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package org.webmacro; |
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import java.io.BufferedReader; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.InputStreamReader; |
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import java.io.OutputStream; |
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import java.io.UnsupportedEncodingException; |
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import java.lang.ref.WeakReference; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.util.Arrays; |
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import java.util.Enumeration; |
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import java.util.Hashtable; |
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import java.util.Iterator; |
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import java.util.Map; |
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import java.util.Properties; |
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import java.util.WeakHashMap; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.webmacro.broker.ContextAutoLoader; |
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import org.webmacro.engine.DefaultEvaluationExceptionHandler; |
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import org.webmacro.engine.EvaluationExceptionHandler; |
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import org.webmacro.engine.IntrospectionUtils; |
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import org.webmacro.engine.MethodWrapper; |
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import org.webmacro.engine.PropertyOperatorCache; |
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import org.webmacro.util.Settings; |
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import org.webmacro.util.SubSettings; |
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import java.util.concurrent.ConcurrentHashMap; |
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| 76 | 0 | public class Broker |
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{ |
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public static final String WEBMACRO_DEFAULTS = "WebMacro.defaults"; |
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public static final String WEBMACRO_PROPERTIES = "WebMacro.properties"; |
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public static final String SETTINGS_PREFIX = "org.webmacro"; |
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|
| 83 | 2 | public static final WeakHashMap BROKERS = new WeakHashMap(); |
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private static Settings _defaultSettings; |
| 86 | 2 | protected static ClassLoader _myClassLoader = Broker.class.getClassLoader(); |
| 87 | 2 | protected static ClassLoader _systemClassLoader = ClassLoader.getSystemClassLoader(); |
| 88 | |
|
| 89 | 6 | final protected Hashtable _providers = new Hashtable(); |
| 90 | 6 | final protected Settings _config = new Settings(); |
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final protected String _name; |
| 92 | 6 | final public PropertyOperatorCache _propertyOperators |
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= new PropertyOperatorCache(); |
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| 95 | 6 | protected Logger _log = LoggerFactory.getLogger(Broker.class); |
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private EvaluationExceptionHandler _eeHandler; |
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| 100 | 6 | private Map _brokerLocal = new ConcurrentHashMap(); |
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| 103 | 6 | private Map _functionMap = new ConcurrentHashMap(); |
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| 106 | 6 | private Map _toolLoader = new ConcurrentHashMap(); |
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| 109 | 6 | private Map _macros = new ConcurrentHashMap(); |
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protected Broker () throws InitException |
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{ |
| 133 | 2 | this((Broker) null, WEBMACRO_PROPERTIES); |
| 134 | 2 | String propertySource = WEBMACRO_DEFAULTS + ", " + WEBMACRO_PROPERTIES |
| 135 | |
+ ", " + "(System Properties)"; |
| 136 | 2 | loadDefaultSettings(); |
| 137 | 2 | loadSettings(WEBMACRO_PROPERTIES, true); |
| 138 | 2 | loadSystemSettings(); |
| 139 | 2 | _log.info("Loaded settings from " + propertySource); |
| 140 | 2 | init(); |
| 141 | 2 | } |
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protected Broker (Properties props) throws InitException |
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{ |
| 150 | 0 | this((Broker) null, "Ad-hoc Properties " + props.hashCode()); |
| 151 | 0 | String propertySource = WEBMACRO_DEFAULTS + ", " + WEBMACRO_PROPERTIES |
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+ ", (caller-supplied Properties), (System Properties)"; |
| 153 | 0 | loadDefaultSettings(); |
| 154 | 0 | loadSettings(WEBMACRO_PROPERTIES, true); |
| 155 | 0 | loadSettings(props); |
| 156 | 0 | loadSystemSettings(); |
| 157 | 0 | _log.info("Loaded settings from " + propertySource); |
| 158 | 0 | init(); |
| 159 | 0 | } |
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protected Broker (String fileName) throws InitException |
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{ |
| 168 | 0 | this((Broker) null, fileName); |
| 169 | 0 | String propertySource = WEBMACRO_DEFAULTS + ", " + fileName; |
| 170 | 0 | loadDefaultSettings(); |
| 171 | 0 | boolean loaded = loadSettings(fileName, false); |
| 172 | 0 | if (!loaded) |
| 173 | |
{ |
| 174 | 0 | propertySource += "(not found)"; |
| 175 | |
} |
| 176 | 0 | loadSystemSettings(); |
| 177 | 0 | propertySource += ", " + "(System Properties)"; |
| 178 | 0 | _log.info("Loaded settings from " + propertySource); |
| 179 | 0 | init(); |
| 180 | 0 | } |
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protected Broker (Broker dummy, String name) |
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throws InitException |
| 192 | 6 | { |
| 193 | 6 | _name = name; |
| 194 | 6 | } |
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public Logger getBrokerLog() |
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{ |
| 202 | 0 | return _log; |
| 203 | |
} |
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|
| 205 | 12 | private class ProviderSettingHandler extends Settings.ListSettingHandler |
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{ |
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public void processSetting (String settingKey, String settingValue) |
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{ |
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try |
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{ |
| 211 | 36 | Class pClass = classForName(settingValue); |
| 212 | 36 | Provider instance = (Provider) pClass.newInstance(); |
| 213 | 36 | addProvider(instance, settingKey); |
| 214 | |
} |
| 215 | 0 | catch (Exception e) |
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{ |
| 217 | 0 | _log.error("Provider (" + settingValue + ") failed to load", e); |
| 218 | 36 | } |
| 219 | 36 | } |
| 220 | |
} |
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|
| 222 | 12 | private class AutoLoaderSettingHandler extends Settings.ListSettingHandler |
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{ |
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public void processSetting (String settingKey, String settingValue) |
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{ |
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try |
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{ |
| 228 | 12 | Class pClass = classForName(settingValue); |
| 229 | 12 | ContextAutoLoader instance = (ContextAutoLoader) pClass.newInstance(); |
| 230 | 12 | instance.init(Broker.this, settingKey); |
| 231 | |
} |
| 232 | 0 | catch (Exception e) |
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{ |
| 234 | 0 | _log.error("ContextAutoLoader (" + settingValue + ") failed to load", e); |
| 235 | 12 | } |
| 236 | 12 | } |
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} |
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protected void init () throws InitException |
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{ |
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String eehClass; |
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| 249 | 6 | _propertyOperators.init(this, _config); |
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| 252 | 6 | if (_log.isDebugEnabled()) |
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{ |
| 254 | 0 | String[] properties = _config.getKeys(); |
| 255 | 0 | Arrays.sort(properties); |
| 256 | 0 | for (int i = 0; i < properties.length; i++) |
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{ |
| 258 | 0 | _log.debug("Property " + properties[i] + ": " |
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+ _config.getSetting(properties[i])); |
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} |
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} |
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|
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|
| 264 | 6 | _config.processListSetting("Providers", new ProviderSettingHandler()); |
| 265 | 6 | if (_providers.size() == 0) |
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{ |
| 267 | 0 | _log.error("No Providers specified"); |
| 268 | 0 | throw new InitException("No Providers specified in configuration"); |
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} |
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|
| 271 | 6 | _config.processListSetting("ContextAutoLoaders", new AutoLoaderSettingHandler()); |
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|
| 274 | 6 | eehClass = _config.getSetting("ExceptionHandler"); |
| 275 | 6 | if (eehClass != null && !eehClass.equals("")) |
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{ |
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try |
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{ |
| 279 | 6 | _eeHandler = (EvaluationExceptionHandler) |
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classForName(eehClass).newInstance(); |
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} |
| 282 | 0 | catch (Exception e) |
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{ |
| 284 | 0 | _log.warn("Unable to instantiate exception handler of class " |
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+ eehClass + "; " + e); |
| 286 | 6 | } |
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} |
| 288 | 6 | if (_eeHandler == null) |
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{ |
| 290 | 0 | _eeHandler = new DefaultEvaluationExceptionHandler(); |
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} |
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| 293 | 6 | _eeHandler.init(this, _config); |
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|
| 296 | 6 | SubSettings fnSettings = new SubSettings(_config, "Functions"); |
| 297 | 6 | String[] fns = fnSettings.getKeys(); |
| 298 | 132 | for (int i = 0; fns != null && i < fns.length; i++) |
| 299 | |
{ |
| 300 | 126 | String fn = fns[i]; |
| 301 | 126 | String fnSetting = fnSettings.getSetting(fn); |
| 302 | 126 | int lastDot = fnSetting.lastIndexOf('.'); |
| 303 | 126 | if (lastDot == -1) |
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{ |
| 305 | 0 | throw new IllegalArgumentException("Bad function declaration for " |
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+ fn + ": " + fnSetting |
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+ ". This setting must include full class name followed by a '.' and method name"); |
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} |
| 309 | 126 | String fnClassName = fnSetting.substring(0, lastDot); |
| 310 | 126 | String fnMethName = fnSetting.substring(lastDot + 1); |
| 311 | |
|
| 312 | 126 | String fnType = _config.getSetting("Function." + fn + ".type", "static"); |
| 313 | 126 | Object[] args = null; |
| 314 | 126 | if ("factory".equals(fnType)) |
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{ |
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|
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} |
| 322 | 126 | if (!"static".equals(fnType)) |
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{ |
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|
| 325 | 0 | String argString = _config.getSetting("Function." + fn + ".args"); |
| 326 | 0 | if (argString != null) |
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{ |
| 328 | 0 | if (!argString.startsWith("[")) |
| 329 | |
{ |
| 330 | 0 | argString = "[" + argString + "]"; |
| 331 | |
} |
| 332 | 0 | org.webmacro.engine.StringTemplate tmpl = |
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new org.webmacro.engine.StringTemplate(this, "#set $args=" + argString); |
| 334 | 0 | Context argContext = new Context(this); |
| 335 | |
try |
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{ |
| 337 | 0 | tmpl.evaluateAsString(argContext); |
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} |
| 339 | 0 | catch (Exception e) |
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{ |
| 341 | 0 | _log.error("Unable to evaluate arguments to function " + fn |
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+ ". The specified string was " + argString + ".", e); |
| 343 | 0 | } |
| 344 | 0 | args = (Object[]) argContext.get("args"); |
| 345 | 0 | _log.debug("Args for function " + fn + ": " + Arrays.asList(args)); |
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} |
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} |
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|
| 349 | 126 | Class c = null; |
| 350 | |
try |
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{ |
| 352 | 126 | c = Class.forName(fnClassName); |
| 353 | |
} |
| 354 | 0 | catch (Exception e) |
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{ |
| 356 | 0 | _log.error("Unable to load class " + fnClassName + " for function " + fn, e); |
| 357 | 126 | } |
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|
| 359 | 126 | Object o = c; |
| 360 | |
try |
| 361 | |
{ |
| 362 | 126 | if (c != null) |
| 363 | |
{ |
| 364 | 126 | if ("instance".equals(fnType)) |
| 365 | |
{ |
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|
| 367 | 0 | o = IntrospectionUtils.instantiate(c, args); |
| 368 | |
} |
| 369 | |
} |
| 370 | 126 | MethodWrapper mw = new MethodWrapper(o, fnMethName); |
| 371 | 126 | _functionMap.put(fn, mw); |
| 372 | |
} |
| 373 | 0 | catch (Exception e) |
| 374 | |
{ |
| 375 | 0 | _log.error("Unable to instantiate the function " + fn |
| 376 | |
+ " using the supplied configuration.", e); |
| 377 | 126 | } |
| 378 | |
} |
| 379 | |
|
| 380 | 6 | MacroIncludeSettingHandler macroHandler = new MacroIncludeSettingHandler(); |
| 381 | |
|
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|
| 383 | 6 | _config.processListSetting("Macros.Include",macroHandler); |
| 384 | |
|
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|
| 386 | 6 | if (macroHandler.e != null) { |
| 387 | 0 | throw new InitException("Error loading one or more macro libraries",macroHandler.e); |
| 388 | |
} |
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|
| 390 | 6 | } |
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|
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|
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|
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|
| 395 | 12 | private class MacroIncludeSettingHandler extends Settings.ListSettingHandler { |
| 396 | |
Exception e; |
| 397 | |
|
| 398 | |
public void processSetting(String settingKey, String settingValue) { |
| 399 | |
try { |
| 400 | 0 | Template t = (Template) getProvider("template").get(settingValue); |
| 401 | 0 | _macros.putAll(t.getMacros()); |
| 402 | 0 | } catch (ResourceException e) { |
| 403 | 0 | _log.error("Error loading macro library '"+settingValue+"', ignoring it",e); |
| 404 | |
|
| 405 | 0 | if (this.e == null) this.e = e; |
| 406 | 0 | } |
| 407 | 0 | } |
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|
| 409 | |
} |
| 410 | |
|
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|
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|
| 413 | |
public static Broker getBroker () throws InitException |
| 414 | |
{ |
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try |
| 416 | |
{ |
| 417 | 850 | Broker b = findBroker(WEBMACRO_PROPERTIES); |
| 418 | 850 | if (b == null) |
| 419 | |
{ |
| 420 | 2 | b = new Broker(); |
| 421 | 2 | register(WEBMACRO_PROPERTIES, b); |
| 422 | |
} |
| 423 | 850 | return b; |
| 424 | |
} |
| 425 | 0 | catch (InitException e) |
| 426 | |
{ |
| 427 | 0 | throw new InitException("Failed to initialize WebMacro with default config",e); |
| 428 | |
} |
| 429 | |
} |
| 430 | |
|
| 431 | |
public static Broker getBroker (Properties p) throws InitException |
| 432 | |
{ |
| 433 | 0 | Broker b = findBroker(p); |
| 434 | 0 | if (b == null) |
| 435 | |
{ |
| 436 | 0 | b = new Broker(p); |
| 437 | 0 | register(p, b); |
| 438 | |
} |
| 439 | 0 | return b; |
| 440 | |
} |
| 441 | |
|
| 442 | |
public static Broker getBroker (String settingsFile) throws InitException |
| 443 | |
{ |
| 444 | 0 | Broker b = findBroker(settingsFile); |
| 445 | 0 | if (b == null) |
| 446 | |
{ |
| 447 | 0 | b = new Broker(settingsFile); |
| 448 | 0 | register(settingsFile, b); |
| 449 | |
} |
| 450 | |
|
| 451 | 0 | return b; |
| 452 | |
} |
| 453 | |
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| 454 | |
|
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|
| 456 | |
protected synchronized void loadDefaultSettings () |
| 457 | |
throws InitException |
| 458 | |
{ |
| 459 | 6 | if (_defaultSettings == null) |
| 460 | |
{ |
| 461 | |
try |
| 462 | |
{ |
| 463 | 2 | _defaultSettings = new Settings(WEBMACRO_DEFAULTS); |
| 464 | |
} |
| 465 | 0 | catch (IOException e) |
| 466 | |
{ |
| 467 | 0 | throw new InitException("IO Error reading " + WEBMACRO_DEFAULTS, |
| 468 | |
e); |
| 469 | 2 | } |
| 470 | |
} |
| 471 | |
|
| 472 | 6 | _config.load(_defaultSettings); |
| 473 | 6 | } |
| 474 | |
|
| 475 | |
protected boolean loadSettings (String name, |
| 476 | |
boolean optional) throws InitException |
| 477 | |
{ |
| 478 | 8 | URL u = getResource(name); |
| 479 | 8 | if (u != null) |
| 480 | |
{ |
| 481 | |
try |
| 482 | |
{ |
| 483 | 0 | _config.load(u); |
| 484 | 0 | return true; |
| 485 | |
} |
| 486 | 0 | catch (IOException e) |
| 487 | |
{ |
| 488 | 0 | if (optional) |
| 489 | |
{ |
| 490 | 0 | _log.info("Cannot find properties file " + name + ", continuing"); |
| 491 | |
} |
| 492 | 0 | e.printStackTrace(); |
| 493 | 0 | if (!optional) |
| 494 | |
{ |
| 495 | 0 | throw new InitException("Error reading settings from " + name, e); |
| 496 | |
} |
| 497 | 0 | } |
| 498 | |
} |
| 499 | |
else |
| 500 | |
{ |
| 501 | 8 | if (!optional) |
| 502 | |
{ |
| 503 | 0 | throw new InitException("Error reading settings from " + name); |
| 504 | |
} |
| 505 | |
} |
| 506 | 8 | return false; |
| 507 | |
} |
| 508 | |
|
| 509 | |
protected void loadSettings (Properties p) |
| 510 | |
{ |
| 511 | 0 | _config.load(p); |
| 512 | 0 | } |
| 513 | |
|
| 514 | |
protected void loadSystemSettings () |
| 515 | |
{ |
| 516 | |
|
| 517 | 6 | _config.load(System.getProperties(), SETTINGS_PREFIX); |
| 518 | 6 | } |
| 519 | |
|
| 520 | |
|
| 521 | |
|
| 522 | |
|
| 523 | |
|
| 524 | |
protected static void register (Object key, Broker broker) |
| 525 | |
{ |
| 526 | 6 | BROKERS.put(key, new WeakReference(broker)); |
| 527 | 6 | } |
| 528 | |
|
| 529 | |
|
| 530 | |
|
| 531 | |
|
| 532 | |
|
| 533 | |
|
| 534 | |
protected static Broker findBroker (Object key) |
| 535 | |
{ |
| 536 | 882 | WeakReference ref = (WeakReference) BROKERS.get(key); |
| 537 | 882 | if (ref != null) |
| 538 | |
{ |
| 539 | 876 | Broker broker = (Broker) ref.get(); |
| 540 | 876 | if (broker == null) |
| 541 | 0 | BROKERS.remove(key); |
| 542 | 876 | return broker; |
| 543 | |
} |
| 544 | |
else |
| 545 | |
{ |
| 546 | 6 | return null; |
| 547 | |
} |
| 548 | |
} |
| 549 | |
|
| 550 | |
|
| 551 | |
|
| 552 | |
|
| 553 | |
public Settings getSettings () |
| 554 | |
{ |
| 555 | 1746 | return _config; |
| 556 | |
} |
| 557 | |
|
| 558 | |
|
| 559 | |
|
| 560 | |
|
| 561 | |
public String getSetting (String key) |
| 562 | |
{ |
| 563 | 56 | return _config.getSetting(key); |
| 564 | |
} |
| 565 | |
|
| 566 | |
|
| 567 | |
|
| 568 | |
|
| 569 | |
public boolean getBooleanSetting (String key) |
| 570 | |
{ |
| 571 | 0 | return _config.getBooleanSetting(key); |
| 572 | |
} |
| 573 | |
|
| 574 | |
|
| 575 | |
|
| 576 | |
|
| 577 | |
public int getIntegerSetting (String key) |
| 578 | |
{ |
| 579 | 0 | return _config.getIntegerSetting(key); |
| 580 | |
} |
| 581 | |
|
| 582 | |
|
| 583 | |
|
| 584 | |
|
| 585 | |
public int getIntegerSetting (String key, int defaultValue) |
| 586 | |
{ |
| 587 | 0 | return _config.getIntegerSetting(key, defaultValue); |
| 588 | |
} |
| 589 | |
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| 590 | |
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| 591 | |
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| 592 | |
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| 593 | |
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| 594 | |
|
| 595 | |
public void addProvider (Provider p, String pType) throws InitException |
| 596 | |
{ |
| 597 | 36 | if (pType == null || pType.equals("")) |
| 598 | |
{ |
| 599 | 0 | pType = p.getType(); |
| 600 | |
} |
| 601 | 36 | p.init(this, _config); |
| 602 | 36 | _providers.put(pType, p); |
| 603 | 36 | _log.info("Loaded provider " + p); |
| 604 | 36 | if (!pType.equals(p.getType())) |
| 605 | |
{ |
| 606 | 0 | _log.info("Provider name remapped from " + p.getType() |
| 607 | |
+ " to " + pType); |
| 608 | |
} |
| 609 | 36 | } |
| 610 | |
|
| 611 | |
|
| 612 | |
|
| 613 | |
|
| 614 | |
public Provider getProvider (String type) throws NotFoundException |
| 615 | |
{ |
| 616 | 3990 | Provider p = (Provider) _providers.get(type); |
| 617 | 3990 | if (p == null) |
| 618 | |
{ |
| 619 | 0 | throw new NotFoundException("No provider for type " + type |
| 620 | |
+ ": perhaps WebMacro couldn't load its configuration?"); |
| 621 | |
} |
| 622 | 3990 | return p; |
| 623 | |
} |
| 624 | |
|
| 625 | |
|
| 626 | |
|
| 627 | |
|
| 628 | |
|
| 629 | |
|
| 630 | |
|
| 631 | |
public Iterator getProviderTypes() |
| 632 | |
{ |
| 633 | 0 | return _providers.keySet().iterator(); |
| 634 | |
} |
| 635 | |
|
| 636 | |
|
| 637 | |
|
| 638 | |
|
| 639 | |
|
| 640 | |
|
| 641 | |
public void destroy() |
| 642 | |
{ |
| 643 | 0 | Iterator providers = _providers.values().iterator(); |
| 644 | 0 | while (providers.hasNext()) { |
| 645 | 0 | ((Provider) providers.next()).destroy(); |
| 646 | |
} |
| 647 | 0 | } |
| 648 | |
|
| 649 | |
|
| 650 | |
|
| 651 | |
|
| 652 | |
|
| 653 | |
|
| 654 | |
|
| 655 | |
|
| 656 | |
|
| 657 | |
|
| 658 | |
|
| 659 | |
public final FastWriter getFastWriter (OutputStream out, String enctype) |
| 660 | |
throws UnsupportedEncodingException |
| 661 | |
{ |
| 662 | 0 | return FastWriter.getInstance(this, out, enctype); |
| 663 | |
} |
| 664 | |
|
| 665 | |
|
| 666 | |
|
| 667 | |
|
| 668 | |
public EvaluationExceptionHandler getEvaluationExceptionHandler () |
| 669 | |
{ |
| 670 | 30 | return _eeHandler; |
| 671 | |
} |
| 672 | |
|
| 673 | |
|
| 674 | |
|
| 675 | |
|
| 676 | |
|
| 677 | |
public void setEvaluationExceptionHandler (EvaluationExceptionHandler eeh) |
| 678 | |
{ |
| 679 | 0 | _eeHandler = eeh; |
| 680 | 0 | } |
| 681 | |
|
| 682 | |
|
| 683 | |
|
| 684 | |
|
| 685 | |
|
| 686 | |
|
| 687 | |
|
| 688 | |
|
| 689 | |
public Map getMacros() { |
| 690 | 224 | return _macros; |
| 691 | |
} |
| 692 | |
|
| 693 | |
|
| 694 | |
|
| 695 | |
|
| 696 | |
|
| 697 | |
public URL getResource (String name) |
| 698 | |
{ |
| 699 | 378 | URL u = _myClassLoader.getResource(name); |
| 700 | 378 | if (u == null) |
| 701 | |
{ |
| 702 | 324 | u = _systemClassLoader.getResource(name); |
| 703 | |
} |
| 704 | 378 | if (u == null) |
| 705 | |
{ |
| 706 | |
try |
| 707 | |
{ |
| 708 | 324 | u = new URL("file", null, -1, name); |
| 709 | 324 | File f = new File(u.getFile()); |
| 710 | 324 | if (!f.exists()) |
| 711 | |
{ |
| 712 | 324 | u = null; |
| 713 | |
} |
| 714 | |
} |
| 715 | 0 | catch (MalformedURLException ignored) |
| 716 | |
{ |
| 717 | 0 | _log.error("MalformedURL", ignored); |
| 718 | 324 | } |
| 719 | |
} |
| 720 | 378 | return u; |
| 721 | |
} |
| 722 | |
|
| 723 | |
|
| 724 | |
|
| 725 | |
|
| 726 | |
public InputStream getResourceAsStream (String name) |
| 727 | |
{ |
| 728 | 0 | InputStream is = _myClassLoader.getResourceAsStream(name); |
| 729 | 0 | if (is == null) |
| 730 | |
{ |
| 731 | 0 | is = _systemClassLoader.getResourceAsStream(name); |
| 732 | |
} |
| 733 | 0 | if (is == null) |
| 734 | |
{ |
| 735 | |
try |
| 736 | |
{ |
| 737 | 0 | is = new FileInputStream(name); |
| 738 | |
} |
| 739 | 0 | catch (FileNotFoundException ignored) |
| 740 | |
{ |
| 741 | 0 | _log.error("FileNotFound", ignored); |
| 742 | 0 | } |
| 743 | |
} |
| 744 | 0 | return is; |
| 745 | |
} |
| 746 | |
|
| 747 | |
|
| 748 | |
|
| 749 | |
|
| 750 | |
|
| 751 | |
|
| 752 | |
public URL getTemplate (String name) |
| 753 | |
{ |
| 754 | 200 | return getResource(name); |
| 755 | |
} |
| 756 | |
|
| 757 | |
|
| 758 | |
|
| 759 | |
|
| 760 | |
|
| 761 | |
|
| 762 | |
public Class classForName (String name) throws ClassNotFoundException |
| 763 | |
{ |
| 764 | 96 | return Class.forName(name); |
| 765 | |
} |
| 766 | |
|
| 767 | |
|
| 768 | |
|
| 769 | |
|
| 770 | |
|
| 771 | |
public Object get (String type, final String query) |
| 772 | |
throws ResourceException |
| 773 | |
{ |
| 774 | 3478 | return getProvider(type).get(query); |
| 775 | |
} |
| 776 | |
|
| 777 | |
|
| 778 | |
|
| 779 | |
|
| 780 | |
|
| 781 | |
|
| 782 | |
|
| 783 | |
|
| 784 | |
|
| 785 | |
|
| 786 | |
public void setBrokerLocal (Object key, Object value) |
| 787 | |
{ |
| 788 | 6 | _brokerLocal.put(key, value); |
| 789 | 6 | } |
| 790 | |
|
| 791 | |
|
| 792 | |
|
| 793 | |
|
| 794 | |
|
| 795 | |
|
| 796 | |
public Object getBrokerLocal (Object key) |
| 797 | |
{ |
| 798 | 0 | return _brokerLocal.get(key); |
| 799 | |
} |
| 800 | |
|
| 801 | |
|
| 802 | |
public MethodWrapper getFunction (String fnName) |
| 803 | |
{ |
| 804 | 0 | return (MethodWrapper) _functionMap.get(fnName); |
| 805 | |
} |
| 806 | |
|
| 807 | |
|
| 808 | |
public void putFunction (String fnName, MethodWrapper mw) |
| 809 | |
{ |
| 810 | 0 | _functionMap.put(fnName, mw); |
| 811 | 0 | } |
| 812 | |
|
| 813 | |
|
| 814 | |
public void putFunction (String fnName, Object instance, String methodName) |
| 815 | |
{ |
| 816 | 0 | MethodWrapper func = new MethodWrapper(instance, methodName); |
| 817 | 0 | putFunction(fnName, func); |
| 818 | 0 | } |
| 819 | |
|
| 820 | |
|
| 821 | |
public Object getAutoContextVariable(String variableName, Context context) { |
| 822 | 12204 | ContextAutoLoader loader = (ContextAutoLoader) _toolLoader.get(variableName); |
| 823 | |
try { |
| 824 | 12204 | if (loader == null) |
| 825 | 11044 | return null; |
| 826 | |
else |
| 827 | 1160 | return loader.get(variableName, context); |
| 828 | |
} |
| 829 | 0 | catch (PropertyException e) { |
| 830 | 0 | return null; |
| 831 | |
} |
| 832 | |
} |
| 833 | |
|
| 834 | |
public void registerAutoContextVariable(String variableName, ContextAutoLoader loader) { |
| 835 | 72 | _toolLoader.put(variableName, loader); |
| 836 | 72 | } |
| 837 | |
|
| 838 | |
|
| 839 | |
|
| 840 | |
|
| 841 | |
|
| 842 | |
public final Object getValue (String type, String query) |
| 843 | |
throws ResourceException |
| 844 | |
{ |
| 845 | 0 | return get(type, query); |
| 846 | |
} |
| 847 | |
|
| 848 | |
|
| 849 | |
|
| 850 | |
|
| 851 | |
public String toString () |
| 852 | |
{ |
| 853 | 0 | StringBuffer buf = new StringBuffer(); |
| 854 | 0 | buf.append("Broker:"); |
| 855 | 0 | buf.append(_name); |
| 856 | 0 | buf.append("("); |
| 857 | 0 | Enumeration e = _providers.elements(); |
| 858 | 0 | while (e.hasMoreElements()) |
| 859 | |
{ |
| 860 | 0 | Provider pr = (Provider) e.nextElement(); |
| 861 | 0 | buf.append(pr); |
| 862 | 0 | if (e.hasMoreElements()) |
| 863 | |
{ |
| 864 | 0 | buf.append(", "); |
| 865 | |
} |
| 866 | 0 | } |
| 867 | 0 | return buf.toString(); |
| 868 | |
} |
| 869 | |
|
| 870 | |
public String getName () |
| 871 | |
{ |
| 872 | 284 | return _name; |
| 873 | |
} |
| 874 | |
|
| 875 | |
public ClassLoader getClassLoader () |
| 876 | |
{ |
| 877 | 0 | return _myClassLoader; |
| 878 | |
} |
| 879 | |
|
| 880 | |
|
| 881 | |
|
| 882 | |
|
| 883 | |
public static void main (String[] arg) |
| 884 | |
{ |
| 885 | |
try |
| 886 | |
{ |
| 887 | 0 | if (arg.length != 1) |
| 888 | |
{ |
| 889 | 0 | System.out.println("Arg required: config file URL"); |
| 890 | 0 | System.out.println("Then input is: TYPE NAME lines on stdin"); |
| 891 | 0 | System.exit(1); |
| 892 | |
} |
| 893 | 0 | Broker broker = new Broker(arg[0]); |
| 894 | |
|
| 895 | 0 | BufferedReader in = |
| 896 | |
new BufferedReader(new InputStreamReader(System.in)); |
| 897 | |
|
| 898 | |
String line; |
| 899 | 0 | while ((line = in.readLine()) != null) |
| 900 | |
{ |
| 901 | |
|
| 902 | 0 | int space = line.indexOf(' '); |
| 903 | 0 | String type = line.substring(0, space); |
| 904 | 0 | String name = line.substring(space + 1); |
| 905 | 0 | System.out.println("broker.get(\"" + type + "\", \"" |
| 906 | |
+ name + "\"):"); |
| 907 | 0 | Object o = broker.get(type, name); |
| 908 | 0 | System.out.println("RESULT:"); |
| 909 | 0 | System.out.println(o.toString()); |
| 910 | 0 | } |
| 911 | |
} |
| 912 | 0 | catch (Exception e) |
| 913 | |
{ |
| 914 | 0 | e.printStackTrace(); |
| 915 | 0 | } |
| 916 | 0 | } |
| 917 | |
} |