JavaUtils

java.lang.Object
- org.apache.xml.security.utils.JavaUtils

```
public class JavaUtils
extends java.lang.Object
```
A collection of different, general-purpose methods for JAVA-specific things

Author:

Christian Geuer-Pollmann

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static byte[]`	`getBytesFromFile(java.lang.String fileName)`	Method getBytesFromFile
`static byte[]`	`getBytesFromStream(java.io.InputStream inputStream)`	This method reads all bytes from the given InputStream till EOF and returns them as a byte array.
`static void`	`writeBytesToFilename(java.lang.String filename, byte[] bytes)`	Method writeBytesToFilename

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

- Method Detail
  - getBytesFromFile
```
public static byte[] getBytesFromFile(java.lang.String fileName)
                               throws java.io.FileNotFoundException,
                                      java.io.IOException
```
    Method getBytesFromFile
    
    Parameters:
    
    fileName -
    
    Returns:
    
    the bytes readed from the file
    
    Throws:
    
    java.io.FileNotFoundException
    
    java.io.IOException
  - writeBytesToFilename
```
public static void writeBytesToFilename(java.lang.String filename,
                                        byte[] bytes)
```
    Method writeBytesToFilename
    
    Parameters:
    
    filename -
    
    bytes -
  - getBytesFromStream
```
public static byte[] getBytesFromStream(java.io.InputStream inputStream)
                                 throws java.io.IOException
```
    This method reads all bytes from the given InputStream till EOF and returns them as a byte array.
    
    Parameters:
    
    inputStream -
    
    Returns:
    
    the bytes readed from the stream
    
    Throws:
    
    java.io.FileNotFoundException
    
    java.io.IOException