an error occurs during reading
  - readShort
```
public short readShort()
                throws IOException
```
    Read one single short value from the buffer.
    
    Returns:
    the short value
    
    Throws:
    
    IOException - if an error occurs during reading
  - readUnsignedShort
```
public int readUnsignedShort()
                      throws IOException
```
    Read one single unsigned short (2 bytes) value from the buffer.
    
    Returns:
    the unsigned short value as int
    
    Throws:
    
    IOException - if an error occurs during reading
  - readInt
```
public int readInt()
            throws IOException
```
    Read one single int (4 bytes) from the buffer.
    
    Returns:
    the int value
    
    Throws:
    
    IOException - if an error occurs during reading
  - readBytes
```
public byte[] readBytes(int length)
                 throws IOException
```
    Read a number of single byte values from the buffer.
    
    Parameters:
    length - the number of bytes to be read
    
    Returns:
    an array with containing the bytes from the buffer
    
    Throws:
    
    IOException - if an error occurs during reading
  - length
```
public int length()
```

Class DataInput

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

DataInput

Method Detail

hasRemaining

getPosition

setPosition

getString

readByte

readUnsignedByte

peekUnsignedByte

readShort

readUnsignedShort

readInt

readBytes

length