sortpom.util.UrlWrapper Maven / Gradle / Ivy

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package sortpom.util;

import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;

/**
 * Wraps the java URL class so that it exposes methods to determine if entered values are urls or
 * not.
 *
 * @author bjorn
 * @since 2013-08-16
 */
class UrlWrapper {
  private final String spec;

  public UrlWrapper(String spec) {
    this.spec = spec;
  }

  public boolean isUrl() {
    try {
      new URL(spec);
      return true;
    } catch (MalformedURLException e) {
      return false;
    }
  }

  public InputStream openStream() throws IOException {
    URL url = new URL(spec);
    return url.openStream();
  }
}