2 * Copyright 2011 GRNET S.A. All rights reserved.
4 * Redistribution and use in source and binary forms, with or
5 * without modification, are permitted provided that the following
8 * 1. Redistributions of source code must retain the above
9 * copyright notice, this list of conditions and the following
12 * 2. Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following
14 * disclaimer in the documentation and/or other materials
15 * provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
30 * The views and conclusions contained in the software and
31 * documentation are those of the authors and should not be
32 * interpreted as representing official policies, either expressed
33 * or implied, of GRNET S.A.
36 package gr.grnet.pithos.web.client.foldertree;
38 import java.util.Date;
39 import java.util.HashMap;
40 import java.util.HashSet;
44 import com.google.gwt.http.client.Header;
45 import com.google.gwt.http.client.Response;
46 import com.google.gwt.http.client.URL;
47 import com.google.gwt.i18n.client.NumberFormat;
48 import com.google.gwt.json.client.JSONObject;
49 import com.google.gwt.json.client.JSONValue;
51 public class File extends Resource {
60 private String contentType;
62 private Date lastModified;
64 private String modifiedBy;
66 private Date versionTimestamp;
72 private String container;
74 private Folder parent;
76 private Map<String, String> meta = new HashMap<String, String>();
78 private boolean published;
80 private String publicUri;
82 private Map<String, Boolean[]> permissions = new HashMap<String, Boolean[]>();
84 private String inheritedPermissionsFrom;
86 public String getContentType() {
90 public String getHash() {
95 public Date getLastModified() {
99 public String getModifiedBy() {
103 public String getName() {
107 public int getVersion() {
111 public Date getVersionTimestamp() {
112 return versionTimestamp;
115 public String getUri() {
116 return "/" + container + "/" + path;
119 public String getOwner() {
123 public String getPath() {
127 public long getBytes() {
131 public String getSizeAsString() {
132 NumberFormat nf = NumberFormat.getFormat("######.#");
134 return String.valueOf(bytes) + " B";
135 else if (bytes < 1024 * 1024)
136 return nf.format(Double.valueOf(bytes)/(1024)) + " KB";
137 else if (bytes < 1024 * 1024 * 1024)
138 return nf.format(Double.valueOf(bytes)/(1024 * 1024)) + " MB";
139 return nf.format(Double.valueOf(bytes)/(1024 * 1024 * 1024)) + " GB";
142 public boolean isShared() {
143 return !permissions.isEmpty();
146 public void populate(Folder _parent, JSONObject o, String _owner, String _container) {
147 this.parent = _parent;
148 path = unmarshallString(o, "name");
149 if (path.contains("/"))
150 name = path.substring(path.lastIndexOf("/") + 1, path.length()); //strip the prefix
154 hash = unmarshallString(o, "hash");
155 bytes = unmarshallLong(o, "bytes");
156 version = unmarshallInt(o, "version");
157 contentType = unmarshallString(o, "content_type");
158 lastModified = unmarshallDate(o, "last_modified");
159 modifiedBy = unmarshallString(o, "modified_by");
160 versionTimestamp = unmarshallDate(o, "version_timestamp");
161 published = o.containsKey("x_object_public") ? true : false;
162 publicUri = unmarshallString(o, "x_object_public");
163 this.container = _container;
165 inheritedPermissionsFrom = unmarshallString(o, "x_object_shared_by");
166 String rawPermissions = unmarshallString(o, "x_object_sharing");
167 if (rawPermissions != null)
168 parsePermissions(rawPermissions);
170 JSONValue metaValue = o.get("x_object_meta");
171 if (metaValue != null) {
172 JSONObject metaObj = metaValue.isObject();
173 if (metaObj != null) {
174 for (String key: metaObj.keySet()) {
175 meta.put(key, unmarshallString(metaObj, key));
181 private void parsePermissions(String rawPermissions) {
182 String[] readwrite = rawPermissions.split(";");
183 for (String s : readwrite) {
184 String[] part = s.split("=");
185 String perm = part[0].trim();
186 String[] users = part[1].split(",");
187 for (String u : users) {
188 String user = u.trim();
189 Boolean[] userPerm = permissions.get(u);
190 if (userPerm == null) {
191 userPerm = new Boolean[2];
192 permissions.put(user, userPerm);
194 if (perm.equals("read")) {
195 userPerm[0] = Boolean.TRUE;
197 else if (perm.equals("write")) {
198 userPerm[1] = Boolean.TRUE;
205 public boolean equals(Object other) {
206 if (other instanceof File) {
207 File o = (File) other;
208 return name.equals(o.getName());
214 public int hashCode() {
215 return name.hashCode();
218 public String getContainer() {
222 public static File createFromResponse(String owner, Response response, File result) {
223 result.populate(owner, response);
227 private void populate(String _owner, Response response) {
229 for (Header h : response.getHeaders()) {
230 String header = h.getName();
231 if (header.startsWith("X-Object-Meta-"))
232 meta.put(URL.decodePathSegment(header.substring("X-Object-Meta-".length())), URL.decodePathSegment(h.getValue()));
233 else if (header.equals("X-Object-Sharing")) {
234 String rawPermissions = h.getValue();
235 parsePermissions(URL.decodePathSegment(rawPermissions));
237 else if (header.equals("X-Object-Shared-By")) {
238 inheritedPermissionsFrom = URL.decodePathSegment(h.getValue());
243 public Folder getParent() {
247 public Map<String, String> getMeta() {
251 public boolean isPublished() {
255 public String getPublicUri() {
259 public Map<String, Boolean[]> getPermissions() {
263 public String getInheritedPermissionsFrom() {
264 return inheritedPermissionsFrom;