198 public URL getJarFileURL() {
199 return jarFileURL;
200 }
201
202 /**
203 * Return the entry name for this connection. This method
204 * returns null if the JAR file URL corresponding to this
205 * connection points to a JAR file and not a JAR file entry.
206 *
207 * @return the entry name for this connection, if any.
208 */
209 public String getEntryName() {
210 return entryName;
211 }
212
213 /**
214 * Return the JAR file for this connection.
215 *
216 * @return the JAR file for this connection. If the connection is
217 * a connection to an entry of a JAR file, the JAR file object is
218 * returned
219 *
220 * @throws IOException if an IOException occurs while trying to
221 * connect to the JAR file for this connection.
222 *
223 * @see #connect
224 */
225 public abstract JarFile getJarFile() throws IOException;
226
227 /**
228 * Returns the Manifest for this connection, or null if none.
229 *
230 * @return the manifest object corresponding to the JAR file object
231 * for this connection.
232 *
233 * @throws IOException if getting the JAR file for this
234 * connection causes an IOException to be thrown.
235 *
236 * @see #getJarFile
237 */
238 public Manifest getManifest() throws IOException {
239 return getJarFile().getManifest();
240 }
241
242 /**
243 * Return the JAR entry object for this connection, if any. This
244 * method returns null if the JAR file URL corresponding to this
245 * connection points to a JAR file and not a JAR file entry.
246 *
247 * @return the JAR entry object for this connection, or null if
248 * the JAR URL for this connection points to a JAR file.
249 *
250 * @throws IOException if getting the JAR file for this
251 * connection causes an IOException to be thrown.
252 *
253 * @see #getJarFile
254 * @see #getJarEntry
255 */
256 public JarEntry getJarEntry() throws IOException {
257 return entryName == null ? null : getJarFile().getJarEntry(entryName);
258 }
259
260 /**
261 * Return the Attributes object for this connection if the URL
262 * for it points to a JAR file entry, null otherwise.
263 *
264 * @return the Attributes object for this connection if the URL
265 * for it points to a JAR file entry, null otherwise.
266 *
267 * @throws IOException if getting the JAR entry causes an
268 * IOException to be thrown.
269 *
270 * @see #getJarEntry
271 */
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198 public URL getJarFileURL() {
199 return jarFileURL;
200 }
201
202 /**
203 * Return the entry name for this connection. This method
204 * returns null if the JAR file URL corresponding to this
205 * connection points to a JAR file and not a JAR file entry.
206 *
207 * @return the entry name for this connection, if any.
208 */
209 public String getEntryName() {
210 return entryName;
211 }
212
213 /**
214 * Return the JAR file for this connection.
215 *
216 * @return the JAR file for this connection. If the connection is
217 * a connection to an entry of a JAR file, the JAR file object is
218 * returned. The JAR file is also returned if the connection to
219 * a JAR file entry fails, but the JAR file itself is accessible.
220 *
221 * @throws IOException if an IOException occurs while trying to
222 * connect to the JAR file for this connection.
223 *
224 * @see #connect
225 */
226 public abstract JarFile getJarFile() throws IOException;
227
228 /**
229 * Returns the Manifest for this connection, or null if none.
230 *
231 * @return the manifest object corresponding to the JAR file object
232 * for this connection. If the connection is a connection to an
233 * entry of a JAR file, the manifest object is also returned if the
234 * connection to a JAR file entry fails, but the JAR file itself is
235 * accessible.
236 *
237 * @throws IOException if getting the JAR file for this
238 * connection causes an IOException to be thrown.
239 *
240 * @see #getJarFile
241 */
242 public Manifest getManifest() throws IOException {
243 return getJarFile().getManifest();
244 }
245
246 /**
247 * Return the JAR entry object for this connection, if any. This
248 * method returns null if the JAR file URL corresponding to this
249 * connection points to a JAR file and not a JAR file entry.
250 *
251 * @return the JAR entry object for this connection, or null if
252 * the JAR URL for this connection points to a JAR file.
253 *
254 * @throws IOException if getting the JAR file for this
255 * connection causes an IOException to be thrown, or if the
256 * connection to a JAR file entry fails.
257 *
258 * @see #getJarFile
259 * @see #getJarEntry
260 */
261 public JarEntry getJarEntry() throws IOException {
262 return entryName == null ? null : getJarFile().getJarEntry(entryName);
263 }
264
265 /**
266 * Return the Attributes object for this connection if the URL
267 * for it points to a JAR file entry, null otherwise.
268 *
269 * @return the Attributes object for this connection if the URL
270 * for it points to a JAR file entry, null otherwise.
271 *
272 * @throws IOException if getting the JAR entry causes an
273 * IOException to be thrown.
274 *
275 * @see #getJarEntry
276 */
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