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Core Parts of Axis2. This includes Axis2 engine, Client API, Addressing support, etc.,
/*
* 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.deployment;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.deployment.repository.util.ArchiveReader;
import org.apache.axis2.deployment.repository.util.DeploymentFileData;
import org.apache.axis2.deployment.repository.util.WSInfo;
import org.apache.axis2.deployment.scheduler.DeploymentIterator;
import org.apache.axis2.deployment.scheduler.Scheduler;
import org.apache.axis2.deployment.scheduler.SchedulerTask;
import org.apache.axis2.deployment.util.Utils;
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.Flow;
import org.apache.axis2.description.Parameter;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.axis2.i18n.Messages;
import org.apache.axis2.util.FaultyServiceData;
import org.apache.axis2.util.JavaUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import java.io.BufferedReader;
import java.io.Closeable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
public abstract class DeploymentEngine implements DeploymentConstants {
private static final Log log = LogFactory.getLog(DeploymentEngine.class);
/**
* Indicates that the deployment task is running
*/
public static final String DEPLOYMENT_TASK_RUNNING = "deployment.task.running";
private static final String MODULE_DEPLOYER = "moduleDeployer";
//to keep the web resource location if any
protected static String webLocationString = null;
protected Scheduler scheduler;
private SchedulerTask schedulerTask;
public static void setWebLocationString(String webLocationString) {
DeploymentEngine.webLocationString = webLocationString;
}
/**
* Support for hot update is controlled by this flag
*/
protected boolean hotUpdate = true;
/**
* Support for hot deployment is controlled by this flag
*/
protected boolean hotDeployment = true;
/**
* Stores all the web Services to deploy.
*/
protected List wsToDeploy = new ArrayList();
/**
* Stores all the web Services to undeploy.
*/
protected List wsToUnDeploy = new ArrayList();
/**
* to keep a ref to engine register
* this ref will pass to engine when it call start()
* method
*/
protected AxisConfiguration axisConfig;
protected ConfigurationContext configContext;
protected RepositoryListener repoListener;
protected String servicesPath = null;
protected File servicesDir = null;
protected String modulesPath = null;
protected File modulesDir = null;
private File repositoryDir = null;
//to deploy service (both aar and expanded)
protected ServiceDeployer serviceDeployer;
//To deploy modules (both mar and expanded)
protected ModuleDeployer moduleDeployer;
private Map> deployerMap = new HashMap>();
private Lock lock = new ReentrantLock();
public void loadServices() {
repoListener.checkServices();
if (hotDeployment) {
startSearch(repoListener);
}
}
public void loadRepository(String repoDir) throws DeploymentException {
File axisRepo = new File(repoDir);
if (!axisRepo.exists()) {
throw new DeploymentException(
Messages.getMessage("cannotfindrepo", repoDir));
}
setDeploymentFeatures();
prepareRepository(repoDir);
// setting the CLs
setClassLoaders(repoDir);
repoListener = new RepositoryListener(this, false);
org.apache.axis2.util.Utils
.calculateDefaultModuleVersion(axisConfig.getModules(), axisConfig);
try {
try {
axisConfig.setRepository(axisRepo.toURI().toURL());
} catch (MalformedURLException e) {
log.info(e.getMessage());
}
axisConfig.validateSystemPredefinedPhases();
} catch (AxisFault axisFault) {
throw new DeploymentException(axisFault);
}
}
public void loadFromClassPath() throws DeploymentException {
//loading modules from the classpath
new RepositoryListener(this, true);
org.apache.axis2.util.Utils.calculateDefaultModuleVersion(
axisConfig.getModules(), axisConfig);
axisConfig.validateSystemPredefinedPhases();
try {
engageModules();
} catch (AxisFault axisFault) {
log.info(Messages.getMessage(DeploymentErrorMsgs.MODULE_VALIDATION_FAILED,
axisFault.getMessage()));
throw new DeploymentException(axisFault);
}
}
private void loadCustomServices(URL repoURL) {
for (Map.Entry> entry : getDeployers().entrySet()) {
String directory = entry.getKey();
Map extensionMap = entry.getValue();
try {
String listName;
if (!directory.endsWith("/")) {
listName = directory + ".list";
directory += "/";
} else {
listName = directory.replaceAll("/", "") + ".list";
}
String repoPath = repoURL.getPath();
if (!repoPath.endsWith("/")) {
repoPath += "/";
repoURL = new URL(repoURL.getProtocol() + "://" + repoPath);
}
URL servicesDir = new URL(repoURL, directory);
URL filelisturl = new URL(servicesDir, listName);
List files = getFileList(filelisturl);
for (Object file : files) {
String fileName = (String) file;
String extension = getExtension(fileName);
Deployer deployer = extensionMap.get(extension);
if (deployer == null) {
continue;
}
URL servicesURL = new URL(servicesDir, fileName);
// We are calling reflection code here , to avoid changes to the interface
Class classToLoad = deployer.getClass();
// We can not call classToLoad.getDeclaredMethed() , since there
// can be insatnce where mutiple services extends using one class
// just for init and other reflection methods
Method method = null;
try {
method = classToLoad.getMethod("deployFromURL", URL.class);
} catch (Exception e) {
//We do not need to inform this to user , since this something
// Axis2 is checking to support Session. So if the method is
// not there we should ignore that
}
if (method != null) {
try {
method.invoke(deployer, servicesURL);
} catch (Exception e) {
log.info(
"Exception trying to call " + "deployFromURL for the deployer" +
deployer.getClass(), e);
}
}
}
} catch (MalformedURLException e) {
//I am just ignoring the error at the moment , but need to think how to handle this
}
}
}
private String getExtension(String fileName) {
int lastIndex = fileName.lastIndexOf(".");
return fileName.substring(lastIndex + 1);
}
public void loadServicesFromUrl(URL repoURL) {
try {
String path = servicesPath == null ? DeploymentConstants.SERVICE_PATH : servicesPath;
if (!path.endsWith("/")) {
path += "/";
}
String repoPath = repoURL.getPath();
if (!repoPath.endsWith("/")) {
repoPath += "/";
repoURL = new URL(repoURL.getProtocol() + "://" + repoPath);
}
URL servicesDir = new URL(repoURL, path);
URL filelisturl = new URL(servicesDir, "services.list");
ArrayList files = getFileList(filelisturl);
repoListener = new RepositoryListener(this, false);
for (Object file : files) {
String fileUrl = (String) file;
if (fileUrl.endsWith(".aar")) {
URL servicesURL = new URL(servicesDir, fileUrl);
repoListener.addURLToDeploy(servicesURL, getServiceDeployer(),
WSInfo.TYPE_SERVICE);
}
}
repoListener.update();
//Loading other type of services such as custom deployers
loadCustomServices(repoURL);
} catch (MalformedURLException e) {
log.error(e.getMessage(), e);
}
}
public void loadRepositoryFromURL(URL repoURL) throws DeploymentException {
try {
setDeploymentFeatures();
String path = modulesPath == null ? DeploymentConstants.MODULE_PATH : modulesPath;
if (!path.endsWith("/")) {
path = path + "/";
}
String repoPath = repoURL.getPath();
if (!repoPath.endsWith("/")) {
repoPath += "/";
repoURL = new URL(repoURL.getProtocol() + "://" + repoPath);
}
URL moduleDir = new URL(repoURL, path);
URL filelisturl = new URL(moduleDir, "modules.list");
Iterator fileIterator = getFileList(filelisturl).iterator();
axisConfig.setRepository(repoURL);
repoListener = new RepositoryListener(this, false);
while (fileIterator.hasNext()) {
String fileUrl = (String) fileIterator.next();
if (fileUrl.endsWith(".mar")) {
URL moduleurl = new URL(moduleDir, fileUrl);
repoListener.addURLToDeploy(moduleurl, getModuleDeployer(), WSInfo.TYPE_MODULE);
}
}
repoListener.update();
org.apache.axis2.util.Utils.calculateDefaultModuleVersion(axisConfig.getModules(),
axisConfig);
axisConfig.validateSystemPredefinedPhases();
} catch (MalformedURLException e) {
throw new DeploymentException(e);
} catch (IOException e) {
throw new DeploymentException(e);
}
}
public static void addNewModule(AxisModule modulemetadata,
AxisConfiguration axisConfiguration) throws AxisFault {
Flow inflow = modulemetadata.getInFlow();
ClassLoader moduleClassLoader = modulemetadata.getModuleClassLoader();
if (inflow != null) {
Utils.addFlowHandlers(inflow, moduleClassLoader);
}
Flow outFlow = modulemetadata.getOutFlow();
if (outFlow != null) {
Utils.addFlowHandlers(outFlow, moduleClassLoader);
}
Flow faultInFlow = modulemetadata.getFaultInFlow();
if (faultInFlow != null) {
Utils.addFlowHandlers(faultInFlow, moduleClassLoader);
}
Flow faultOutFlow = modulemetadata.getFaultOutFlow();
if (faultOutFlow != null) {
Utils.addFlowHandlers(faultOutFlow, moduleClassLoader);
}
axisConfiguration.addModule(modulemetadata);
log.debug(Messages.getMessage(DeploymentErrorMsgs.ADDING_NEW_MODULE));
synchronized (axisConfiguration.getFaultyServicesDuetoModules()) {
//Check whether there are faulty services due to this module
HashMap faultyServices =
(HashMap) axisConfiguration.getFaultyServicesDuetoModule(
modulemetadata.getName());
faultyServices = (HashMap) faultyServices.clone();
// Here iterating a cloned hashmap and modifying the original hashmap.
// To avoid the ConcurrentModificationException.
for (FaultyServiceData faultyServiceData : faultyServices.values()) {
axisConfiguration.removeFaultyServiceDuetoModule(modulemetadata.getName(),
faultyServiceData
.getServiceGroup().getServiceGroupName());
//Recover the faulty serviceGroup.
addServiceGroup(faultyServiceData.getServiceGroup(),
faultyServiceData.getServiceList(),
faultyServiceData.getServiceLocation(),
faultyServiceData.getCurrentDeploymentFile(),
axisConfiguration);
}
}
}
public static void addServiceGroup(AxisServiceGroup serviceGroup,
ArrayList serviceList,
URL serviceLocation,
DeploymentFileData currentDeploymentFile,
AxisConfiguration axisConfiguration) throws AxisFault {
if (isServiceGroupReadyToDeploy(serviceGroup, serviceList, serviceLocation,
currentDeploymentFile, axisConfiguration)) {
fillServiceGroup(serviceGroup, serviceList, serviceLocation, axisConfiguration);
axisConfiguration.addServiceGroup(serviceGroup);
if (currentDeploymentFile != null) {
addAsWebResources(currentDeploymentFile.getFile(),
serviceGroup.getServiceGroupName(), serviceGroup);
// let the system have hidden services
if (!JavaUtils.isTrueExplicitly(serviceGroup.getParameterValue(
Constants.HIDDEN_SERVICE_PARAM_NAME))) {
log.info(Messages.getMessage(DeploymentErrorMsgs.DEPLOYING_WS,
currentDeploymentFile.getName(),
serviceLocation.toString()));
}
} else if (!JavaUtils.isTrueExplicitly(serviceGroup.getParameterValue(
Constants.HIDDEN_SERVICE_PARAM_NAME))) {
log.info(Messages.getMessage(DeploymentErrorMsgs.DEPLOYING_WS,
serviceGroup.getServiceGroupName(), ""));
}
}
}
/**
* Performs a check routine, in order to identify whether all the serviceGroup, service and
* operation level modules are available. If a referenced module is not deployed yet, the
* serviceGroup is added as a faulty service.
*
* @param serviceGroup the AxisServiceGroup we're checking
* @param serviceList a List of AxisServices to check
* @param serviceLocation the URL of the service (only used if there's a problem)
* @param currentDeploymentFile the current DeploymentFileData object (only used if there's a
* problem)
* @param axisConfig the active AxisConfiguration
* @return boolean
* @throws AxisFault
*/
protected static boolean isServiceGroupReadyToDeploy(AxisServiceGroup serviceGroup,
ArrayList serviceList,
URL serviceLocation,
DeploymentFileData currentDeploymentFile,
AxisConfiguration axisConfig)
throws AxisFault {
synchronized (axisConfig.getFaultyServicesDuetoModules()) {
String moduleName;
ArrayList groupModules = serviceGroup.getModuleRefs();
for (Object groupModule : groupModules) {
moduleName = (String) groupModule;
AxisModule module = axisConfig.getModule(moduleName);
if (module == null) {
axisConfig.addFaultyServiceDuetoModule(moduleName,
new FaultyServiceData(serviceGroup,
serviceList,
serviceLocation,
currentDeploymentFile));
if (log.isDebugEnabled()) {
log.debug("Service: " + serviceGroup.getServiceGroupName() +
" becomes faulty due to Module: " + moduleName);
}
return false;
}
}
for (Object aServiceList : serviceList) {
AxisService axisService = (AxisService) aServiceList;
// modules from
ArrayList list = axisService.getModules();
for (Object aList : list) {
moduleName = (String) aList;
AxisModule module = axisConfig.getModule(moduleName);
if (module == null) {
axisConfig.addFaultyServiceDuetoModule(moduleName,
new FaultyServiceData(serviceGroup,
serviceList,
serviceLocation,
currentDeploymentFile));
if (log.isDebugEnabled()) {
log.debug("Service: " + serviceGroup.getServiceGroupName() +
" becomes faulty due to Module: " + moduleName);
}
return false;
}
}
for (Iterator iterator = axisService.getOperations(); iterator.hasNext();) {
AxisOperation opDesc = (AxisOperation) iterator.next();
ArrayList modules = opDesc.getModuleRefs();
for (Object module1 : modules) {
moduleName = (String) module1;
AxisModule module = axisConfig.getModule(moduleName);
if (module == null) {
axisConfig.addFaultyServiceDuetoModule(moduleName,
new FaultyServiceData(
serviceGroup,
serviceList,
serviceLocation,
currentDeploymentFile));
if (log.isDebugEnabled()) {
log.debug("Service: " + serviceGroup.getServiceGroupName() +
" becomes faulty due to Module: " + moduleName);
}
return false;
}
}
}
}
}
return true;
}
protected static void fillServiceGroup(AxisServiceGroup serviceGroup,
ArrayList serviceList,
URL serviceLocation,
AxisConfiguration axisConfig) throws AxisFault {
// serviceGroup.setParent(axisConfig);
// module from services.xml at serviceGroup level
ArrayList groupModules = serviceGroup.getModuleRefs();
serviceGroup.setParent(axisConfig);
for (Object groupModule : groupModules) {
String moduleName = (String) groupModule;
AxisModule module = axisConfig.getModule(moduleName);
if (module != null) {
serviceGroup.engageModule(axisConfig.getModule(moduleName));
} else {
throw new DeploymentException(
Messages.getMessage(
DeploymentErrorMsgs.BAD_MODULE_FROM_SERVICE,
serviceGroup.getServiceGroupName(), moduleName));
}
}
Iterator services = serviceList.iterator();
while (services.hasNext()) {
AxisService axisService = (AxisService) services.next();
axisService.setUseDefaultChains(false);
axisService.setFileName(serviceLocation);
serviceGroup.addService(axisService);
// modules from
ArrayList list = axisService.getModules();
for (Object aList : list) {
AxisModule module = axisConfig.getModule((String) aList);
if (module == null) {
throw new DeploymentException(
Messages.getMessage(
DeploymentErrorMsgs.BAD_MODULE_FROM_SERVICE,
axisService.getName(),
((QName) aList).getLocalPart()));
}
axisService.engageModule(module);
}
for (Iterator iterator = axisService.getOperations(); iterator.hasNext();) {
AxisOperation opDesc = (AxisOperation) iterator.next();
ArrayList modules = opDesc.getModuleRefs();
for (Object module1 : modules) {
String moduleName = (String) module1;
AxisModule module = axisConfig.getModule(moduleName);
if (module != null) {
opDesc.engageModule(module);
} else {
throw new DeploymentException(
Messages.getMessage(
DeploymentErrorMsgs.BAD_MODULE_FROM_OPERATION,
opDesc.getName().getLocalPart(),
moduleName));
}
}
}
}
}
/**
* @param file ArchiveFileData
*/
public synchronized void addWSToDeploy(DeploymentFileData file) {
wsToDeploy.add(file);
}
/**
* @param file WSInfo
*/
public synchronized void addWSToUndeploy(WSInfo file){
wsToUnDeploy.add(file);
}
public synchronized void doDeploy() {
try {
if (wsToDeploy.size() > 0) {
for (Object aWsToDeploy : wsToDeploy) {
DeploymentFileData fileToDeploy = (DeploymentFileData) aWsToDeploy;
try {
fileToDeploy.deploy();
} catch (DeploymentException e) {
// TODO : This probably isn't sufficient. Maybe provide an option to stop?
log.info(e);
}
}
}
} finally {
wsToDeploy.clear();
}
}
/**
* Checks if the modules, referred by server.xml, exist or that they are deployed.
*
* @throws org.apache.axis2.AxisFault : If smt goes wrong
*/
public void engageModules() throws AxisFault {
axisConfig.engageGlobalModules();
}
/**
* To get AxisConfiguration for a given inputStream this method can be used.
* The inputstream should be a valid axis2.xml , else you will be getting
* DeploymentExceptions.
*
* First creat a AxisConfiguration using given inputSream , and then it will
* try to find the repository location parameter from AxisConfiguration, so
* if user has add a parameter with the name "repository" , then the value
* specified by that parameter will be the repository and system will try to
* load modules and services from that repository location if it a valid
* location. hot deployment and hot update will work as usual in this case.
*
* You will be getting AxisConfiguration corresponding to given inputstream
* if it is valid , if something goes wrong you will be getting
* DeploymentException
*
* @param in : InputStream to axis2.xml
* @return a populated AxisConfiguration
* @throws DeploymentException : If something goes wrong
*/
public AxisConfiguration populateAxisConfiguration(InputStream in) throws DeploymentException {
axisConfig = new AxisConfiguration();
AxisConfigBuilder builder = new AxisConfigBuilder(in, axisConfig, this);
builder.populateConfig();
try {
if (in != null) {
in.close();
}
} catch (IOException e) {
log.info("error in closing input stream");
}
moduleDeployer = new ModuleDeployer(axisConfig);
return axisConfig;
}
/**
* Starts the Deployment engine to perform Hot deployment and so on.
*
* @param listener : RepositoryListener
*/
protected void startSearch(RepositoryListener listener) {
scheduler = new Scheduler();
schedulerTask = new SchedulerTask(listener, axisConfig);
scheduler.schedule(schedulerTask, new DeploymentIterator());
}
/**
* Method to check whether the deployment task is currently running. Will be used is graceful
* shutdown & restart scenarios.
*
* @return true - if the deployment task is running, false - otherwise
*/
public boolean isDeploymentTaskRunning() {
synchronized (axisConfig) {
Parameter deploymentTaskRunningParam =
axisConfig.getParameter(DeploymentEngine.DEPLOYMENT_TASK_RUNNING);
if (deploymentTaskRunningParam != null) {
return (Boolean) deploymentTaskRunningParam.getValue();
}
return false;
}
}
public synchronized void unDeploy() {
try {
if (wsToUnDeploy.size() > 0) {
for (Object aWsToUnDeploy : wsToUnDeploy) {
WSInfo wsInfo = (WSInfo) aWsToUnDeploy;
if (wsInfo.getType() == WSInfo.TYPE_SERVICE) {
//No matter what we need to undeploy the service
// if user has deleted the file from the repository
serviceDeployer.undeploy(wsInfo.getFileName());
} else {
//We need to undeploy the service whether we have enable hotUpdate or not ,
// o.w what happen if someone delete the service from the repo
Deployer deployer = wsInfo.getDeployer();
if (deployer != null) {
deployer.undeploy(wsInfo.getFileName());
}
}
}
}
} catch (Exception e) {
log.info(e);
}
wsToUnDeploy.clear();
}
/**
* Gets AxisConfiguration.
*
* @return AxisConfiguration AxisConfiguration
*/
public AxisConfiguration getAxisConfig() {
return axisConfig;
}
/**
* Retrieves service name from the archive file name.
* If the archive file name is service1.aar , then axis2 service name would be service1
*
* @param fileName the archive file name
* @return Returns String.
*/
public static String getAxisServiceName(String fileName) {
char seperator = '.';
String value;
int index = fileName.lastIndexOf(seperator);
if (index > 0) {
value = fileName.substring(0, index);
return value;
}
return fileName;
}
public AxisModule getModule(String moduleName) throws AxisFault {
return axisConfig.getModule(moduleName);
}
public boolean isHotUpdate() {
return hotUpdate;
}
private static void addAsWebResources(File in,
String serviceFileName,
AxisServiceGroup serviceGroup) {
try {
if (webLocationString == null) {
return;
}
if (in.isDirectory()) {
return;
}
File webLocation = new File(webLocationString);
File out = new File(webLocation, serviceFileName);
int BUFFER = 1024;
byte data[] = new byte[BUFFER];
FileInputStream fin = new FileInputStream(in);
ZipInputStream zin = new ZipInputStream(
fin);
ZipEntry entry;
while ((entry = zin.getNextEntry()) != null) {
ZipEntry zip = new ZipEntry(entry);
if (zip.getName().toUpperCase().startsWith("WWW")) {
String fileName = zip.getName();
fileName = fileName.substring("WWW/".length(),
fileName.length());
if (zip.isDirectory()) {
new File(out, fileName).mkdirs();
} else {
FileOutputStream tempOut = new FileOutputStream(new File(out, fileName));
int count;
while ((count = zin.read(data, 0, BUFFER)) != -1) {
tempOut.write(data, 0, count);
}
tempOut.close();
tempOut.flush();
}
serviceGroup.setFoundWebResources(true);
}
}
zin.close();
fin.close();
} catch (IOException e) {
log.info(e.getMessage());
}
}
public static String getWebLocationString() {
return webLocationString;
}
/**
* To set the all the classLoader hierarchy this method can be used , the top most parent is
* CCL then SCL(system Class Loader)
* CCL
* :
* SCL
* : :
* MCCL SCCL
* : :
* MCL SCL
*
*
* MCCL : module common class loader
* SCCL : Service common class loader
* MCL : module class loader
* SCL : Service class loader
*
* @param axis2repoURI : The repository folder of Axis2
* @throws DeploymentException if there's a problem
*/
protected void setClassLoaders(String axis2repoURI) throws DeploymentException {
if (axisConfig.getSystemClassLoader() == null) {
ClassLoader sysClassLoader =
Utils.getClassLoader(Thread.currentThread().getContextClassLoader(), axis2repoURI,
axisConfig.isChildFirstClassLoading());
axisConfig.setSystemClassLoader(sysClassLoader);
}
if (servicesDir.exists()) {
axisConfig.setServiceClassLoader(
Utils.getClassLoader(axisConfig.getSystemClassLoader(), servicesDir,
axisConfig.isChildFirstClassLoading()));
} else {
axisConfig.setServiceClassLoader(axisConfig.getSystemClassLoader());
}
if (modulesDir.exists()) {
axisConfig.setModuleClassLoader(Utils.getClassLoader(axisConfig.getSystemClassLoader(),
modulesDir,
axisConfig.isChildFirstClassLoading()));
} else {
axisConfig.setModuleClassLoader(axisConfig.getSystemClassLoader());
}
}
/**
* Sets hotDeployment and hot update.
*/
protected void setDeploymentFeatures() {
Parameter hotDeployment = axisConfig.getParameter(TAG_HOT_DEPLOYMENT);
Parameter hotUpdate = axisConfig.getParameter(TAG_HOT_UPDATE);
if (hotDeployment != null) {
this.hotDeployment = JavaUtils.isTrue(hotDeployment.getValue(), true);
}
if (hotUpdate != null) {
this.hotUpdate = JavaUtils.isTrue(hotUpdate.getValue(), true);
}
String serviceDirPara = (String)
axisConfig.getParameterValue(DeploymentConstants.SERVICE_DIR_PATH);
if (serviceDirPara != null) {
servicesPath = serviceDirPara;
}
String moduleDirPara = (String)
axisConfig.getParameterValue(DeploymentConstants.MODULE_DRI_PATH);
if (moduleDirPara != null) {
modulesPath = moduleDirPara;
}
}
/**
* Creates directories for modules/services, copies configuration xml from class loader if necessary
*
* @param repositoryName the pathname of the repository
*/
protected void prepareRepository(String repositoryName) {
repositoryDir = new File(repositoryName);
if (servicesPath != null) {
servicesDir = new File(servicesPath);
if (!servicesDir.exists()) {
servicesDir = new File(repositoryDir, servicesPath);
}
} else {
servicesDir = new File(repositoryDir, DeploymentConstants.SERVICE_PATH);
}
if (!servicesDir.exists()) {
log.info(Messages.getMessage("noservicedirfound", getRepositoryPath(repositoryDir)));
}
if (modulesPath != null) {
modulesDir = new File(modulesPath);
if (!modulesDir.exists()) {
modulesDir = new File(repositoryDir, modulesPath);
}
} else {
modulesDir = new File(repositoryDir, DeploymentConstants.MODULE_PATH);
}
if (!modulesDir.exists()) {
log.info(Messages.getMessage("nomoduledirfound", getRepositoryPath(repositoryDir)));
}
}
protected String getRepositoryPath(File repository) {
try {
return repository.getCanonicalPath();
} catch (IOException e) {
return repository.getAbsolutePath();
}
}
protected ArrayList getFileList(URL fileListUrl) {
ArrayList fileList = new ArrayList();
InputStream in;
try {
in = fileListUrl.openStream();
} catch (IOException e) {
log.info(e.getMessage() + " - as per axis2.repository.url, the URL is "+fileListUrl+" that will be used relative to "+new File(".").getAbsolutePath());
return fileList;
}
BufferedReader input = null;
try {
input = new BufferedReader(new InputStreamReader(in));
String line;
while ((line = input.readLine()) != null) {
line = line.trim();
if (line.length() > 0 && line.charAt(0) != '#') {
fileList.add(line);
}
}
} catch (IOException ex) {
ex.printStackTrace();
} finally {
try {
if (input != null) {
input.close();
}
}
catch (IOException ex) {
ex.printStackTrace();
}
}
return fileList;
}
public void setConfigContext(ConfigurationContext configContext) {
this.configContext = configContext;
initializeDeployers(this.configContext);
}
private void initializeDeployers(ConfigurationContext configContext) {
for (Map extensionMap : deployerMap.values()) {
for (Deployer deployer : extensionMap.values()) {
deployer.init(configContext);
if (deployer instanceof AbstractDeployer) {
for (Iterator sbeItr = ((AbstractDeployer) deployer)
.getServiceBuilderExtensions().iterator(); sbeItr.hasNext();) {
// init ServiceBuilderExtensions
ServiceBuilderExtension builderExtension = sbeItr.next();
builderExtension.init(configContext);
((AbstractDeployer) deployer).addServiceBuilderExtensions(builderExtension);
}
/*
* URL based deployment does not fully based on standard
* deployment architecture hence it's require to set
* serviceDeployer variable. serviceDeployer variable
* set only if the ServiceDeployer has been registered
* on axis2.xml file.
*/
if (deployer instanceof ServiceDeployer) {
serviceDeployer = (ServiceDeployer) deployer;
}
}
}
}
}
/**
* Builds an AxisModule for a given module archive file. This does not
* called the init method since there is no reference to configuration context
* so who ever create module using this has to called module.init if it is
* required
*
* @param modulearchive : Actual module archive file
* @param config : AxisConfiguration : for get classloaders etc..
* @return a complete AxisModule read from the file.
* @throws org.apache.axis2.deployment.DeploymentException
* if there's a problem
*/
public static AxisModule buildModule(File modulearchive,
AxisConfiguration config)
throws DeploymentException {
AxisModule axismodule;
ModuleDeployer deployer = (ModuleDeployer) config.getParameterValue(MODULE_DEPLOYER);
try {
if (deployer == null) {
deployer = new ModuleDeployer(config);
config.addParameter(MODULE_DEPLOYER, deployer);
}
DeploymentFileData currentDeploymentFile = new DeploymentFileData(modulearchive,
deployer);
axismodule = new AxisModule();
ArchiveReader archiveReader = new ArchiveReader();
currentDeploymentFile.setClassLoader(false, config.getModuleClassLoader(), null,
config.isChildFirstClassLoading());
axismodule.setModuleClassLoader(currentDeploymentFile.getClassLoader());
archiveReader.readModuleArchive(currentDeploymentFile, axismodule,
false, config);
ClassLoader moduleClassLoader = axismodule.getModuleClassLoader();
Flow inflow = axismodule.getInFlow();
if (inflow != null) {
Utils.addFlowHandlers(inflow, moduleClassLoader);
}
Flow outFlow = axismodule.getOutFlow();
if (outFlow != null) {
Utils.addFlowHandlers(outFlow, moduleClassLoader);
}
Flow faultInFlow = axismodule.getFaultInFlow();
if (faultInFlow != null) {
Utils.addFlowHandlers(faultInFlow, moduleClassLoader);
}
Flow faultOutFlow = axismodule.getFaultOutFlow();
if (faultOutFlow != null) {
Utils.addFlowHandlers(faultOutFlow, moduleClassLoader);
}
} catch (AxisFault axisFault) {
throw new DeploymentException(axisFault);
}
return axismodule;
}
/**
* Fills an axisservice object using services.xml. First creates
* an axisservice object using WSDL and then fills it using the given services.xml.
* Loads all the required class and builds the chains, finally adds the
* servicecontext to EngineContext and axisservice into EngineConfiguration.
*
* @param serviceInputStream InputStream containing configuration data
* @param configCtx the ConfigurationContext in which we're deploying
* @return Returns AxisService.
* @throws DeploymentException if there's a problem
*/
public static AxisService buildService(InputStream serviceInputStream,
ConfigurationContext configCtx)
throws DeploymentException {
AxisService axisService = new AxisService();
try {
ServiceBuilder builder = new ServiceBuilder(serviceInputStream, configCtx, axisService);
builder.populateService(builder.buildOM());
} catch (AxisFault axisFault) {
throw new DeploymentException(axisFault);
} catch (XMLStreamException e) {
throw new DeploymentException(e);
}
return axisService;
}
/**
* To build a AxisServiceGroup for a given services.xml
* You have to add the created group into AxisConfig
*
* @param servicesxml InputStream created from services.xml or equivalent
* @param classLoader ClassLoader to use
* @param serviceGroupName name of the service group
* @param configCtx the ConfigurationContext in which we're deploying
* @param archiveReader the ArchiveReader we're working with
* @param wsdlServices Map of existing WSDL services
* @return a fleshed-out AxisServiceGroup
* @throws AxisFault if there's a problem
*/
public static AxisServiceGroup buildServiceGroup(InputStream servicesxml,
ClassLoader classLoader,
String serviceGroupName,
ConfigurationContext configCtx,
ArchiveReader archiveReader,
HashMap wsdlServices) throws AxisFault {
DeploymentFileData currentDeploymentFile = new DeploymentFileData(null, null);
currentDeploymentFile.setClassLoader(classLoader);
AxisServiceGroup serviceGroup = new AxisServiceGroup();
serviceGroup.setServiceGroupClassLoader(classLoader);
serviceGroup.setServiceGroupName(serviceGroupName);
AxisConfiguration axisConfig = configCtx.getAxisConfiguration();
try {
ArrayList serviceList = archiveReader.buildServiceGroup(servicesxml,
currentDeploymentFile,
serviceGroup,
wsdlServices, configCtx);
fillServiceGroup(serviceGroup, serviceList, null, axisConfig);
return serviceGroup;
} catch (XMLStreamException e) {
throw AxisFault.makeFault(e);
}
}
public static AxisServiceGroup loadServiceGroup(File serviceFile,
ConfigurationContext configCtx)
throws AxisFault {
try {
DeploymentFileData currentDeploymentFile = new DeploymentFileData(serviceFile, null);
DeploymentClassLoader classLoader = Utils.createClassLoader(serviceFile,
configCtx.getAxisConfiguration().isChildFirstClassLoading());
currentDeploymentFile.setClassLoader(classLoader);
AxisServiceGroup serviceGroup = new AxisServiceGroup();
serviceGroup.setServiceGroupClassLoader(classLoader);
// Drop the extension and take the name
String fileName = serviceFile.getName();
String serviceGroupName = fileName.substring(0, fileName.lastIndexOf("."));
serviceGroup.setServiceGroupName(serviceGroupName);
AxisConfiguration axisConfig = configCtx.getAxisConfiguration();
ArchiveReader archiveReader = new ArchiveReader();
HashMap wsdlServices = archiveReader.processWSDLs(currentDeploymentFile);
InputStream serviceXml = classLoader.getResourceAsStream("META-INF/services.xml");
ArrayList serviceList = archiveReader.buildServiceGroup(serviceXml,
currentDeploymentFile,
serviceGroup,
wsdlServices, configCtx);
fillServiceGroup(serviceGroup, serviceList, null, axisConfig);
return serviceGroup;
} catch (Exception e) {
throw new DeploymentException(e);
}
}
public File getServicesDir() {
return servicesDir;
}
public File getModulesDir() {
return modulesDir;
}
public File getRepositoryDir() {
return repositoryDir;
}
public void setDeployers(Map> deployerMap) {
this.deployerMap = deployerMap;
}
public Map> getDeployers() {
return this.deployerMap;
}
public RepositoryListener getRepoListener() {
return repoListener;
}
public ServiceDeployer getServiceDeployer() {
return serviceDeployer;
}
public ModuleDeployer getModuleDeployer() {
return moduleDeployer;
}
public Deployer getDeployer(String directory, String extension) {
Map extensionMap = deployerMap.get(directory);
return (extensionMap != null) ? extensionMap.get(extension) : null;
}
private static void destroyClassLoader(ClassLoader classLoader) {
if (classLoader instanceof DeploymentClassLoader && classLoader instanceof Closeable) {
try {
((Closeable)classLoader).close();
} catch (IOException ex) {
log.warn("Failed to destroy class loader " + classLoader, ex);
}
}
}
/**
* Clean up the mess
*/
public void cleanup() {
destroyClassLoader(axisConfig.getModuleClassLoader());
destroyClassLoader(axisConfig.getServiceClassLoader());
destroyClassLoader(axisConfig.getSystemClassLoader());
if (scheduler != null) {
scheduler.cleanup(schedulerTask);
}
for (Map stringDeployerMap : deployerMap.values()) {
for (Deployer deployer : stringDeployerMap.values()) {
try {
deployer.cleanup();
} catch (DeploymentException e) {
log.error("Error occurred while cleaning up deployer", e);
}
}
}
}
/**
* Add and initialize a new Deployer.
*
* @param deployer Deployer object to be registered
* @param directory the directory which will be scanned for deployable artifacts
* @param extension the extension of the deployable artifacts for this Deployer
*/
public void addDeployer(Deployer deployer, String directory, String extension) {
if (deployer == null) {
log.error("Failed to add Deployer : deployer is null");
return;
}
if (directory == null) {
log.error("Failed to add Deployer " + deployer.getClass().getName() + ": missing 'directory' attribute");
return;
}
//Extention is optional if the extention is not provided deployer will deploy the directories
if (extension != null) {
// A leading dot is redundant, so strip it. So we allow either ".foo" or "foo", either
// of which will result in extension="foo"
if (extension.charAt(0) == '.') extension = extension.substring(1);
}
// If axis2 is not initialized, Axis2 will handle the deployer init() and relavent service deployment
// If axis2 is initialized and hotDeployment is on, Axis2 will handle the relavent service deployments.
// If axis2 is initialized and hotDeployment is off, we need to manually deploy the relavent service artifacts.
if (configContext != null) {
// Initialize the Deployer
deployer.init(configContext);
for (Iterator sbeItr = ((AbstractDeployer) deployer)
.getServiceBuilderExtensions().iterator(); sbeItr.hasNext();) {
//init ServiceBuilderExtensions
sbeItr.next().init(configContext);
}
if (!hotDeployment) {
//TBD
}
}
lock.lock();
try {
Map extensionMap = deployerMap.get(directory);
if (extensionMap == null) {
extensionMap = new HashMap();
deployerMap.put(directory, extensionMap);
}
extensionMap.put(extension, deployer);
} finally {
lock.unlock();
}
}
/**
* Remove any Deployer mapped for the given directory and extension
*
* @param directory the directory of deployables
* @param extension the extension of deployables
*/
public void removeDeployer(String directory, String extension) {
if (directory == null) {
log.error("Failed to remove Deployer : missing 'directory' attribute");
return;
}
if (extension == null) {
log.error("Failed to remove Deployer : Deployer missing 'extension' attribute");
return;
}
Map extensionMap = deployerMap.get(directory);
if (extensionMap == null) {
return;
}
lock.lock();
try {
if (extensionMap.containsKey(extension)) {
Deployer deployer = extensionMap.remove(extension);
if (extensionMap.isEmpty()) {
deployerMap.remove(directory);
}
if (log.isDebugEnabled()) {
log.debug("Deployer " + deployer.getClass().getName() + " is removed");
}
}
} finally {
lock.unlock();
}
}
}
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