…Souce Code of com.fsck.k9.mail.
package com.fsck.k9.mail;
import android.app.Application;
import android.content.Context;
import com.fsck.k9.Account;
import com.fsck.k9.mail.store.ImapStore;
import com.fsck.k9.mail.store.LocalStore;
import com.fsck.k9.mail.store.Pop3Store;
import com.fsck.k9.mail.store.WebDavStore;
import com.fsck.k9.mail.store.StorageManager.StorageProvider;
import java.util.HashMap;
import java.util.List;
/**
* Store is the access point for an email message store. It’s location can be
* local or remote and no specific protocol is defined. Store is intended to
* loosely model in combination the JavaMail classes javax.mail.Store and
* javax.mail.Folder along with some additional functionality to improve
* performance on mobile devices. Implementations of this class should focus on
* making as few network connections as possible.
*/
public abstract class Store {
protected static final int SOCKET_CONNECT_TIMEOUT = 30000;
protected static final int SOCKET_READ_TIMEOUT = 60000;
/**
* Remote stores indexed by Uri.
*/
private static HashMap
/**
* Local stores indexed by UUid because the Uri may change due to migration to/from SD-card.
*/
private static HashMap
protected final Account mAccount;
protected Store(Account account) {
mAccount = account;
}
/**
* Get an instance of a remote mail store.
*/
public synchronized static Store getRemoteInstance(Account account) throws MessagingException {
String uri = account.getStoreUri();
if (uri.startsWith(“local”)) {
throw new RuntimeException(“Asked to get non-local Store object but given LocalStore URI”);
}
Store store = mStores.get(uri);
if (store == null) {
if (uri.startsWith(“imap”)) {
store = new ImapStore(account);
} else if (uri.startsWith(“pop3”)) {
store = new Pop3Store(account);
} else if (uri.startsWith(“webdav”)) {
store = new WebDavStore(account);
}
if (store != null) {
mStores.put(uri, store);
}
}
if (store == null) {
throw new MessagingException(“Unable to locate an applicable Store for ” + uri);
}
return store;
}
/**
* Get an instance of a local mail store.
* @throws UnavailableStorageException if not {@link StorageProvider#isReady(Context)}
*/
public synchronized static LocalStore getLocalInstance(Account account, Application application) throws MessagingException {
Store store = mLocalStores.get(account.getUuid());
if (store == null) {
store = new LocalStore(account, application);
mLocalStores.put(account.getUuid(), store);
}
return (LocalStore) store;
}
public abstract Folder getFolder(String name);
public abstract List getPersonalNamespaces(boolean forceListAll) throws MessagingException;
public abstract void checkSettings() throws MessagingException;
public boolean isCopyCapable() {
return false;
}
public boolean isMoveCapable() {
return false;
}
public boolean isPushCapable() {
return false;
}
public boolean isSendCapable() {
return false;
}
public boolean isExpungeCapable() {
return false;
}
public void sendMessages(Message[] messages) throws MessagingException {
}
public Pusher getPusher(PushReceiver receiver) {
return null;
}
public Account getAccount() {
return mAccount;
}
}
Related Class of com.fsck.k9.mail.Store
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