static { classNamesToConnectionTesters.put( C3P0Defaults.connectionTesterClassName(), C3P0Defaults.connectionTester()); String userManagementCoordinator = C3P0ConfigUtils.getPropsFileConfigProperty(MC_PARAM); if (userManagementCoordinator != null) { try { mc = (ManagementCoordinator) Class.forName(userManagementCoordinator).newInstance(); } catch (Exception e) { if (logger.isLoggable(MLevel.WARNING)) logger.log( MLevel.WARNING, "Could not instantiate user-specified ManagementCoordinator " + userManagementCoordinator + ". Using NullManagementCoordinator (c3p0 JMX management disabled!)", e); mc = new NullManagementCoordinator(); } } else { try { Class.forName("java.lang.management.ManagementFactory"); mc = (ManagementCoordinator) Class.forName("com.mchange.v2.c3p0.management.ActiveManagementCoordinator") .newInstance(); } catch (Exception e) { if (logger.isLoggable(MLevel.INFO)) logger.log( MLevel.INFO, "jdk1.5 management interfaces unavailable... JMX support disabled.", e); mc = new NullManagementCoordinator(); } } }
public static ConnectionTester getConnectionTester(String className) { try { ConnectionTester out = (ConnectionTester) classNamesToConnectionTesters.get(className); if (out == null) { out = (ConnectionTester) Class.forName(className).newInstance(); classNamesToConnectionTesters.put(className, out); } return out; } catch (Exception e) { if (logger.isLoggable(MLevel.WARNING)) logger.log( MLevel.WARNING, "Could not create for find ConnectionTester with class name '" + className + "'. Using default.", e); return C3P0Defaults.connectionTester(); } }
public static ConnectionCustomizer getConnectionCustomizer(String className) throws SQLException { if (className == null) return null; else { try { ConnectionCustomizer out = (ConnectionCustomizer) classNamesToConnectionCustomizers.get(className); if (out == null) { out = (ConnectionCustomizer) Class.forName(className).newInstance(); classNamesToConnectionCustomizers.put(className, out); } return out; } catch (Exception e) { if (logger.isLoggable(MLevel.WARNING)) logger.log( MLevel.WARNING, "Could not create for find ConnectionCustomizer with class name '" + className + "'.", e); throw SqlUtils.toSQLException(e); } } }
public Reference createReference(Object bean) throws NamingException { try { BeanInfo bi = Introspector.getBeanInfo(bean.getClass()); PropertyDescriptor[] pds = bi.getPropertyDescriptors(); List refAddrs = new ArrayList(); String factoryClassLocation = defaultFactoryClassLocation; boolean using_ref_props = referenceProperties.size() > 0; // we only include this so that on dereference we are not surprised to find some properties // missing if (using_ref_props) refAddrs.add( new BinaryRefAddr(REF_PROPS_KEY, SerializableUtils.toByteArray(referenceProperties))); for (int i = 0, len = pds.length; i < len; ++i) { PropertyDescriptor pd = pds[i]; String propertyName = pd.getName(); // System.err.println("Making Reference: " + propertyName); if (using_ref_props && !referenceProperties.contains(propertyName)) { // System.err.println("Not a ref_prop -- continuing."); continue; } Class propertyType = pd.getPropertyType(); Method getter = pd.getReadMethod(); Method setter = pd.getWriteMethod(); if (getter != null && setter != null) // only use properties that are both readable and writable { Object val = getter.invoke(bean, EMPTY_ARGS); // System.err.println( "val: " + val ); if (propertyName.equals("factoryClassLocation")) { if (String.class != propertyType) throw new NamingException( this.getClass().getName() + " requires a factoryClassLocation property to be a string, " + propertyType.getName() + " is not valid."); factoryClassLocation = (String) val; } if (val == null) { RefAddr addMe = new BinaryRefAddr(propertyName, NULL_TOKEN_BYTES); refAddrs.add(addMe); } else if (Coerce.canCoerce(propertyType)) { RefAddr addMe = new StringRefAddr(propertyName, String.valueOf(val)); refAddrs.add(addMe); } else // other Object properties { RefAddr addMe = null; PropertyEditor pe = BeansUtils.findPropertyEditor(pd); if (pe != null) { pe.setValue(val); String textValue = pe.getAsText(); if (textValue != null) addMe = new StringRefAddr(propertyName, textValue); } if (addMe == null) // property editor approach failed addMe = new BinaryRefAddr( propertyName, SerializableUtils.toByteArray( val, indirector, IndirectPolicy.INDIRECT_ON_EXCEPTION)); refAddrs.add(addMe); } } else { // System.err.println(this.getClass().getName() + // ": Skipping " + propertyName + " because it is " + (setter == null ? // "read-only." : "write-only.")); if (logger.isLoggable(MLevel.WARNING)) logger.warning( this.getClass().getName() + ": Skipping " + propertyName + " because it is " + (setter == null ? "read-only." : "write-only.")); } } Reference out = new Reference(bean.getClass().getName(), factoryClassName, factoryClassLocation); for (Iterator ii = refAddrs.iterator(); ii.hasNext(); ) out.add((RefAddr) ii.next()); return out; } catch (Exception e) { // e.printStackTrace(); if (Debug.DEBUG && logger.isLoggable(MLevel.FINE)) logger.log(MLevel.FINE, "Exception trying to create Reference.", e); throw new NamingException("Could not create reference from bean: " + e.toString()); } }
/** @deprecated use or rewrite in terms of ReflectUtils.findProxyConstructor() */ private static Constructor createProxyConstructor(Class intfc) throws NoSuchMethodException { Class[] proxyInterfaces = new Class[] {intfc}; Class proxyCl = Proxy.getProxyClass(C3P0PooledConnection.class.getClassLoader(), proxyInterfaces); return proxyCl.getConstructor(PROXY_CTOR_ARGS); }