Revision 41770 trunk/org.gvsig.desktop/org.gvsig.desktop.framework/org.gvsig.andami/src/main/java/org/gvsig/andami/plugins/PluginClassLoader.java
| PluginClassLoader.java | ||
|---|---|---|
| 37 | 37 |
import java.util.ArrayList; |
| 38 | 38 |
import java.util.Arrays; |
| 39 | 39 |
import java.util.Enumeration; |
| 40 |
import java.util.HashSet; |
|
| 40 | 41 |
import java.util.Hashtable; |
| 41 | 42 |
import java.util.Iterator; |
| 42 | 43 |
import java.util.List; |
| 43 | 44 |
import java.util.Map; |
| 44 | 45 |
import java.util.Map.Entry; |
| 46 |
import java.util.Set; |
|
| 45 | 47 |
import java.util.StringTokenizer; |
| 46 | 48 |
import java.util.zip.ZipEntry; |
| 47 | 49 |
import java.util.zip.ZipException; |
| ... | ... | |
| 203 | 205 |
|
| 204 | 206 |
} else {
|
| 205 | 207 |
//Buscamos en los otros plugins |
| 206 |
logger.debug("Searching in depends pluginLoaders");
|
|
| 207 |
for (int i = 0; i < pluginLoaders.size(); i++) {
|
|
| 208 |
c = null; |
|
| 209 |
if (pluginLoaders.get(i) != null) {
|
|
| 210 |
try {
|
|
| 211 |
c = pluginLoaders.get(i).singleLoadClass(name); |
|
| 212 |
} catch (ClassNotFoundException e) {
|
|
| 213 |
// Si no la encontramos en el primer plugin, capturamos la exceptcion |
|
| 214 |
// porque es probable que la encontremos en el resto de plugins. |
|
| 215 |
} |
|
| 216 |
} |
|
| 217 |
if (c != null) {
|
|
| 218 |
break; |
|
| 219 |
} |
|
| 220 |
} |
|
| 208 |
Set<String>pluginsVisiteds = new HashSet<String>(); |
|
| 209 |
c = this.singleLoadClassFromOthersPlugins(pluginsVisiteds, name); |
|
| 221 | 210 |
} |
| 222 | 211 |
} else {
|
| 223 | 212 |
String fileName = name.replace('.', '/') + ".class";
|
| ... | ... | |
| 395 | 384 |
* @return Resource's URL if it was found, nul otherwise. |
| 396 | 385 |
*/ |
| 397 | 386 |
public URL getResource(String res) {
|
| 398 |
URL ret = null;
|
|
| 387 |
URL ret = null;
|
|
| 399 | 388 |
// |
| 400 |
// Primero buscamos en el directorio del plugin.
|
|
| 401 |
try {
|
|
| 402 |
logger.debug("Plugin {}. Searching resource '{}'", res, this.getPluginName());
|
|
| 389 |
// Primero buscamos en el directorio del plugin.
|
|
| 390 |
try {
|
|
| 391 |
logger.debug("Plugin {}. Searching resource '{}'", res, this.getPluginName());
|
|
| 403 | 392 |
List<String> resource = new ArrayList<String>(); |
| 404 | 393 |
StringTokenizer st = new StringTokenizer(res, "\\/"); |
| 405 |
while (st.hasMoreTokens()) {
|
|
| 394 |
while ( st.hasMoreTokens() ) {
|
|
| 406 | 395 |
String token = st.nextToken(); |
| 407 | 396 |
resource.add(token); |
| 408 | 397 |
} |
| 409 | 398 |
ret = getResource(baseDir, resource); |
| 410 |
if (ret != null) {
|
|
| 399 |
if ( ret != null ) {
|
|
| 411 | 400 |
return ret; |
| 412 | 401 |
} |
| 413 | 402 |
} catch (Exception e) {
|
| 414 |
logger.warn("Plugin {}. Error getting resource '{}'.", new Object[] {this.getPluginName(),res}, e);
|
|
| 403 |
logger.warn("Plugin {}. Error getting resource '{}'.", new Object[]{this.getPluginName(), res}, e);
|
|
| 415 | 404 |
} |
| 416 |
|
|
| 405 |
|
|
| 417 | 406 |
// |
| 418 |
// Luego en los plugins de los que depende |
|
| 419 |
logger.debug("Plugin {}. Searching in depends pluginLoaders", this.getPluginName());
|
|
| 420 |
for (int i = 0; i < this.pluginLoaders.size(); i++) {
|
|
| 421 |
PluginClassLoader pluginClassLoader = pluginLoaders.get(i); |
|
| 422 |
if (pluginClassLoader != null) {
|
|
| 423 |
try {
|
|
| 424 |
ret = pluginClassLoader.getResource(res); |
|
| 425 |
if (ret != null) {
|
|
| 426 |
logger.trace("Plugin {}. Found resource '{}' in plugin '{}'.",
|
|
| 427 |
new Object[] {
|
|
| 428 |
this.getPluginName(),pluginClassLoader.getPluginName(),res |
|
| 429 |
}); |
|
| 430 |
return ret; |
|
| 431 |
} |
|
| 432 |
} catch (Exception e) {
|
|
| 433 |
// Ignore, try in next classloader |
|
| 434 |
} |
|
| 435 |
} |
|
| 436 |
} |
|
| 437 |
|
|
| 407 |
// Luego en los plugins de los que depende |
|
| 408 |
Set<String>pluginsVisiteds = new HashSet<String>(); |
|
| 409 |
ret = this.getResourceFromOthersPlugins(pluginsVisiteds, res); |
|
| 410 |
|
|
| 438 | 411 |
// |
| 439 | 412 |
// Por ultimo en el class loader padre, se supone que es el del sistema. |
| 440 | 413 |
try {
|
| 441 | 414 |
ret = super.getResource(res); |
| 442 | 415 |
} catch (Exception e) {
|
| 443 |
logger.warn("Plugin {}. Error getting resource '{}' in parent classloader'", new Object[] {this.getPluginName(),res}, e);
|
|
| 416 |
logger.warn("Plugin {}. Error getting resource '{}' in parent classloader'", new Object[]{this.getPluginName(), res}, e);
|
|
| 444 | 417 |
} |
| 445 |
|
|
| 446 |
|
|
| 447 |
if( ret == null ) {
|
|
| 448 |
logger.debug("Plugin {}. Resource '{}' not found.", new Object[] {this.getPluginName(),res});
|
|
| 418 |
|
|
| 419 |
if ( ret == null ) {
|
|
| 420 |
logger.debug("Plugin {}. Resource '{}' not found.", new Object[]{this.getPluginName(), res});
|
|
| 449 | 421 |
} |
| 450 | 422 |
return ret; |
| 451 | 423 |
} |
| ... | ... | |
| 532 | 504 |
this.pluginLoaders.add(pluginClassLoader); |
| 533 | 505 |
} |
| 534 | 506 |
} |
| 507 |
|
|
| 508 |
private Class singleLoadClassFromOthersPlugins(Set<String> pluginsVisiteds, String name) throws ClassNotFoundException {
|
|
| 509 |
Class<?> c=null; |
|
| 510 |
|
|
| 511 |
if ( pluginsVisiteds.contains(this.getPluginName()) ) {
|
|
| 512 |
return null; |
|
| 513 |
} |
|
| 514 |
pluginsVisiteds.add(this.getPluginName()); |
|
| 515 |
|
|
| 516 |
logger.debug("Searching in depends pluginLoaders");
|
|
| 517 |
for ( int i = 0; i < pluginLoaders.size(); i++ ) {
|
|
| 518 |
c = null; |
|
| 519 |
if ( pluginLoaders.get(i) != null ) {
|
|
| 520 |
try {
|
|
| 521 |
c = pluginLoaders.get(i).singleLoadClass(name); |
|
| 522 |
} catch (ClassNotFoundException e) {
|
|
| 523 |
// Si no la encontramos en el primer plugin, capturamos la exceptcion |
|
| 524 |
// porque es probable que la encontremos en el resto de plugins. |
|
| 525 |
} |
|
| 526 |
} |
|
| 527 |
if ( c != null ) {
|
|
| 528 |
return c; |
|
| 529 |
} |
|
| 530 |
} |
|
| 531 |
|
|
| 532 |
return null; |
|
| 533 |
} |
|
| 534 |
|
|
| 535 |
|
|
| 536 |
private URL getResourceFromOthersPlugins(Set<String>pluginsVisiteds, String res) {
|
|
| 537 |
URL ret = null; |
|
| 538 |
|
|
| 539 |
if( pluginsVisiteds.contains(this.getPluginName()) ) {
|
|
| 540 |
return null; |
|
| 541 |
} |
|
| 542 |
pluginsVisiteds.add(this.getPluginName()); |
|
| 543 |
|
|
| 544 |
logger.debug("Plugin {}. Searching in depends pluginLoaders", this.getPluginName());
|
|
| 545 |
for ( int i = 0; i < this.pluginLoaders.size(); i++ ) {
|
|
| 546 |
PluginClassLoader pluginClassLoader = pluginLoaders.get(i); |
|
| 547 |
if ( pluginClassLoader != null ) {
|
|
| 548 |
try {
|
|
| 549 |
pluginsVisiteds.add(pluginClassLoader.getPluginName()); |
|
| 550 |
ret = pluginClassLoader.getResourceFromOthersPlugins(pluginsVisiteds, res); |
|
| 551 |
if ( ret != null ) {
|
|
| 552 |
logger.trace("Plugin {}. Found resource '{}' in plugin '{}'.",
|
|
| 553 |
new Object[]{
|
|
| 554 |
this.getPluginName(), pluginClassLoader.getPluginName(), res |
|
| 555 |
}); |
|
| 556 |
return ret; |
|
| 557 |
} |
|
| 558 |
} catch (Exception e) {
|
|
| 559 |
// Ignore, try in next classloader |
|
| 560 |
} |
|
| 561 |
} |
|
| 562 |
} |
|
| 563 |
return null; |
|
| 564 |
} |
|
| 535 | 565 |
} |
Also available in: Unified diff