URLPath.java

package org.kalisen.classpathdoctor;

import java.io.IOException;
import java.io.Serializable;
import java.net.URL;
import java.util.ResourceBundle;

public class URLPath implements PathEntry, Serializable {

	private URL url = null;
	private Version version = new DefaultVersion();

	public URLPath(URL url) {
		setUrl(url);
	}

	public Version getVersion() {
		return this.version;
	}

	public String getPath() {
		return this.url.toString();
	}

	public boolean exists() {
		boolean result = false;
		try {
			result = this.url.getContent() != null;
		} catch (IOException e) {
			// result stays false;
		}
		return result;
	}

	public URL getUrl() {
		return this.url;
	}

	public void setUrl(URL url) {
		if (url == null) {
			throw new IllegalArgumentException(ResourceBundle.getBundle(
					"UsersMessages").getString("null.is.not.a.valid.argument"));
		}
		this.url = url;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result
				+ ((this.url == null) ? 0 : this.url.hashCode());
		result = prime * result
				+ ((this.version == null) ? 0 : this.version.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		URLPath other = (URLPath) obj;
		if (this.url == null) {
			if (other.url != null) {
				return false;
			}
		} else if (!this.url.equals(other.url)) {
			return false;
		}
		if (this.version == null) {
			if (other.version != null) {
				return false;
			}
		} else if (!this.version.equals(other.version)) {
			return false;
		}
		return true;
	}

}