org.apache.axis2.description.AxisModule Maven / Gradle / Ivy
/*
* 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.description;
import org.apache.axiom.om.OMElement;
import org.apache.axis2.AxisFault;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.axis2.i18n.Messages;
import org.apache.axis2.modules.Module;
import org.apache.axis2.util.Utils;
import javax.xml.namespace.QName;
import java.net.URL;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.HashMap;
/**
* This holds the information about a Module.
*
* - parameters
-
*
- handlers
-
*
* Handler are registered once they are available. They are available to all services if axis2.xml
* has a module ref="." or available to a single service if services.xml have module ref=".."
*/
public class AxisModule implements ParameterInclude {
/**
* Field flowInclude
*/
private final FlowInclude flowInclude = new FlowInclude();
/**
* Field parameters
*/
private final ParameterInclude parameters = new ParameterIncludeImpl();
private Module module;
private ClassLoader moduleClassLoader;
// To keep the File that module came from
private URL fileName;
/**
* Field name
*/
private String name;
//This is to keep the version number of the module, if the module name is a-b-c-1.3.mar ,
// then the module version would be 1.3
private Version version;
// to store module operations , which are suppose to be added to a service if it is engaged to a service
private HashMap operations = new HashMap();
private AxisConfiguration parent;
/*
* to store policies which are valid for any service for which the module is engaged
*/
private PolicyInclude policyInclude = null;
// Small description about the module
private String moduleDescription;
private String[] supportedPolicyNames;
private QName[] localPolicyAssertions;
public static final String VERSION_SNAPSHOT = "SNAPSHOT";
public static final String MODULE_SERVICE = "moduleService";
private PolicySubject policySubject = new PolicySubject();
/**
* Constructor ModuleDescription.
*/
public AxisModule() {
}
/**
* Constructor ModuleDescription.
*
* @param name : Name of the module
*/
public AxisModule(String name) {
this.name = name;
}
/**
* Get the name of this module.
* Note that it is possible to deploy several versions of the same module. Therefore,
* the name of a module is not unique in the scope of a given {@link AxisConfiguration}.
*
* @return the name of the module
*/
public String getName() {
return name;
}
/**
* Set the name of this module.
*
* @param name the name of the module
*/
public void setName(String name) {
this.name = name;
}
private String archiveName;
/**
* Get the archive name of this module. The archive name is the combination
* of the module name and version (if available). In general it is equal to the
* name of the module archive file without the suffix.
*
* @return the archive name of the module
*/
public String getArchiveName() {
if (archiveName == null){
if(version == null){
archiveName = name;
} else {
archiveName = name + "-" + version;
}
}
return archiveName;
}
/**
* Set the archive name of this module. This method will split the archive name
* to extract the module name and version (which can be retrieved using
* {@link #getName()} and {@link #getVersion()}).
*
* @param archiveName the archive name of the module
*/
public void setArchiveName(String archiveName) {
int index = 0;
// First look for a part that starts with a digit
while ((index = archiveName.indexOf('-', index)) != -1) {
char c = archiveName.charAt(++index);
if ('0' <= c && c <= '9') {
break;
}
}
// Also support SNAPSHOT
if (index == -1 && archiveName.endsWith("-SNAPSHOT")) {
index = archiveName.length()-8;
}
if (index == -1) {
name = archiveName;
version = null;
} else {
try {
version = new Version(archiveName.substring(index));
} catch (ParseException ex) {
version = null;
}
if (version == null) {
name = archiveName;
} else {
name = archiveName.substring(0, index-1);
}
}
}
/**
* Get the version of this module.
*
* @return the version of the module, or null if the module doesn't have a
* version number
*/
public Version getVersion() {
return version;
}
/**
* Set the version of this module.
*
* @param version the version of the module
*/
public void setVersion(Version version) {
this.version = version;
}
public void addOperation(AxisOperation axisOperation) {
operations.put(axisOperation.getName(), axisOperation);
}
/**
* @param param : Parameter to be added
*/
public void addParameter(Parameter param) throws AxisFault {
if (isParameterLocked(param.getName())) {
throw new AxisFault(Messages.getMessage("paramterlockedbyparent", param.getName()));
} else {
parameters.addParameter(param);
}
}
public void removeParameter(Parameter param) throws AxisFault {
if (isParameterLocked(param.getName())) {
throw new AxisFault(Messages.getMessage("paramterlockedbyparent", param.getName()));
} else {
parameters.removeParameter(param);
}
}
public void deserializeParameters(OMElement parameterElement) throws AxisFault {
this.parameters.deserializeParameters(parameterElement);
}
/**
* @return Returns Flow.
*/
public Flow getFaultInFlow() {
return flowInclude.getFaultInFlow();
}
public Flow getFaultOutFlow() {
return flowInclude.getFaultOutFlow();
}
/**
* @return Returns Flow.
*/
public Flow getInFlow() {
return flowInclude.getInFlow();
}
/**
* @return Returns Module.
*/
public Module getModule() {
return module;
}
public ClassLoader getModuleClassLoader() {
return moduleClassLoader;
}
public HashMap getOperations() {
return operations;
}
/**
* @return Returns Flow.
*/
public Flow getOutFlow() {
return flowInclude.getOutFlow();
}
/**
* @return Returns Parameter.
*/
public Parameter getParameter(String name) {
return parameters.getParameter(name);
}
public ArrayList getParameters() {
return parameters.getParameters();
}
public AxisConfiguration getParent() {
return parent;
}
// to check whether a given parameter is locked
public boolean isParameterLocked(String parameterName) {
// checking the locked value of parent
boolean loscked = false;
if (this.parent != null) {
loscked = this.parent.isParameterLocked(parameterName);
}
if (loscked) {
return true;
} else {
Parameter parameter = getParameter(parameterName);
return (parameter != null) && parameter.isLocked();
}
}
/**
* @param faultFlow : Arryalist of handlerDescriptions
*/
public void setFaultInFlow(Flow faultFlow) {
flowInclude.setFaultInFlow(faultFlow);
}
/**
* @param faultFlow : Arryalist of HandlerDescriptions
*/
public void setFaultOutFlow(Flow faultFlow) {
flowInclude.setFaultOutFlow(faultFlow);
}
public void setInFlow(Flow inFlow) {
flowInclude.setInFlow(inFlow);
}
/**
* @param module : AxisModule
*/
public void setModule(Module module) {
this.module = module;
}
public void setModuleClassLoader(ClassLoader moduleClassLoader) {
this.moduleClassLoader = moduleClassLoader;
}
public void setOutFlow(Flow outFlow) {
flowInclude.setOutFlow(outFlow);
}
public void setParent(AxisConfiguration parent) {
this.parent = parent;
}
public void setPolicyInclude(PolicyInclude policyInclude) {
this.policyInclude = policyInclude;
}
public PolicyInclude getPolicyInclude() {
if (policyInclude == null) {
policyInclude = new PolicyInclude();
}
return policyInclude;
}
public PolicySubject getPolicySubject() {
return policySubject;
}
public String getModuleDescription() {
return moduleDescription;
}
public void setModuleDescription(String moduleDescription) {
this.moduleDescription = moduleDescription;
}
public String[] getSupportedPolicyNamespaces() {
return supportedPolicyNames;
}
public void setSupportedPolicyNamespaces(String[] supportedPolicyNamespaces) {
this.supportedPolicyNames = supportedPolicyNamespaces;
}
public QName[] getLocalPolicyAssertions() {
return localPolicyAssertions;
}
public void setLocalPolicyAssertions(QName[] localPolicyAssertions) {
this.localPolicyAssertions = localPolicyAssertions;
}
public URL getFileName() {
return fileName;
}
public void setFileName(URL fileName) {
this.fileName = fileName;
}
}
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