HerokuUtil.java

package org.springframework.cloud.heroku;

public class HerokuUtil {
	public static String computeServiceName(String envVar) {
		String[] stripSuffices = new String[]{"_URL", "_URI"};

		for (String suffix: stripSuffices) {
			if (envVar.endsWith(suffix)) {
				return envVar.substring(0, envVar.length() - suffix.length());
			}
		}

		return envVar;
	}
}