Package org.apache.tomcat.util.digester

Class EnvironmentPropertySource

java.lang.Object

org.apache.tomcat.util.digester.EnvironmentPropertySource

All Implemented Interfaces:

IntrospectionUtils.PropertySource

public class EnvironmentPropertySource
extends Object
implements IntrospectionUtils.PropertySource

A IntrospectionUtils.PropertySource that uses environment variables to resolve expressions.

Usage example:

Configure the certificate with environment variables.

   
     <SSLHostConfig>
           <Certificate certificateKeyFile="${CERTIFICATE_KEY_FILE}"
                        certificateFile="${CERTIFICATE_FILE}"
                        certificateChainFile="${CERTIFICATE_CHAIN_FILE}"
                        type="RSA" />
     </SSLHostConfig> 
 

How to configure:

 
   echo "org.apache.tomcat.util.digester.PROPERTY_SOURCE=org.apache.tomcat.util.digester.EnvironmentPropertySource" >> conf/catalina.properties
 

or add this to CATALINA_OPTS

 
   -Dorg.apache.tomcat.util.digester.PROPERTY_SOURCE=org.apache.tomcat.util.digester.EnvironmentPropertySource
 

NOTE: When configured the PropertySource for resolving expressions from system properties is still active.

See Also:

• Digester
• Tomcat Configuration Reference System Properties

Constructor Summary

Constructors

Constructor	Description
EnvironmentPropertySource()

Method Summary

Modifier and Type	Method	Description
String	getProperty(String key)

Methods inherited from class java.lang.Object

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

Constructor Details

EnvironmentPropertySource

public EnvironmentPropertySource()

Method Details

getProperty

public String getProperty(String key)

Specified by:

getProperty in interface IntrospectionUtils.PropertySource