plugins/org.eclipse.jst.j2ee.ui/j2ee_migration/org/eclipse/jst/j2ee/internal/migration/EJBJarMigrationConfig.java - gerrit/jeetools/webtools.javaee - Git at Google

 /***************************************************************************************************
  * Copyright (c) 2003, 2004 IBM Corporation and others. All rights reserved. This program and the
  * accompanying materials are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors: IBM Corporation - initial API and implementation
  **************************************************************************************************/
 package org.eclipse.jst.j2ee.internal.migration;

 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.jst.j2ee.EjbModuleExtensionHelper;
 import org.eclipse.jst.j2ee.IEJBModelExtenderManager;
 import org.eclipse.jst.j2ee.ejb.CommonRelationshipRole;
 import org.eclipse.jst.j2ee.ejb.ContainerManagedEntity;
 import org.eclipse.jst.j2ee.ejb.EJBJar;
 import org.eclipse.jst.j2ee.ejb.EnterpriseBean;
 import org.eclipse.jst.j2ee.internal.ejb.commands.EnterpriseBeanCommand;
 import org.eclipse.jst.j2ee.internal.ejb.commands.IEJBCommand;
 import org.eclipse.jst.j2ee.internal.ejb.commands.IRootCommand;
 import org.eclipse.jst.j2ee.internal.ejb.project.EJBNatureRuntime;
 import org.eclipse.jst.j2ee.internal.project.IEJBNatureConstants;


 public class EJBJarMigrationConfig extends J2EEMigrationConfig {
 	public static String DEFAULT_LOCAL_SUFFIX = "Local"; //$NON-NLS-1$
 	public static String DELETE_REMOTE_CLIENT_VIEW = "EJBJarMigrationConfig.deleteRemoteClientView"; //$NON-NLS-1$
 	public static String LOCAL_CLIENT_VIEW_SUFFIX = "EJBJarMigrationConfig.localClientViewSuffix"; //$NON-NLS-1$
 	public static String MIGRATE_CMP1X_TO_2X = "EJBJarMigrationConfig.migrateCMP1xto2x"; //$NON-NLS-1$
 	public static String REUSE_REMOTE_CLIENT_VIEW_NAME = "EJBJarMigrationConfig.reuseRemoteClientViewName"; //$NON-NLS-1$

 	public static List filterConfigsWithNoApplicableClientConfigs(List jarConfigs) {
 		List result = new ArrayList();
 		for (int i = 0; i < jarConfigs.size(); i++) {
 			EJBJarMigrationConfig config = (EJBJarMigrationConfig) jarConfigs.get(i);
 			if (!config.getApplicableChildren().isEmpty())
 				result.add(config);
 		}
 		return result;
 	}

 	protected Map beansToConfigs = new HashMap();
 	protected List children;
 	protected Map createCommandMap = new HashMap();
 	protected IRootCommand deleteCommand, createCommand;
 	protected EjbModuleExtensionHelper modHelper;
 	protected List relationships11;

 	public EJBJarMigrationConfig(IProject aProject, int aDeploymentDesType) {
 		super(aProject, aDeploymentDesType);
 		if (children == null)
 			init1XTo2XChildren();
 	}

 	public void appendCreateCommand(IEJBCommand cmd) {
 		if (createCommand == null && cmd.isRootCommand())
 			createCommand = (IRootCommand) cmd;
 		else
 			createCommand = createCommand.append(cmd);
 		if (cmd.isEnterpriseBeanRootCommand())
 			createCommandMap.put(((EnterpriseBeanCommand) cmd).getEjb(), cmd);
 	}

 	public void appendDeleteCommand(IRootCommand rootCommand) {
 		if (deleteCommand == null)
 			deleteCommand = rootCommand;
 		else
 			deleteCommand = deleteCommand.append(rootCommand);
 	}

 	public void deselectAllChildren() {
 		setAllChildrenSelected(false);
 	}

 	public List get11CMPChildren() {
 		List result = null;
 		for (int i = 0; i < getChildren().size(); i++) {
 			EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) getChildren().get(i);
 			if (!child.is11CMP())
 				continue;
 			if (result == null)
 				result = new ArrayList();
 			result.add(child);
 		}
 		return result == null ? Collections.EMPTY_LIST : result;
 	}

 	public List get11CMPs() {
 		List result = null;
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;
 		int size = getChildren().size();
 		EJBClientViewMigrationConfig config;
 		for (int i = 0; i < size; i++) {
 			config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.is11CMP()) {
 				if (result == null)
 					result = new ArrayList(size);
 				result.add(config.getEjb());
 			}
 		}
 		return result;
 	}

 	public List get11Relationships() {
 		if (relationships11 == null) {
 			EJBJar jar = getEJBJar();
 			initializeModuleExtHelper();
 			if (modHelper != null)
 				relationships11 = modHelper.getRelationships_cmp11(jar);
 			else
 				relationships11 = Collections.EMPTY_LIST;
 		}
 		return relationships11;
 	}

 	/**
 	 * Filters the 1.1 CMP beans if we are not migrating to 2.x
 	 */
 	public List getApplicableChildren() {
 		if (isMigrateCMP1xto2x())
 			return getChildren();
 		List result = new ArrayList();
 		for (int i = 0; i < children.size(); i++) {
 			EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
 			if (!child.is11CMP())
 				result.add(child);
 		}
 		return result;
 	}

 	public int getChildCount() {
 		return getChildren().size();
 	}

 	public EJBClientViewMigrationConfig getChildFor(EnterpriseBean ejb) {
 		return (EJBClientViewMigrationConfig) beansToConfigs.get(ejb);
 	}

 	public List getChildren() {
 		return children;
 	}

 	private List getChildrenForRoots() {
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;
 		List result = new ArrayList();
 		int size = getChildren().size();
 		for (int i = 0; i < size; i++) {
 			EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
 			if (isRoot(child))
 				result.add(child);
 		}
 		return result;
 	}

 	public List getChildrenRequiringSelection() {
 		Set beanConfigs = new HashSet();
 		traverseRelationships(beanConfigs);
 		traverseInheritance(beanConfigs);
 		List result = new ArrayList();
 		Iterator iter = beanConfigs.iterator();
 		while (iter.hasNext()) {
 			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) iter.next();
 			if (!config.isSelected())
 				result.add(config);
 		}
 		return result;
 	}

 	/**
 	 * Returns the createCommand.
 	 *
 	 * @return IRootCommand
 	 */
 	public IRootCommand getCreateCommand() {
 		return createCommand;
 	}

 	public EnterpriseBeanCommand getCreateCommand(EnterpriseBean ejb) {
 		return (EnterpriseBeanCommand) createCommandMap.get(ejb);
 	}

 	public List getDefaults() {
 		List result = null;
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;;
 		int size = children.size();
 		EJBClientViewMigrationConfig config;
 		for (int i = 0; i < size; i++) {
 			config = (EJBClientViewMigrationConfig) children.get(i);
 			if (result == null)
 				result = new ArrayList(size);
 			result.add(config);
 		}
 		if (result == null)
 			return Collections.EMPTY_LIST;
 		return result;
 	}


 	/**
 	 * Returns the deleteCommand.
 	 *
 	 * @return IRootCommand
 	 */
 	public IRootCommand getDeleteCommand() {
 		return deleteCommand;
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.wst.common.framework.operation.WTPOperationDataModel#init()
 	 */
 	protected void init() {
 		super.init();
 		setProperty(EDIT_MODEL_ID, IEJBNatureConstants.EDIT_MODEL_ID);
 	}

 	public EJBJar getEJBJar() {
 		EJBNatureRuntime nature = EJBNatureRuntime.getRuntime(getTargetProject());
 		if (nature != null)
 			return nature.getEJBJar();
 		return null;
 	}

 	/**
 	 * Get all the child configs that hold entities
 	 */
 	public List getEntityChildren() {
 		List result = null;
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;
 		int size = children.size();
 		EJBClientViewMigrationConfig config;
 		for (int i = 0; i < size; i++) {
 			config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.isEntity()) {
 				if (result == null)
 					result = new ArrayList(size);
 				result.add(config);
 			}
 		}
 		if (result == null)
 			return Collections.EMPTY_LIST;
 		return result;
 	}

 	/**
 	 * Returns the localClientViewSuffix.
 	 *
 	 * @return String
 	 */
 	public String getLocalClientViewSuffix() {
 		return getStringProperty(LOCAL_CLIENT_VIEW_SUFFIX);
 	}

 	public int getSelectedCount() {
 		if (getChildren().isEmpty())
 			return 0;
 		int count = 0;
 		for (int i = 0; i < children.size(); i++) {
 			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.isSelected())
 				count++;
 		}
 		return count;
 	}

 	/**
 	 * Method getSelectedLocalClientEJBs.
 	 *
 	 * @return List
 	 */
 	public List getSelectedLocalClientEJBs() {
 		List result = null;
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;
 		int size = children.size();
 		EJBClientViewMigrationConfig config;
 		for (int i = 0; i < size; i++) {
 			config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.isSelected() && !J2EEMigrationHelper.isEJB1_X(config.getEjb())) {
 				if (result == null)
 					result = new ArrayList(size);
 				result.add(config.getEjb());
 			}
 		}
 		if (result == null)
 			return Collections.EMPTY_LIST;
 		return result;
 	}

 	private List getSubtypes(EJBClientViewMigrationConfig superTypeConfig) {
 		List subTypes = null;
 		initializeModuleExtHelper();
 		if (modHelper != null)
 			subTypes = modHelper.getSubtypes(superTypeConfig.getEjb());
 		if (subTypes == null)
 			return Collections.EMPTY_LIST;
 		return subTypes;
 	}

 	public boolean has11CMPsToMigrate() {
 		if (!getChildren().isEmpty()) {
 			int size = getChildren().size();
 			EJBClientViewMigrationConfig config;
 			for (int i = 0; i < size; i++) {
 				config = (EJBClientViewMigrationConfig) getChildren().get(i);
 				if (config.is11CMP())
 					return true;
 			}
 		}
 		return false;
 	}

 	/**
 	 * Method hasLocalClientSelected.
 	 *
 	 * @return boolean
 	 */
 	public boolean hasLocalClientSelected() {
 		if (!getChildren().isEmpty()) {
 			int size = getChildren().size();
 			EJBClientViewMigrationConfig config;
 			for (int i = 0; i < size; i++) {
 				config = (EJBClientViewMigrationConfig) getChildren().get(i);
 				if (config.isSelected())
 					return true;
 			}
 		}
 		return false;
 	}

 	private void init1XTo2XChildren() {
 		children = new ArrayList();
 		List beans = getEJBJar().getEnterpriseBeans();
 		for (int i = 0; i < beans.size(); i++) {
 			EnterpriseBean bean = (EnterpriseBean) beans.get(i);
 			if (bean != null && bean.isMessageDriven())
 				continue;
 			EJBClientViewMigrationConfig child = new EJBClientViewMigrationConfig(bean, this);
 			children.add(child);
 			beansToConfigs.put(bean, child);
 			if (child.is11CMP())
 				child.setIsSelected(getBooleanProperty(MIGRATE_CMP1X_TO_2X));
 		}
 	}

 	/**
 	 * @return-load and return the EJBModuleExtensionsHelper from the WAS extensions plugin
 	 */
 	private void initializeModuleExtHelper() {
 		if (modHelper == null)
 			modHelper = IEJBModelExtenderManager.INSTANCE.getEJBModuleExtension(null);
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#initValidBaseProperties()
 	 */
 	protected void initValidBaseProperties() {
 		super.initValidBaseProperties();
 		addValidBaseProperty(MIGRATE_CMP1X_TO_2X);
 		addValidBaseProperty(DELETE_REMOTE_CLIENT_VIEW);
 		addValidBaseProperty(LOCAL_CLIENT_VIEW_SUFFIX);
 		addValidBaseProperty(REUSE_REMOTE_CLIENT_VIEW_NAME);
 		addValidBaseProperty(DEFAULT_LOCAL_SUFFIX);
 	}

 	public boolean isAllSelected() {
 		if (getChildren().isEmpty())
 			return false;
 		for (int i = 0; i < children.size(); i++) {
 			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
 			if (!config.isSelected())
 				return false;
 		}
 		return true;
 	}

 	public boolean isAnyChildSelected() {
 		if (getChildren().isEmpty())
 			return false;
 		for (int i = 0; i < children.size(); i++) {
 			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.isSelected())
 				return true;
 		}
 		return false;
 	}

 	/**
 	 * @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#isComplex()
 	 */
 	public boolean isComplex() {
 		return shouldMigrateJ2EEVersion() && isMigrateCMP1xto2x();
 	}

 	/**
 	 * Returns the deleteRemoteClientView.
 	 *
 	 * @return boolean
 	 */
 	public boolean isDeleteRemoteClientView() {
 		return getBooleanProperty(DELETE_REMOTE_CLIENT_VIEW);
 	}

 	/**
 	 * Returns the migrateCMP1xto2x.
 	 *
 	 * @return boolean
 	 */
 	public boolean isMigrateCMP1xto2x() {
 		return getBooleanProperty(MIGRATE_CMP1X_TO_2X);
 	}

 	/**
 	 * Returns the reuseRemoteClientViewName.
 	 *
 	 * @return boolean
 	 */
 	public boolean isReuseRemoteClientViewName() {
 		return getBooleanProperty(REUSE_REMOTE_CLIENT_VIEW_NAME);
 	}

 	private boolean isRoot(EJBClientViewMigrationConfig current) {
 		initializeModuleExtHelper();
 		if (modHelper != null)
 			return modHelper.getSuperType(current.getEjb()) == null;
 		return true;
 	}

 	private boolean isSelectedOrRequired(Set beanConfigs, EJBClientViewMigrationConfig current) {
 		return current.isSelected() || beanConfigs.contains(current);
 	}

 	private boolean needsRelationshipTraversal(EJBClientViewMigrationConfig child, List roles) {
 		if (roles.isEmpty())
 			return false;
 		return J2EEMigrationHelper.isEJB1_X(child.getEjb()) && isMigrateCMP1xto2x();
 	}

 	public void selectAllChildren() {
 		setAllChildrenSelected(true);
 	}

 	public void selectAllEntities() {
 		List entities = getEntityChildren();
 		if (entities.isEmpty())
 			entities = getDefaults();
 		for (int i = 0; i < entities.size(); i++) {
 			((EJBClientViewMigrationConfig) entities.get(i)).setIsSelected(true);
 		}
 	}

 	public void selectRequiredChildren() {
 		setChildrenSelected(getChildrenRequiringSelection(), true);
 	}

 	public void setAllChildrenSelected(boolean selected) {
 		setChildrenSelected(getChildren(), selected);
 	}

 	public void setChildrenSelected(List theChildren, boolean selected) {
 		for (int i = 0; i < theChildren.size(); i++) {
 			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) theChildren.get(i);
 			config.setIsSelected(selected);
 		}
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#getDefaultProperty(java.lang.String)
 	 */
 	protected Object getDefaultProperty(String propertyName) {
 		if (propertyName.equals(MIGRATE_CMP1X_TO_2X))
 			return new Boolean(false);
 		if (propertyName.equals(DELETE_REMOTE_CLIENT_VIEW))
 			return new Boolean(false);
 		if (propertyName.equals(REUSE_REMOTE_CLIENT_VIEW_NAME))
 			return new Boolean(false);
 		if (propertyName.equals(LOCAL_CLIENT_VIEW_SUFFIX))
 			return DEFAULT_LOCAL_SUFFIX;
 		return super.getDefaultProperty(propertyName);
 	}

 	/**
 	 * Sets the deleteRemoteClientView.
 	 *
 	 * @param deleteRemoteClientView
 	 *            The deleteRemoteClientView to set
 	 */
 	public void setDeleteRemoteClientView(boolean deleteRemoteClientView) {
 		this.setBooleanProperty(DELETE_REMOTE_CLIENT_VIEW, deleteRemoteClientView);
 	}

 	/**
 	 * Sets the localClientViewSuffix.
 	 *
 	 * @param localClientViewSuffix
 	 *            The localClientViewSuffix to set
 	 */
 	public void setLocalClientViewSuffix(String localClientViewSuffix) {
 		setProperty(LOCAL_CLIENT_VIEW_SUFFIX, localClientViewSuffix);
 	}

 	/**
 	 * Sets the migrateCMP1xto2x.
 	 *
 	 * @param migrateCMP1xto2x
 	 *            The migrateCMP1xto2x to set
 	 */
 	public void setMigrateCMP1xto2x(boolean migrateCMP1xto2x) {
 		setBooleanProperty(MIGRATE_CMP1X_TO_2X, migrateCMP1xto2x);
 		setChildrenSelected(get11CMPChildren(), migrateCMP1xto2x);
 	}

 	/**
 	 * Sets the reuseRemoteClientViewName.
 	 *
 	 * @param reuseRemoteClientViewName
 	 *            The reuseRemoteClientViewName to set
 	 */
 	public void setReuseRemoteClientViewName(boolean reuseRemoteClientViewName) {
 		setBooleanProperty(REUSE_REMOTE_CLIENT_VIEW_NAME, reuseRemoteClientViewName);
 		if (reuseRemoteClientViewName)
 			setLocalClientViewSuffix(null);
 	}

 	/**
 	 * Method traverseInheritance.
 	 *
 	 * @param beanConfigs
 	 */
 	private void traverseInheritance(Set beanConfigs) {
 		traverseInheritanceFull(beanConfigs);
 	}

 	/**
 	 * If any bean in an inheritance tree is selected, select all the beans in the tree
 	 */
 	private void traverseInheritanceFull(Set beanConfigs) {
 		List roots = getChildrenForRoots();
 		for (int i = 0; i < roots.size(); i++) {
 			EJBClientViewMigrationConfig rootChild = (EJBClientViewMigrationConfig) roots.get(i);
 			traverseInheritanceFull(beanConfigs, rootChild);
 		}

 	}

 	private void traverseInheritanceFull(Set beanConfigs, EJBClientViewMigrationConfig rootConfig) {
 		List flattened = new ArrayList();
 		boolean anyRequired = traverseSubtypesAndCheckForRequired(beanConfigs, flattened, rootConfig, false);
 		if (anyRequired)
 			beanConfigs.addAll(flattened);
 	}

 	//	/**
 	//	 * For each required child, add all it's supertypes to the set
 	//	 */
 	//	private void traverseInheritanceUpOnly(Set beanConfigs) {
 	//		Set visited = new HashSet();
 	//		for (int i = 0; i < children.size(); i++) {
 	//			EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
 	//			traverseInheritanceUpOnly(beanConfigs, config, null, visited);
 	//		}
 	//	}

 	//	/**
 	//	 * Walk up the inheritance chain and select all parents
 	//	 */
 	//	private void traverseInheritanceUpOnly(Set beanConfigs, EJBClientViewMigrationConfig current,
 	// EJBClientViewMigrationConfig subtype, Set visited) {
 	//		if (visited.contains(current))
 	//			return;
 	//		visited.add(current);
 	//		if (subtype != null)
 	//			beanConfigs.add(current);
 	//		else if (!isSelectedOrRequired(beanConfigs, current))
 	//			return;
 	//		initializeModuleExtHelper();
 	//		if (modHelper != null) {
 	//			EnterpriseBean supertype = modHelper.getSuperType(current.getEjb());
 	//			if (supertype != null) {
 	//				EJBClientViewMigrationConfig superConfig = getChildFor(supertype);
 	//				traverseInheritanceUpOnly(beanConfigs, superConfig, current, visited);
 	//			}
 	//		}
 	//	}

 	/**
 	 * Add every selected CMP bean and related beans to the set
 	 */
 	private void traverseRelationships(Set beanConfigs) {
 		if (getChildren().isEmpty())
 			return;
 		int size = children.size();
 		for (int i = 0; i < size; i++) {
 			EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
 			traverseRelationships(beanConfigs, child);
 		}
 	}

 	/**
 	 * Add the config and configs for related beans to the set
 	 */
 	private void traverseRelationships(Set beanConfigs, EJBClientViewMigrationConfig child) {
 		if (!child.getEjb().isContainerManagedEntity())
 			return;
 		initializeModuleExtHelper();
 		if (modHelper != null) {
 			List roles = modHelper.getLocalRelationshipRoles_cmp11((ContainerManagedEntity) child.getEjb());
 			if (!needsRelationshipTraversal(child, roles))
 				return;
 			beanConfigs.add(child);
 			for (int i = 0; i < roles.size(); i++) {
 				CommonRelationshipRole role = (CommonRelationshipRole) roles.get(i);
 				ContainerManagedEntity opp = role.getTypeEntity();
 				if (opp != null)
 					beanConfigs.add(getChildFor(opp));
 			}
 		}
 	}

 	private boolean traverseSubtypesAndCheckForRequired(Set beanConfigs, List flattened, EJBClientViewMigrationConfig superTypeConfig, boolean required) {
 		flattened.add(superTypeConfig);
 		required = required || isSelectedOrRequired(beanConfigs, superTypeConfig);
 		List subtypes = getSubtypes(superTypeConfig);
 		for (int i = 0; i < subtypes.size(); i++) {
 			EnterpriseBean subtype = (EnterpriseBean) subtypes.get(i);
 			EJBClientViewMigrationConfig subTypeConfig = getChildFor(subtype);
 			flattened.add(subTypeConfig);
 			required = traverseSubtypesAndCheckForRequired(beanConfigs, flattened, subTypeConfig, required);
 		}
 		return required;
 	}

 	/**
 	 * @return
 	 */
 	public boolean has20CMPs() {
 		if (!getChildren().isEmpty()) {
 			int size = getChildren().size();
 			EJBClientViewMigrationConfig config;
 			for (int i = 0; i < size; i++) {
 				config = (EJBClientViewMigrationConfig) getChildren().get(i);
 				if (config.is20CMP())
 					return true;
 			}
 		}
 		return false;
 	}

 	/**
 	 * @return
 	 */
 	public List get20CMPs() {
 		List result = null;
 		if (getChildren().isEmpty())
 			return Collections.EMPTY_LIST;
 		int size = getChildren().size();
 		EJBClientViewMigrationConfig config;
 		for (int i = 0; i < size; i++) {
 			config = (EJBClientViewMigrationConfig) children.get(i);
 			if (config.is20CMP()) {
 				if (result == null)
 					result = new ArrayList(size);
 				result.add(config.getEjb());
 			}
 		}
 		return result;
 	}
 }
	/***************************************************************************************************
	* Copyright (c) 2003, 2004 IBM Corporation and others. All rights reserved. This program and the
	* accompanying materials are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors: IBM Corporation - initial API and implementation
	**************************************************************************************************/
	package org.eclipse.jst.j2ee.internal.migration;

	import java.util.ArrayList;
	import java.util.Collections;
	import java.util.HashMap;
	import java.util.HashSet;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.jst.j2ee.EjbModuleExtensionHelper;
	import org.eclipse.jst.j2ee.IEJBModelExtenderManager;
	import org.eclipse.jst.j2ee.ejb.CommonRelationshipRole;
	import org.eclipse.jst.j2ee.ejb.ContainerManagedEntity;
	import org.eclipse.jst.j2ee.ejb.EJBJar;
	import org.eclipse.jst.j2ee.ejb.EnterpriseBean;
	import org.eclipse.jst.j2ee.internal.ejb.commands.EnterpriseBeanCommand;
	import org.eclipse.jst.j2ee.internal.ejb.commands.IEJBCommand;
	import org.eclipse.jst.j2ee.internal.ejb.commands.IRootCommand;
	import org.eclipse.jst.j2ee.internal.ejb.project.EJBNatureRuntime;
	import org.eclipse.jst.j2ee.internal.project.IEJBNatureConstants;


	public class EJBJarMigrationConfig extends J2EEMigrationConfig {
	public static String DEFAULT_LOCAL_SUFFIX = "Local"; //$NON-NLS-1$
	public static String DELETE_REMOTE_CLIENT_VIEW = "EJBJarMigrationConfig.deleteRemoteClientView"; //$NON-NLS-1$
	public static String LOCAL_CLIENT_VIEW_SUFFIX = "EJBJarMigrationConfig.localClientViewSuffix"; //$NON-NLS-1$
	public static String MIGRATE_CMP1X_TO_2X = "EJBJarMigrationConfig.migrateCMP1xto2x"; //$NON-NLS-1$
	public static String REUSE_REMOTE_CLIENT_VIEW_NAME = "EJBJarMigrationConfig.reuseRemoteClientViewName"; //$NON-NLS-1$

	public static List filterConfigsWithNoApplicableClientConfigs(List jarConfigs) {
	List result = new ArrayList();
	for (int i = 0; i < jarConfigs.size(); i++) {
	EJBJarMigrationConfig config = (EJBJarMigrationConfig) jarConfigs.get(i);
	if (!config.getApplicableChildren().isEmpty())
	result.add(config);
	}
	return result;
	}

	protected Map beansToConfigs = new HashMap();
	protected List children;
	protected Map createCommandMap = new HashMap();
	protected IRootCommand deleteCommand, createCommand;
	protected EjbModuleExtensionHelper modHelper;
	protected List relationships11;

	public EJBJarMigrationConfig(IProject aProject, int aDeploymentDesType) {
	super(aProject, aDeploymentDesType);
	if (children == null)
	init1XTo2XChildren();
	}

	public void appendCreateCommand(IEJBCommand cmd) {
	if (createCommand == null && cmd.isRootCommand())
	createCommand = (IRootCommand) cmd;
	else
	createCommand = createCommand.append(cmd);
	if (cmd.isEnterpriseBeanRootCommand())
	createCommandMap.put(((EnterpriseBeanCommand) cmd).getEjb(), cmd);
	}

	public void appendDeleteCommand(IRootCommand rootCommand) {
	if (deleteCommand == null)
	deleteCommand = rootCommand;
	else
	deleteCommand = deleteCommand.append(rootCommand);
	}

	public void deselectAllChildren() {
	setAllChildrenSelected(false);
	}

	public List get11CMPChildren() {
	List result = null;
	for (int i = 0; i < getChildren().size(); i++) {
	EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) getChildren().get(i);
	if (!child.is11CMP())
	continue;
	if (result == null)
	result = new ArrayList();
	result.add(child);
	}
	return result == null ? Collections.EMPTY_LIST : result;
	}

	public List get11CMPs() {
	List result = null;
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;
	int size = getChildren().size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.is11CMP()) {
	if (result == null)
	result = new ArrayList(size);
	result.add(config.getEjb());
	}
	}
	return result;
	}

	public List get11Relationships() {
	if (relationships11 == null) {
	EJBJar jar = getEJBJar();
	initializeModuleExtHelper();
	if (modHelper != null)
	relationships11 = modHelper.getRelationships_cmp11(jar);
	else
	relationships11 = Collections.EMPTY_LIST;
	}
	return relationships11;
	}

	/**
	* Filters the 1.1 CMP beans if we are not migrating to 2.x
	*/
	public List getApplicableChildren() {
	if (isMigrateCMP1xto2x())
	return getChildren();
	List result = new ArrayList();
	for (int i = 0; i < children.size(); i++) {
	EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
	if (!child.is11CMP())
	result.add(child);
	}
	return result;
	}

	public int getChildCount() {
	return getChildren().size();
	}

	public EJBClientViewMigrationConfig getChildFor(EnterpriseBean ejb) {
	return (EJBClientViewMigrationConfig) beansToConfigs.get(ejb);
	}

	public List getChildren() {
	return children;
	}

	private List getChildrenForRoots() {
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;
	List result = new ArrayList();
	int size = getChildren().size();
	for (int i = 0; i < size; i++) {
	EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
	if (isRoot(child))
	result.add(child);
	}
	return result;
	}

	public List getChildrenRequiringSelection() {
	Set beanConfigs = new HashSet();
	traverseRelationships(beanConfigs);
	traverseInheritance(beanConfigs);
	List result = new ArrayList();
	Iterator iter = beanConfigs.iterator();
	while (iter.hasNext()) {
	EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) iter.next();
	if (!config.isSelected())
	result.add(config);
	}
	return result;
	}

	/**
	* Returns the createCommand.
	*
	* @return IRootCommand
	*/
	public IRootCommand getCreateCommand() {
	return createCommand;
	}

	public EnterpriseBeanCommand getCreateCommand(EnterpriseBean ejb) {
	return (EnterpriseBeanCommand) createCommandMap.get(ejb);
	}

	public List getDefaults() {
	List result = null;
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;;
	int size = children.size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) children.get(i);
	if (result == null)
	result = new ArrayList(size);
	result.add(config);
	}
	if (result == null)
	return Collections.EMPTY_LIST;
	return result;
	}



	/**
	* Returns the deleteCommand.
	*
	* @return IRootCommand
	*/
	public IRootCommand getDeleteCommand() {
	return deleteCommand;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.wst.common.framework.operation.WTPOperationDataModel#init()
	*/
	protected void init() {
	super.init();
	setProperty(EDIT_MODEL_ID, IEJBNatureConstants.EDIT_MODEL_ID);
	}

	public EJBJar getEJBJar() {
	EJBNatureRuntime nature = EJBNatureRuntime.getRuntime(getTargetProject());
	if (nature != null)
	return nature.getEJBJar();
	return null;
	}

	/**
	* Get all the child configs that hold entities
	*/
	public List getEntityChildren() {
	List result = null;
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;
	int size = children.size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.isEntity()) {
	if (result == null)
	result = new ArrayList(size);
	result.add(config);
	}
	}
	if (result == null)
	return Collections.EMPTY_LIST;
	return result;
	}

	/**
	* Returns the localClientViewSuffix.
	*
	* @return String
	*/
	public String getLocalClientViewSuffix() {
	return getStringProperty(LOCAL_CLIENT_VIEW_SUFFIX);
	}

	public int getSelectedCount() {
	if (getChildren().isEmpty())
	return 0;
	int count = 0;
	for (int i = 0; i < children.size(); i++) {
	EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.isSelected())
	count++;
	}
	return count;
	}

	/**
	* Method getSelectedLocalClientEJBs.
	*
	* @return List
	*/
	public List getSelectedLocalClientEJBs() {
	List result = null;
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;
	int size = children.size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.isSelected() && !J2EEMigrationHelper.isEJB1_X(config.getEjb())) {
	if (result == null)
	result = new ArrayList(size);
	result.add(config.getEjb());
	}
	}
	if (result == null)
	return Collections.EMPTY_LIST;
	return result;
	}

	private List getSubtypes(EJBClientViewMigrationConfig superTypeConfig) {
	List subTypes = null;
	initializeModuleExtHelper();
	if (modHelper != null)
	subTypes = modHelper.getSubtypes(superTypeConfig.getEjb());
	if (subTypes == null)
	return Collections.EMPTY_LIST;
	return subTypes;
	}

	public boolean has11CMPsToMigrate() {
	if (!getChildren().isEmpty()) {
	int size = getChildren().size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) getChildren().get(i);
	if (config.is11CMP())
	return true;
	}
	}
	return false;
	}

	/**
	* Method hasLocalClientSelected.
	*
	* @return boolean
	*/
	public boolean hasLocalClientSelected() {
	if (!getChildren().isEmpty()) {
	int size = getChildren().size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) getChildren().get(i);
	if (config.isSelected())
	return true;
	}
	}
	return false;
	}

	private void init1XTo2XChildren() {
	children = new ArrayList();
	List beans = getEJBJar().getEnterpriseBeans();
	for (int i = 0; i < beans.size(); i++) {
	EnterpriseBean bean = (EnterpriseBean) beans.get(i);
	if (bean != null && bean.isMessageDriven())
	continue;
	EJBClientViewMigrationConfig child = new EJBClientViewMigrationConfig(bean, this);
	children.add(child);
	beansToConfigs.put(bean, child);
	if (child.is11CMP())
	child.setIsSelected(getBooleanProperty(MIGRATE_CMP1X_TO_2X));
	}
	}

	/**
	* @return-load and return the EJBModuleExtensionsHelper from the WAS extensions plugin
	*/
	private void initializeModuleExtHelper() {
	if (modHelper == null)
	modHelper = IEJBModelExtenderManager.INSTANCE.getEJBModuleExtension(null);
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#initValidBaseProperties()
	*/
	protected void initValidBaseProperties() {
	super.initValidBaseProperties();
	addValidBaseProperty(MIGRATE_CMP1X_TO_2X);
	addValidBaseProperty(DELETE_REMOTE_CLIENT_VIEW);
	addValidBaseProperty(LOCAL_CLIENT_VIEW_SUFFIX);
	addValidBaseProperty(REUSE_REMOTE_CLIENT_VIEW_NAME);
	addValidBaseProperty(DEFAULT_LOCAL_SUFFIX);
	}

	public boolean isAllSelected() {
	if (getChildren().isEmpty())
	return false;
	for (int i = 0; i < children.size(); i++) {
	EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
	if (!config.isSelected())
	return false;
	}
	return true;
	}

	public boolean isAnyChildSelected() {
	if (getChildren().isEmpty())
	return false;
	for (int i = 0; i < children.size(); i++) {
	EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.isSelected())
	return true;
	}
	return false;
	}

	/**
	* @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#isComplex()
	*/
	public boolean isComplex() {
	return shouldMigrateJ2EEVersion() && isMigrateCMP1xto2x();
	}

	/**
	* Returns the deleteRemoteClientView.
	*
	* @return boolean
	*/
	public boolean isDeleteRemoteClientView() {
	return getBooleanProperty(DELETE_REMOTE_CLIENT_VIEW);
	}

	/**
	* Returns the migrateCMP1xto2x.
	*
	* @return boolean
	*/
	public boolean isMigrateCMP1xto2x() {
	return getBooleanProperty(MIGRATE_CMP1X_TO_2X);
	}

	/**
	* Returns the reuseRemoteClientViewName.
	*
	* @return boolean
	*/
	public boolean isReuseRemoteClientViewName() {
	return getBooleanProperty(REUSE_REMOTE_CLIENT_VIEW_NAME);
	}

	private boolean isRoot(EJBClientViewMigrationConfig current) {
	initializeModuleExtHelper();
	if (modHelper != null)
	return modHelper.getSuperType(current.getEjb()) == null;
	return true;
	}

	private boolean isSelectedOrRequired(Set beanConfigs, EJBClientViewMigrationConfig current) {
	return current.isSelected() \|\| beanConfigs.contains(current);
	}

	private boolean needsRelationshipTraversal(EJBClientViewMigrationConfig child, List roles) {
	if (roles.isEmpty())
	return false;
	return J2EEMigrationHelper.isEJB1_X(child.getEjb()) && isMigrateCMP1xto2x();
	}

	public void selectAllChildren() {
	setAllChildrenSelected(true);
	}

	public void selectAllEntities() {
	List entities = getEntityChildren();
	if (entities.isEmpty())
	entities = getDefaults();
	for (int i = 0; i < entities.size(); i++) {
	((EJBClientViewMigrationConfig) entities.get(i)).setIsSelected(true);
	}
	}

	public void selectRequiredChildren() {
	setChildrenSelected(getChildrenRequiringSelection(), true);
	}

	public void setAllChildrenSelected(boolean selected) {
	setChildrenSelected(getChildren(), selected);
	}

	public void setChildrenSelected(List theChildren, boolean selected) {
	for (int i = 0; i < theChildren.size(); i++) {
	EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) theChildren.get(i);
	config.setIsSelected(selected);
	}
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jst.j2ee.internal.migration.J2EEMigrationConfig#getDefaultProperty(java.lang.String)
	*/
	protected Object getDefaultProperty(String propertyName) {
	if (propertyName.equals(MIGRATE_CMP1X_TO_2X))
	return new Boolean(false);
	if (propertyName.equals(DELETE_REMOTE_CLIENT_VIEW))
	return new Boolean(false);
	if (propertyName.equals(REUSE_REMOTE_CLIENT_VIEW_NAME))
	return new Boolean(false);
	if (propertyName.equals(LOCAL_CLIENT_VIEW_SUFFIX))
	return DEFAULT_LOCAL_SUFFIX;
	return super.getDefaultProperty(propertyName);
	}

	/**
	* Sets the deleteRemoteClientView.
	*
	* @param deleteRemoteClientView
	* The deleteRemoteClientView to set
	*/
	public void setDeleteRemoteClientView(boolean deleteRemoteClientView) {
	this.setBooleanProperty(DELETE_REMOTE_CLIENT_VIEW, deleteRemoteClientView);
	}

	/**
	* Sets the localClientViewSuffix.
	*
	* @param localClientViewSuffix
	* The localClientViewSuffix to set
	*/
	public void setLocalClientViewSuffix(String localClientViewSuffix) {
	setProperty(LOCAL_CLIENT_VIEW_SUFFIX, localClientViewSuffix);
	}

	/**
	* Sets the migrateCMP1xto2x.
	*
	* @param migrateCMP1xto2x
	* The migrateCMP1xto2x to set
	*/
	public void setMigrateCMP1xto2x(boolean migrateCMP1xto2x) {
	setBooleanProperty(MIGRATE_CMP1X_TO_2X, migrateCMP1xto2x);
	setChildrenSelected(get11CMPChildren(), migrateCMP1xto2x);
	}

	/**
	* Sets the reuseRemoteClientViewName.
	*
	* @param reuseRemoteClientViewName
	* The reuseRemoteClientViewName to set
	*/
	public void setReuseRemoteClientViewName(boolean reuseRemoteClientViewName) {
	setBooleanProperty(REUSE_REMOTE_CLIENT_VIEW_NAME, reuseRemoteClientViewName);
	if (reuseRemoteClientViewName)
	setLocalClientViewSuffix(null);
	}

	/**
	* Method traverseInheritance.
	*
	* @param beanConfigs
	*/
	private void traverseInheritance(Set beanConfigs) {
	traverseInheritanceFull(beanConfigs);
	}

	/**
	* If any bean in an inheritance tree is selected, select all the beans in the tree
	*/
	private void traverseInheritanceFull(Set beanConfigs) {
	List roots = getChildrenForRoots();
	for (int i = 0; i < roots.size(); i++) {
	EJBClientViewMigrationConfig rootChild = (EJBClientViewMigrationConfig) roots.get(i);
	traverseInheritanceFull(beanConfigs, rootChild);
	}

	}

	private void traverseInheritanceFull(Set beanConfigs, EJBClientViewMigrationConfig rootConfig) {
	List flattened = new ArrayList();
	boolean anyRequired = traverseSubtypesAndCheckForRequired(beanConfigs, flattened, rootConfig, false);
	if (anyRequired)
	beanConfigs.addAll(flattened);
	}

	// /**
	// * For each required child, add all it's supertypes to the set
	// */
	// private void traverseInheritanceUpOnly(Set beanConfigs) {
	// Set visited = new HashSet();
	// for (int i = 0; i < children.size(); i++) {
	// EJBClientViewMigrationConfig config = (EJBClientViewMigrationConfig) children.get(i);
	// traverseInheritanceUpOnly(beanConfigs, config, null, visited);
	// }
	// }

	// /**
	// * Walk up the inheritance chain and select all parents
	// */
	// private void traverseInheritanceUpOnly(Set beanConfigs, EJBClientViewMigrationConfig current,
	// EJBClientViewMigrationConfig subtype, Set visited) {
	// if (visited.contains(current))
	// return;
	// visited.add(current);
	// if (subtype != null)
	// beanConfigs.add(current);
	// else if (!isSelectedOrRequired(beanConfigs, current))
	// return;
	// initializeModuleExtHelper();
	// if (modHelper != null) {
	// EnterpriseBean supertype = modHelper.getSuperType(current.getEjb());
	// if (supertype != null) {
	// EJBClientViewMigrationConfig superConfig = getChildFor(supertype);
	// traverseInheritanceUpOnly(beanConfigs, superConfig, current, visited);
	// }
	// }
	// }

	/**
	* Add every selected CMP bean and related beans to the set
	*/
	private void traverseRelationships(Set beanConfigs) {
	if (getChildren().isEmpty())
	return;
	int size = children.size();
	for (int i = 0; i < size; i++) {
	EJBClientViewMigrationConfig child = (EJBClientViewMigrationConfig) children.get(i);
	traverseRelationships(beanConfigs, child);
	}
	}

	/**
	* Add the config and configs for related beans to the set
	*/
	private void traverseRelationships(Set beanConfigs, EJBClientViewMigrationConfig child) {
	if (!child.getEjb().isContainerManagedEntity())
	return;
	initializeModuleExtHelper();
	if (modHelper != null) {
	List roles = modHelper.getLocalRelationshipRoles_cmp11((ContainerManagedEntity) child.getEjb());
	if (!needsRelationshipTraversal(child, roles))
	return;
	beanConfigs.add(child);
	for (int i = 0; i < roles.size(); i++) {
	CommonRelationshipRole role = (CommonRelationshipRole) roles.get(i);
	ContainerManagedEntity opp = role.getTypeEntity();
	if (opp != null)
	beanConfigs.add(getChildFor(opp));
	}
	}
	}

	private boolean traverseSubtypesAndCheckForRequired(Set beanConfigs, List flattened, EJBClientViewMigrationConfig superTypeConfig, boolean required) {
	flattened.add(superTypeConfig);
	required = required \|\| isSelectedOrRequired(beanConfigs, superTypeConfig);
	List subtypes = getSubtypes(superTypeConfig);
	for (int i = 0; i < subtypes.size(); i++) {
	EnterpriseBean subtype = (EnterpriseBean) subtypes.get(i);
	EJBClientViewMigrationConfig subTypeConfig = getChildFor(subtype);
	flattened.add(subTypeConfig);
	required = traverseSubtypesAndCheckForRequired(beanConfigs, flattened, subTypeConfig, required);
	}
	return required;
	}

	/**
	* @return
	*/
	public boolean has20CMPs() {
	if (!getChildren().isEmpty()) {
	int size = getChildren().size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) getChildren().get(i);
	if (config.is20CMP())
	return true;
	}
	}
	return false;
	}

	/**
	* @return
	*/
	public List get20CMPs() {
	List result = null;
	if (getChildren().isEmpty())
	return Collections.EMPTY_LIST;
	int size = getChildren().size();
	EJBClientViewMigrationConfig config;
	for (int i = 0; i < size; i++) {
	config = (EJBClientViewMigrationConfig) children.get(i);
	if (config.is20CMP()) {
	if (result == null)
	result = new ArrayList(size);
	result.add(config.getEjb());
	}
	}
	return result;
	}
	}