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Diffstat (limited to 'src/java/com/google/android/mms/util/PduCache.java')
-rw-r--r--src/java/com/google/android/mms/util/PduCache.java261
1 files changed, 0 insertions, 261 deletions
diff --git a/src/java/com/google/android/mms/util/PduCache.java b/src/java/com/google/android/mms/util/PduCache.java
deleted file mode 100644
index de83124..0000000
--- a/src/java/com/google/android/mms/util/PduCache.java
+++ /dev/null
@@ -1,261 +0,0 @@
-/*
- * Copyright (C) 2008 Esmertec AG.
- * Copyright (C) 2008 The Android Open Source Project
- *
- * 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 com.google.android.mms.util;
-
-import android.content.ContentUris;
-import android.content.UriMatcher;
-import android.net.Uri;
-import android.provider.Telephony.Mms;
-import android.util.Log;
-
-import java.util.HashMap;
-import java.util.HashSet;
-
-public final class PduCache extends AbstractCache<Uri, PduCacheEntry> {
- private static final String TAG = "PduCache";
- private static final boolean DEBUG = false;
- private static final boolean LOCAL_LOGV = false;
-
- private static final int MMS_ALL = 0;
- private static final int MMS_ALL_ID = 1;
- private static final int MMS_INBOX = 2;
- private static final int MMS_INBOX_ID = 3;
- private static final int MMS_SENT = 4;
- private static final int MMS_SENT_ID = 5;
- private static final int MMS_DRAFTS = 6;
- private static final int MMS_DRAFTS_ID = 7;
- private static final int MMS_OUTBOX = 8;
- private static final int MMS_OUTBOX_ID = 9;
- private static final int MMS_CONVERSATION = 10;
- private static final int MMS_CONVERSATION_ID = 11;
-
- private static final UriMatcher URI_MATCHER;
- private static final HashMap<Integer, Integer> MATCH_TO_MSGBOX_ID_MAP;
-
- private static PduCache sInstance;
-
- static {
- URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
- URI_MATCHER.addURI("mms", null, MMS_ALL);
- URI_MATCHER.addURI("mms", "#", MMS_ALL_ID);
- URI_MATCHER.addURI("mms", "inbox", MMS_INBOX);
- URI_MATCHER.addURI("mms", "inbox/#", MMS_INBOX_ID);
- URI_MATCHER.addURI("mms", "sent", MMS_SENT);
- URI_MATCHER.addURI("mms", "sent/#", MMS_SENT_ID);
- URI_MATCHER.addURI("mms", "drafts", MMS_DRAFTS);
- URI_MATCHER.addURI("mms", "drafts/#", MMS_DRAFTS_ID);
- URI_MATCHER.addURI("mms", "outbox", MMS_OUTBOX);
- URI_MATCHER.addURI("mms", "outbox/#", MMS_OUTBOX_ID);
- URI_MATCHER.addURI("mms-sms", "conversations", MMS_CONVERSATION);
- URI_MATCHER.addURI("mms-sms", "conversations/#", MMS_CONVERSATION_ID);
-
- MATCH_TO_MSGBOX_ID_MAP = new HashMap<Integer, Integer>();
- MATCH_TO_MSGBOX_ID_MAP.put(MMS_INBOX, Mms.MESSAGE_BOX_INBOX);
- MATCH_TO_MSGBOX_ID_MAP.put(MMS_SENT, Mms.MESSAGE_BOX_SENT);
- MATCH_TO_MSGBOX_ID_MAP.put(MMS_DRAFTS, Mms.MESSAGE_BOX_DRAFTS);
- MATCH_TO_MSGBOX_ID_MAP.put(MMS_OUTBOX, Mms.MESSAGE_BOX_OUTBOX);
- }
-
- private final HashMap<Integer, HashSet<Uri>> mMessageBoxes;
- private final HashMap<Long, HashSet<Uri>> mThreads;
- private final HashSet<Uri> mUpdating;
-
- private PduCache() {
- mMessageBoxes = new HashMap<Integer, HashSet<Uri>>();
- mThreads = new HashMap<Long, HashSet<Uri>>();
- mUpdating = new HashSet<Uri>();
- }
-
- synchronized public static final PduCache getInstance() {
- if (sInstance == null) {
- if (LOCAL_LOGV) {
- Log.v(TAG, "Constructing new PduCache instance.");
- }
- sInstance = new PduCache();
- }
- return sInstance;
- }
-
- @Override
- synchronized public boolean put(Uri uri, PduCacheEntry entry) {
- int msgBoxId = entry.getMessageBox();
- HashSet<Uri> msgBox = mMessageBoxes.get(msgBoxId);
- if (msgBox == null) {
- msgBox = new HashSet<Uri>();
- mMessageBoxes.put(msgBoxId, msgBox);
- }
-
- long threadId = entry.getThreadId();
- HashSet<Uri> thread = mThreads.get(threadId);
- if (thread == null) {
- thread = new HashSet<Uri>();
- mThreads.put(threadId, thread);
- }
-
- Uri finalKey = normalizeKey(uri);
- boolean result = super.put(finalKey, entry);
- if (result) {
- msgBox.add(finalKey);
- thread.add(finalKey);
- }
- setUpdating(uri, false);
- return result;
- }
-
- synchronized public void setUpdating(Uri uri, boolean updating) {
- if (updating) {
- mUpdating.add(uri);
- } else {
- mUpdating.remove(uri);
- }
- }
-
- synchronized public boolean isUpdating(Uri uri) {
- return mUpdating.contains(uri);
- }
-
- @Override
- synchronized public PduCacheEntry purge(Uri uri) {
- int match = URI_MATCHER.match(uri);
- switch (match) {
- case MMS_ALL_ID:
- return purgeSingleEntry(uri);
- case MMS_INBOX_ID:
- case MMS_SENT_ID:
- case MMS_DRAFTS_ID:
- case MMS_OUTBOX_ID:
- String msgId = uri.getLastPathSegment();
- return purgeSingleEntry(Uri.withAppendedPath(Mms.CONTENT_URI, msgId));
- // Implicit batch of purge, return null.
- case MMS_ALL:
- case MMS_CONVERSATION:
- purgeAll();
- return null;
- case MMS_INBOX:
- case MMS_SENT:
- case MMS_DRAFTS:
- case MMS_OUTBOX:
- purgeByMessageBox(MATCH_TO_MSGBOX_ID_MAP.get(match));
- return null;
- case MMS_CONVERSATION_ID:
- purgeByThreadId(ContentUris.parseId(uri));
- return null;
- default:
- return null;
- }
- }
-
- private PduCacheEntry purgeSingleEntry(Uri key) {
- mUpdating.remove(key);
- PduCacheEntry entry = super.purge(key);
- if (entry != null) {
- removeFromThreads(key, entry);
- removeFromMessageBoxes(key, entry);
- return entry;
- }
- return null;
- }
-
- @Override
- synchronized public void purgeAll() {
- super.purgeAll();
-
- mMessageBoxes.clear();
- mThreads.clear();
- mUpdating.clear();
- }
-
- /**
- * @param uri The Uri to be normalized.
- * @return Uri The normalized key of cached entry.
- */
- private Uri normalizeKey(Uri uri) {
- int match = URI_MATCHER.match(uri);
- Uri normalizedKey = null;
-
- switch (match) {
- case MMS_ALL_ID:
- normalizedKey = uri;
- break;
- case MMS_INBOX_ID:
- case MMS_SENT_ID:
- case MMS_DRAFTS_ID:
- case MMS_OUTBOX_ID:
- String msgId = uri.getLastPathSegment();
- normalizedKey = Uri.withAppendedPath(Mms.CONTENT_URI, msgId);
- break;
- default:
- return null;
- }
-
- if (LOCAL_LOGV) {
- Log.v(TAG, uri + " -> " + normalizedKey);
- }
- return normalizedKey;
- }
-
- private void purgeByMessageBox(Integer msgBoxId) {
- if (LOCAL_LOGV) {
- Log.v(TAG, "Purge cache in message box: " + msgBoxId);
- }
-
- if (msgBoxId != null) {
- HashSet<Uri> msgBox = mMessageBoxes.remove(msgBoxId);
- if (msgBox != null) {
- for (Uri key : msgBox) {
- mUpdating.remove(key);
- PduCacheEntry entry = super.purge(key);
- if (entry != null) {
- removeFromThreads(key, entry);
- }
- }
- }
- }
- }
-
- private void removeFromThreads(Uri key, PduCacheEntry entry) {
- HashSet<Uri> thread = mThreads.get(entry.getThreadId());
- if (thread != null) {
- thread.remove(key);
- }
- }
-
- private void purgeByThreadId(long threadId) {
- if (LOCAL_LOGV) {
- Log.v(TAG, "Purge cache in thread: " + threadId);
- }
-
- HashSet<Uri> thread = mThreads.remove(threadId);
- if (thread != null) {
- for (Uri key : thread) {
- mUpdating.remove(key);
- PduCacheEntry entry = super.purge(key);
- if (entry != null) {
- removeFromMessageBoxes(key, entry);
- }
- }
- }
- }
-
- private void removeFromMessageBoxes(Uri key, PduCacheEntry entry) {
- HashSet<Uri> msgBox = mThreads.get(Long.valueOf(entry.getMessageBox()));
- if (msgBox != null) {
- msgBox.remove(key);
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-28 00:15:51 +0000