refactoring the examples

Issue-ID: SO-729

Change-Id: Iaa750d0a9bf60b9f983c4d83ed4125e221c7fba1
Signed-off-by: seshukm <seshu.kumar.m@huawei.com>

14 files changed, 498 insertions, 498 deletions

diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/ExamplesConfiguration.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/ExamplesConfiguration.java
index 0d034e8..2fa2f5f 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/ExamplesConfiguration.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/ExamplesConfiguration.java
@@ -23,28 +23,28 @@ import com.woorea.openstack.keystone.model.Tenant;
 
 public class ExamplesConfiguration {
 
-	public static final String KEYSTONE_AUTH_URL = "https://region-a.geo-1.identity.hpcloudsvc.com:35357/v3";
-	
-	public static final String KEYSTONE_USERNAME = "";
-	
-	public static final String KEYSTONE_PASSWORD = "";
-	
-	public static final String KEYSTONE_ENDPOINT = "https://region-a.geo-1.identity.hpcloudsvc.com:35357/v3";
-	
-	public static final String TENANT_NAME = "admin";
+    public static final String KEYSTONE_AUTH_URL = "https://region-a.geo-1.identity.hpcloudsvc.com:35357/v3";
+    
+    public static final String KEYSTONE_USERNAME = "";
+    
+    public static final String KEYSTONE_PASSWORD = "";
+    
+    public static final String KEYSTONE_ENDPOINT = "https://region-a.geo-1.identity.hpcloudsvc.com:35357/v3";
+    
+    public static final String TENANT_NAME = "admin";
 
-	public static final String NOVA_ENDPOINT = "http://compute/v2";
-	
-	public static final String CEILOMETER_ENDPOINT = "";
-	
-	public static void main(String[] args) {
-		Keystone client = new Keystone(KEYSTONE_ENDPOINT);
-		client.setTokenProvider(new OpenStackSimpleTokenProvider("secret0"));
-		client.tenants().delete("36c481aec1d54fc49190c92c3ef6840a").execute();
-		Tenant tenant = client.tenants().create(new Tenant("new_api")).execute();
-		System.out.println(tenant);
-		System.out.println(client.tenants().list().execute());
-		client.tenants().delete(tenant.getId()).execute();
-	}
-	
+    public static final String NOVA_ENDPOINT = "http://compute/v2";
+    
+    public static final String CEILOMETER_ENDPOINT = "";
+    
+    public static void main(String[] args) {
+        Keystone client = new Keystone(KEYSTONE_ENDPOINT);
+        client.setTokenProvider(new OpenStackSimpleTokenProvider("secret0"));
+        client.tenants().delete("36c481aec1d54fc49190c92c3ef6840a").execute();
+        Tenant tenant = client.tenants().create(new Tenant("new_api")).execute();
+        System.out.println(tenant);
+        System.out.println(client.tenants().list().execute());
+        client.tenants().delete(tenant.getId()).execute();
+    }
+    
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListFlavors.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListFlavors.java
index 8b449e9..25b196c 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListFlavors.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListFlavors.java
@@ -29,39 +29,39 @@ import com.woorea.openstack.nova.model.Flavors;
 
 public class NovaListFlavors {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		Access access = keystone.tokens().authenticate(
-				new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
-		
-		//use the token in the following requests
-		keystone.token(access.getToken().getId());
-		
-		Tenants tenants = keystone.tenants().list().execute();
-		
-		//try to exchange token using the first tenant
-		if(tenants.getList().size() > 0) {
-			
-			access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
-			
-			//NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
-			Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(tenants.getList().get(0).getId()));
-			novaClient.token(access.getToken().getId());
-			//novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
-			
-			Flavors flavors = novaClient.flavors().list(true).execute();
-			for(Flavor flavor : flavors) {
-				System.out.println(flavor);
-			}
-			
-		} else {
-			System.out.println("No tenants found!");
-		}
-		
-	}
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        Access access = keystone.tokens().authenticate(
+                new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
+        
+        //use the token in the following requests
+        keystone.token(access.getToken().getId());
+        
+        Tenants tenants = keystone.tenants().list().execute();
+        
+        //try to exchange token using the first tenant
+        if(tenants.getList().size() > 0) {
+            
+            access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
+            
+            //NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
+            Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(tenants.getList().get(0).getId()));
+            novaClient.token(access.getToken().getId());
+            //novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
+            
+            Flavors flavors = novaClient.flavors().list(true).execute();
+            for(Flavor flavor : flavors) {
+                System.out.println(flavor);
+            }
+            
+        } else {
+            System.out.println("No tenants found!");
+        }
+        
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListImages.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListImages.java
index 37cd70f..1f7a431 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListImages.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListImages.java
@@ -28,41 +28,41 @@ import com.woorea.openstack.nova.model.Image;
 import com.woorea.openstack.nova.model.Images;
 
 public class NovaListImages {
-	
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD)).execute();
-		
-		//use the token in the following requests
-		keystone.token(access.getToken().getId());
-		
-		Tenants tenants = keystone.tenants().list().execute();
-		
-		//try to exchange token using the first tenant
-		if(tenants.getList().size() > 0) {
-			
-			access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId()))
-					.withTenantId(tenants.getList().get(0).getId())
-					.execute();
-			
-			//NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
-			Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(tenants.getList().get(0).getId()));
-			novaClient.token(access.getToken().getId());
-			//novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
-			
-			Images images = novaClient.images().list(true).execute();
-			for(Image image : images) {
-				System.out.println(image);
-			}
-			
-		} else {
-			System.out.println("No tenants found!");
-		}
-		
-	}
+    
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD)).execute();
+        
+        //use the token in the following requests
+        keystone.token(access.getToken().getId());
+        
+        Tenants tenants = keystone.tenants().list().execute();
+        
+        //try to exchange token using the first tenant
+        if(tenants.getList().size() > 0) {
+            
+            access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId()))
+                    .withTenantId(tenants.getList().get(0).getId())
+                    .execute();
+            
+            //NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
+            Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(tenants.getList().get(0).getId()));
+            novaClient.token(access.getToken().getId());
+            //novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
+            
+            Images images = novaClient.images().list(true).execute();
+            for(Image image : images) {
+                System.out.println(image);
+            }
+            
+        } else {
+            System.out.println("No tenants found!");
+        }
+        
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListServers.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListServers.java
index 58faf69..0331a62 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListServers.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaListServers.java
@@ -26,29 +26,29 @@ import com.woorea.openstack.nova.model.Server;
 import com.woorea.openstack.nova.model.Servers;
 
 public class NovaListServers {
-	
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.withTenantName("demo")
-				.execute();
-		
-		//use the token in the following requests
-		keystone.token(access.getToken().getId());
-			
-		//NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
-		Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(access.getToken().getTenant().getId()));
-		novaClient.token(access.getToken().getId());
-		//novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
-		
-		Servers servers = novaClient.servers().list(true).execute();
-		for(Server server : servers) {
-			System.out.println(server);
-		}
-		
-	}
+    
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .withTenantName("demo")
+                .execute();
+        
+        //use the token in the following requests
+        keystone.token(access.getToken().getId());
+            
+        //NovaClient novaClient = new NovaClient(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "compute", null, "public"), access.getToken().getId());
+        Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(access.getToken().getTenant().getId()));
+        novaClient.token(access.getToken().getId());
+        //novaClient.enableLogging(Logger.getLogger("nova"), 100 * 1024);
+        
+        Servers servers = novaClient.servers().list(true).execute();
+        for(Server server : servers) {
+            System.out.println(server);
+        }
+        
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaStopStartServer.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaStopStartServer.java
index d113d21..dfc5f06 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaStopStartServer.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/compute/NovaStopStartServer.java
@@ -25,32 +25,32 @@ import com.woorea.openstack.nova.api.ServersResource;
 import com.woorea.openstack.nova.model.Servers;
 
 public class NovaStopStartServer {
-	public static void main(String[] args) throws InterruptedException {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.withTenantName(ExamplesConfiguration.TENANT_NAME)
-				.execute();
-
-		//use the token in the following requests
-		keystone.token(access.getToken().getId());
-
-		Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(access.getToken().getTenant().getId()));
-		novaClient.token(access.getToken().getId());
-
-		Servers servers = novaClient.servers().list(true).execute();
-		if(servers.getList().size() > 0) {
-
-			// Server has to be in activated state.
-			ServersResource.StopServer stopServer = novaClient.servers().stop(servers.getList().get(0).getId());
-			stopServer.endpoint(ExamplesConfiguration.NOVA_ENDPOINT);
-			stopServer.execute();
-
-			// Wait until server shutdown. Or 400 error occurs.
-			Thread.sleep(5000);
-
-			ServersResource.StartServer startServer = novaClient.servers().start(servers.getList().get(0).getId());
-			startServer.endpoint(ExamplesConfiguration.NOVA_ENDPOINT);
-			startServer.execute();
-		}
-	}
+    public static void main(String[] args) throws InterruptedException {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        Access access = keystone.tokens().authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .withTenantName(ExamplesConfiguration.TENANT_NAME)
+                .execute();
+
+        //use the token in the following requests
+        keystone.token(access.getToken().getId());
+
+        Nova novaClient = new Nova(ExamplesConfiguration.NOVA_ENDPOINT.concat("/").concat(access.getToken().getTenant().getId()));
+        novaClient.token(access.getToken().getId());
+
+        Servers servers = novaClient.servers().list(true).execute();
+        if(servers.getList().size() > 0) {
+
+            // Server has to be in activated state.
+            ServersResource.StopServer stopServer = novaClient.servers().stop(servers.getList().get(0).getId());
+            stopServer.endpoint(ExamplesConfiguration.NOVA_ENDPOINT);
+            stopServer.execute();
+
+            // Wait until server shutdown. Or 400 error occurs.
+            Thread.sleep(5000);
+
+            ServersResource.StartServer startServer = novaClient.servers().start(servers.getList().get(0).getId());
+            startServer.endpoint(ExamplesConfiguration.NOVA_ENDPOINT);
+            startServer.execute();
+        }
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/glance/GlanceListImages.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/glance/GlanceListImages.java
index 1e9802a..f0eef65 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/glance/GlanceListImages.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/glance/GlanceListImages.java
@@ -33,67 +33,67 @@ import java.io.IOException;
 
 public class GlanceListImages {
 
-	protected static String IMAGE_CONTENT = "Hello World!";
-
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		KeystoneTokenProvider keystone = new KeystoneTokenProvider(
-				ExamplesConfiguration.KEYSTONE_AUTH_URL,
-				ExamplesConfiguration.KEYSTONE_USERNAME,
-				ExamplesConfiguration.KEYSTONE_PASSWORD);
-
-		Access access = keystone.getAccessByTenant(ExamplesConfiguration.TENANT_NAME);
-
-		Service glanceService = null;
-
-		for (Service service : access.getServiceCatalog()) {
-			if (service.getType().equals("image")) {
-				glanceService = service;
-				break;
-			}
-		}
-
-		if (glanceService == null) {
-			throw new RuntimeException("Glance service not found");
-		}
-
-		for (Endpoint endpoint : glanceService.getEndpoints()) {
-			Glance glance = new Glance(endpoint.getPublicURL() + "/v1");
-			glance.setTokenProvider(keystone
-					.getProviderByTenant(ExamplesConfiguration.TENANT_NAME));
-
-			// Creating a new image
-			Image newImage = new Image();
-			newImage.setDiskFormat("raw");
-			newImage.setContainerFormat("bare");
-			newImage.setName("os-java-glance-test");
-			newImage = glance.images().create(newImage).execute();
-
-			// Uploading image
-			ImageUpload uploadImage = new ImageUpload(newImage);
-			uploadImage.setInputStream(new ByteArrayInputStream(IMAGE_CONTENT.getBytes()));
-			glance.images().upload(newImage.getId(), uploadImage).execute();
-
-			// Downloading the image and displaying the image content
-			try {
-				byte[] imgContent = new byte[IMAGE_CONTENT.length()];
-				ImageDownload downloadImage = glance.images().download(newImage.getId()).execute();
-				downloadImage.getInputStream().read(imgContent, 0, imgContent.length);
-				System.out.println(new String(imgContent));
-			} catch (IOException e) {
-				e.printStackTrace();
-			}
-
-			Images images = glance.images().list(false).execute();
-
-			for (Image image : images) {
-				System.out.println(glance.images().show(image.getId()).execute());
-			}
-
-			glance.images().delete(newImage.getId()).execute();
-		}
-	}
+    protected static String IMAGE_CONTENT = "Hello World!";
+
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        KeystoneTokenProvider keystone = new KeystoneTokenProvider(
+                ExamplesConfiguration.KEYSTONE_AUTH_URL,
+                ExamplesConfiguration.KEYSTONE_USERNAME,
+                ExamplesConfiguration.KEYSTONE_PASSWORD);
+
+        Access access = keystone.getAccessByTenant(ExamplesConfiguration.TENANT_NAME);
+
+        Service glanceService = null;
+
+        for (Service service : access.getServiceCatalog()) {
+            if (service.getType().equals("image")) {
+                glanceService = service;
+                break;
+            }
+        }
+
+        if (glanceService == null) {
+            throw new RuntimeException("Glance service not found");
+        }
+
+        for (Endpoint endpoint : glanceService.getEndpoints()) {
+            Glance glance = new Glance(endpoint.getPublicURL() + "/v1");
+            glance.setTokenProvider(keystone
+                    .getProviderByTenant(ExamplesConfiguration.TENANT_NAME));
+
+            // Creating a new image
+            Image newImage = new Image();
+            newImage.setDiskFormat("raw");
+            newImage.setContainerFormat("bare");
+            newImage.setName("os-java-glance-test");
+            newImage = glance.images().create(newImage).execute();
+
+            // Uploading image
+            ImageUpload uploadImage = new ImageUpload(newImage);
+            uploadImage.setInputStream(new ByteArrayInputStream(IMAGE_CONTENT.getBytes()));
+            glance.images().upload(newImage.getId(), uploadImage).execute();
+
+            // Downloading the image and displaying the image content
+            try {
+                byte[] imgContent = new byte[IMAGE_CONTENT.length()];
+                ImageDownload downloadImage = glance.images().download(newImage.getId()).execute();
+                downloadImage.getInputStream().read(imgContent, 0, imgContent.length);
+                System.out.println(new String(imgContent));
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            Images images = glance.images().list(false).execute();
+
+            for (Image image : images) {
+                System.out.println(glance.images().show(image.getId()).execute());
+            }
+
+            glance.images().delete(newImage.getId()).execute();
+        }
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateTenant.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateTenant.java
index 34bd13d..5ef94cb 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateTenant.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateTenant.java
@@ -26,27 +26,27 @@ import com.woorea.openstack.keystone.model.authentication.UsernamePassword;
 
 public class KeystoneCreateTenant {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		//access with unscoped token
-		Access access = keystone.tokens().authenticate(
-				new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        //access with unscoped token
+        Access access = keystone.tokens().authenticate(
+                new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
 
-		access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantName("admin").execute();
+        access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantName("admin").execute();
 
-		Tenant tenant = new Tenant();
-		tenant.setName("benn.cs");
-		tenant.setDescription("benn.cs");
-		tenant.setEnabled(true);
-		//Get the adminURL client and use the token got above
-		keystone = new Keystone("http://keystone.x.org/v2.0");
-		keystone.token(access.getToken().getId());
-		tenant = keystone.tenants().create(tenant).execute();
-		System.out.println(tenant);
-		keystone.tenants().delete(tenant.getId());
-	}
+        Tenant tenant = new Tenant();
+        tenant.setName("benn.cs");
+        tenant.setDescription("benn.cs");
+        tenant.setEnabled(true);
+        //Get the adminURL client and use the token got above
+        keystone = new Keystone("http://keystone.x.org/v2.0");
+        keystone.token(access.getToken().getId());
+        tenant = keystone.tenants().create(tenant).execute();
+        System.out.println(tenant);
+        keystone.tenants().delete(tenant.getId());
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateUser.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateUser.java
index 0b9392c..e99d1ce 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateUser.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/keystone/KeystoneCreateUser.java
@@ -26,29 +26,29 @@ import com.woorea.openstack.keystone.model.authentication.UsernamePassword;
 
 public class KeystoneCreateUser {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		//access with unscoped token
-		Access access = keystone.tokens()
-			.authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-			.withTenantName("admin")
-			.execute();
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        //access with unscoped token
+        Access access = keystone.tokens()
+            .authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+            .withTenantName("admin")
+            .execute();
 
-		User user = new User();
-		user.setEmail("luis@woorea.es");
-		user.setUsername("luis.gervaso");
-		user.setPassword("password.0");
-		user.setName("Luis");
-		user.setEnabled(Boolean.TRUE);
+        User user = new User();
+        user.setEmail("luis@woorea.es");
+        user.setUsername("luis.gervaso");
+        user.setPassword("password.0");
+        user.setName("Luis");
+        user.setEnabled(Boolean.TRUE);
 
-		keystone = new Keystone("http://keystone.x.org/v2.0");
-		keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
-		//keystone.enableLogging(Logger.getLogger("keystone"), 10000);
-		user = keystone.users().create(user).execute();
-		System.out.println(user);
-		keystone.users().delete(user.getId()).execute();
-	}
+        keystone = new Keystone("http://keystone.x.org/v2.0");
+        keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+        //keystone.enableLogging(Logger.getLogger("keystone"), 10000);
+        user = keystone.users().create(user).execute();
+        System.out.println(user);
+        keystone.users().delete(user.getId()).execute();
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/metering/v2/TestAll.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/metering/v2/TestAll.java
index 279775a..bdb20c0 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/metering/v2/TestAll.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/metering/v2/TestAll.java
@@ -30,49 +30,49 @@ import com.woorea.openstack.keystone.model.authentication.UsernamePassword;
 
 public class TestAll {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		Access access = keystone.tokens()
-				.authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.withTenantName("admin")
-				.execute();
-		
-		Ceilometer ceilometer = new Ceilometer(ExamplesConfiguration.CEILOMETER_ENDPOINT);
-		ceilometer.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        Access access = keystone.tokens()
+                .authenticate(new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .withTenantName("admin")
+                .execute();
+        
+        Ceilometer ceilometer = new Ceilometer(ExamplesConfiguration.CEILOMETER_ENDPOINT);
+        ceilometer.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
 
-		/*
-		List<Resource> resources = ceilometer.execute(new ResourceList().eq("resource_id", "23b55841eedd41e99d5f3f32149ca086"));
-		
-		
-		for(Resource r : resources) {
-			Resource resource = ceilometer.execute(new ResourceShow().id(r.getResource()));
-		}
-		*/
-		
-		/*
-		//List<Meter> meters = ceilometer.meters().list().execute(); //execute(new MeterList().eq("project_id", "948eeb593acd4223ad572c49e1ef5709"));
-		
-		
-		for(Meter m : meters) {
-			System.out.println(m);
-			
-//			List<Sample> samples = ceilometer.execute(new MeterShow().name(m.getName()));
-//			for(Sample s : samples) {
-//				System.out.println("\t" + s);
-//			}
-			
-			List<Statistics> stats = ceilometer.meters().statistics().execute(); // (new MeterStatistics().name(m.getName()));
-			for(Statistics s : stats) {
-				System.out.println("\t\t" + s);
-			}
-			
-			
-		}
-		*/
-		
-	}
+        /*
+        List<Resource> resources = ceilometer.execute(new ResourceList().eq("resource_id", "23b55841eedd41e99d5f3f32149ca086"));
+        
+        
+        for(Resource r : resources) {
+            Resource resource = ceilometer.execute(new ResourceShow().id(r.getResource()));
+        }
+        */
+        
+        /*
+        //List<Meter> meters = ceilometer.meters().list().execute(); //execute(new MeterList().eq("project_id", "948eeb593acd4223ad572c49e1ef5709"));
+        
+        
+        for(Meter m : meters) {
+            System.out.println(m);
+            
+//            List<Sample> samples = ceilometer.execute(new MeterShow().name(m.getName()));
+//            for(Sample s : samples) {
+//                System.out.println("\t" + s);
+//            }
+            
+            List<Statistics> stats = ceilometer.meters().statistics().execute(); // (new MeterStatistics().name(m.getName()));
+            for(Statistics s : stats) {
+                System.out.println("\t\t" + s);
+            }
+            
+            
+        }
+        */
+        
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumListNetworks.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumListNetworks.java
index a700e1c..3fdaa9d 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumListNetworks.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumListNetworks.java
@@ -31,33 +31,33 @@ import com.woorea.openstack.quantum.model.Networks;
 
 public class QuantumListNetworks {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		// access with unscoped token
-		Access access = keystone.tokens().authenticate(
-				new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
-		// use the token in the following requests
-		keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
-
-		Tenants tenants = keystone.tenants().list().execute();
-		// try to exchange token using the first tenant
-		if (tenants.getList().size() > 0) {
-			// access with tenant
-			access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
-
-			Quantum quantum = new Quantum(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "network",	null, "public"));
-			quantum.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
-
-			Networks networks = quantum.networks().list().execute();
-			for (Network network : networks) {
-				System.out.println(network);
-			}
-		} else {
-			System.out.println("No tenants found!");
-		}
-	}
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        // access with unscoped token
+        Access access = keystone.tokens().authenticate(
+                new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
+        // use the token in the following requests
+        keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+
+        Tenants tenants = keystone.tenants().list().execute();
+        // try to exchange token using the first tenant
+        if (tenants.getList().size() > 0) {
+            // access with tenant
+            access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
+
+            Quantum quantum = new Quantum(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "network",    null, "public"));
+            quantum.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+
+            Networks networks = quantum.networks().list().execute();
+            for (Network network : networks) {
+                System.out.println(network);
+            }
+        } else {
+            System.out.println("No tenants found!");
+        }
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumNetworkCreate.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumNetworkCreate.java
index 1dab981..39f9eea 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumNetworkCreate.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumNetworkCreate.java
@@ -47,78 +47,78 @@ import com.woorea.openstack.quantum.model.Subnets;
 
 public class QuantumNetworkCreate {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(
-				ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		// access with unscoped token
-		Access access = keystone
-				.tokens()
-				.authenticate(
-						new UsernamePassword(
-								ExamplesConfiguration.KEYSTONE_USERNAME,
-								ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
-		// use the token in the following requests
-		keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access
-				.getToken().getId()));
-		keystone.token(access.getToken().getId());
-		Tenants tenants = keystone.tenants().list().execute();
-		// try to exchange token using the first tenant
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(
+                ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        // access with unscoped token
+        Access access = keystone
+                .tokens()
+                .authenticate(
+                        new UsernamePassword(
+                                ExamplesConfiguration.KEYSTONE_USERNAME,
+                                ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
+        // use the token in the following requests
+        keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access
+                .getToken().getId()));
+        keystone.token(access.getToken().getId());
+        Tenants tenants = keystone.tenants().list().execute();
+        // try to exchange token using the first tenant
 
-		if (tenants.getList().size() > 0) {
-			// access with tenant
-			Network network = new Network();
-			access = keystone
-					.tokens()
-					.authenticate(
-							new TokenAuthentication(access.getToken().getId()))
-					.withTenantId("tenantId").execute();
-			Quantum quantum = new Quantum(KeystoneUtils.findEndpointURL(
-					access.getServiceCatalog(), "network", null, "public"));
-			quantum.setTokenProvider(new OpenStackSimpleTokenProvider(access
-					.getToken().getId()));
-			NetworkForCreate netcreate = new NetworkForCreate();
-			netcreate.setTenantId("tenantId");
-			netcreate.setName("net2");
-			netcreate.setAdminStateUp(true);
+        if (tenants.getList().size() > 0) {
+            // access with tenant
+            Network network = new Network();
+            access = keystone
+                    .tokens()
+                    .authenticate(
+                            new TokenAuthentication(access.getToken().getId()))
+                    .withTenantId("tenantId").execute();
+            Quantum quantum = new Quantum(KeystoneUtils.findEndpointURL(
+                    access.getServiceCatalog(), "network", null, "public"));
+            quantum.setTokenProvider(new OpenStackSimpleTokenProvider(access
+                    .getToken().getId()));
+            NetworkForCreate netcreate = new NetworkForCreate();
+            netcreate.setTenantId("tenantId");
+            netcreate.setName("net2");
+            netcreate.setAdminStateUp(true);
 
-			network = quantum.networks().create(netcreate).execute();
+            network = quantum.networks().create(netcreate).execute();
 
-			// Creating Subnet
-			try {
-				Subnet sub = new Subnet();
-				SubnetForCreate subnet = new SubnetForCreate();
-				subnet.setCidr("");
-				subnet.setName("");
-				subnet.setNetworkId(network.getId());
-				subnet.setIpVersion(4);
-				sub = quantum.subnets().create(subnet).execute();
-				RouterForCreate routerForCreate = new RouterForCreate();
-				routerForCreate.setName("routerName");
-				routerForCreate.setTenantId("tenantId");
-				Router router = quantum.routers().create(routerForCreate)
-						.execute();
-				RouterForAddInterface routerForAdd = new RouterForAddInterface();
-				routerForAdd.setSubnetId(sub.getId());
-				routerForAdd.setRouterId(router.getId());
-				quantum.routers().addInterface(routerForAdd).execute();
+            // Creating Subnet
+            try {
+                Subnet sub = new Subnet();
+                SubnetForCreate subnet = new SubnetForCreate();
+                subnet.setCidr("");
+                subnet.setName("");
+                subnet.setNetworkId(network.getId());
+                subnet.setIpVersion(4);
+                sub = quantum.subnets().create(subnet).execute();
+                RouterForCreate routerForCreate = new RouterForCreate();
+                routerForCreate.setName("routerName");
+                routerForCreate.setTenantId("tenantId");
+                Router router = quantum.routers().create(routerForCreate)
+                        .execute();
+                RouterForAddInterface routerForAdd = new RouterForAddInterface();
+                routerForAdd.setSubnetId(sub.getId());
+                routerForAdd.setRouterId(router.getId());
+                quantum.routers().addInterface(routerForAdd).execute();
 
-				// System.out.println(sub);
-			} catch (Exception e) {
-				System.out.println(e.getMessage());
-			}
+                // System.out.println(sub);
+            } catch (Exception e) {
+                System.out.println(e.getMessage());
+            }
 
-			Networks networks = quantum.networks().list().execute();
+            Networks networks = quantum.networks().list().execute();
 
-			for (Network network1 : networks) {
-				System.out.println(network1);
-			}
-		} else {
-			System.out.println("No tenants found!");
-		}
+            for (Network network1 : networks) {
+                System.out.println(network1);
+            }
+        } else {
+            System.out.println("No tenants found!");
+        }
 
-	}
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumQueryNetworks.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumQueryNetworks.java
index 447af4e..e442c73 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumQueryNetworks.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/network/QuantumQueryNetworks.java
@@ -30,46 +30,46 @@ import com.woorea.openstack.quantum.model.Network;
 
 public class QuantumQueryNetworks {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-		// access with unscoped token
-		Access access = keystone.tokens().authenticate(
-				new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
-		// use the token in the following requests
-		keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+        // access with unscoped token
+        Access access = keystone.tokens().authenticate(
+                new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
+        // use the token in the following requests
+        keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
 
-		Tenants tenants = keystone.tenants().list().execute();
-		// try to exchange token using the first tenant
-		if (tenants.getList().size() > 0) {
-			// access with tenant
-			access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
+        Tenants tenants = keystone.tenants().list().execute();
+        // try to exchange token using the first tenant
+        if (tenants.getList().size() > 0) {
+            // access with tenant
+            access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
 
-			Quantum quantumClient = new Quantum(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "network",	null, "public"));
-			quantumClient.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+            Quantum quantumClient = new Quantum(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "network",    null, "public"));
+            quantumClient.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
 
-			Network networkQuery = new Network();
-			networkQuery.setName("benn.cs");
-			networkQuery.setAdminStateUp(true);
-			/*
-			Networks networks = quantumClient.execute(NetworkQuery.queryNetworks(networkQuery));
+            Network networkQuery = new Network();
+            networkQuery.setName("benn.cs");
+            networkQuery.setAdminStateUp(true);
+            /*
+            Networks networks = quantumClient.execute(NetworkQuery.queryNetworks(networkQuery));
 
-			for (Network network : networks) {
-				System.out.println(network);
-			}
+            for (Network network : networks) {
+                System.out.println(network);
+            }
 
-			Subnet subnetQuery = new Subnet();
-			subnetQuery.setIpversion(Subnet.IpVersion.IPV4);
-			Subnets Subnets = quantumClient.execute(NetworkQuery.querySubnets(subnetQuery));
-			for (Subnet subnet : Subnets) {
-				System.out.println(subnet);
-			}
-			*/
-		} else {
-			System.out.println("No tenants found!");
-		}
-	}
+            Subnet subnetQuery = new Subnet();
+            subnetQuery.setIpversion(Subnet.IpVersion.IPV4);
+            Subnets Subnets = quantumClient.execute(NetworkQuery.querySubnets(subnetQuery));
+            for (Subnet subnet : Subnets) {
+                System.out.println(subnet);
+            }
+            */
+        } else {
+            System.out.println("No tenants found!");
+        }
+    }
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/objectstore/SwiftExample.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/objectstore/SwiftExample.java
index bf741b1..36d0e08 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/objectstore/SwiftExample.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/objectstore/SwiftExample.java
@@ -38,69 +38,69 @@ import com.woorea.openstack.swift.model.ObjectDownload;
 import com.woorea.openstack.swift.model.ObjectForUpload;
 
 public class SwiftExample {
-	
-	private static final File TEST_FILE = new File("pom.xml");
-	
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) throws Exception {
-		Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);		
-		//access with unscoped token
-		Access access = keystone.tokens().authenticate(
-				new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
-				.execute();
-		
-		//use the token in the following requests
-		keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
-		
-		Tenants tenants = keystone.tenants().list().execute();
-		
-		//try to exchange token using the first tenant
-		if(tenants.getList().size() > 0) {
-			
-			access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
-			
-			Swift swift = new Swift(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "object-store", null, "public"));
-			swift.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
-		
-			//swiftClient.execute(new DeleteContainer("navidad2"));
-			
-			swift.containers().create("navidad2").execute();
-			
-			System.out.println(swift.containers().list());
-			
-			ObjectForUpload upload = new ObjectForUpload();
-			upload.setContainer("navidad2");
-			upload.setName("example2");
-			upload.setInputStream(new FileInputStream(TEST_FILE));
-			swift.containers().container("navidad2").upload(upload).execute();
-			
-//			System.out.println(swiftClient.execute(new ListObjects("navidad2", new HashMap<String, String>() {{
-//				put("path", "");
-//			}})).get(0).getContentType());
-			
-			
-			ObjectDownload download = swift.containers().container("navidad").download("example2").execute();
-			write(download.getInputStream(), "example2");
-		}
+    
+    private static final File TEST_FILE = new File("pom.xml");
+    
+    /**
+     * @param args
+     */
+    public static void main(String[] args) throws Exception {
+        Keystone keystone = new Keystone(ExamplesConfiguration.KEYSTONE_AUTH_URL);        
+        //access with unscoped token
+        Access access = keystone.tokens().authenticate(
+                new UsernamePassword(ExamplesConfiguration.KEYSTONE_USERNAME, ExamplesConfiguration.KEYSTONE_PASSWORD))
+                .execute();
+        
+        //use the token in the following requests
+        keystone.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+        
+        Tenants tenants = keystone.tenants().list().execute();
+        
+        //try to exchange token using the first tenant
+        if(tenants.getList().size() > 0) {
+            
+            access = keystone.tokens().authenticate(new TokenAuthentication(access.getToken().getId())).withTenantId(tenants.getList().get(0).getId()).execute();
+            
+            Swift swift = new Swift(KeystoneUtils.findEndpointURL(access.getServiceCatalog(), "object-store", null, "public"));
+            swift.setTokenProvider(new OpenStackSimpleTokenProvider(access.getToken().getId()));
+        
+            //swiftClient.execute(new DeleteContainer("navidad2"));
+            
+            swift.containers().create("navidad2").execute();
+            
+            System.out.println(swift.containers().list());
+            
+            ObjectForUpload upload = new ObjectForUpload();
+            upload.setContainer("navidad2");
+            upload.setName("example2");
+            upload.setInputStream(new FileInputStream(TEST_FILE));
+            swift.containers().container("navidad2").upload(upload).execute();
+            
+//            System.out.println(swiftClient.execute(new ListObjects("navidad2", new HashMap<String, String>() {{
+//                put("path", "");
+//            }})).get(0).getContentType());
+            
+            
+            ObjectDownload download = swift.containers().container("navidad").download("example2").execute();
+            write(download.getInputStream(), "example2");
+        }
 
-	}
-	
-	private static void write(InputStream is, String path) {
-		try {
-			OutputStream stream = new BufferedOutputStream(new FileOutputStream(path)); 
-			int bufferSize = 1024;
-			byte[] buffer = new byte[bufferSize];
-			int len = 0;
-			while ((len = is.read(buffer)) != -1) {
-			    stream.write(buffer, 0, len);
-			}
-			stream.close();   
-		} catch(IOException e) {
-			throw new RuntimeException(e.getMessage(), e);
-		}
-		
-	}
+    }
+    
+    private static void write(InputStream is, String path) {
+        try {
+            OutputStream stream = new BufferedOutputStream(new FileOutputStream(path)); 
+            int bufferSize = 1024;
+            byte[] buffer = new byte[bufferSize];
+            int len = 0;
+            while ((len = is.read(buffer)) != -1) {
+                stream.write(buffer, 0, len);
+            }
+            stream.close();   
+        } catch(IOException e) {
+            throw new RuntimeException(e.getMessage(), e);
+        }
+        
+    }
 
 }
diff --git a/openstack-examples/src/main/java/com/woorea/openstack/examples/simple/OpenStackSimpleClient.java b/openstack-examples/src/main/java/com/woorea/openstack/examples/simple/OpenStackSimpleClient.java
index cf998fb..a2f9eb5 100644
--- a/openstack-examples/src/main/java/com/woorea/openstack/examples/simple/OpenStackSimpleClient.java
+++ b/openstack-examples/src/main/java/com/woorea/openstack/examples/simple/OpenStackSimpleClient.java
@@ -19,13 +19,13 @@ package com.woorea.openstack.examples.simple;
 
 public class OpenStackSimpleClient {
 
-	/**
-	 * @param args
-	 */
-	public static void main(String[] args) {
-//		OpenStackClient client = new OpenStackClient(ExamplesConfiguration.KEYSTONE_AUTH_URL);
-//		Access access = client.request("/tokens").execute("POST", Entity.json("{\"auth\":{\"passwordCredentials\":{\"username\":\"\",\"password\":\"\"}}}"), Access.class);
-//		System.out.println(access);
-	}
+    /**
+     * @param args
+     */
+    public static void main(String[] args) {
+//        OpenStackClient client = new OpenStackClient(ExamplesConfiguration.KEYSTONE_AUTH_URL);
+//        Access access = client.request("/tokens").execute("POST", Entity.json("{\"auth\":{\"passwordCredentials\":{\"username\":\"\",\"password\":\"\"}}}"), Access.class);
+//        System.out.println(access);
+    }
 
 }