com.izforge.izpack.installer.unpacker
Class AbstractPackResources

java.lang.Object
  com.izforge.izpack.installer.unpacker.AbstractPackResources

All Implemented Interfaces:

PackResources

Direct Known Subclasses:

ConsolePackResources, GUIPackResources

public abstract class AbstractPackResources
extends Object
implements PackResources

Abstract implementation of the PackResources interface.

Author:

Tim Anderson

Field Summary

protected static String

WEB_TEMP_SUB_PATH Temporary directory for web installers.

Constructor Summary

AbstractPackResources(Resources resources, InstallData installData)
Constructs an AbstractPackResources.

Method Summary

InputStream	getInputStream(String name) Returns the stream to a resource.
protected InstallData	getInstallData() Returns the installation data.
InputStream	getPackStream(String name) Returns the stream to a resource.
protected abstract InputStream	getWebPackStream(String name, String webDirURL) Returns the stream to a web-based pack resource.

Methods inherited from class java.lang.Object

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

Field Detail

WEB_TEMP_SUB_PATH

protected static final String WEB_TEMP_SUB_PATH

Temporary directory for web installers.

See Also:

Constant Field Values

Constructor Detail

AbstractPackResources

public AbstractPackResources(Resources resources,
                             InstallData installData)

Constructs an AbstractPackResources.

Parameters:

resources - the resources

installData - the installation data

Method Detail

getPackStream

public InputStream getPackStream(String name)

Returns the stream to a resource.

Specified by:

getPackStream in interface PackResources

Parameters:

name - the resource name

Returns:

a stream to the resource

Throws:

ResourceNotFoundException - if the resource cannot be found

ResourceInterruptedException - if resource retrieval is interrupted

ResourceException - for any other resource error

getInputStream

public InputStream getInputStream(String name)

Returns the stream to a resource.

Specified by:

getInputStream in interface PackResources

Parameters:

name - the resource name

Returns:

a stream to the resource

Throws:

ResourceNotFoundException - if the resource cannot be found

ResourceException - for any other resource error

getWebPackStream

protected abstract InputStream getWebPackStream(String name,
                                                String webDirURL)

Returns the stream to a web-based pack resource.

Parameters:

name - the resource name

webDirURL - the web URL to load the resource from

Returns:

a stream to the resource

Throws:

ResourceNotFoundException - if the resource cannot be found

ResourceInterruptedException - if resource retrieval is interrupted

getInstallData

protected InstallData getInstallData()

Returns the installation data.

Returns:

the installation data