Resolved below sonar issues.

uncessary use of string builder removed.
removed redundant code.
rename variable to follow camelCase.
removed tab char and changed them with spaces.

Issue-ID:SO-98
Change-Id: Idbeed60ebc843c91a89fdd9357330e5e093172c6
Signed-off-by: Bharat saraswal <bharat.saraswal@huawei.com>

1 files changed, 70 insertions, 71 deletions

diff --git a/nova-client/src/main/java/com/woorea/openstack/nova/api/ImagesResource.java b/nova-client/src/main/java/com/woorea/openstack/nova/api/ImagesResource.java
index 780cb12..764a845 100644
--- a/nova-client/src/main/java/com/woorea/openstack/nova/api/ImagesResource.java
+++ b/nova-client/src/main/java/com/woorea/openstack/nova/api/ImagesResource.java
@@ -10,76 +10,75 @@ import com.woorea.openstack.nova.model.Images;
 import com.woorea.openstack.nova.model.Metadata;
 
 public class ImagesResource {
-	
-	private final OpenStackClient CLIENT;
-	
-	public ImagesResource(OpenStackClient client) {
-		CLIENT = client;
-	}
-	
-	public List list(boolean detail) {
-		return new List(detail);
-	}
-	
-	public Create create(Image image) {
-		return new Create(image);
-	}
-	
-	public Show show(String id) {
-		return new Show(id);
-	}
-	
-	public ShowMetadata showMetadata(String id) {
-		return new ShowMetadata(id);
-	}
-
-	
-	public Delete delete(String id) {
-		return new Delete(id);
-	}
-
-	public class List extends OpenStackRequest<Images> {
-		
-		public List(boolean detail) {
-			super(CLIENT, HttpMethod.GET, detail ? "/images/detail" : "/images", null, Images.class);
-		}
-
-	}
-	
-	public class Create extends OpenStackRequest<Image> {
-
-		private Image image;
-		
-		public Create(Image image) {
-			super(CLIENT, HttpMethod.POST, "/images", Entity.json(image), Image.class);
-			this.image = image;
-		}
-		
-	}
-	
-	public class Show extends OpenStackRequest<Image> {
-		
-		public Show(String id) {
-			super(CLIENT, HttpMethod.GET, new StringBuilder("/images/").append(id).toString(), null, Image.class);
-		}
-
-	}
-	
-	public class ShowMetadata extends OpenStackRequest<Metadata> {
-		
-		public ShowMetadata(String id) {
-			super(CLIENT, HttpMethod.GET, new StringBuilder("/images/").append(id).append("/metadata").toString(), null, Metadata.class);
-		}
-
-	}
-	
-	public class Delete extends OpenStackRequest<Void> {
-		
-		public Delete(String id) {
-			super(CLIENT, HttpMethod.DELETE, new StringBuilder("/images/").append(id).toString(), null, Void.class);
-		}
-		
-	}
-	
+
+    private final OpenStackClient client;
+
+    public ImagesResource(OpenStackClient client) {
+        this.client = client;
+    }
+
+    public List list(boolean detail) {
+        return new List(detail);
+    }
+
+    public Create create(Image image) {
+        return new Create(image);
+    }
+
+    public Show show(String id) {
+        return new Show(id);
+    }
+
+    public ShowMetadata showMetadata(String id) {
+        return new ShowMetadata(id);
+    }
+
+
+    public Delete delete(String id) {
+        return new Delete(id);
+    }
+
+    public class List extends OpenStackRequest<Images> {
+
+        public List(boolean detail) {
+            super(client, HttpMethod.GET, detail ? "/images/detail" : "/images", null, Images.class);
+        }
+    }
+
+    public class Create extends OpenStackRequest<Image> {
+
+        private Image image;
+
+        public Create(Image image) {
+            super(client, HttpMethod.POST, "/images", Entity.json(image), Image.class);
+            this.image = image;
+        }
+    }
+
+    public class Show extends OpenStackRequest<Image> {
+
+        public Show(String id) {
+            super(client, HttpMethod.GET, getImagesString(id), null, Image.class);
+        }
+    }
+
+    public class ShowMetadata extends OpenStackRequest<Metadata> {
+
+        public ShowMetadata(String id) {
+            super(client, HttpMethod.GET, "/images/" + id + "/metadata", null,
+                Metadata.class);
+        }
+    }
+
+    public class Delete extends OpenStackRequest<Void> {
+
+        public Delete(String id) {
+            super(client, HttpMethod.DELETE, getImagesString(id), null, Void.class);
+        }
+    }
+
+    private String getImagesString(String id) {
+        return "/images/" + id;
+    }
 }