modules/core/src/main/java/org/apache/sandesha2/util/PropertyManager.java - axis-axis2-java-sandesha - Git at Google

 /*
  * 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.sandesha2.util;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;

 import org.apache.axis2.description.AxisDescription;
 import org.apache.axis2.description.AxisModule;
 import org.apache.axis2.description.Parameter;
 import org.apache.axis2.description.PolicySubject;
 import org.apache.neethi.Assertion;
 import org.apache.neethi.Policy;
 import org.apache.neethi.PolicyComponent;
 import org.apache.sandesha2.Sandesha2Constants;
 import org.apache.sandesha2.SandeshaException;
 import org.apache.sandesha2.i18n.SandeshaMessageHelper;
 import org.apache.sandesha2.i18n.SandeshaMessageKeys;
 import org.apache.sandesha2.policy.SandeshaPolicyBean;

 /**
  * Loads properties from sandesha2.properties file (from Sandesha2Constants if
  * this is not available).
  */

 public class PropertyManager {

 	public static void loadPropertiesFromDefaultValues(SandeshaPolicyBean propertyBean) {
 		propertyBean.setAcknowledgementInterval(Sandesha2Constants.Properties.DefaultValues.AcknowledgementInterval);
 		propertyBean.setExponentialBackoff(Sandesha2Constants.Properties.DefaultValues.ExponentialBackoff);
 		propertyBean.setInactiveTimeoutInterval(Sandesha2Constants.Properties.DefaultValues.InactivityTimeout,
 				Sandesha2Constants.Properties.DefaultValues.InactivityTimeoutMeasure);

 		propertyBean.setSequenceRemovalTimeoutInterval(Sandesha2Constants.Properties.DefaultValues.sequenceRemovalTimeout,
 				Sandesha2Constants.Properties.DefaultValues.sequenceRemovalTimeoutMeasure);

 		propertyBean.setInOrder(Sandesha2Constants.Properties.DefaultValues.InvokeInOrder);
 		propertyBean.setMsgTypesToDrop(null);
 		propertyBean.setRetransmissionInterval(Sandesha2Constants.Properties.DefaultValues.RetransmissionInterval);
 		// propertyBean.setStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.StorageManager);
 		propertyBean.setInMemoryStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.InMemoryStorageManager);
 		propertyBean
 				.setPermanentStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.PermanentStorageManager);
 		propertyBean
 				.setMaximumRetransmissionCount(Sandesha2Constants.Properties.DefaultValues.MaximumRetransmissionCount);

 		String msgTypesToDrop = Sandesha2Constants.Properties.DefaultValues.MessageTypesToDrop;
 		loadMessageTypesToDrop(msgTypesToDrop, propertyBean);

 		propertyBean.setSecurityManagerClass(Sandesha2Constants.Properties.DefaultValues.SecurityManager);
 		propertyBean.setEPRDecoratorClass(Sandesha2Constants.Properties.DefaultValues.EPRDecorator);
 		propertyBean.setContextManagerClass(Sandesha2Constants.Properties.DefaultValues.ContextManager);
 		propertyBean.setEnableMakeConnection(Sandesha2Constants.Properties.DefaultValues.EnableMakeConnection);
 		propertyBean.setEnableRMAnonURI(Sandesha2Constants.Properties.DefaultValues.EnableRMAnonURI);
 		propertyBean.setUseMessageSerialization(Sandesha2Constants.Properties.DefaultValues.UseMessageSerialization);
 		propertyBean.setEnforceRM(Sandesha2Constants.Properties.DefaultValues.enforceRM);

 	}

 	public static SandeshaPolicyBean loadPropertiesFromModuleDesc(AxisModule desc) throws SandeshaException {
 		SandeshaPolicyBean propertyBean = new SandeshaPolicyBean();

 		Parameter expoBackoffParam = desc.getParameter(Sandesha2Constants.Properties.ExponentialBackoff);
 		String expoBackoffStr = (String) expoBackoffParam.getValue();
 		loadExponentialBackoff(expoBackoffStr, propertyBean);

 		Parameter retransmissionIntParam = desc.getParameter(Sandesha2Constants.Properties.RetransmissionInterval);
 		String retransmissionIntStr = (String) retransmissionIntParam.getValue();
 		loadRetransmissionInterval(retransmissionIntStr, propertyBean);

 		Parameter acknowledgementIntParam = desc.getParameter(Sandesha2Constants.Properties.AcknowledgementInterval);
 		String acknowledgementIntStr = (String) acknowledgementIntParam.getValue();
 		loadAcknowledgementInterval(acknowledgementIntStr, propertyBean);

 		Parameter inactivityTimeoutParam = desc.getParameter(Sandesha2Constants.Properties.InactivityTimeout);
 		String inactivityTimeoutStr = (String) inactivityTimeoutParam.getValue();
 		Parameter inactivityTimeoutMeasureParam = desc
 				.getParameter(Sandesha2Constants.Properties.InactivityTimeoutMeasure);
 		String inactivityTimeoutMeasure = (String) inactivityTimeoutMeasureParam.getValue();
 		loadInactivityTimeout(inactivityTimeoutStr, inactivityTimeoutMeasure, propertyBean);

 		Parameter sequenceRemovalTimeoutParam = desc.getParameter(Sandesha2Constants.Properties.SequenceRemovalTimeout);
 		String sequenceRemovalTimeoutStr = (String) sequenceRemovalTimeoutParam.getValue();
 		Parameter sequenceRemovalTimeoutMeasureParam = desc
 				.getParameter(Sandesha2Constants.Properties.SequenceRemovalTimeoutMeasure);
 		String sequenceRemovalTimeoutMeasure = (String) sequenceRemovalTimeoutMeasureParam.getValue();
 		loadSequenceRemovalTimeout(sequenceRemovalTimeoutStr, sequenceRemovalTimeoutMeasure, propertyBean);

 		// Parameter storageMgrClassParam =
 		// desc.getParameter(Sandesha2Constants.Properties.StorageManager);
 		// String storageMgrClassStr = (String) storageMgrClassParam.getValue();
 		// loadStoragemanagerClass(storageMgrClassStr,propertyBean);

 		Parameter inMemoryStorageMgrClassParam = desc
 				.getParameter(Sandesha2Constants.Properties.InMemoryStorageManager);
 		String inMemoryStorageMgrClassStr = (String) inMemoryStorageMgrClassParam.getValue();
 		loadInMemoryStoragemanagerClass(inMemoryStorageMgrClassStr, propertyBean);

 		Parameter permanentStorageMgrClassParam = desc
 				.getParameter(Sandesha2Constants.Properties.PermanentStorageManager);
 		String permanentStorageMgrClassStr = (String) permanentStorageMgrClassParam.getValue();
 		loadPermanentStoragemanagerClass(permanentStorageMgrClassStr, propertyBean);

 		Parameter inOrderInvocationParam = desc.getParameter(Sandesha2Constants.Properties.InOrderInvocation);
 		String inOrderInvocation = (String) inOrderInvocationParam.getValue();
 		loadInOrderInvocation(inOrderInvocation, propertyBean);

 		Parameter enableMakeConnectionParam = desc.getParameter(Sandesha2Constants.Properties.EnableMakeConnection);
 		String enableMakeConnection = (String) enableMakeConnectionParam.getValue();
 		loadEnableMakeConnection(enableMakeConnection, propertyBean);

 		Parameter useSerializationParam = desc.getParameter(Sandesha2Constants.Properties.UseMessageSerialization);
 		String useSerialization = (String) useSerializationParam.getValue();
 		loadUseSerialization(useSerialization, propertyBean);

 		Parameter messageTypesToDropParam = desc.getParameter(Sandesha2Constants.Properties.MessageTypesToDrop);
 		String messageTypesToDrop = (String) messageTypesToDropParam.getValue();
 		loadMessageTypesToDrop(messageTypesToDrop, propertyBean);

 		Parameter securityManagerClassParam = desc.getParameter(Sandesha2Constants.Properties.SecurityManager);
 		String securityManagerClassStr = (String) securityManagerClassParam.getValue();
 		loadSecurityManagerClass(securityManagerClassStr,propertyBean);

 		Parameter eprDecoratorClassParam = desc.getParameter(Sandesha2Constants.Properties.EPRDecorator);
 		String eprDecoratorClassString = (String) eprDecoratorClassParam.getValue();
 		loadEPRDecoratorClass(eprDecoratorClassString,propertyBean);

 		return propertyBean;
 	}

 	public static SandeshaPolicyBean loadPropertiesFromModuleDescPolicy(AxisModule desc,
 			SandeshaPolicyBean parentPropertyBean) throws SandeshaException {

         boolean found = false;
         Assertion assertion = null;

         PolicySubject policySubject = desc.getPolicySubject();
         if (policySubject == null) {
             return null;
         }
         Collection<PolicyComponent> policyComponents = policySubject.getAttachedPolicyComponents();
         if (policyComponents == null) {
             return null;
         }
         Iterator<PolicyComponent> policies = policyComponents.iterator();
         while (!found && policies.hasNext()) {
         	Object next = policies.next();
         	if(next instanceof Policy){
         		Policy policy = (Policy) next;
         		Iterator<List<Assertion>> iterator = policy.getAlternatives();
         		while (!found && iterator.hasNext()) {
         			List<Assertion> assertionList = (List<Assertion>) iterator.next();
         			Iterator<Assertion> assertions = assertionList.iterator();
         			while (!found && assertions.hasNext()) {
         				assertion = (Assertion) assertions.next();
         				if (assertion instanceof SandeshaPolicyBean) {
         					found = true;
         					break;
         				}
         			}
         		}
         	}
         }

         // no RMAssertion found
         if (!found) {
             return null;
         }

         SandeshaPolicyBean propertyBean = (SandeshaPolicyBean) assertion;
         propertyBean.setParent(parentPropertyBean);

         return propertyBean;
     }

     public static SandeshaPolicyBean loadPropertiesFromAxisDescription(AxisDescription desc,
 			SandeshaPolicyBean parentPropertyBean) throws SandeshaException {

         Policy policy = desc.getPolicyInclude().getEffectivePolicy();

         if (policy == null) {
             return null; // no pilicy is available in the module description
         }

         Iterator<List<Assertion>> iterator = policy.getAlternatives();
         if (! iterator.hasNext()) {
             throw new SandeshaException("No Policy Alternative found");
         }

         List<Assertion> assertionList = (List<Assertion>) iterator.next();
         Assertion assertion = null;

         boolean found = false;

         for (Iterator<Assertion> assertions = assertionList.iterator(); assertions.hasNext();) {
             assertion = (Assertion) assertions.next();

             if (assertion instanceof SandeshaPolicyBean) {
                 found = true;
                 break;
             }
         }

         if (! found) {
             // no RMAssertion found
             return null;
         }

         SandeshaPolicyBean propertyBean = (SandeshaPolicyBean) assertion;

         if (propertyBean!=parentPropertyBean) {
         	if(parentPropertyBean != null) propertyBean.setParent(parentPropertyBean);
         	return propertyBean;
         }

         //propertyBean and parent being the same object means that there is no policy in this level, this is simply the reflection of
         //the parent.
         return null;
 	}

 	/**
 	 * Loads wsp:exponentianbackoff.
 	 *
 	 * @param properties
 	 */
 	private static void loadExponentialBackoff(String expoBackoffStr, SandeshaPolicyBean propertyBean) {

 		if (expoBackoffStr != null) {
 			expoBackoffStr = expoBackoffStr.trim();
 			if (expoBackoffStr.equals("true")) {
 				propertyBean.setExponentialBackoff(true);
 			} else if (expoBackoffStr.equals("false")) {
 				propertyBean.setExponentialBackoff(false);
 			}
 		}
 	}

 	/**
 	 * Loads wsp:retransmissionInterval.
 	 *
 	 * @param properties
 	 */
 	private static void loadRetransmissionInterval(String retransmissionIntStr, SandeshaPolicyBean propertyBean)
 			throws SandeshaException {

 		if (retransmissionIntStr != null) {
 			try {
 				retransmissionIntStr = retransmissionIntStr.trim();
 				int retransmissionInterval = Integer.parseInt(retransmissionIntStr);
 				if (retransmissionInterval > 0) {
 					propertyBean.setRetransmissionInterval(retransmissionInterval);
 				}
 			} catch (NumberFormatException e) {
 				String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveRetransInterval);
 				throw new SandeshaException(message, e);
 			}
 		}
 	}

 	/**
 	 * Loads wsp:acknowldgementInterval.
 	 *
 	 * @param properties
 	 */
 	private static void loadAcknowledgementInterval(String acknowledgementIntStr, SandeshaPolicyBean propertyBean)
 			throws SandeshaException {

 		if (acknowledgementIntStr != null) {
 			try {
 				acknowledgementIntStr = acknowledgementIntStr.trim();
 				int acknowledgementInt = Integer.parseInt(acknowledgementIntStr);
 				if (acknowledgementInt > 0) {
 					propertyBean.setAcknowledgementInterval(acknowledgementInt);
 				}
 			} catch (NumberFormatException e) {
 				String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveAckInterval);
 				throw new SandeshaException(message, e);
 			}
 		}
 	}

 	/**
 	 * Loads wsp:inactivityInterval.
 	 *
 	 * @param properties
 	 */
 	private static void loadInactivityTimeout(String inactivityTimeoutStr, String inactivityTimeoutMeasure,
 			SandeshaPolicyBean propertyBean) throws SandeshaException {

 		if (inactivityTimeoutStr != null && inactivityTimeoutMeasure != null) {
 			try {
 				inactivityTimeoutStr = inactivityTimeoutStr.trim();
 				inactivityTimeoutMeasure = inactivityTimeoutMeasure.trim();

 				int inactivityTimeoutVal = Integer.parseInt(inactivityTimeoutStr);
 				if (inactivityTimeoutVal > 0) {
 					propertyBean.setInactiveTimeoutInterval(inactivityTimeoutVal, inactivityTimeoutMeasure);
 				}
 			} catch (NumberFormatException e) {
 				String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveInactivityTimeout);
 				throw new SandeshaException(message, e);
 			}
 		}
 	}

 	/**
 	 * Loads wsp:inactivityInterval.
 	 *
 	 * @param properties
 	 */
 	private static void loadSequenceRemovalTimeout(String sequenceRemovalTimeoutStr, String sequenceRemovalTimeoutMeasure,
 			SandeshaPolicyBean propertyBean) throws SandeshaException {

 		if (sequenceRemovalTimeoutStr != null && sequenceRemovalTimeoutMeasure != null) {
 			try {
 				sequenceRemovalTimeoutStr = sequenceRemovalTimeoutStr.trim();
 				sequenceRemovalTimeoutMeasure = sequenceRemovalTimeoutMeasure.trim();

 				int sequenceRemovalTimeoutVal = Integer.parseInt(sequenceRemovalTimeoutStr);
 				if (sequenceRemovalTimeoutVal > 0) {
 					propertyBean.setSequenceRemovalTimeoutInterval(sequenceRemovalTimeoutVal, sequenceRemovalTimeoutMeasure);
 				}
 			} catch (NumberFormatException e) {
 				String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveInactivityTimeout);
 				throw new SandeshaException(message, e);
 			}
 		}
 	}

 	/**
 	 * Loads the InMemoryStorageManager class name.
 	 *
 	 * @param properties
 	 */
 	private static void loadInMemoryStoragemanagerClass(String inMemoryStorageMgrClassStr,
 			SandeshaPolicyBean propertyBean){
 		if (inMemoryStorageMgrClassStr != null) {
 			inMemoryStorageMgrClassStr = inMemoryStorageMgrClassStr.trim();
 			propertyBean.setInMemoryStorageManagerClass(inMemoryStorageMgrClassStr);
 		}
 	}

 	/**
 	 * Loads the PermanentStorageManager class name.
 	 *
 	 * @param properties
 	 */
 	private static void loadPermanentStoragemanagerClass(String permanentStorageMgrClassStr,
 			SandeshaPolicyBean propertyBean) {
 		if (permanentStorageMgrClassStr != null) {
 			permanentStorageMgrClassStr = permanentStorageMgrClassStr.trim();
 			propertyBean.setPermanentStorageManagerClass(permanentStorageMgrClassStr);
 		}
 	}

 	private static void loadInOrderInvocation(String inOrderInvocation, SandeshaPolicyBean propertyBean) {

 		if (inOrderInvocation != null) {
 			inOrderInvocation = inOrderInvocation.trim();
 			if (inOrderInvocation.equalsIgnoreCase("true")) {
 				propertyBean.setInOrder(true);
 			} else if (inOrderInvocation.equalsIgnoreCase("false")) {
 				propertyBean.setInOrder(false);
 			}
 		}
 	}

 	private static void loadEnableMakeConnection(String enableMakeConnection, SandeshaPolicyBean propertyBean) {

 		if (enableMakeConnection != null) {
 			enableMakeConnection = enableMakeConnection.trim();
 			if (enableMakeConnection.equalsIgnoreCase("true")) {
 				propertyBean.setEnableMakeConnection(true);
 			} else if (enableMakeConnection.equalsIgnoreCase("false")) {
 				propertyBean.setEnableMakeConnection(false);
 			}
 		}
 	}

 	private static void loadUseSerialization(String useSerialization, SandeshaPolicyBean propertyBean) {

 		if (useSerialization != null) {
 			useSerialization = useSerialization.trim();
 			if (useSerialization.equalsIgnoreCase("true")) {
 				propertyBean.setUseMessageSerialization(true);
 			} else if (useSerialization.equalsIgnoreCase("false")) {
 				propertyBean.setUseMessageSerialization(false);
 			}
 		}
 	}

 	private static void loadMessageTypesToDrop(String messageTypesToDrop, SandeshaPolicyBean propertyBean) {

 		if (messageTypesToDrop != null
 				&& !Sandesha2Constants.VALUE_NONE.equals(messageTypesToDrop)) {
 			messageTypesToDrop = messageTypesToDrop.trim();
 			messageTypesToDrop = "[" + messageTypesToDrop + "]";
 			ArrayList<String> messageTypesLst = SandeshaUtil.getArrayListFromString(messageTypesToDrop);

 			Iterator<String> itr = messageTypesLst.iterator();
 			while (itr.hasNext()) {
 				String typeStr = (String) itr.next();
 				Integer typeNo = new Integer(typeStr);
 				propertyBean.addMsgTypeToDrop(typeNo);
 			}
 		}

 	}

 	/**
 	 * Loads the EPR decorator class name.
 	 *
 	 * @param properties
 	 */
 	private static void loadEPRDecoratorClass(String eprDecoratorClassStr, SandeshaPolicyBean propertyBean) {
 		if (eprDecoratorClassStr != null) {
 			eprDecoratorClassStr = eprDecoratorClassStr.trim();
 			propertyBean.setEPRDecoratorClass(eprDecoratorClassStr);
 		}
 	}

 	/**
 	 * Loads the SecurityManager class name.
 	 *
 	 * @param properties
 	 */
 	private static void loadSecurityManagerClass(String securityManagerClassStr, SandeshaPolicyBean propertyBean) {
 		if (securityManagerClassStr != null) {
 			securityManagerClassStr = securityManagerClassStr.trim();
 			propertyBean.setSecurityManagerClass(securityManagerClassStr);
 		}
 	}
 }
	/*
	* 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.sandesha2.util;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Iterator;
	import java.util.List;

	import org.apache.axis2.description.AxisDescription;
	import org.apache.axis2.description.AxisModule;
	import org.apache.axis2.description.Parameter;
	import org.apache.axis2.description.PolicySubject;
	import org.apache.neethi.Assertion;
	import org.apache.neethi.Policy;
	import org.apache.neethi.PolicyComponent;
	import org.apache.sandesha2.Sandesha2Constants;
	import org.apache.sandesha2.SandeshaException;
	import org.apache.sandesha2.i18n.SandeshaMessageHelper;
	import org.apache.sandesha2.i18n.SandeshaMessageKeys;
	import org.apache.sandesha2.policy.SandeshaPolicyBean;

	/**
	* Loads properties from sandesha2.properties file (from Sandesha2Constants if
	* this is not available).
	*/

	public class PropertyManager {

	public static void loadPropertiesFromDefaultValues(SandeshaPolicyBean propertyBean) {
	propertyBean.setAcknowledgementInterval(Sandesha2Constants.Properties.DefaultValues.AcknowledgementInterval);
	propertyBean.setExponentialBackoff(Sandesha2Constants.Properties.DefaultValues.ExponentialBackoff);
	propertyBean.setInactiveTimeoutInterval(Sandesha2Constants.Properties.DefaultValues.InactivityTimeout,
	Sandesha2Constants.Properties.DefaultValues.InactivityTimeoutMeasure);

	propertyBean.setSequenceRemovalTimeoutInterval(Sandesha2Constants.Properties.DefaultValues.sequenceRemovalTimeout,
	Sandesha2Constants.Properties.DefaultValues.sequenceRemovalTimeoutMeasure);

	propertyBean.setInOrder(Sandesha2Constants.Properties.DefaultValues.InvokeInOrder);
	propertyBean.setMsgTypesToDrop(null);
	propertyBean.setRetransmissionInterval(Sandesha2Constants.Properties.DefaultValues.RetransmissionInterval);
	// propertyBean.setStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.StorageManager);
	propertyBean.setInMemoryStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.InMemoryStorageManager);
	propertyBean
	.setPermanentStorageManagerClass(Sandesha2Constants.Properties.DefaultValues.PermanentStorageManager);
	propertyBean
	.setMaximumRetransmissionCount(Sandesha2Constants.Properties.DefaultValues.MaximumRetransmissionCount);

	String msgTypesToDrop = Sandesha2Constants.Properties.DefaultValues.MessageTypesToDrop;
	loadMessageTypesToDrop(msgTypesToDrop, propertyBean);

	propertyBean.setSecurityManagerClass(Sandesha2Constants.Properties.DefaultValues.SecurityManager);
	propertyBean.setEPRDecoratorClass(Sandesha2Constants.Properties.DefaultValues.EPRDecorator);
	propertyBean.setContextManagerClass(Sandesha2Constants.Properties.DefaultValues.ContextManager);
	propertyBean.setEnableMakeConnection(Sandesha2Constants.Properties.DefaultValues.EnableMakeConnection);
	propertyBean.setEnableRMAnonURI(Sandesha2Constants.Properties.DefaultValues.EnableRMAnonURI);
	propertyBean.setUseMessageSerialization(Sandesha2Constants.Properties.DefaultValues.UseMessageSerialization);
	propertyBean.setEnforceRM(Sandesha2Constants.Properties.DefaultValues.enforceRM);

	}

	public static SandeshaPolicyBean loadPropertiesFromModuleDesc(AxisModule desc) throws SandeshaException {
	SandeshaPolicyBean propertyBean = new SandeshaPolicyBean();

	Parameter expoBackoffParam = desc.getParameter(Sandesha2Constants.Properties.ExponentialBackoff);
	String expoBackoffStr = (String) expoBackoffParam.getValue();
	loadExponentialBackoff(expoBackoffStr, propertyBean);

	Parameter retransmissionIntParam = desc.getParameter(Sandesha2Constants.Properties.RetransmissionInterval);
	String retransmissionIntStr = (String) retransmissionIntParam.getValue();
	loadRetransmissionInterval(retransmissionIntStr, propertyBean);

	Parameter acknowledgementIntParam = desc.getParameter(Sandesha2Constants.Properties.AcknowledgementInterval);
	String acknowledgementIntStr = (String) acknowledgementIntParam.getValue();
	loadAcknowledgementInterval(acknowledgementIntStr, propertyBean);

	Parameter inactivityTimeoutParam = desc.getParameter(Sandesha2Constants.Properties.InactivityTimeout);
	String inactivityTimeoutStr = (String) inactivityTimeoutParam.getValue();
	Parameter inactivityTimeoutMeasureParam = desc
	.getParameter(Sandesha2Constants.Properties.InactivityTimeoutMeasure);
	String inactivityTimeoutMeasure = (String) inactivityTimeoutMeasureParam.getValue();
	loadInactivityTimeout(inactivityTimeoutStr, inactivityTimeoutMeasure, propertyBean);

	Parameter sequenceRemovalTimeoutParam = desc.getParameter(Sandesha2Constants.Properties.SequenceRemovalTimeout);
	String sequenceRemovalTimeoutStr = (String) sequenceRemovalTimeoutParam.getValue();
	Parameter sequenceRemovalTimeoutMeasureParam = desc
	.getParameter(Sandesha2Constants.Properties.SequenceRemovalTimeoutMeasure);
	String sequenceRemovalTimeoutMeasure = (String) sequenceRemovalTimeoutMeasureParam.getValue();
	loadSequenceRemovalTimeout(sequenceRemovalTimeoutStr, sequenceRemovalTimeoutMeasure, propertyBean);

	// Parameter storageMgrClassParam =
	// desc.getParameter(Sandesha2Constants.Properties.StorageManager);
	// String storageMgrClassStr = (String) storageMgrClassParam.getValue();
	// loadStoragemanagerClass(storageMgrClassStr,propertyBean);

	Parameter inMemoryStorageMgrClassParam = desc
	.getParameter(Sandesha2Constants.Properties.InMemoryStorageManager);
	String inMemoryStorageMgrClassStr = (String) inMemoryStorageMgrClassParam.getValue();
	loadInMemoryStoragemanagerClass(inMemoryStorageMgrClassStr, propertyBean);

	Parameter permanentStorageMgrClassParam = desc
	.getParameter(Sandesha2Constants.Properties.PermanentStorageManager);
	String permanentStorageMgrClassStr = (String) permanentStorageMgrClassParam.getValue();
	loadPermanentStoragemanagerClass(permanentStorageMgrClassStr, propertyBean);

	Parameter inOrderInvocationParam = desc.getParameter(Sandesha2Constants.Properties.InOrderInvocation);
	String inOrderInvocation = (String) inOrderInvocationParam.getValue();
	loadInOrderInvocation(inOrderInvocation, propertyBean);

	Parameter enableMakeConnectionParam = desc.getParameter(Sandesha2Constants.Properties.EnableMakeConnection);
	String enableMakeConnection = (String) enableMakeConnectionParam.getValue();
	loadEnableMakeConnection(enableMakeConnection, propertyBean);

	Parameter useSerializationParam = desc.getParameter(Sandesha2Constants.Properties.UseMessageSerialization);
	String useSerialization = (String) useSerializationParam.getValue();
	loadUseSerialization(useSerialization, propertyBean);

	Parameter messageTypesToDropParam = desc.getParameter(Sandesha2Constants.Properties.MessageTypesToDrop);
	String messageTypesToDrop = (String) messageTypesToDropParam.getValue();
	loadMessageTypesToDrop(messageTypesToDrop, propertyBean);

	Parameter securityManagerClassParam = desc.getParameter(Sandesha2Constants.Properties.SecurityManager);
	String securityManagerClassStr = (String) securityManagerClassParam.getValue();
	loadSecurityManagerClass(securityManagerClassStr,propertyBean);

	Parameter eprDecoratorClassParam = desc.getParameter(Sandesha2Constants.Properties.EPRDecorator);
	String eprDecoratorClassString = (String) eprDecoratorClassParam.getValue();
	loadEPRDecoratorClass(eprDecoratorClassString,propertyBean);

	return propertyBean;
	}

	public static SandeshaPolicyBean loadPropertiesFromModuleDescPolicy(AxisModule desc,
	SandeshaPolicyBean parentPropertyBean) throws SandeshaException {

	boolean found = false;
	Assertion assertion = null;

	PolicySubject policySubject = desc.getPolicySubject();
	if (policySubject == null) {
	return null;
	}
	Collection<PolicyComponent> policyComponents = policySubject.getAttachedPolicyComponents();
	if (policyComponents == null) {
	return null;
	}
	Iterator<PolicyComponent> policies = policyComponents.iterator();
	while (!found && policies.hasNext()) {
	Object next = policies.next();
	if(next instanceof Policy){
	Policy policy = (Policy) next;
	Iterator<List<Assertion>> iterator = policy.getAlternatives();
	while (!found && iterator.hasNext()) {
	List<Assertion> assertionList = (List<Assertion>) iterator.next();
	Iterator<Assertion> assertions = assertionList.iterator();
	while (!found && assertions.hasNext()) {
	assertion = (Assertion) assertions.next();
	if (assertion instanceof SandeshaPolicyBean) {
	found = true;
	break;
	}
	}
	}
	}
	}

	// no RMAssertion found
	if (!found) {
	return null;
	}

	SandeshaPolicyBean propertyBean = (SandeshaPolicyBean) assertion;
	propertyBean.setParent(parentPropertyBean);

	return propertyBean;
	}

	public static SandeshaPolicyBean loadPropertiesFromAxisDescription(AxisDescription desc,
	SandeshaPolicyBean parentPropertyBean) throws SandeshaException {

	Policy policy = desc.getPolicyInclude().getEffectivePolicy();

	if (policy == null) {
	return null; // no pilicy is available in the module description
	}

	Iterator<List<Assertion>> iterator = policy.getAlternatives();
	if (! iterator.hasNext()) {
	throw new SandeshaException("No Policy Alternative found");
	}

	List<Assertion> assertionList = (List<Assertion>) iterator.next();
	Assertion assertion = null;

	boolean found = false;

	for (Iterator<Assertion> assertions = assertionList.iterator(); assertions.hasNext();) {
	assertion = (Assertion) assertions.next();

	if (assertion instanceof SandeshaPolicyBean) {
	found = true;
	break;
	}
	}

	if (! found) {
	// no RMAssertion found
	return null;
	}

	SandeshaPolicyBean propertyBean = (SandeshaPolicyBean) assertion;

	if (propertyBean!=parentPropertyBean) {
	if(parentPropertyBean != null) propertyBean.setParent(parentPropertyBean);
	return propertyBean;
	}

	//propertyBean and parent being the same object means that there is no policy in this level, this is simply the reflection of
	//the parent.
	return null;
	}

	/**
	* Loads wsp:exponentianbackoff.
	*
	* @param properties
	*/
	private static void loadExponentialBackoff(String expoBackoffStr, SandeshaPolicyBean propertyBean) {

	if (expoBackoffStr != null) {
	expoBackoffStr = expoBackoffStr.trim();
	if (expoBackoffStr.equals("true")) {
	propertyBean.setExponentialBackoff(true);
	} else if (expoBackoffStr.equals("false")) {
	propertyBean.setExponentialBackoff(false);
	}
	}
	}

	/**
	* Loads wsp:retransmissionInterval.
	*
	* @param properties
	*/
	private static void loadRetransmissionInterval(String retransmissionIntStr, SandeshaPolicyBean propertyBean)
	throws SandeshaException {

	if (retransmissionIntStr != null) {
	try {
	retransmissionIntStr = retransmissionIntStr.trim();
	int retransmissionInterval = Integer.parseInt(retransmissionIntStr);
	if (retransmissionInterval > 0) {
	propertyBean.setRetransmissionInterval(retransmissionInterval);
	}
	} catch (NumberFormatException e) {
	String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveRetransInterval);
	throw new SandeshaException(message, e);
	}
	}
	}

	/**
	* Loads wsp:acknowldgementInterval.
	*
	* @param properties
	*/
	private static void loadAcknowledgementInterval(String acknowledgementIntStr, SandeshaPolicyBean propertyBean)
	throws SandeshaException {

	if (acknowledgementIntStr != null) {
	try {
	acknowledgementIntStr = acknowledgementIntStr.trim();
	int acknowledgementInt = Integer.parseInt(acknowledgementIntStr);
	if (acknowledgementInt > 0) {
	propertyBean.setAcknowledgementInterval(acknowledgementInt);
	}
	} catch (NumberFormatException e) {
	String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveAckInterval);
	throw new SandeshaException(message, e);
	}
	}
	}

	/**
	* Loads wsp:inactivityInterval.
	*
	* @param properties
	*/
	private static void loadInactivityTimeout(String inactivityTimeoutStr, String inactivityTimeoutMeasure,
	SandeshaPolicyBean propertyBean) throws SandeshaException {

	if (inactivityTimeoutStr != null && inactivityTimeoutMeasure != null) {
	try {
	inactivityTimeoutStr = inactivityTimeoutStr.trim();
	inactivityTimeoutMeasure = inactivityTimeoutMeasure.trim();

	int inactivityTimeoutVal = Integer.parseInt(inactivityTimeoutStr);
	if (inactivityTimeoutVal > 0) {
	propertyBean.setInactiveTimeoutInterval(inactivityTimeoutVal, inactivityTimeoutMeasure);
	}
	} catch (NumberFormatException e) {
	String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveInactivityTimeout);
	throw new SandeshaException(message, e);
	}
	}
	}

	/**
	* Loads wsp:inactivityInterval.
	*
	* @param properties
	*/
	private static void loadSequenceRemovalTimeout(String sequenceRemovalTimeoutStr, String sequenceRemovalTimeoutMeasure,
	SandeshaPolicyBean propertyBean) throws SandeshaException {

	if (sequenceRemovalTimeoutStr != null && sequenceRemovalTimeoutMeasure != null) {
	try {
	sequenceRemovalTimeoutStr = sequenceRemovalTimeoutStr.trim();
	sequenceRemovalTimeoutMeasure = sequenceRemovalTimeoutMeasure.trim();

	int sequenceRemovalTimeoutVal = Integer.parseInt(sequenceRemovalTimeoutStr);
	if (sequenceRemovalTimeoutVal > 0) {
	propertyBean.setSequenceRemovalTimeoutInterval(sequenceRemovalTimeoutVal, sequenceRemovalTimeoutMeasure);
	}
	} catch (NumberFormatException e) {
	String message = SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotDerriveInactivityTimeout);
	throw new SandeshaException(message, e);
	}
	}
	}

	/**
	* Loads the InMemoryStorageManager class name.
	*
	* @param properties
	*/
	private static void loadInMemoryStoragemanagerClass(String inMemoryStorageMgrClassStr,
	SandeshaPolicyBean propertyBean){
	if (inMemoryStorageMgrClassStr != null) {
	inMemoryStorageMgrClassStr = inMemoryStorageMgrClassStr.trim();
	propertyBean.setInMemoryStorageManagerClass(inMemoryStorageMgrClassStr);
	}
	}

	/**
	* Loads the PermanentStorageManager class name.
	*
	* @param properties
	*/
	private static void loadPermanentStoragemanagerClass(String permanentStorageMgrClassStr,
	SandeshaPolicyBean propertyBean) {
	if (permanentStorageMgrClassStr != null) {
	permanentStorageMgrClassStr = permanentStorageMgrClassStr.trim();
	propertyBean.setPermanentStorageManagerClass(permanentStorageMgrClassStr);
	}
	}

	private static void loadInOrderInvocation(String inOrderInvocation, SandeshaPolicyBean propertyBean) {

	if (inOrderInvocation != null) {
	inOrderInvocation = inOrderInvocation.trim();
	if (inOrderInvocation.equalsIgnoreCase("true")) {
	propertyBean.setInOrder(true);
	} else if (inOrderInvocation.equalsIgnoreCase("false")) {
	propertyBean.setInOrder(false);
	}
	}
	}

	private static void loadEnableMakeConnection(String enableMakeConnection, SandeshaPolicyBean propertyBean) {

	if (enableMakeConnection != null) {
	enableMakeConnection = enableMakeConnection.trim();
	if (enableMakeConnection.equalsIgnoreCase("true")) {
	propertyBean.setEnableMakeConnection(true);
	} else if (enableMakeConnection.equalsIgnoreCase("false")) {
	propertyBean.setEnableMakeConnection(false);
	}
	}
	}

	private static void loadUseSerialization(String useSerialization, SandeshaPolicyBean propertyBean) {

	if (useSerialization != null) {
	useSerialization = useSerialization.trim();
	if (useSerialization.equalsIgnoreCase("true")) {
	propertyBean.setUseMessageSerialization(true);
	} else if (useSerialization.equalsIgnoreCase("false")) {
	propertyBean.setUseMessageSerialization(false);
	}
	}
	}

	private static void loadMessageTypesToDrop(String messageTypesToDrop, SandeshaPolicyBean propertyBean) {

	if (messageTypesToDrop != null
	&& !Sandesha2Constants.VALUE_NONE.equals(messageTypesToDrop)) {
	messageTypesToDrop = messageTypesToDrop.trim();
	messageTypesToDrop = "[" + messageTypesToDrop + "]";
	ArrayList<String> messageTypesLst = SandeshaUtil.getArrayListFromString(messageTypesToDrop);

	Iterator<String> itr = messageTypesLst.iterator();
	while (itr.hasNext()) {
	String typeStr = (String) itr.next();
	Integer typeNo = new Integer(typeStr);
	propertyBean.addMsgTypeToDrop(typeNo);
	}
	}

	}

	/**
	* Loads the EPR decorator class name.
	*
	* @param properties
	*/
	private static void loadEPRDecoratorClass(String eprDecoratorClassStr, SandeshaPolicyBean propertyBean) {
	if (eprDecoratorClassStr != null) {
	eprDecoratorClassStr = eprDecoratorClassStr.trim();
	propertyBean.setEPRDecoratorClass(eprDecoratorClassStr);
	}
	}

	/**
	* Loads the SecurityManager class name.
	*
	* @param properties
	*/
	private static void loadSecurityManagerClass(String securityManagerClassStr, SandeshaPolicyBean propertyBean) {
	if (securityManagerClassStr != null) {
	securityManagerClassStr = securityManagerClassStr.trim();
	propertyBean.setSecurityManagerClass(securityManagerClassStr);
	}
	}
	}