Package org.mycore.common.config

Class MCRConfigurationInputStream

java.lang.Object

java.io.InputStream

org.mycore.common.config.MCRConfigurationInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class MCRConfigurationInputStream
extends InputStream

A InputStream from (preferably) property files. All available InputStreams are combined in this order:

1. mycore-base
2. other mycore-components
3. application modules
4. installation specific files

Since:

2013.12

Author:

Thomas Scheffler (yagee), Robert Stephan

Constructor Summary

Constructors

Constructor	Description
MCRConfigurationInputStream(String filename)	Combined Stream of all config files named filename available via MCRRuntimeComponentDetector.getAllComponents().

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
static List<byte[]>	getConfigFileContents(String filename)	return an enumeration of input streams of configuration files found in MyCoRe components and modules, respecting the proper loading order
static MCRConfigurationInputStream	getMyCoRePropertiesInstance()	InputStream that includes all properties from MCRRuntimeComponentDetector.getAllComponents() and mycore.properties.
boolean	isEmpty()
int	read()
int	read(byte[] b, int off, int len)

Methods inherited from class java.io.InputStream

mark, markSupported, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MCRConfigurationInputStream

public MCRConfigurationInputStream(String filename)
                            throws IOException

Combined Stream of all config files named filename available via MCRRuntimeComponentDetector.getAllComponents().

Parameters:

filename - , e.g. mycore.properties or messages_de.properties

Throws:

IOException

Method Details

getMyCoRePropertiesInstance

public static MCRConfigurationInputStream getMyCoRePropertiesInstance()
                                                               throws IOException

InputStream that includes all properties from MCRRuntimeComponentDetector.getAllComponents() and mycore.properties. Use system property MCR.Configuration.File to configure alternative property file.

Throws:

IOException

Since:

2014.04

isEmpty

public boolean isEmpty()

getConfigFileContents

public static List<byte[]> getConfigFileContents(String filename)
                                          throws IOException

return an enumeration of input streams of configuration files found in MyCoRe components and modules, respecting the proper loading order

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b,
 int off,
 int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException