@@ -109,13 +109,11 @@ public Blob(Storage storage, BlobInfo info) {
109109 */
110110 public Blob (Storage storage , String bucket , String blob ) {
111111 this .storage = checkNotNull (storage );
112- this .info = BlobInfo .of (bucket , blob );
112+ this .info = BlobInfo .of (checkNotNull ( bucket ), checkNotNull ( blob ) );
113113 }
114114
115115 /**
116- * Get the blobs's information.
117- *
118- * @return a {@code BlobInfo} object for this blob
116+ * Return the blob's information.
119117 */
120118 public BlobInfo info () {
121119 return info ;
@@ -135,7 +133,6 @@ public boolean exists() {
135133 * Return this blob's content.
136134 *
137135 * @param options blob read options
138- * @return the blob's content
139136 * @throws StorageException upon failure
140137 */
141138 public byte [] content (Storage .BlobSourceOption ... options ) {
@@ -199,21 +196,19 @@ public Blob copyTo(BlobInfo target, Iterable<BlobSourceOption> sourceOptions,
199196 }
200197
201198 /**
202- * Return a channel for reading this blob's content.
199+ * Return a {@code BlobReadChannel} object for reading this blob's content.
203200 *
204201 * @param options blob read options
205- * @return a {@code BlobReadChannel} object to read this blob
206202 * @throws StorageException upon failure
207203 */
208204 public BlobReadChannel reader (BlobSourceOption ... options ) {
209205 return storage .reader (info .bucket (), info .name (), convert (info , options ));
210206 }
211207
212208 /**
213- * Return a channel for writing to this blob.
209+ * Return a {@code BlobWriteChannel} object for writing to this blob.
214210 *
215211 * @param options target blob options
216- * @return a {@code BlobWriteChannel} object for writing to this blob
217212 * @throws StorageException upon failure
218213 */
219214 public BlobWriteChannel writer (BlobTargetOption ... options ) {
@@ -236,9 +231,7 @@ public URL signUrl(long expirationTimeInSeconds, SignUrlOption... options) {
236231 }
237232
238233 /**
239- * Get this blobs's {@code Storage} object.
240- *
241- * @return the storage service used by this blob to issue requests
234+ * Return the blob's {@code Storage} object used to issue requests.
242235 */
243236 public Storage storage () {
244237 return storage ;
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