com.bea.plateng.gpr.registry
Class RegistryInfoImpl

java.lang.Object
  com.bea.plateng.gpr.registry.RegistryInfoImpl

All Implemented Interfaces:

RegistryInfo

public class RegistryInfoImpl
extends java.lang.Object
implements RegistryInfo

Inspects the registry.xml file of a BEA Home directory for installed products and subcomponents.

Version:

4.0.0 Jan 31, 2005

Author:

Copyright (c) 2004 by BEA Systems, Inc., All Rights Reserved.

Constructor Summary

RegistryInfoImpl(java.lang.String beaHomeDir)
Creates a RegistryInfoImpl instance describing the registry information for the given BEA Home directory.

Method Summary

static java.lang.String[]	getBEAHomes() Returns a list of all BEA Home directories on the current machine.
java.lang.String[]	getJavaHomes() Returns the locations of all Java installations in the current BEA Home directory.
java.lang.String	getJavaVendor(java.lang.String javaHome) For a given Java home, returns the vendor of the JVM.
java.lang.String	getJavaVersion(java.lang.String javaHome) Given a Java home, returns the JVM version
ProductInfo	getProductInfo(java.lang.String productName, java.lang.String productVersion) Returns an object containing information about the installed product that matches the parameters supplied.
ProductInfo[]	getProductInfos() Returns information about all the products installed in the current BEA Home directory.

Methods inherited from class java.lang.Object

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

Constructor Detail

RegistryInfoImpl

public RegistryInfoImpl(java.lang.String beaHomeDir)
                 throws java.lang.IllegalArgumentException,
                        RegistryParsingException

Creates a RegistryInfoImpl instance describing registry information for the given BEA Home directory.

Parameters:

beaHomeDir - The absolute path to the BEA Home directory

Throws:

java.lang.IllegalArgumentException - if the parameter is null, or is an empty string, or if the parameter beaHomeDir does not exist in the file system.

RegistryParsingException - if there is an error parsing the registry

Method Detail

getJavaVendor

public java.lang.String getJavaVendor(java.lang.String javaHome)
                               throws java.lang.IllegalArgumentException

For a given Java home, returns the vendor of the JVM.

Specified by:

getJavaVendor in interface RegistryInfo

Parameters:

javaHome - The absolute location to the Java home

Returns:

The vendor of the JVM installed at the given location

Throws:

java.lang.IllegalArgumentException - if the parameter is null or is an empty string

getJavaVersion

public java.lang.String getJavaVersion(java.lang.String javaHome)
                                throws java.lang.IllegalArgumentException

Given a Java home, returns the JVM version

Specified by:

getJavaVersion in interface RegistryInfo

Parameters:

javaHome - The absolute location of the Java home

Returns:

The version of the JVM installed at the given location

Throws:

java.lang.IllegalArgumentException - if the parameter is null or is an empty string

getProductInfo

public ProductInfo getProductInfo(java.lang.String productName,
                                  java.lang.String productVersion)
                           throws java.lang.IllegalArgumentException

Returns an object containing information about the installed product that matches the parameters supplied. If the product is not found, this method returns a null value.

Specified by:

getProductInfo in interface RegistryInfo

Parameters:

productName - The name of the product to return

productVersion - The product version. For example: 7.0, 8.1, or 9.0.

Returns:

The ProductInfo object, which contains the product information, or null if no match is found

Throws:

java.lang.IllegalArgumentException - if the parameter is either null or is an empty string

getProductInfos

public ProductInfo[] getProductInfos()

Returns information about all the products installed in the current BEA Home directory. Each product is identified by a combination of the product name and version. If there are multiple versions of the same product installed, a ProductInfo object is returned for each product version.

Specified by:

getProductInfos in interface RegistryInfo

Returns:

An array of ProductInfo objects, which contains the information for all the products installed.

getJavaHomes

public java.lang.String[] getJavaHomes()

Returns the locations of all Java installations in the current BEA Home directory.

Specified by:

getJavaHomes in interface RegistryInfo

Returns:

An array of String containing the Java homes that are installed in the current BEA Home directory.

getBEAHomes

public static java.lang.String[] getBEAHomes()

Returns a list of all BEA Home directories on the current machine.

Returns:

An array of String objects, each representing a BEA Home directory, or null if no BEA Home directories are found