com.tngtech.configbuilder.annotation.valueextractor.EnvironmentVariableProcessor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of config-builder Show documentation

The Config Builder creates fully configured instances of config classes, using values from various sources like properties files, command line arguments etc.

There is a newer version: 1.8.1

Show newest version

package com.tngtech.configbuilder.annotation.valueextractor;

import com.tngtech.configbuilder.util.ConfigBuilderFactory;

import java.lang.annotation.Annotation;

/**
 * Processes EnvironmentVariableValue annotations, implements ValueExtractorProcessor
 */
public class EnvironmentVariableProcessor implements ValueExtractorProcessor {
    public String getValue(Annotation annotation, ConfigBuilderFactory configBuilderFactory) {
        return System.getenv(((EnvironmentVariableValue) annotation).value());
    }
}