@SuppressWarnings("ResultOfMethodCallIgnored")
	public String buildCustomClassPath(final boolean useAbsolutePath) {
		File baseFile = baseDirectory.getFile();
		File libFolder = new File(baseFile, "lib");
		final StringBuffer customClassPath = new StringBuffer();
		customClassPath.append(getPath(baseFile, useAbsolutePath));
		if (libFolder.exists()) {
			customClassPath.append(File.pathSeparator).append(getPath(new File(baseFile, "lib"), useAbsolutePath));
			libFolder.list((dir, name) -> {
				if (name.endsWith(".jar")) {
					customClassPath.append(File.pathSeparator)
							.append(getPath(new File(dir, name), useAbsolutePath));
				}
				return true;
			});
		}
		return customClassPath.toString();
	}
Build custom class path based on the jar files on given base path.

@param useAbsolutePath true if the class path entries should be represented as
                       absolute path
@return classpath string
ngrinder-core/src/main/java/net/grinder/engine/agent/PropertyBuilder.java