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Core Parts of Axis2. This includes Axis2 engine, Client API, Addressing support, etc.,

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.axis2.engine;

import java.io.File;
import java.net.URL;
import java.security.PrivilegedAction;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArraySet;

import javax.xml.namespace.QName;

import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.transaction.TransactionConfiguration;
import org.apache.axis2.builder.Builder;
import org.apache.axis2.builder.unknowncontent.UnknownContentBuilder;
import org.apache.axis2.clustering.ClusteringAgent;
import org.apache.axis2.context.MessageContext;
import org.apache.axis2.dataretrieval.AxisDataLocator;
import org.apache.axis2.deployment.DeploymentException;
import org.apache.axis2.deployment.ModuleDeployer;
import org.apache.axis2.deployment.repository.util.DeploymentFileData;
import org.apache.axis2.deployment.util.PhasesInfo;
import org.apache.axis2.description.AxisDescription;
import org.apache.axis2.description.AxisEndpoint;
import org.apache.axis2.description.AxisModule;
import org.apache.axis2.description.AxisOperation;
import org.apache.axis2.description.AxisService;
import org.apache.axis2.description.AxisServiceGroup;
import org.apache.axis2.description.ModuleConfiguration;
import org.apache.axis2.description.Parameter;
import org.apache.axis2.description.TransportInDescription;
import org.apache.axis2.description.TransportOutDescription;
import org.apache.axis2.description.Version;
import org.apache.axis2.description.java2wsdl.Java2WSDLConstants;
import org.apache.axis2.i18n.Messages;
import org.apache.axis2.phaseresolver.PhaseMetadata;
import org.apache.axis2.phaseresolver.PhaseResolver;
import org.apache.axis2.transport.MessageFormatter;
import org.apache.axis2.util.TargetResolver;
import org.apache.axis2.util.Utils;
import org.apache.axis2.util.FaultyServiceData;
import org.apache.axis2.util.JavaUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * Class AxisConfiguration
 */
public class AxisConfiguration extends AxisDescription {

    private static final Log log = LogFactory.getLog(AxisConfiguration.class);
    /* 
     * To store configured data locators
     */
    private HashMap dataLocators = new HashMap();
    private HashMap dataLocatorClassNames = new HashMap();

    /**
     * Map of all available modules. The key is the archive name as defined by
     * {@link AxisModule#getArchiveName()}.
     */
    private final HashMap allModules = new HashMap();

    // To store mapping between default version and module name
    private final HashMap nameToversionMap = new HashMap();

    // private final HashMap serviceGroups = new HashMap();
    private final HashMap transportsIn = new HashMap();

    private final HashMap transportsOut = new HashMap();

    private final HashMap> policySupportedModules = new HashMap>();

    /**
     * Stores the QNames of local policy assertions
     */
    private final ArrayList localPolicyAssertions = new ArrayList();

    // to store AxisObserver Objects
    private Set observerSet = null;

    private URL axis2Repository = null;

    private Map allServices = new ConcurrentHashMap();
    private Map allEndpoints = new ConcurrentHashMap();

    /**
     * Stores the module specified in the server.xml at the document parsing time.
     */
    private List globalModuleList;

    private Hashtable faultyModules;

    /**
     * To store faulty services
     */
    private Hashtable faultyServices;

    /**
     * To store services which have become faulty due to modules. Here key is the module name and
     * the corresponding value is an another map which holds the a Map of faulty services due a
     * single module (keyed by service name).
     */
    private final Map> faultyServicesDueToModules =
            new HashMap>();


    private List inFaultPhases;

    private List inPhasesUptoAndIncludingPostDispatch;

    private HashMap messageReceivers;

    private HashMap messageBuilders;

    private HashMap messageFormatters;

    private ClassLoader moduleClassLoader;

    private HashMap moduleConfigmap;

    private List outFaultPhases;

    private List outPhases;

    protected PhasesInfo phasesinfo;

    private ClassLoader serviceClassLoader;

    private ClassLoader systemClassLoader;

    //To keep track of whether the system has started or not
    private boolean start;

    private ArrayList targetResolvers;

    private ClusteringAgent clusteringAgent;

    private AxisConfigurator configurator;

    private TransactionConfiguration transactionConfiguration;

    /**
     * Constructor AxisConfiguration.
     */
    public AxisConfiguration() {
        moduleConfigmap = new HashMap();
        globalModuleList = new ArrayList();
        messageReceivers = new HashMap();
        messageBuilders = new HashMap();
        messageFormatters = new HashMap();
        outPhases = new ArrayList();
        inFaultPhases = new ArrayList();
        outFaultPhases = new ArrayList();
        faultyServices = new Hashtable();
        faultyModules = new Hashtable();
        observerSet = new CopyOnWriteArraySet();
        inPhasesUptoAndIncludingPostDispatch = new ArrayList();
        systemClassLoader = org.apache.axis2.java.security.AccessController
                .doPrivileged(new PrivilegedAction() {
                    public ClassLoader run() {
                        return Thread.currentThread().getContextClassLoader();
                    }
                });
        serviceClassLoader = systemClassLoader;
        moduleClassLoader = systemClassLoader;

        this.phasesinfo = new PhasesInfo();
        targetResolvers = new ArrayList();
    }

    public void addMessageReceiver(String mepURL,
                                   MessageReceiver messageReceiver) {
        messageReceivers.put(mepURL, messageReceiver);
    }

    /**
     * Register a messageBuilder implementation against a content type.
     * This is used by Axis2 to support different message formats.
     *
     * @param contentType    the relevant content-type (i.e. "text/xml")
     * @param messageBuilder a Builder implementation
     */
    public void addMessageBuilder(String contentType,
                                  Builder messageBuilder) {
        messageBuilders.put(contentType, messageBuilder);
    }

    /**
     * Register a messageFormatter implementation against a content type.
     * This is used by Axis2 to support serialization of messages to different
     * message formats. (Eg: JSON)
     *
     * @param contentType      the relevant content-type (i.e. "text/xml")
     * @param messageFormatter a MessageFormatter implementation
     */
    public void addMessageFormatter(String contentType,
                                    MessageFormatter messageFormatter) {
        messageFormatters.put(contentType, messageFormatter);
    }

    /**
     * Add an available Module to this configuration
     *
     * @param module an AxisModule
     * @throws AxisFault in case of error
     */
    public void addModule(AxisModule module) throws AxisFault {
        module.setParent(this);

        // check whether the module version paramter is there , if so set the module version as that
        Parameter versionParameter = module.getParameter(org.apache.axis2.Constants.MODULE_VERSION);
        if (versionParameter !=null ) {
            String version = (String) versionParameter.getValue();
            try {
                module.setVersion(new Version(version));
            } catch (ParseException ex) {
                throw new AxisFault("The version number '" + version + "' specified by the "
                        + org.apache.axis2.Constants.MODULE_VERSION + " parameter is invalid");
            }
        }

        allModules.put(module.getArchiveName(), module);
        notifyObservers(new AxisEvent(AxisEvent.MODULE_DEPLOY,null), module);

        // Registering the policy namespaces that the module understand
        registerModulePolicySupport(module);
        // Registering the policy assertions that are local to the system
        registerLocalPolicyAssertions(module);

    }

    public void deployModule(String moduleFileName) throws DeploymentException {
        File moduleFile = new File(moduleFileName);
        if (!moduleFile.exists()) {
            throw new DeploymentException("Module archive '" + moduleFileName + "' doesn't exist");
        }
        DeploymentFileData dfd = new DeploymentFileData(moduleFile, new ModuleDeployer(this));
        dfd.deploy();
    }

    /**
     * Remove a module with moduleName & moduleVersion
     *
     * @param moduleName the name of the module to remove
     * @param moduleVersion the version of the module to remove
     */
    public void removeModule(String moduleName, String moduleVersion) {
        allModules.remove(Utils.getModuleName(moduleName, moduleVersion));
        // TODO disengage has to be done here
    }

    /**
     * Remove a module with moduleName & moduleVersion
     *
     * @param moduleName the name of the module to remove
     * @param moduleVersion the version of the module to remove
     */
    public void removeModule(String moduleName, Version moduleVersion) {
        String version = null;
        if (moduleVersion != null) {
            version = moduleVersion.toString();
        }
        removeModule(moduleName, version);
    }

    /**
     * Adds module configuration, if there is a moduleConfig tag in service.
     *
     * @param moduleConfiguration a ModuleConfiguration to remember
     */
    public void addModuleConfig(ModuleConfiguration moduleConfiguration) {
        moduleConfigmap.put(moduleConfiguration.getModuleName(),
                            moduleConfiguration);
    }

    /**
     * Register given AxisObserver object to the {@link AxisConfiguration}.
     * 
     * @param axisObserver the axis observer
     */
    public void addObservers(AxisObserver axisObserver) {
        observerSet.add(axisObserver);
    }
    
    /**
     * Unregister the given AxisObserver object if it is registered with
     * the {@link AxisConfiguration}.
     * 
     * @param axisObserver the axis observer
     */
    public void removeObserver(AxisObserver axisObserver) {
        observerSet.remove(axisObserver);
    }

    /**
     * Add an AxisService to our global configuration.  Since services must
     * be in ServiceGroups, we construct an anonymous AxisServiceGroup around
     * the passed AxisService and then call addServiceGroup().
     *
     * @param service an AxisService to deploy.
     * @throws AxisFault if something goes wrong (invalid service, service is
     *                   already deployed, etc...)
     */
    public synchronized void addService(AxisService service) throws AxisFault {
        AxisServiceGroup axisServiceGroup = new AxisServiceGroup();
        axisServiceGroup.setServiceGroupName(service.getName());
        axisServiceGroup.setParent(this);
        axisServiceGroup.addService(service);
        addServiceGroup(axisServiceGroup);
//        processEndpoints(service, service.getAxisConfiguration());
    }

    public synchronized void addServiceGroup(AxisServiceGroup axisServiceGroup)
            throws AxisFault {
        axisServiceGroup.setParent(this);
        notifyObservers(new AxisEvent(AxisEvent.SERVICE_DEPLOY, axisServiceGroup), axisServiceGroup);
        AxisService axisService;

        Iterator services = axisServiceGroup.getServices();
        while (services.hasNext()) {
            axisService = services.next();
            if (axisService.getSchemaTargetNamespace() == null) {
                axisService.setSchemaTargetNamespace(Java2WSDLConstants.AXIS2_XSD);
            }
        }
        services = axisServiceGroup.getServices();
        while (services.hasNext()) {
            axisService = services.next();
            if (axisService.isUseDefaultChains()) {
                Iterator operations = axisService.getOperations();
                while (operations.hasNext()) {
                    AxisOperation operation = operations.next();
                    phasesinfo.setOperationPhases(operation);
                }
            }
        }
        Iterator enModule = getEngagedModules().iterator();
        while (enModule.hasNext()) {
            axisServiceGroup.engageModule(enModule.next());
        }
        services = axisServiceGroup.getServices();
        ArrayList servicesIAdded = new ArrayList();
        while (services.hasNext()) {
            axisService = services.next();
            processEndpoints(axisService, axisService.getAxisConfiguration());

            Map endpoints = axisService.getEndpoints();
            String serviceName = axisService.getName();
            try {
                addToAllServicesMap(axisService);
            } catch (AxisFault axisFault) {
                // Whoops, must have been a duplicate!  If we had a problem here, we have to
                // remove all the ones we added...
                for (AxisService service : servicesIAdded) {
                    allServices.remove(service.getName());
                }
                // And toss this in case anyone wants it?
                throw axisFault;
            }
            servicesIAdded.add(axisService);
            if (endpoints != null) {
                Iterator endpointNameIter = endpoints.keySet().iterator();
                while (endpointNameIter.hasNext()) {
                    String endpointName = endpointNameIter.next();
                    if (log.isDebugEnabled()) {
                        log.debug("Adding service to allEndpoints map: ("
                                  + serviceName + "," + endpointName + ") ");
                    }

                    allEndpoints.put(serviceName + "." + endpointName, axisService);
                }
                if (log.isDebugEnabled()) {
                    log.debug("After adding to allEndpoints map, size is "
                              + allEndpoints.size());
                }
            }

            if (!axisService.isClientSide()) {
                notifyObservers(new AxisEvent(AxisEvent.SERVICE_DEPLOY ,axisService ), axisService);
            }
        }
        // serviceGroups.put(axisServiceGroup.getServiceGroupName(),
        // axisServiceGroup);
        addChild(axisServiceGroup);
    }

    /**
     * This method is used to add a service to an existing active service group in the axis configuration
     *
     * @param axisService service to be added to the existing service group provided
     * @param serviceGroupName name of the service group which should be existing in the axis configuration
     * @throws AxisFault in case of an error in adding the service to the group specified or if the group is not existing
     */
    public void addServiceToExistingServiceGroup(AxisService axisService,
                                                 String serviceGroupName) throws AxisFault {

        AxisServiceGroup serviceGroup = getServiceGroup(serviceGroupName);
        if (serviceGroup == null) {
            String message = "A ServiceGroup with the provided name "
                    + serviceGroupName + " is not existing";
            log.error(message);
            throw new AxisFault(message);
        }

        if (axisService.getSchemaTargetNamespace() == null) {
            axisService.setSchemaTargetNamespace(Java2WSDLConstants.AXIS2_XSD);
        }

        if (axisService.isUseDefaultChains()) {
            Iterator operations = axisService.getOperations();
            while (operations.hasNext()) {
                AxisOperation operation = operations.next();
                phasesinfo.setOperationPhases(operation);
            }
        }

        Map endpoints = axisService.getEndpoints();
        if (endpoints == null || endpoints.size() == 0) {
			org.apache.axis2.deployment.util.Utils.addEndpointsToService(
					axisService, axisService.getAxisConfiguration());
            endpoints = axisService.getEndpoints();
		}

        String serviceName = axisService.getName();
        addToAllServicesMap(axisService);

        if (endpoints != null) {
            Iterator endpointNameIter = endpoints.keySet().iterator();
            while (endpointNameIter.hasNext()) {
                String endpointName = endpointNameIter.next();
                if (log.isDebugEnabled()) {
                    log.debug("Adding service to allEndpoints map: ("
                            + serviceName + "," + endpointName + ") ");
                }

                allEndpoints.put(serviceName + "." + endpointName, axisService);
            }
            if (log.isDebugEnabled()) {
                log.debug("After adding to allEndpoints map, size is "
                        + allEndpoints.size());
            }
        }
        
        serviceGroup.addService(axisService);

        if (!axisService.isClientSide()) {
            notifyObservers(new AxisEvent(AxisEvent.SERVICE_DEPLOY, axisService), axisService);
        }
    }

    public void addToAllServicesMap(AxisService axisService) throws AxisFault {
        String serviceName = axisService.getName();
        AxisService oldService = allServices.get(serviceName);
        if (oldService == null) {
            if (log.isDebugEnabled()) {
                log.debug("Adding service to allServices map: [" + serviceName + "] ");
            }
            allServices.put(serviceName, axisService);
            if (log.isTraceEnabled()) {
                //noinspection ThrowableInstanceNeverThrown
                log.trace("After adding to allServices map, size is "
                          + allServices.size() + " call stack is " + 
                          JavaUtils.stackToString(new Exception()));
            }

        } else {
            // If we were already there, that's fine.  If not, fault!
            if (oldService != axisService) {
                throw new AxisFault(Messages.getMessage("twoservicecannothavesamename",
                                                        axisService.getName() +
                                                        " [" + axisService.getFileName() + "]"));
            }
        }
    }

    public AxisServiceGroup removeServiceGroup(String serviceGroupName) throws AxisFault {
        AxisServiceGroup axisServiceGroup = (AxisServiceGroup) getChild(serviceGroupName);
        if (axisServiceGroup == null) {
            throw new AxisFault(Messages.getMessage("invalidservicegroupname",
                                                    serviceGroupName));
        }

        Iterator services = axisServiceGroup.getServices();
        boolean isClientSide = false;
        while (services.hasNext()) {
            AxisService axisService = services.next();           
            isClientSide = axisService.isClientSide()? true : false;

            //removes the endpoints to this service         
            removeServiceReferences(axisService.getName());    

        }
        removeChild(serviceGroupName);
        if (!isClientSide) {
            notifyObservers(new AxisEvent(AxisEvent.SERVICE_REMOVE, axisServiceGroup), axisServiceGroup);
        }

        return axisServiceGroup;
    }

    /**
     * Add an incoming transport description (i.e. receiver) to our configuration.
     *
     * @param transport TransportInDescription to add.
     * @throws AxisFault
     */
    public void addTransportIn(TransportInDescription transport) throws AxisFault {
        if (transport.getReceiver() == null) {
            throw new AxisFault(
                    "Transport Receiver can not be null for the transport "
                    + transport.getName());
        }
        transportsIn.put(transport.getName(), transport);
    }

    /**
     * Add an outgoing transport description (i.e. sender) to our configuration.
     *
     * @param transport TransportOutDescription to add.
     * @throws AxisFault
     */
    public void addTransportOut(TransportOutDescription transport)
            throws AxisFault {
        if (transport.getSender() == null) {
            throw new AxisFault(
                    "Transport sender can not be null for the transport "
                    + transport.getName());
        }
        transportsOut.put(transport.getName(), transport);
    }

    /**
     * Engages the default module version corresponding to given module name ,
     * or if the module name contains version number in it then it will engage
     * the correct module. Both of the below two cases are valid 1.
     * engageModule("addressing"); 2. engageModule("addressing-1.23");
     *
     * @param moduleref name of module to engage
     * @throws AxisFault
     */
    public void engageModule(String moduleref) throws AxisFault {
        AxisModule module = getModule(moduleref);
        if (module != null) {
            engageModule(module);
        } else {
            throw new AxisFault(Messages.getMessage("modulenotavailble", moduleref));
        }
    }

    /**
     * Engages a module using given name and its version ID.
     *
     * @param moduleName name of module to engage
     * @param versionID version of module to engage
     * @throws AxisFault
     */
    public void engageModule(String moduleName, String versionID)
            throws AxisFault {
        String actualName = Utils.getModuleName(moduleName, versionID);
        AxisModule module = getModule(actualName);
        if (module != null) {
            engageModule(module);
        } else {
            // TODO : Should this be an NPE or InvalidArgumentException?
            throw new AxisFault(Messages.getMessage("refertoinvalidmodule"));
        }
    }

    public void onEngage(AxisModule module, AxisDescription engager) throws AxisFault {
        Iterator servicegroups = getServiceGroups();
        while (servicegroups.hasNext()) {
            AxisServiceGroup serviceGroup = servicegroups.next();
            serviceGroup.engageModule(module, engager);
        }
    }

    /**
     * To dis-engage a module from the system. This will remove all the handlers
     * belonging to this module from all the handler chains.
     *
     * @param module module to disengage
     */
    public void onDisengage(AxisModule module) throws AxisFault {
        PhaseResolver phaseResolver = new PhaseResolver(this);
        phaseResolver.disengageModuleFromGlobalChains(module);

        Iterator serviceGroups = getServiceGroups();
        while (serviceGroups.hasNext()) {
            AxisServiceGroup axisServiceGroup = serviceGroups.next();
            axisServiceGroup.disengageModule(module);
        }
    }

    public void notifyObservers(AxisEvent event, AxisService service) {
        if (service.isClientSide())
            return;

        for (AxisObserver observer : observerSet) {
            try {
                observer.serviceUpdate(event, service);
            } catch (Throwable e) {
                // No need to stop the system due to this, so log an error and ignore
                log.error("Error occured while notifying observer", e);
            }
        }
    }

    public void notifyObservers(AxisEvent event, AxisModule moule) {

        for (AxisObserver anObserversList : observerSet) {

            try {
                anObserversList.moduleUpdate(event, moule);
            } catch (Throwable e) {
                // No need to stop the system due to this, so log an error and ignore
                log.error("Error occured while notifying observer", e);
            }
        }
    }

    public void notifyObservers(AxisEvent event, AxisServiceGroup serviceGroup) {

        for (AxisObserver anObserversList : observerSet) {

            try {
                anObserversList.serviceGroupUpdate(event, serviceGroup);
            } catch (Throwable e) {
                // No need to stop the system due to this, so log an error and ignore
                log.error("Error occured while notifying observer", e);
            }
        }
    }

    /**
     * Remove a service.
     *
     * @param name name of service to remove
     * @throws AxisFault
     */
    public synchronized void removeService(String name) throws AxisFault {
        AxisService service = removeServiceReferences(name);
        if (service != null) {
            AxisServiceGroup serviceGroup = service.getAxisServiceGroup();
            serviceGroup.removeService(name);
            log.debug(Messages.getMessage("serviceremoved", name));
        }
    }

    /**
     * Add an AxisModule to the list of globally deployed modules.
     * 

* TODO: should this check for duplicate names? * * @param moduleName name of AxisModule to add to list. */ public void addGlobalModuleRef(String moduleName) { globalModuleList.add(moduleName); } /** * Engage all the previously added global modules. * * @throws AxisFault if an individual engageModule() fails */ public void engageGlobalModules() throws AxisFault { for (String aGlobalModuleList : globalModuleList) { engageModule(aGlobalModuleList); } } public Hashtable getFaultyModules() { return faultyModules; } public Hashtable getFaultyServices() { return faultyServices; } /** * Updates the map that keeps track of faulty services due to modules * @param moduleName This service has become faulty due this module. * @param faultyServiceData Data that are required when recovering the faulty service. */ public void addFaultyServiceDuetoModule(String moduleName, FaultyServiceData faultyServiceData) { Map faultyServicesMap; synchronized (faultyServicesDueToModules) { if (faultyServicesDueToModules.containsKey(moduleName)) { faultyServicesMap = faultyServicesDueToModules.get(moduleName); faultyServicesMap.put(faultyServiceData.getServiceGroupName(), faultyServiceData); } else { faultyServicesMap = new HashMap(); faultyServicesMap.put(faultyServiceData.getServiceGroupName(), faultyServiceData); faultyServicesDueToModules.put(moduleName, faultyServicesMap); } //Adding the faulty service to default service map String serviceStatus = "Error:\n" + "Engaged module not found :" + moduleName; String serviceLocation = null; if(faultyServiceData.getCurrentDeploymentFile() != null){ serviceLocation = faultyServiceData.getCurrentDeploymentFile().getFile().getAbsolutePath(); } if(serviceLocation == null){ serviceLocation = faultyServiceData.getServiceGroupName(); } faultyServices.put(serviceLocation, serviceStatus); } } /** * Returns a map which contains the faulty services due a particular module. * * @param moduleName name of the module about which to inquire * @return a Map<String, FaultyServiceData> mapping service name to data */ public Map getFaultyServicesDuetoModule(String moduleName) { if (faultyServicesDueToModules.containsKey(moduleName)) { return faultyServicesDueToModules.get(moduleName); } return new HashMap(1); } /** * Returns the map which keeps track of faulty services due to modules. * @return a Map keyed by module name, containing Maps keyed by service name containing * FaultyServiceData for each faulty service. */ public Map> getFaultyServicesDuetoModules(){ return faultyServicesDueToModules; } /** * Removes a faulty service for a given module from the internal map. * * TODO: Doesn't this actually remove a faulty service *group*? And should this even be public? * * @param moduleName name of the module to look up * @param serviceGroupName name of the service group to remove */ public void removeFaultyServiceDuetoModule(String moduleName, String serviceGroupName) { synchronized (faultyServicesDueToModules) { Map faultyServicesDueToModule = faultyServicesDueToModules.get(moduleName); FaultyServiceData faultyServiceData = faultyServicesDueToModule.get(serviceGroupName); if (faultyServicesDueToModule != null) { faultyServicesDueToModule.remove(serviceGroupName); //Removing from the default faulty services map. String serviceLocation = null; if (faultyServiceData.getCurrentDeploymentFile() != null) { serviceLocation = faultyServiceData.getCurrentDeploymentFile().getFile().getAbsolutePath(); } if (serviceLocation == null) { serviceLocation = faultyServiceData.getServiceGroupName(); } faultyServices.remove(serviceLocation); if (faultyServicesDueToModule.isEmpty()) { faultyServicesDueToModules.remove(moduleName); } } } } public void removeFaultyService(String key) { Iterator itr = faultyServices.keySet().iterator(); while (itr.hasNext()) { String fullFileName = itr.next(); if (fullFileName.indexOf(key) >= 0) { faultyServices.remove(fullFileName); return; } } } // to get the out flow correpodning to the global out flow; public List getOutFlowPhases() { return this.outPhases; } /** * @return Returns ArrayList. */ public List getInFaultFlowPhases() { return inFaultPhases; } public List getInFlowPhases() { return inPhasesUptoAndIncludingPostDispatch; } public MessageReceiver getMessageReceiver(String mepURL) { return messageReceivers.get(mepURL); } /** * Get a Builder for a particular content type. * * @param contentType the desired content type * @return the configured message builder implementation class name against * the given content type. */ public Builder getMessageBuilder(String contentType) { Builder builder = null; if (messageBuilders.isEmpty()) { return null; } if (contentType != null) { builder = messageBuilders.get(contentType); if (builder == null) { builder = messageBuilders.get(contentType.toLowerCase()); } if (builder == null) { Iterator> iterator = messageBuilders.entrySet().iterator(); while (iterator.hasNext() && builder == null) { Entry entry = iterator.next(); String key = entry.getKey(); if (contentType.matches(key)) { builder = entry.getValue(); } } } } return builder; } public Builder getMessageBuilder(String contentType, boolean defaultBuilder) { Builder builder = getMessageBuilder(contentType); if (builder == null && defaultBuilder){ builder = new UnknownContentBuilder(); } return builder; } /** * Get a MessageFormatter for the specified content type. * * @param contentType content type to look up * @return a MessageFormatter corresponding to the given content type, or null. */ public MessageFormatter getMessageFormatter(String contentType) { return messageFormatters.get(contentType); } // /** // * // * @deprecate Please use String version instead // * @param qname // * @return // */ // public AxisModule getModule(QName qname) { // return getModule(qname.getLocalPart()); // } /** * Get an AxisModule by name. * * If the exact name passed (which might contain a version) is present, we'll return that, * otherwise we'll look for the default version *if* there is no version in the passed * name. * * @param name module name to look up * @return an AxisModule if found, or null */ public AxisModule getModule(String name) { AxisModule module = allModules.get(name); if (module != null) { return module; } // checks whether the version string seperator is not there in the // module name String defaultModuleVersion = getDefaultModuleVersion(name); if (defaultModuleVersion != null) { module = allModules.get(Utils.getModuleName(name, defaultModuleVersion)); if (module != null) { return module; } } return null; } /** * Return the module having name=moduleName & version=moduleVersion * * @param moduleName The module name * @param moduleVersion The version of the module * @return The AxisModule having name=moduleName & version=moduleVersion */ public AxisModule getModule(String moduleName, String moduleVersion) { if (moduleVersion == null || moduleVersion.trim().length() == 0) { moduleVersion = getDefaultModuleVersion(moduleName); } return allModules.get(Utils.getModuleName(moduleName, moduleVersion)); } /** * Get the class loader that becomes the parent of all the modules * * @return a ClassLoader */ public ClassLoader getModuleClassLoader() { return this.moduleClassLoader; } public ModuleConfiguration getModuleConfig(String moduleName) { return moduleConfigmap.get(moduleName); } /** * @return Returns HashMap. */ public HashMap getModules() { return allModules; } /** * @return Returns ArrayList. */ public List getOutFaultFlowPhases() { return outFaultPhases; } public PhasesInfo getPhasesInfo() { return phasesinfo; } public URL getRepository() { return axis2Repository; } /** * Method getService. * * @param name the name of the service to look up * @return an AxisService if found, or null */ public AxisService getService(String name) throws AxisFault { AxisService axisService = allServices.get(name); if (axisService != null) { if (axisService.isActive()) { return axisService; } else { throw new AxisFault(Messages .getMessage("serviceinactive", name)); } } else { axisService = allEndpoints.get(name); if (axisService != null) { if (axisService.isActive()) { return axisService; } else { throw new AxisFault(Messages .getMessage("serviceinactive", name)); } } } return null; } /** * Service can start and stop, once stopped it cannot be accessed, so we * need a way to get the service even if service is not active. * * @param serviceName name to look up * @return AxisService */ public AxisService getServiceForActivation(String serviceName) { AxisService axisService; axisService = allServices.get(serviceName); if (axisService != null) { return axisService; } else { axisService = allEndpoints.get(serviceName); return axisService; } } // The class loader that becomes the parent of all the services public ClassLoader getServiceClassLoader() { return this.serviceClassLoader; } public AxisServiceGroup getServiceGroup(String serviceNameAndGroupString) { // return (AxisServiceGroup) // serviceGroups.get(serviceNameAndGroupString); return (AxisServiceGroup) getChild(serviceNameAndGroupString); } public Iterator getServiceGroups() { // return serviceGroups.values().iterator(); return (Iterator) getChildren(); } // To get all the services in the system public HashMap getServices() { HashMap hashMap = new HashMap(this.allServices.size()); String key; for (String s : this.allServices.keySet()) { key = s; hashMap.put(key, this.allServices.get(key)); } return hashMap; } // The class loader which become the top most parent of all the modules and // services public ClassLoader getSystemClassLoader() { return this.systemClassLoader; } public TransportInDescription getTransportIn(String name) { return transportsIn.get(name); } public TransportOutDescription getTransportOut(String name) { return transportsOut.get(name); } public HashMap getTransportsIn() { return transportsIn; } public HashMap getTransportsOut() { return transportsOut; } public boolean isEngaged(String moduleId) { AxisModule module = getModule(moduleId); if (module == null) { return false; } boolean isEngaged = super.isEngaged(module); if (!isEngaged) { AxisModule defaultModule = getDefaultModule(moduleId); isEngaged = engagedModules != null && engagedModules.values().contains(defaultModule); } return isEngaged; } public boolean isEngaged(AxisModule axisModule) { boolean isEngaged = super.isEngaged(axisModule); if (!isEngaged) { isEngaged = engagedModules != null && engagedModules.values().contains(axisModule); } return isEngaged; } public void setGlobalOutPhase(List outPhases) { this.outPhases = outPhases; } /** * Set the inbound fault phases * * TODO: Passing mutable lists like this and using them directly is bad practice. * * @param list a List of Phases which will become our inbound fault flow */ public void setInFaultPhases(List list) { inFaultPhases = list; } public void setInPhasesUptoAndIncludingPostDispatch( List inPhasesUptoAndIncludingPostDispatch) { this.inPhasesUptoAndIncludingPostDispatch = inPhasesUptoAndIncludingPostDispatch; } public void setModuleClassLoader(ClassLoader classLoader) { this.moduleClassLoader = classLoader; } /** * Set the outbound fault phases * * TODO: Passing mutable lists like this and using them directly is bad practice. * * @param list a List of Phases which will become our outbound fault flow */ public void setOutFaultPhases(List list) { outFaultPhases = list; } public void setPhasesInfo(PhasesInfo phasesInfo) { this.phasesinfo = phasesInfo; } public void setRepository(URL axis2Repository) { this.axis2Repository = axis2Repository; } public void setServiceClassLoader(ClassLoader classLoader) { this.serviceClassLoader = classLoader; } public void setSystemClassLoader(ClassLoader classLoader) { this.systemClassLoader = classLoader; } /** * Adds a default module version, which can be done either programmatically * or by using axis2.xml. The default module version is important if user * asks to engage a module without given version ID, in which case, * the default version is engaged. * * TODO: This currently does NOTHING if a default has already been set. Should either overwrite or throw. * * @param moduleName the name of the module for which we're setting the default version * @param moduleVersion the default version */ public void addDefaultModuleVersion(String moduleName, String moduleVersion) { if (nameToversionMap.get(moduleName) == null) { nameToversionMap.put(moduleName, moduleVersion); } } public String getDefaultModuleVersion(String moduleName) { return nameToversionMap.get(moduleName); } public AxisModule getDefaultModule(String moduleName) { String defaultModuleVersion = getDefaultModuleVersion(moduleName); if (defaultModuleVersion == null) { return allModules.get(moduleName); } else { return allModules.get(moduleName + "-" + defaultModuleVersion); } } public ClusteringAgent getClusteringAgent() { return clusteringAgent; } public void setClusteringAgent(ClusteringAgent clusteringAgent) { this.clusteringAgent = clusteringAgent; } public TransactionConfiguration getTransactionConfiguration() { return transactionConfiguration; } public void setTransactionConfig(TransactionConfiguration transactionConfiguration) { this.transactionConfiguration = transactionConfiguration; } public Object getKey() { return toString(); } public void stopService(String serviceName) throws AxisFault { AxisService service = allServices.get(serviceName); if (service == null) { throw new AxisFault(Messages.getMessage("servicenamenotvalid", serviceName)); } service.setActive(false); notifyObservers(new AxisEvent(AxisEvent.SERVICE_STOP , service), service); } public void startService(String serviceName) throws AxisFault { AxisService service = allServices.get(serviceName); if (service == null) { throw new AxisFault(Messages.getMessage("servicenamenotvalid", serviceName)); } service.setActive(true); notifyObservers(new AxisEvent(AxisEvent.SERVICE_START , service), service); } public List getModulesForPolicyNamesapce(String namesapce) { return policySupportedModules.get(namesapce); } public void registerModulePolicySupport(AxisModule axisModule) { String[] namespaces = axisModule.getSupportedPolicyNamespaces(); if (namespaces == null) { return; } List modulesList; for (String namespace : namespaces) { modulesList = policySupportedModules.get(namespace); if (modulesList != null) { modulesList.add(axisModule); } else { modulesList = new ArrayList(); modulesList.add(axisModule); policySupportedModules.put(namespace, modulesList); } } } public void registerLocalPolicyAssertions(AxisModule axisModule) { QName[] localPolicyAssertions = axisModule.getLocalPolicyAssertions(); if (localPolicyAssertions == null) { return; } for (QName localPolicyAssertion : localPolicyAssertions) { addLocalPolicyAssertion(localPolicyAssertion); } } /** * This method returns read-only list of AxisObservers registered with this * {@link AxisConfiguration}. * * @return ArrayList */ public ArrayList getObserversList() { AxisObserver[] array = observerSet.toArray(new AxisObserver[observerSet.size()]); ArrayList observers = new ArrayList(array.length); observers.addAll(Arrays.asList(array)); return observers; } public boolean isStart() { return start; } public void setStart(boolean start) { this.start = start; } /** * getTargetResolverChain returns an instance of * TargetResolver which iterates over the registered * TargetResolvers, calling each one in turn when * resolveTarget is called. * * @return a TargetResolver which iterates over all registered TargetResolvers. */ public TargetResolver getTargetResolverChain() { if (targetResolvers.isEmpty()) { return null; } return new TargetResolver() { public void resolveTarget(MessageContext messageContext) { Iterator iter = targetResolvers.iterator(); while (iter.hasNext()) { TargetResolver tr = iter.next(); tr.resolveTarget(messageContext); } } }; } public void addTargetResolver(TargetResolver tr) { targetResolvers.add(tr); } public void addLocalPolicyAssertion(QName name) { this.localPolicyAssertions.add(name); } public List getLocalPolicyAssertions() { return this.localPolicyAssertions; } public void removeLocalPolicyAssertion(QName name) { this.localPolicyAssertions.remove(name); } public boolean isAssertionLocal(QName name) { return this.localPolicyAssertions.contains(name); } /** * Allows to define/configure Data Locator for specified dialect at Axis 2 Configuration. * * @param dialect- an absolute URI represents the format and version of data * @param classname - class name of the Data Locator configured to support retrieval * for the specified dialect. */ public void addDataLocatorClassNames(String dialect, String classname) { dataLocatorClassNames.put(dialect, classname); } /** * For internal used only! To store instance of DataLocator when it is first loaded. This allows to * reuse of the DataLocator after it is initially loaded. * * @param dialect- an absolute URI represents the format and version of data * @param dataLocator - specified an DataLocator instance to support retrieval * of the specified dialect. */ public void addDataLocator(String dialect, AxisDataLocator dataLocator) { dataLocators.put(dialect, dataLocator); } /** * Return DataLocator instance for specified dialect. * @param dialect the dialect to look up * @return an AxisDataLocator, or null */ public AxisDataLocator getDataLocator(String dialect) { return dataLocators.get(dialect); } /** * Return classname of DataLocator configured for specified dialect. * @param dialect the dialect to look up * @return a String containing a class name, or null */ public String getDataLocatorClassName(String dialect) { return dataLocatorClassNames.get(dialect); } /** * Checks whether the system pre-defined phases * for all the flows, have been changed. If they have been changed, throws a DeploymentException. * * @throws org.apache.axis2.deployment.DeploymentException * */ public void validateSystemPredefinedPhases() throws DeploymentException { PhasesInfo phasesInfo = getPhasesInfo(); setInPhasesUptoAndIncludingPostDispatch(phasesInfo.getGlobalInflow()); setInFaultPhases(phasesInfo.getGlobalInFaultPhases()); setGlobalOutPhase(phasesInfo.getGlobalOutPhaseList()); setOutFaultPhases(phasesInfo.getOUT_FaultPhases()); } public AxisConfigurator getConfigurator() { return configurator; } public void setConfigurator(AxisConfigurator configurator) { this.configurator = configurator; } public void cleanup() { if (configurator != null) { configurator.cleanup(); } if (clusteringAgent != null) { clusteringAgent.finalize(); } this.policySupportedModules.clear(); this.moduleConfigmap.clear(); this.allEndpoints.clear(); this.allModules.clear(); this.allServices.clear(); this.outPhases.clear(); this.messageReceivers.clear(); this.targetResolvers.clear(); if (this.engagedModules != null) { this.engagedModules.clear(); } this.configurator = null; } /** * This method can be used to insert a phase at the runtime for a given location * And the relative location can be specified by beforePhase and afterPhase. Parameters * Either or both of them can be null , if both the parameters are null then the phase * will be added some where in the global phase. If one of them are null then the phase * will be added * - If the beforePhase is null then the phase will be added after the afterPhase * - If the after phase is null then the phase will be added before the beforePhase * Type of the flow will be specified by the parameter flow. * 1 - Inflow * 2 - out flow * 3 - fault in flow * 4 - fault out flow * * @param d the Deployable representing the Phase to deploy * @param flow the type of the flow * @throws org.apache.axis2.AxisFault : If something went wrong */ public void insertPhase(Deployable d, int flow) throws AxisFault { switch (flow) { case PhaseMetadata.IN_FLOW : { List phaseList = phasesinfo.getINPhases(); phaseList = findAndInsertPhase(d, phaseList); if (phaseList != null) { phasesinfo.setINPhases(phaseList); } break; } case PhaseMetadata.OUT_FLOW : { List phaseList = phasesinfo.getOUTPhases(); phaseList = findAndInsertPhase(d, phaseList); if (phaseList != null) { phasesinfo.setOUTPhases(phaseList); } break; } case PhaseMetadata.FAULT_OUT_FLOW : { List phaseList = phasesinfo.getOutFaultPhaseList(); phaseList = findAndInsertPhase(d, phaseList); if (phaseList != null) { phasesinfo.setOUT_FaultPhases(phaseList); } break; } case PhaseMetadata.FAULT_IN_FLOW : { List phaseList = phasesinfo.getIN_FaultPhases(); phaseList = findAndInsertPhase(d, phaseList); if (phaseList != null) { phasesinfo.setIN_FaultPhases(phaseList); } break; } } } /** * Insert a Phase into a list of Phases * * @param d a Deployable containing the Phase to insert * @param phaseList a list of Phases * @return a new List of Phases with the new one correctly deployed. * @throws AxisFault */ private List findAndInsertPhase(Deployable d, List phaseList) throws AxisFault { DeployableChain ec = new DeployableChain(); String last = null; for (Phase phase : phaseList) { String name = phase.getName(); Deployable existing = new Deployable(name); existing.setTarget(phase); if (last != null) { // Set up explicit chain relationship for preexisting phases, for now. ec.addRelationship(last, name); } last = name; try { ec.deploy(existing); } catch (Exception e) { // This should never happen when building a simple list like the above throw AxisFault.makeFault(e); } } try { ec.deploy(d); if (d.getTarget() == null) { Phase phase = new Phase(); phase.setName(d.getName()); d.setTarget(phase); } ec.rebuild(); } catch (Exception e) { throw AxisFault.makeFault(e); } phaseList = ec.getChain(); return phaseList; } private void processEndpoints(AxisService axisService, AxisConfiguration axisConfiguration) throws AxisFault { Map enspoints = axisService.getEndpoints(); if (enspoints == null || enspoints.size() == 0) { org.apache.axis2.deployment.util.Utils.addEndpointsToService( axisService, axisConfiguration); } } public boolean isChildFirstClassLoading(){ boolean childFirstClassLoading = false; Parameter isChildFirstClassLoading = this.getParameter(Constants.Configuration.ENABLE_CHILD_FIRST_CLASS_LOADING); if (isChildFirstClassLoading != null){ childFirstClassLoading = JavaUtils.isTrueExplicitly(isChildFirstClassLoading.getValue()); } return childFirstClassLoading; } private AxisService removeServiceReferences(String serviceName) { AxisService axisService = allServices.remove(serviceName); if (axisService != null) { if (!axisService.isClientSide()) { notifyObservers(new AxisEvent(AxisEvent.SERVICE_REMOVE, axisService), axisService); } // removes the endpoints to this service for (Iterator iter = axisService.getEndpoints().keySet() .iterator(); iter.hasNext();) { String key = serviceName + "." + iter.next(); this.allEndpoints.remove(key); } } return axisService; } public boolean isGlobalModulesRegistered(String moduleName) { if (globalModuleList.contains(moduleName)) { return true; } return false; } }





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