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864 lines (795 loc) · 30.6 KB
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/* Copyright (c) 2008 Google Inc.
*
* 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.docs;
import sample.util.SimpleCommandLineParser;
import com.google.gdata.data.Link;
import com.google.gdata.data.MediaContent;
import com.google.gdata.data.acl.AclEntry;
import com.google.gdata.data.acl.AclFeed;
import com.google.gdata.data.acl.AclRole;
import com.google.gdata.data.acl.AclScope;
import com.google.gdata.data.docs.DocumentListEntry;
import com.google.gdata.data.docs.DocumentListFeed;
import com.google.gdata.data.docs.RevisionEntry;
import com.google.gdata.data.docs.RevisionFeed;
import com.google.gdata.util.AuthenticationException;
import com.google.gdata.util.ServiceException;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.ConsoleHandler;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* An application that serves as a sample to show how the Documents List
* Service can be used to search your documents and upload files.
*
*
*
*
*/
public class DocumentListDemo {
private DocumentList documentList;
private PrintStream out;
private static final String APPLICATION_NAME = "JavaGDataClientSampleAppV3.0";
/**
* The message for displaying the usage parameters.
*/
private static final String[] USAGE_MESSAGE = {
"Usage: java DocumentListDemo.jar --username <user> --password <pass>",
"Usage: java DocumentListDemo.jar --authSub <token>",
" [--auth_protocol <protocol>] The protocol to use with authentication.",
" [--auth_host <host:port>] The host of the auth server to use.",
" [--protocol <protocol>] The protocol to use with the HTTP requests.",
" [--host <host:port>] Where is the feed (default = docs.google.com)",
" [--log] Enable logging of requests",
""};
/**
* Welcome message, introducing the program.
*/
private final String[] WELCOME_MESSAGE = {
"", "This is a demo of the document list feed!",
"Using this interface, you can read and upload your documents.",
"Type 'help' for a list of commands.", ""};
/**
* Help on all available commands.
*/
private final String[] COMMAND_HELP_MESSAGE = {
"Commands:",
" create <object_type> <name> [[create an object]]",
" trash <resource_id> [delete] [[puts the object into the trash]]",
" download <resource_id> <file_path> [[downloads the object to the folder"
+ " specified by file_path]]",
" list [object_type] [...] [[lists objects]]",
" move <resource_id> <folder_id> [[moves an object into a folder]]",
" perms <operation> [...] [[lists or modifies file permissions]]",
" remove <resource_id> <folder_resource_id> [[removes an object from a folder]]",
" search <search_text> [[search documents for text strings]]",
" asearch <search_option> [[advanced search]]",
" upload <file_path> [[uploads a object]]",
" revisions <resource_id> [[lists revisions of a document]]",
"",
" help [command] [[display this message, or info about"
+ " the specified command]]",
" exit [[exit the program]]"};
private final String[] COMMAND_HELP_CREATE = {
"create <object_type> <name>",
" object_type: document, spreadsheet, folder.",
" name: the name for the new object"};
private final String[] COMMAND_HELP_TRASH = {
"trash <resource_id> [delete]",
" resource_id: the resource id of the object to be deleted",
" \"delete\": Specify to permanently delete the document instead of just trashing it."};
private final String[] COMMAND_HELP_DOWNLOAD = {
"download <resource_id> <file_path>",
" resource_id: the resource id of the file you wish to download",
" file_path: the path to the directory to save the file in"};
private final String[] COMMAND_HELP_LIST = {
"list [object_type]",
" object_type: all, starred, documents, spreadsheets, pdfs, presentations, folders.\n"
+ " (defaults to 'all')", "list folder <folder_id>",
" folder_id: The id of the folder you want the contents list for."};
private final String[] COMMAND_HELP_MOVE = {
"move <resource_id> <folder_id>",
" resource_id: the resource id of the object to be moved",
" folder_id: the folder to move the document into"};
private final String[] COMMAND_HELP_PERMS = {
"perms list <resource_id>",
" resource_id: the resource id of the object you wish to add/list permissions for",
"perms add <role> <scope> <email> <object_id>",
" role: \"reader\", \"writer\", \"owner\"",
" scope: \"user\", \"domain\"",
" email: The user's email address or domain name (\"user@gmail.com\", \"domain.com\")",
" resource_id: The resource id of the object to change permissions for.",
"perms change <role> <scope> <email> <object_id>",
" role: \"reader\", \"writer\", \"owner\"",
" scope: \"user\", \"domain\"",
" email: The user's email address or domain name (\"user@gmail.com\", \"domain.com\")",
" object_id: The id of the object to change permissions for.",
"perms remove <scope> <email> <object_id>",
" role: \"reader\", \"writer\", \"owner\"",
" scope: \"user\", \"domain\"",
" email: The user's email address or domain name (\"user@gmail.com\", \"domain.com\")",
" object_id: The id of the object to change permissions for."};
private final String[] COMMAND_HELP_REMOVE = {
"remove <object_id> <folder_id>",
" object_id: the id of the object to remove from the folder",
" folder_id: the id of the folder to remove the object from"};
private final String[] COMMAND_HELP_SEARCH = {
"search <search_text>",
" search_text: A string to be used for a full text query"};
private final String[] COMMAND_HELP_ASEARCH = {
"asearch [<query_param>=<value>] [<query_param2>=<value2>] ...",
" query_param: title, title-exact, opened-min, opened-max, owner, writer, reader, "
+ "showfolders, etc.", " value: The value of the parameter"};
private final String[] COMMAND_HELP_UPLOAD = {
"upload <file_path> <title>", " file_path: file to upload",
" title: A title to call the document"};
private final String[] COMMAND_HELP_REVISIONS = {
"revisions <resource_id>", " resource_id: document resource id"};
private final String[] COMMAND_HELP_HELP = {
"help [command]", " Weeeeeeeeeeeeee..."};
private final String[] COMMAND_HELP_EXIT = {
"exit", " Exit the program."};
private final String[] COMMAND_HELP_ERROR = {"unknown command"};
private final Map<String, String[]> HELP_MESSAGES;
{
HELP_MESSAGES = new HashMap<String, String[]>();
HELP_MESSAGES.put("create", COMMAND_HELP_CREATE);
HELP_MESSAGES.put("trash", COMMAND_HELP_TRASH);
HELP_MESSAGES.put("download", COMMAND_HELP_DOWNLOAD);
HELP_MESSAGES.put("list", COMMAND_HELP_LIST);
HELP_MESSAGES.put("move", COMMAND_HELP_MOVE);
HELP_MESSAGES.put("perms", COMMAND_HELP_PERMS);
HELP_MESSAGES.put("remove", COMMAND_HELP_REMOVE);
HELP_MESSAGES.put("search", COMMAND_HELP_SEARCH);
HELP_MESSAGES.put("asearch", COMMAND_HELP_ASEARCH);
HELP_MESSAGES.put("upload", COMMAND_HELP_UPLOAD);
HELP_MESSAGES.put("revisions", COMMAND_HELP_REVISIONS);
HELP_MESSAGES.put("help", COMMAND_HELP_HELP);
HELP_MESSAGES.put("exit", COMMAND_HELP_EXIT);
HELP_MESSAGES.put("error", COMMAND_HELP_ERROR);
}
/**
* Constructor
*
* @param outputStream Stream to print output to.
* @throws DocumentListException
*/
public DocumentListDemo(PrintStream outputStream, String appName, String authProtocol,
String authHost, String protocol, String host) throws DocumentListException {
out = outputStream;
documentList = new DocumentList(appName, authProtocol, authHost, protocol, host);
}
/**
* Authenticates the client using ClientLogin
*
* @param username User's email address
* @param username User's password
* @throws DocumentListException
* @throws AuthenticationException
*/
public void login(String username, String password) throws AuthenticationException,
DocumentListException {
documentList.login(username, password);
}
/**
* Authenticates the client using AuthSub
*
* @param username User's AuthSub token
* @throws DocumentListException
* @throws AuthenticationException
*/
public void login(String authSubToken) throws AuthenticationException, DocumentListException {
documentList.loginWithAuthSubToken(authSubToken);
}
/**
* Prints out the specified document entry.
*
* @param doc the document entry to print.
*/
public void printDocumentEntry(DocumentListEntry doc) {
StringBuffer output = new StringBuffer();
output.append(" -- " + doc.getTitle().getPlainText() + " ");
if (!doc.getParentLinks().isEmpty()) {
for (Link link : doc.getParentLinks()) {
output.append("[" + link.getTitle() + "] ");
}
}
output.append(doc.getResourceId());
out.println(output);
}
/**
* Prints out the specified revision entry.
*
* @param doc the revision entry to print.
*/
public void printRevisionEntry(RevisionEntry entry) {
StringBuffer output = new StringBuffer();
output.append(" -- " + entry.getTitle().getPlainText());
output.append(", created on " + entry.getUpdated().toUiString() + " ");
output.append(" by " + entry.getModifyingUser().getName() + " - "
+ entry.getModifyingUser().getEmail() + "\n");
output.append(" " + entry.getHtmlLink().getHref());
out.println(output);
}
/**
* Prints out the specified ACL entry.
*
* @param entry the ACL entry to print.
*/
public void printAclEntry(AclEntry entry) {
out.println(" -- " + entry.getScope().getValue() + ": " + entry.getRole().getValue());
}
/**
* Executes the "create" command.
*
* @param args arguments for the "create" command.
* args[0] = "create" args[1] = object_type ("folder", "document", "spreadsheet")
* args[2] = title (what to name the document/folder)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeCreate(String[] args) throws IOException,
MalformedURLException, ServiceException, DocumentListException {
if (args.length == 3) {
printDocumentEntry(documentList.createNew(args[2], args[1]));
} else {
printMessage(COMMAND_HELP_CREATE);
}
}
/**
* Executes the "trash" command.
*
* @param args arguments for the "trash" command.
* args[0] = "trash"
* args[1] = resourceid (the resource id of the object to be trashed)
* args[2] = delete (where to delete permanently or not)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeTrash(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 3) {
documentList.trashObject(args[1], true);
} else if (args.length == 2) {
documentList.trashObject(args[1], false);
} else {
printMessage(COMMAND_HELP_TRASH);
}
}
/**
* Executes the "download" command.
*
* @param args arguments for the "download" command.
* args[0] = "download"
* args[1] = resourceId (the resource id of the object to be downloaded)
* args[2] = filepath (the path and filename to save the object as)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeDownload(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 3) {
String docType = documentList.getResourceIdPrefix(args[1]);
if (docType.equals("spreadsheet")) {
String format = documentList.getDownloadFormat(args[1],
getTypeFromFilename(args[2]));
documentList.downloadSpreadsheet(args[1], args[2], format);
} else if (docType.equals("presentation")) {
String format = documentList.getDownloadFormat(args[1],
getTypeFromFilename(args[2]));
documentList.downloadPresentation(args[1], args[2], format);
} else if (docType.equals("document")) {
String format = documentList.getDownloadFormat(args[1],
getTypeFromFilename(args[2]));
documentList.downloadDocument(args[1], args[2], format);
} else {
MediaContent mc = (MediaContent) documentList.getDocsListEntry(args[1]).getContent();
String fileExtension = mc.getMimeType().getSubType();
URL exportUrl = new URL(mc.getUri());
// PDF file cannot be exported in different formats.
String requestedFormat = args[2]
.substring(args[2].lastIndexOf(".") + 1);
if (!requestedFormat.equals(fileExtension)) {
String[] formatWarning = {"Warning: "
+ mc.getMimeType().getMediaType() + " cannot be downloaded as a "
+ requestedFormat + ". Using ." + fileExtension + " instead."};
printMessage(formatWarning);
}
String newFilePath = args[2].substring(0, args[2].lastIndexOf(".") + 1) + fileExtension;
documentList.downloadFile(exportUrl, newFilePath);
}
} else {
printMessage(COMMAND_HELP_DOWNLOAD);
}
}
/**
* Execute the "list" command.
*
* @param args arguments for the "list" command.
* args[0] = "list"
* args[1] = category ("all", "folders", "documents", "spreadsheets", "pdfs",
* "presentations", "starred", "trashed")
* args[2] = folderId (required if args[1] is "folder")
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeList(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
DocumentListFeed feed = null;
String msg = "";
switch (args.length) {
case 1:
msg = "List of docs: ";
feed = documentList.getDocsListFeed("all");
break;
case 2:
msg = "List of all " + args[1] + ": ";
feed = documentList.getDocsListFeed(args[1]);
break;
case 3:
if (args[1].equals("folder")) {
msg = "Contents of folder_id '" + args[2] + "': ";
feed = documentList.getFolderDocsListFeed(args[2]);
}
break;
}
if (feed != null) {
out.println(msg);
for (DocumentListEntry entry : feed.getEntries()) {
printDocumentEntry(entry);
}
} else {
printMessage(COMMAND_HELP_LIST);
}
}
/**
* Execute the "move" command.
*
* @param args arguments for the "move" command.
* args[0] = "move" args[1] = resourceid (the resourceid of the object to move)
* args[2] = folderResourceId (the resource id of the folder to move the object to)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeMove(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 3) {
printDocumentEntry(documentList.moveObjectToFolder(args[1], args[2]));
} else {
printMessage(COMMAND_HELP_MOVE);
}
}
/**
* Execute the "perms" command.
*
* @param args arguments for the "perms" command.
* args[0] = "perms"
* args[1] = "list"
* args[2] = resourceId
* args[1] = "add", "change"
* args[2] = role
* args[3] = scope
* args[4] = email
* args[5] = resourceId
* args[1] = "remove"
* args[2] = scope
* args[3] = email
* args[4] = resourceId
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executePerms(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length < 3) {
printMessage(COMMAND_HELP_PERMS);
return;
}
if (args[1].equals("list") && args.length == 3) {
AclFeed feed = documentList.getAclFeed(args[2]);
if (feed != null) {
for (AclEntry entry : feed.getEntries()) {
printAclEntry(entry);
}
}
} else if (args[1].equals("add") && args.length == 6) {
AclRole role = new AclRole(args[2]);
AclScope scope;
if (args[3].equals("user")) {
scope = new AclScope(AclScope.Type.USER, args[4]);
} else if (args[3].equals("domain")) {
scope = new AclScope(AclScope.Type.DOMAIN, args[4]);
} else {
printMessage(COMMAND_HELP_PERMS);
return;
}
printAclEntry(documentList.addAclRole(role, scope, args[5]));
} else if (args[1].equals("change") && args.length == 6) {
AclRole role = new AclRole(args[2]);
AclScope scope;
if (args[3].equals("user")) {
scope = new AclScope(AclScope.Type.USER, args[4]);
} else if (args[3].equals("domain")) {
scope = new AclScope(AclScope.Type.DOMAIN, args[4]);
} else {
printMessage(COMMAND_HELP_PERMS);
return;
}
printAclEntry(documentList.changeAclRole(role, scope, args[5]));
} else if (args[1].equals("remove") && args.length == 5) {
documentList.removeAclRole(args[2], args[3], args[4]);
} else {
printMessage(COMMAND_HELP_PERMS);
}
}
/**
* Execute the "remove" command.
*
* @param args arguments for the "remove" command.
* args[0] = "remove"
* args[1] = resourceId
* args[2] = folderReourceId
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeRemove(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 3) {
documentList.removeFromFolder(args[1], args[2]);
} else {
printMessage(COMMAND_HELP_REMOVE);
}
}
/**
* Execute the "search" command.
*
* @param args arguments for the "search" command.
* args[0] = "search"
* args[1] = searchString
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeSearch(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 2) {
HashMap<String, String> searchParameters = new HashMap<String, String>();
searchParameters.put("q", args[1]);
DocumentListFeed feed = documentList.search(searchParameters);
out.println("Results for [" + args[1] + "]");
for (DocumentListEntry entry : feed.getEntries()) {
printDocumentEntry(entry);
}
} else {
printMessage(COMMAND_HELP_SEARCH);
}
}
/**
* Execute the "asearch" (advanced search) command.
*
* @param args arguments for the "asearch" command.
* args[0] = "asearch"
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeAdvancedSearch(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length <= 1) {
printMessage(COMMAND_HELP_ASEARCH);
return;
}
HashMap<String, String> searchParameters = new HashMap<String, String>();
for (int i = 1; i < args.length; ++i) {
searchParameters.put(args[i].substring(0, args[i].indexOf("=")), args[i]
.substring(args[i].indexOf("=") + 1));
}
DocumentListFeed feed = documentList.search(searchParameters);
out.println("Results for advanced search:");
for (DocumentListEntry entry : feed.getEntries()) {
printDocumentEntry(entry);
}
}
/**
* Execute the "upload" command.
*
* @param args arguments for the "upload" command.
* args[0] = "upload"
* args[1] = filepath (path and filename of the file to be uploaded)
* args[2] = title (title to be used for the uploaded file)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeUpload(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 3) {
DocumentListEntry entry = documentList.uploadFile(args[1], args[2]);
printDocumentEntry(entry);
} else {
printMessage(COMMAND_HELP_UPLOAD);
}
}
/**
* Execute the "revisions" command.
*
* @param args arguments for the "upload" command.
* args[0] = "revisions"
* args[1] = resourceId (the resource id of the object to fetch revisions for)
*
* @throws IOException when an error occurs in communication with the Doclist
* service.
* @throws MalformedURLException when an malformed URL is used.
* @throws ServiceException when the request causes an error in the Doclist
* service.
* @throws DocumentListException
*/
private void executeRevisions(String[] args) throws IOException, MalformedURLException,
ServiceException, DocumentListException {
if (args.length == 2) {
RevisionFeed feed = documentList.getRevisionsFeed(args[1]);
if (feed != null) {
out.println("List of revisions...");
for (RevisionEntry entry : feed.getEntries()) {
printRevisionEntry(entry);
}
} else {
printMessage(COMMAND_HELP_REVISIONS);
}
} else {
printMessage(COMMAND_HELP_REVISIONS);
}
}
/**
* Execute the "help" command.
*
* @param args arguments for the "help" command.
* args[0] = "help"
* args[1] = command
*/
private void executeHelp(String[] args) {
if (args.length == 1) {
printMessage(COMMAND_HELP_MESSAGE);
} else if (args.length == 2) {
if (HELP_MESSAGES.containsKey(args[1])) {
printMessage(HELP_MESSAGES.get(args[1]));
} else {
printMessage(HELP_MESSAGES.get("error"));
}
} else {
printMessage(COMMAND_HELP_MESSAGE);
}
}
/**
* Gets the type of file from the extension on the filename.
*
* @param filename the filename to extract the type of file from.
*/
private String getTypeFromFilename(String filename) {
return filename.substring(filename.lastIndexOf(".") + 1);
}
/**
* Parses the command entered by the user into individual arguments.
*
* @param command the entire command entered by the user to be broken up into
* arguments.
*/
private String[] parseCommand(String command) {
// Special cases:
if (command.startsWith("search")) {
// if search command, only break into two args (command, search_string)
return command.trim().split(" ", 2);
} else if (command.startsWith("create")) {
// if create command, break into three args (command, file_type, title)
return command.trim().split(" ", 3);
} else if (command.startsWith("upload")) {
// if upload command, break into three args (command, file_path, title)
return command.trim().split(" ", 3);
}
// Default case, split into n args using a space as the separator.
return command.trim().split(" ");
}
/**
* Reads and executes one command.
*
* @param reader to read input from the keyboard
* @return false if the user quits, true on exception
* @throws IOException
* @throws ServiceException
*/
private boolean executeCommand(BufferedReader reader) throws IOException, ServiceException {
System.err.print("Command: ");
try {
String command = reader.readLine();
if (command == null) {
return false;
}
String[] args = parseCommand(command);
String name = args[0];
if (name.equals("create")) {
executeCreate(args);
} else if (name.equals("trash")) {
executeTrash(args);
} else if (name.equals("download")) {
executeDownload(args);
} else if (name.equals("list")) {
executeList(args);
} else if (name.equals("move")) {
executeMove(args);
} else if (name.equals("perms")) {
executePerms(args);
} else if (name.equals("remove")) {
executeRemove(args);
} else if (name.equals("search")) {
executeSearch(args);
} else if (name.equals("asearch")) {
executeAdvancedSearch(args);
} else if (name.equals("upload")) {
executeUpload(args);
} else if (name.equals("revisions")) {
executeRevisions(args);
} else if (name.equals("help")) {
executeHelp(args);
} else if (name.startsWith("q") || name.startsWith("exit")) {
return false;
} else {
out.println("Unknown command. Type 'help' for a list of commands.");
}
} catch (DocumentListException e) {
// Show *exactly* what went wrong.
e.printStackTrace();
}
return true;
}
/**
* Starts up the demo and prompts for commands.
*
* @param username name of user to authenticate (e.g. yourname@gmail.com)
* @param password password to use for authentication
* @param feedUrl URL of the feed to connect to
* @throws ServiceException
* @throws IOException
*/
public void run() throws IOException, ServiceException {
printMessage(WELCOME_MESSAGE);
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
while (executeCommand(reader)) {
}
}
/**
* Prints out a message.
*
* @param msg the message to be printed.
*/
private static void printMessage(String[] msg) {
for (String s : msg) {
System.out.println(s);
}
}
private static void turnOnLogging() {
// Configure the logging mechanisms
Logger httpLogger =
Logger.getLogger("com.google.gdata.client.http.HttpGDataRequest");
httpLogger.setLevel(Level.ALL);
Logger xmlLogger = Logger.getLogger("com.google.gdata.util.XmlParser");
xmlLogger.setLevel(Level.ALL);
// Create a log handler which prints all log events to the console
ConsoleHandler logHandler = new ConsoleHandler();
logHandler.setLevel(Level.ALL);
httpLogger.addHandler(logHandler);
xmlLogger.addHandler(logHandler);
}
/**
* Runs the demo.
*
* @param args the command-line arguments
*
* @throws DocumentListException
* @throws ServiceException
* @throws IOException
*/
public static void main(String[] args)
throws DocumentListException, IOException, ServiceException {
SimpleCommandLineParser parser = new SimpleCommandLineParser(args);
String authProtocol = parser.getValue("auth_protocol");
String authHost = parser.getValue("auth_host");
String authSub = parser.getValue("authSub", "auth", "a");
String user = parser.getValue("username", "user", "u");
String password = parser.getValue("password", "pass", "p");
String protocol = parser.getValue("protocol");
String host = parser.getValue("host", "s");
boolean help = parser.containsKey("help", "h");
if (authProtocol == null) {
authProtocol = DocumentList.DEFAULT_AUTH_PROTOCOL;
}
if (authHost == null) {
authHost = DocumentList.DEFAULT_AUTH_HOST;
}
if (protocol == null) {
protocol = DocumentList.DEFAULT_PROTOCOL;
}
if (host == null) {
host = DocumentList.DEFAULT_HOST;
}
if (help || (user == null || password == null) && authSub == null) {
printMessage(USAGE_MESSAGE);
System.exit(1);
}
if (parser.containsKey("log", "l")) {
turnOnLogging();
}
DocumentListDemo demo = new DocumentListDemo(System.out, APPLICATION_NAME,
authProtocol, authHost, protocol, host);
if (password != null) {
demo.login(user, password);
} else {
demo.login(authSub);
}
demo.run();
}
}