Use xml / javaconfig folders for samples

Fixes gh-3752

samples/xml/contacts/src/main/java/sample/contact/ContactManagerBackend.java

@@ -0,0 +1,196 @@
+/*
+ * Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
+ *
+ * Licensed 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 sample.contact;
+
+import org.springframework.security.acls.domain.BasePermission;
+import org.springframework.security.acls.domain.ObjectIdentityImpl;
+import org.springframework.security.acls.domain.PrincipalSid;
+import org.springframework.security.acls.model.AccessControlEntry;
+import org.springframework.security.acls.model.MutableAcl;
+import org.springframework.security.acls.model.MutableAclService;
+import org.springframework.security.acls.model.NotFoundException;
+import org.springframework.security.acls.model.ObjectIdentity;
+import org.springframework.security.acls.model.Permission;
+import org.springframework.security.acls.model.Sid;
+
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.core.userdetails.UserDetails;
+
+import org.springframework.transaction.annotation.Transactional;
+
+import org.springframework.beans.factory.InitializingBean;
+
+import org.springframework.context.support.ApplicationObjectSupport;
+
+import org.springframework.util.Assert;
+
+import java.util.List;
+import java.util.Random;
+
+/**
+ * Concrete implementation of {@link ContactManager}.
+ *
+ * @author Ben Alex
+ */
+@Transactional
+public class ContactManagerBackend extends ApplicationObjectSupport implements
+		ContactManager, InitializingBean {
+	// ~ Instance fields
+	// ================================================================================================
+
+	private ContactDao contactDao;
+	private MutableAclService mutableAclService;
+	private int counter = 1000;
+
+	// ~ Methods
+	// ========================================================================================================
+
+	public void afterPropertiesSet() throws Exception {
+		Assert.notNull(contactDao, "contactDao required");
+		Assert.notNull(mutableAclService, "mutableAclService required");
+	}
+
+	public void addPermission(Contact contact, Sid recipient, Permission permission) {
+		MutableAcl acl;
+		ObjectIdentity oid = new ObjectIdentityImpl(Contact.class, contact.getId());
+
+		try {
+			acl = (MutableAcl) mutableAclService.readAclById(oid);
+		}
+		catch (NotFoundException nfe) {
+			acl = mutableAclService.createAcl(oid);
+		}
+
+		acl.insertAce(acl.getEntries().size(), permission, recipient, true);
+		mutableAclService.updateAcl(acl);
+
+		logger.debug("Added permission " + permission + " for Sid " + recipient
+				+ " contact " + contact);
+	}
+
+	public void create(Contact contact) {
+		// Create the Contact itself
+		contact.setId(new Long(counter++));
+		contactDao.create(contact);
+
+		// Grant the current principal administrative permission to the contact
+		addPermission(contact, new PrincipalSid(getUsername()),
+				BasePermission.ADMINISTRATION);
+
+		if (logger.isDebugEnabled()) {
+			logger.debug("Created contact " + contact
+					+ " and granted admin permission to recipient " + getUsername());
+		}
+	}
+
+	public void delete(Contact contact) {
+		contactDao.delete(contact.getId());
+
+		// Delete the ACL information as well
+		ObjectIdentity oid = new ObjectIdentityImpl(Contact.class, contact.getId());
+		mutableAclService.deleteAcl(oid, false);
+
+		if (logger.isDebugEnabled()) {
+			logger.debug("Deleted contact " + contact + " including ACL permissions");
+		}
+	}
+
+	public void deletePermission(Contact contact, Sid recipient, Permission permission) {
+		ObjectIdentity oid = new ObjectIdentityImpl(Contact.class, contact.getId());
+		MutableAcl acl = (MutableAcl) mutableAclService.readAclById(oid);
+
+		// Remove all permissions associated with this particular recipient (string
+		// equality to KISS)
+		List<AccessControlEntry> entries = acl.getEntries();
+
+		for (int i = 0; i < entries.size(); i++) {
+			if (entries.get(i).getSid().equals(recipient)
+					&& entries.get(i).getPermission().equals(permission)) {
+				acl.deleteAce(i);
+			}
+		}
+
+		mutableAclService.updateAcl(acl);
+
+		if (logger.isDebugEnabled()) {
+			logger.debug("Deleted contact " + contact + " ACL permissions for recipient "
+					+ recipient);
+		}
+	}
+
+	@Transactional(readOnly = true)
+	public List<Contact> getAll() {
+		logger.debug("Returning all contacts");
+
+		return contactDao.findAll();
+	}
+
+	@Transactional(readOnly = true)
+	public List<String> getAllRecipients() {
+		logger.debug("Returning all recipients");
+
+		return contactDao.findAllPrincipals();
+	}
+
+	@Transactional(readOnly = true)
+	public Contact getById(Long id) {
+		if (logger.isDebugEnabled()) {
+			logger.debug("Returning contact with id: " + id);
+		}
+
+		return contactDao.getById(id);
+	}
+
+	/**
+	 * This is a public method.
+	 */
+	@Transactional(readOnly = true)
+	public Contact getRandomContact() {
+		logger.debug("Returning random contact");
+
+		Random rnd = new Random();
+		List<Contact> contacts = contactDao.findAll();
+		int getNumber = rnd.nextInt(contacts.size());
+
+		return contacts.get(getNumber);
+	}
+
+	protected String getUsername() {
+		Authentication auth = SecurityContextHolder.getContext().getAuthentication();
+
+		if (auth.getPrincipal() instanceof UserDetails) {
+			return ((UserDetails) auth.getPrincipal()).getUsername();
+		}
+		else {
+			return auth.getPrincipal().toString();
+		}
+	}
+
+	public void setContactDao(ContactDao contactDao) {
+		this.contactDao = contactDao;
+	}
+
+	public void setMutableAclService(MutableAclService mutableAclService) {
+		this.mutableAclService = mutableAclService;
+	}
+
+	public void update(Contact contact) {
+		contactDao.update(contact);
+
+		logger.debug("Updated contact " + contact);
+	}
+}