private void checkOpenEjbHome(File openejbHome) throws Exception { try { String homePath = openejbHome.getAbsolutePath(); // The openejb.home must exist if (!openejbHome.exists()) handleError(BAD_HOME + homePath, NOT_THERE, INSTRUCTIONS); // The openejb.home must be a directory if (!openejbHome.isDirectory()) handleError(BAD_HOME + homePath, NOT_DIRECTORY, INSTRUCTIONS); // The openejb.home must contain a 'lib' directory File openejbHomeLibs = new File(openejbHome, "lib"); if (!openejbHomeLibs.exists()) handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); // The openejb.home there must be openejb*.jar files in the 'dist' // directory String[] libs = openejbHomeLibs.list(); boolean found = false; for (int i = 0; i < libs.length && !found; i++) { found = (libs[i].startsWith("openejb-") && libs[i].endsWith(".jar")); } if (!found) handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); } catch (Exception e) { e.printStackTrace(); } }
/** * Uses reflection to invoke the init(Properties props) method on the loaderClass field * * @param properties * @return * @throws Exception */ public Object init(final Properties properties) throws Exception { final Class loaderClass = load(); try { // get the init method final Method init = loaderClass.getMethod("init", Properties.class); // create the instance final Object instance = loaderClass.newInstance(); // invoke init method final Object value = init.invoke(instance, properties); return value; } catch (final NoSuchMethodException e) { throw (IllegalStateException) new IllegalStateException("Signatures for Loader are no longer correct.").initCause(e); } catch (final InvocationTargetException e) { final Throwable cause = e.getCause(); if (cause instanceof Error) { throw (Error) cause; } else { throw (Exception) cause; } } }
/** * Loads the Class object for the className. * * @return * @throws Exception */ public Class load() throws Exception { if (loaderClass == null) { final ClassPath classPath = SystemInstance.get().getClassPath(); final ClassLoader classLoader = classPath.getClassLoader(); try { loaderClass = classLoader.loadClass(className); } catch (final Exception e) { loaderClass = forcefulLoad(classPath, classLoader); } } return loaderClass; }
private Class forcefulLoad(ClassPath classPath, ClassLoader classLoader) throws Exception { try { File libsDir; String libsPath = SystemInstance.get().getProperty("openejb.libs"); if (libsPath != null){ libsDir = new File(libsPath); } else { checkOpenEjbHome(SystemInstance.get().getHome().getDirectory()); FileUtils home = SystemInstance.get().getHome(); libsDir = home.getDirectory("lib"); } classPath.addJarsToPath(libsDir); } catch (Exception e2) { throw new Exception("Could not load OpenEJB libraries. Exception: " + e2.getClass().getName() + " " + e2.getMessage()); } try { return classLoader.loadClass(className); } catch (Exception e2) { throw new Exception("Could not load class '"+className+"' after embedding libraries. Exception: " + e2.getClass().getName() + " " + e2.getMessage()); } }
/** * Loads the Class object for the className. * * @return * @throws Exception */ public Class load() throws Exception { if (loaderClass == null) { final ClassPath classPath = SystemInstance.get().getClassPath(); final ClassLoader classLoader = classPath.getClassLoader(); try { loaderClass = classLoader.loadClass(className); } catch (final Exception e) { loaderClass = forcefulLoad(classPath, classLoader); } } return loaderClass; }
libsDir = new File(libsPath); } else { checkOpenEjbHome(SystemInstance.get().getHome().getDirectory()); final FileUtils home = SystemInstance.get().getHome(); libsDir = home.getDirectory("lib");
/** * Loads the Class object for the className. * @return * @throws Exception */ public Class load() throws Exception { if (loaderClass == null) { ClassPath classPath = SystemInstance.get().getClassPath(); ClassLoader classLoader = classPath.getClassLoader(); try { loaderClass = classLoader.loadClass(className); } catch (Exception e) { loaderClass = forcefulLoad(classPath, classLoader); } } return loaderClass; } /**
libsDir = new File(libsPath); } else { checkOpenEjbHome(SystemInstance.get().getHome().getDirectory()); final FileUtils home = SystemInstance.get().getHome(); libsDir = home.getDirectory("lib");
/** * Uses reflection to invoke the init(Properties props) method on the loaderClass field * @param properties * @return * @throws Exception */ public Object init(Properties properties) throws Exception { Class loaderClass = load(); try { // get the init method Method init = loaderClass.getMethod("init", Properties.class); // create the instance Object instance = loaderClass.newInstance(); // invoke init method Object value = init.invoke(instance, properties); return value; } catch (NoSuchMethodException e) { throw (IllegalStateException) new IllegalStateException("Signatures for Loader are no longer correct.").initCause(e); } catch (InvocationTargetException e) { Throwable cause = e.getCause(); if (cause instanceof Error) { throw (Error) cause; } else { throw (Exception) cause; } } }
private void checkOpenEjbHome(final File openejbHome) throws Exception { try { final String homePath = openejbHome.getAbsolutePath(); // The openejb.home must exist if (!openejbHome.exists()) { handleError(BAD_HOME + homePath, NOT_THERE, INSTRUCTIONS); } // The openejb.home must be a directory if (!openejbHome.isDirectory()) { handleError(BAD_HOME + homePath, NOT_DIRECTORY, INSTRUCTIONS); } // The openejb.home must contain a 'lib' directory final File openejbHomeLibs = new File(openejbHome, "lib"); if (!openejbHomeLibs.exists()) { handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); } // The openejb.home there must be openejb*.jar files in the 'dist' // directory final String[] libs = openejbHomeLibs.list(); boolean found = false; for (int i = 0; i < libs.length && !found; i++) { found = (libs[i].startsWith("openejb-") && libs[i].endsWith(".jar")); } if (!found) { handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); } } catch (final Exception e) { e.printStackTrace(); } }
/** * Uses reflection to invoke the init(Properties props) method on the loaderClass field * * @param properties * @return * @throws Exception */ public Object init(final Properties properties) throws Exception { final Class loaderClass = load(); try { // get the init method final Method init = loaderClass.getMethod("init", Properties.class); // create the instance final Object instance = loaderClass.newInstance(); // invoke init method final Object value = init.invoke(instance, properties); return value; } catch (final NoSuchMethodException e) { throw (IllegalStateException) new IllegalStateException("Signatures for Loader are no longer correct.").initCause(e); } catch (final InvocationTargetException e) { final Throwable cause = e.getCause(); if (cause instanceof Error) { throw (Error) cause; } else { throw (Exception) cause; } } }
private void checkOpenEjbHome(final File openejbHome) throws Exception { try { final String homePath = openejbHome.getAbsolutePath(); // The openejb.home must exist if (!openejbHome.exists()) { handleError(BAD_HOME + homePath, NOT_THERE, INSTRUCTIONS); } // The openejb.home must be a directory if (!openejbHome.isDirectory()) { handleError(BAD_HOME + homePath, NOT_DIRECTORY, INSTRUCTIONS); } // The openejb.home must contain a 'lib' directory final File openejbHomeLibs = new File(openejbHome, "lib"); if (!openejbHomeLibs.exists()) { handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); } // The openejb.home there must be openejb*.jar files in the 'dist' // directory final String[] libs = openejbHomeLibs.list(); boolean found = false; for (int i = 0; i < libs.length && !found; i++) { found = (libs[i].startsWith("openejb-") && libs[i].endsWith(".jar")); } if (!found) { handleError(BAD_HOME + homePath, NO_LIBS, INSTRUCTIONS); } } catch (final Exception e) { e.printStackTrace(); } }