Merge pull request #37 from swedenconnect/feature/IS-36-http-proxy

IS-36 Documentation about HTTP proxy

docs/configuration.md

@@ -115,7 +115,7 @@ See https://github.com/swedenconnect/credentials-support for details about the [
 | `backup-location` | If the `location` setting is an URL, a "backup location" may be assigned to store downloaded metadata. | [File](https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/File.html) | - |
 | `mdq` | If the `location` setting is an URL, setting the MDQ-flag means that the metadata MDQ (https://www.ietf.org/id/draft-young-md-query-17.html) protocol is used. | Boolean | `false` |
 | `validation-certificate` | The certificate used to validate the metadata. | [Resource](https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/core/io/Resource.html) pointing at the certificate resource. | - |
-| `http-proxy.*` | If the `location` setting is an URL and a HTTP proxy is required this setting configures this proxy. | [MetadataProviderConfigurationProperties.HttpProxy](https://github.com/swedenconnect/saml-identity-provider/blob/main/autoconfigure/src/main/java/se/swedenconnect/spring/saml/idp/autoconfigure/settings/MetadataProviderConfigurationProperties.java) | - |
+| `http-proxy.*` | If the `location` setting is an URL and a HTTP proxy is required this setting configures this proxy.<br /><br />**Note:** This setting is only needed if you require another HTTP proxy that what is configured for the system, or if the system HTTP proxy settings are not set. If Java's HTTP proxy settings are set (see [Java Networking and Proxies](https://docs.oracle.com/javase/8/docs/technotes/guides/net/proxies.html)), these settings will be used by the metadata provider. | [MetadataProviderConfigurationProperties.HttpProxy](https://github.com/swedenconnect/saml-identity-provider/blob/main/autoconfigure/src/main/java/se/swedenconnect/spring/saml/idp/autoconfigure/settings/MetadataProviderConfigurationProperties.java) | - |
 
 
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