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[WFLY-5603] Get data source information
[WFLY-5603] Get data source information - negative tests by Martin Simka
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197 changes: 197 additions & 0 deletions
197
...org/jboss/as/connector/subsystems/datasources/GetDataSourceClassInfoOperationHandler.java
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| Original file line number | Original file line | Diff line number | Diff line change |
|---|---|---|---|
| @@ -0,0 +1,197 @@ | |||
| /* | |||
| * JBoss, Home of Professional Open Source. | |||
| * Copyright 2018, Red Hat, Inc., and individual contributors | |||
| * as indicated by the @author tags. See the copyright.txt file in the | |||
| * distribution for a full listing of individual contributors. | |||
| * | |||
| * This is free software; you can redistribute it and/or modify it | |||
| * under the terms of the GNU Lesser General Public License as | |||
| * published by the Free Software Foundation; either version 2.1 of | |||
| * the License, or (at your option) any later version. | |||
| * | |||
| * This software is distributed in the hope that it will be useful, | |||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |||
| * Lesser General Public License for more details. | |||
| * | |||
| * You should have received a copy of the GNU Lesser General Public | |||
| * License along with this software; if not, write to the Free | |||
| * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |||
| * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | |||
| */ | |||
|
|
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| package org.jboss.as.connector.subsystems.datasources; | |||
|
|
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| import java.lang.reflect.Method; | |||
| import java.lang.reflect.Modifier; | |||
| import java.lang.reflect.Type; | |||
| import java.net.InetAddress; | |||
| import java.util.ArrayList; | |||
| import java.util.List; | |||
| import java.util.Locale; | |||
| import java.util.Map; | |||
| import java.util.Properties; | |||
| import java.util.TreeMap; | |||
|
|
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| import org.jboss.as.connector.logging.ConnectorLogger; | |||
| import org.jboss.as.connector.services.driver.InstalledDriver; | |||
| import org.jboss.as.connector.services.driver.registry.DriverRegistry; | |||
| import org.jboss.as.connector.util.ConnectorServices; | |||
| import org.jboss.as.controller.OperationContext; | |||
| import org.jboss.as.controller.OperationFailedException; | |||
| import org.jboss.as.controller.OperationStepHandler; | |||
| import org.jboss.as.server.Services; | |||
| import org.jboss.as.server.moduleservice.ServiceModuleLoader; | |||
| import org.jboss.dmr.ModelNode; | |||
| import org.jboss.modules.ModuleIdentifier; | |||
| import org.jboss.modules.ModuleLoadException; | |||
| import org.jboss.msc.service.ServiceRegistry; | |||
|
|
|||
| /** | |||
| * Reads data-source and xa-data-source class information for a jdbc-driver. | |||
| * | |||
| * @author <a href="mailto:lgao@redhat.com">Lin Gao</a> | |||
| */ | |||
| @SuppressWarnings("deprecation") | |||
| // ModuleIdentifier is used in InstalledDriver, which is deprecated. | |||
| public class GetDataSourceClassInfoOperationHandler implements OperationStepHandler { | |||
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|
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| public static final GetDataSourceClassInfoOperationHandler INSTANCE = new GetDataSourceClassInfoOperationHandler(); | |||
|
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| private GetDataSourceClassInfoOperationHandler() { | |||
| } | |||
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| @Override | |||
| public void execute(final OperationContext context, final ModelNode operation) throws OperationFailedException { | |||
|
|
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| final String driverName = context.getCurrentAddressValue(); | |||
| if (context.isNormalServer()) { | |||
| context.addStep(new OperationStepHandler() { | |||
|
|
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| @Override | |||
| public void execute(final OperationContext context, final ModelNode operation) throws OperationFailedException { | |||
|
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| ServiceRegistry registry = context.getServiceRegistry(false); | |||
| DriverRegistry driverRegistry = (DriverRegistry)registry.getRequiredService(ConnectorServices.JDBC_DRIVER_REGISTRY_SERVICE).getValue(); | |||
| ServiceModuleLoader serviceModuleLoader = (ServiceModuleLoader)registry.getRequiredService(Services.JBOSS_SERVICE_MODULE_LOADER).getValue(); | |||
| InstalledDriver driver = driverRegistry.getInstalledDriver(driverName); | |||
| if (driver == null) { | |||
| context.getResult().set(new ModelNode()); | |||
| return; | |||
| } | |||
| ModelNode result = dsClsInfoNode(serviceModuleLoader, driver.getModuleName(), driver.getDataSourceClassName(), | |||
| driver.getXaDataSourceClassName()); | |||
| context.getResult().set(result); | |||
| } | |||
|
|
|||
| }, OperationContext.Stage.RUNTIME); | |||
| } | |||
| } | |||
|
|
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| static ModelNode dsClsInfoNode(ServiceModuleLoader serviceModuleLoader, ModuleIdentifier mid, String dsClsName, String xaDSClsName) | |||
| throws OperationFailedException { | |||
| ModelNode result = new ModelNode(); | |||
| if (dsClsName != null) { | |||
| ModelNode dsNode = new ModelNode(); | |||
| dsNode.get(dsClsName).set(findPropsFromCls(serviceModuleLoader, mid, dsClsName)); | |||
| result.add(dsNode); | |||
| } | |||
| if (xaDSClsName != null) { | |||
| ModelNode xaDSNode = new ModelNode(); | |||
| xaDSNode.get(xaDSClsName).set(findPropsFromCls(serviceModuleLoader, mid, xaDSClsName)); | |||
| result.add(xaDSNode); | |||
| } | |||
| return result; | |||
| } | |||
|
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| private static ModelNode findPropsFromCls(ServiceModuleLoader serviceModuleLoader, ModuleIdentifier mid, String clsName) throws OperationFailedException { | |||
| Class<?> cls = null; | |||
| if (mid != null) { | |||
| try { | |||
| cls = Class.forName(clsName, true, serviceModuleLoader.loadModule(mid.toString()).getClassLoader()); | |||
| } catch (ModuleLoadException | ClassNotFoundException e) { | |||
| throw ConnectorLogger.SUBSYSTEM_DATASOURCES_LOGGER.failedToLoadDataSourceClass(clsName, e); | |||
| } | |||
| } | |||
| if (cls == null) { | |||
| try { | |||
| cls = Class.forName(clsName); | |||
| } catch (ClassNotFoundException e) { | |||
| throw ConnectorLogger.SUBSYSTEM_DATASOURCES_LOGGER.failedToLoadDataSourceClass(clsName, e); | |||
| } | |||
| } | |||
| Map<String, Type> methodsMap = new TreeMap<>(); | |||
| for (Method method : possiblePropsSetters(cls)) { | |||
| methodsMap.putIfAbsent(deCapitalize(method.getName().substring(3)), method.getParameterTypes()[0]); | |||
| } | |||
| final ModelNode result = new ModelNode(); | |||
| for (Map.Entry<String, Type> prop: methodsMap.entrySet()) { | |||
| result.get(prop.getKey()).set(prop.getValue().getTypeName()); | |||
| } | |||
| return result; | |||
| } | |||
|
|
|||
| /** | |||
| * Check whether the types that JCA Injection knows. | |||
| * | |||
| * @see Injection.findMethod() | |||
| * @param clz the class | |||
| * @return whether it is understandable | |||
| */ | |||
| private static boolean isTypeMatched(Class<?> clz) { | |||
| if (clz.equals(String.class)) { | |||
| return true; | |||
| } else if (clz.equals(byte.class) || clz.equals(Byte.class)) { | |||
| return true; | |||
| } else if (clz.equals(short.class) || clz.equals(Short.class)) { | |||
| return true; | |||
| } else if (clz.equals(int.class) || clz.equals(Integer.class)) { | |||
| return true; | |||
| } else if (clz.equals(long.class) || clz.equals(Long.class)) { | |||
| return true; | |||
| } else if (clz.equals(float.class) || clz.equals(Float.class)) { | |||
| return true; | |||
| } else if (clz.equals(double.class) || clz.equals(Double.class)) { | |||
| return true; | |||
| } else if (clz.equals(boolean.class) || clz.equals(Boolean.class)) { | |||
| return true; | |||
| } else if (clz.equals(char.class) || clz.equals(Character.class)) { | |||
| return true; | |||
| } else if (clz.equals(InetAddress.class)) { | |||
| return true; | |||
| } else if (clz.equals(Class.class)) { | |||
| return true; | |||
| } else if (clz.equals(Properties.class)) { | |||
| return true; | |||
| } | |||
| return false; | |||
| } | |||
|
|
|||
| private static String deCapitalize(String str) { | |||
| if (str.length() == 1) { | |||
| return str.toLowerCase(Locale.US); | |||
| } | |||
| if (str.equals(str.toUpperCase(Locale.US))) { // all uppercase, just return | |||
| return str; | |||
| } | |||
| return str.substring(0, 1).toLowerCase(Locale.US) + str.substring(1); | |||
| } | |||
|
|
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| private static List<Method> possiblePropsSetters(Class<?> clz) { | |||
| List<Method> hits = new ArrayList<>(); | |||
| while (!clz.equals(Object.class)) { | |||
| Method[] methods = clz.getMethods(); | |||
| for (int i = 0; i < methods.length; i++) { | |||
| final Method method = methods[i]; | |||
| if (!Modifier.isStatic(method.getModifiers()) | |||
| && method.getName().length() > 3 | |||
| && method.getName().startsWith("set") | |||
| && method.getParameterCount() == 1 | |||
| && isTypeMatched(method.getParameterTypes()[0])) | |||
| hits.add(method); | |||
| } | |||
| clz = clz.getSuperclass(); | |||
| } | |||
| return hits; | |||
| } | |||
| } | |||
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