161 * @return newly created script engine.
162 * @throws SecurityException
163 * if the security manager's {@code checkPermission}
164 * denies {@code RuntimePermission("nashorn.setConfig")}
165 */
166 public ScriptEngine getScriptEngine(final ClassLoader appLoader) {
167 return newEngine(DEFAULT_OPTIONS, appLoader, null);
168 }
169
170 /**
171 * Create a new Script engine initialized by given class filter.
172 *
173 * @param classFilter class filter to use.
174 * @return newly created script engine.
175 * @throws NullPointerException if {@code classFilter} is {@code null}
176 * @throws SecurityException
177 * if the security manager's {@code checkPermission}
178 * denies {@code RuntimePermission("nashorn.setConfig")}
179 */
180 public ScriptEngine getScriptEngine(final ClassFilter classFilter) {
181 Objects.requireNonNull(classFilter);
182 return newEngine(DEFAULT_OPTIONS, getAppClassLoader(), classFilter);
183 }
184
185 /**
186 * Create a new Script engine initialized by given arguments.
187 *
188 * @param args arguments array passed to script engine.
189 * @return newly created script engine.
190 * @throws NullPointerException if {@code args} is {@code null}
191 * @throws SecurityException
192 * if the security manager's {@code checkPermission}
193 * denies {@code RuntimePermission("nashorn.setConfig")}
194 */
195 public ScriptEngine getScriptEngine(final String... args) {
196 Objects.requireNonNull(args);
197 return newEngine(args, getAppClassLoader(), null);
198 }
199
200 /**
201 * Create a new Script engine initialized by given arguments.
202 *
203 * @param args arguments array passed to script engine.
204 * @param appLoader class loader to be used as script "app" class loader.
205 * @return newly created script engine.
206 * @throws NullPointerException if {@code args} is {@code null}
207 * @throws SecurityException
208 * if the security manager's {@code checkPermission}
209 * denies {@code RuntimePermission("nashorn.setConfig")}
210 */
211 public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader) {
212 Objects.requireNonNull(args);
213 return newEngine(args, appLoader, null);
214 }
215
216 /**
217 * Create a new Script engine initialized by given arguments.
218 *
219 * @param args arguments array passed to script engine.
220 * @param appLoader class loader to be used as script "app" class loader.
221 * @param classFilter class filter to use.
222 * @return newly created script engine.
223 * @throws NullPointerException if {@code args} or {@code classFilter} is {@code null}
224 * @throws SecurityException
225 * if the security manager's {@code checkPermission}
226 * denies {@code RuntimePermission("nashorn.setConfig")}
227 */
228 public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
229 Objects.requireNonNull(args);
230 Objects.requireNonNull(classFilter);
231 return newEngine(args, appLoader, classFilter);
232 }
233
234 private ScriptEngine newEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
235 checkConfigPermission();
236 try {
237 return new NashornScriptEngine(this, args, appLoader, classFilter);
238 } catch (final RuntimeException e) {
239 if (Context.DEBUG) {
240 e.printStackTrace();
241 }
242 throw e;
243 }
244 }
245
246 // -- Internals only below this point
247
248 private static void checkConfigPermission() {
249 final SecurityManager sm = System.getSecurityManager();
250 if (sm != null) {
251 sm.checkPermission(new RuntimePermission(Context.NASHORN_SET_CONFIG));
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161 * @return newly created script engine.
162 * @throws SecurityException
163 * if the security manager's {@code checkPermission}
164 * denies {@code RuntimePermission("nashorn.setConfig")}
165 */
166 public ScriptEngine getScriptEngine(final ClassLoader appLoader) {
167 return newEngine(DEFAULT_OPTIONS, appLoader, null);
168 }
169
170 /**
171 * Create a new Script engine initialized by given class filter.
172 *
173 * @param classFilter class filter to use.
174 * @return newly created script engine.
175 * @throws NullPointerException if {@code classFilter} is {@code null}
176 * @throws SecurityException
177 * if the security manager's {@code checkPermission}
178 * denies {@code RuntimePermission("nashorn.setConfig")}
179 */
180 public ScriptEngine getScriptEngine(final ClassFilter classFilter) {
181 return newEngine(DEFAULT_OPTIONS, getAppClassLoader(), Objects.requireNonNull(classFilter));
182 }
183
184 /**
185 * Create a new Script engine initialized by given arguments.
186 *
187 * @param args arguments array passed to script engine.
188 * @return newly created script engine.
189 * @throws NullPointerException if {@code args} is {@code null}
190 * @throws SecurityException
191 * if the security manager's {@code checkPermission}
192 * denies {@code RuntimePermission("nashorn.setConfig")}
193 */
194 public ScriptEngine getScriptEngine(final String... args) {
195 return newEngine(Objects.requireNonNull(args), getAppClassLoader(), null);
196 }
197
198 /**
199 * Create a new Script engine initialized by given arguments.
200 *
201 * @param args arguments array passed to script engine.
202 * @param appLoader class loader to be used as script "app" class loader.
203 * @return newly created script engine.
204 * @throws NullPointerException if {@code args} is {@code null}
205 * @throws SecurityException
206 * if the security manager's {@code checkPermission}
207 * denies {@code RuntimePermission("nashorn.setConfig")}
208 */
209 public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader) {
210 return newEngine(Objects.requireNonNull(args), appLoader, null);
211 }
212
213 /**
214 * Create a new Script engine initialized by given arguments.
215 *
216 * @param args arguments array passed to script engine.
217 * @param appLoader class loader to be used as script "app" class loader.
218 * @param classFilter class filter to use.
219 * @return newly created script engine.
220 * @throws NullPointerException if {@code args} or {@code classFilter} is {@code null}
221 * @throws SecurityException
222 * if the security manager's {@code checkPermission}
223 * denies {@code RuntimePermission("nashorn.setConfig")}
224 */
225 public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
226 return newEngine(Objects.requireNonNull(args), appLoader, Objects.requireNonNull(classFilter));
227 }
228
229 private ScriptEngine newEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
230 checkConfigPermission();
231 try {
232 return new NashornScriptEngine(this, args, appLoader, classFilter);
233 } catch (final RuntimeException e) {
234 if (Context.DEBUG) {
235 e.printStackTrace();
236 }
237 throw e;
238 }
239 }
240
241 // -- Internals only below this point
242
243 private static void checkConfigPermission() {
244 final SecurityManager sm = System.getSecurityManager();
245 if (sm != null) {
246 sm.checkPermission(new RuntimePermission(Context.NASHORN_SET_CONFIG));
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