The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2006 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server; |
| 18 | |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 19 | import java.io.PrintWriter; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | import java.util.ArrayList; |
| 21 | import java.util.Collections; |
| 22 | import java.util.Comparator; |
| 23 | import java.util.HashMap; |
| 24 | import java.util.HashSet; |
| 25 | import java.util.Iterator; |
| 26 | import java.util.List; |
| 27 | import java.util.Map; |
| 28 | import java.util.Set; |
| 29 | |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 30 | import android.net.Uri; |
| 31 | import android.util.FastImmutableArraySet; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | import android.util.Log; |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 33 | import android.util.PrintWriterPrinter; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 34 | import android.util.Slog; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 35 | import android.util.LogPrinter; |
| 36 | import android.util.Printer; |
| 37 | |
| 38 | import android.util.Config; |
| 39 | import android.content.ContentResolver; |
| 40 | import android.content.Intent; |
| 41 | import android.content.IntentFilter; |
| 42 | |
| 43 | /** |
| 44 | * {@hide} |
| 45 | */ |
| 46 | public class IntentResolver<F extends IntentFilter, R extends Object> { |
| 47 | final private static String TAG = "IntentResolver"; |
| 48 | final private static boolean DEBUG = false; |
| 49 | final private static boolean localLOGV = DEBUG || Config.LOGV; |
| 50 | |
| 51 | public void addFilter(F f) { |
| 52 | if (localLOGV) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 53 | Slog.v(TAG, "Adding filter: " + f); |
| 54 | f.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); |
| 55 | Slog.v(TAG, " Building Lookup Maps:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | mFilters.add(f); |
| 59 | int numS = register_intent_filter(f, f.schemesIterator(), |
| 60 | mSchemeToFilter, " Scheme: "); |
| 61 | int numT = register_mime_types(f, " Type: "); |
| 62 | if (numS == 0 && numT == 0) { |
| 63 | register_intent_filter(f, f.actionsIterator(), |
| 64 | mActionToFilter, " Action: "); |
| 65 | } |
| 66 | if (numT != 0) { |
| 67 | register_intent_filter(f, f.actionsIterator(), |
| 68 | mTypedActionToFilter, " TypedAction: "); |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | public void removeFilter(F f) { |
| 73 | removeFilterInternal(f); |
| 74 | mFilters.remove(f); |
| 75 | } |
| 76 | |
| 77 | void removeFilterInternal(F f) { |
| 78 | if (localLOGV) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 79 | Slog.v(TAG, "Removing filter: " + f); |
| 80 | f.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); |
| 81 | Slog.v(TAG, " Cleaning Lookup Maps:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | int numS = unregister_intent_filter(f, f.schemesIterator(), |
| 85 | mSchemeToFilter, " Scheme: "); |
| 86 | int numT = unregister_mime_types(f, " Type: "); |
| 87 | if (numS == 0 && numT == 0) { |
| 88 | unregister_intent_filter(f, f.actionsIterator(), |
| 89 | mActionToFilter, " Action: "); |
| 90 | } |
| 91 | if (numT != 0) { |
| 92 | unregister_intent_filter(f, f.actionsIterator(), |
| 93 | mTypedActionToFilter, " TypedAction: "); |
| 94 | } |
| 95 | } |
| 96 | |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 97 | boolean dumpMap(PrintWriter out, String titlePrefix, String title, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 98 | String prefix, Map<String, ArrayList<F>> map, String packageName, |
| 99 | boolean printFilter) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 100 | String eprefix = prefix + " "; |
| 101 | String fprefix = prefix + " "; |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 102 | boolean printedSomething = false; |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 103 | Printer printer = null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 104 | for (Map.Entry<String, ArrayList<F>> e : map.entrySet()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 105 | ArrayList<F> a = e.getValue(); |
| 106 | final int N = a.size(); |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 107 | boolean printedHeader = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 108 | for (int i=0; i<N; i++) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 109 | F filter = a.get(i); |
| 110 | if (packageName != null && !packageName.equals(packageForFilter(filter))) { |
| 111 | continue; |
| 112 | } |
| 113 | if (title != null) { |
| 114 | out.print(titlePrefix); out.println(title); |
| 115 | title = null; |
| 116 | } |
| 117 | if (!printedHeader) { |
| 118 | out.print(eprefix); out.print(e.getKey()); out.println(":"); |
| 119 | printedHeader = true; |
| 120 | } |
| 121 | printedSomething = true; |
| 122 | dumpFilter(out, fprefix, filter); |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 123 | if (printFilter) { |
| 124 | if (printer == null) { |
| 125 | printer = new PrintWriterPrinter(out); |
| 126 | } |
| 127 | filter.dump(printer, fprefix + " "); |
| 128 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 129 | } |
| 130 | } |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 131 | return printedSomething; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 132 | } |
| 133 | |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 134 | public boolean dump(PrintWriter out, String title, String prefix, String packageName, |
| 135 | boolean printFilter) { |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 136 | String innerPrefix = prefix + " "; |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 137 | String sepPrefix = "\n" + prefix; |
| 138 | String curPrefix = title + "\n" + prefix; |
| 139 | if (dumpMap(out, curPrefix, "Full MIME Types:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 140 | mTypeToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 141 | curPrefix = sepPrefix; |
| 142 | } |
| 143 | if (dumpMap(out, curPrefix, "Base MIME Types:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 144 | mBaseTypeToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 145 | curPrefix = sepPrefix; |
| 146 | } |
| 147 | if (dumpMap(out, curPrefix, "Wild MIME Types:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 148 | mWildTypeToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 149 | curPrefix = sepPrefix; |
| 150 | } |
| 151 | if (dumpMap(out, curPrefix, "Schemes:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 152 | mSchemeToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 153 | curPrefix = sepPrefix; |
| 154 | } |
| 155 | if (dumpMap(out, curPrefix, "Non-Data Actions:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 156 | mActionToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 157 | curPrefix = sepPrefix; |
| 158 | } |
| 159 | if (dumpMap(out, curPrefix, "MIME Typed Actions:", innerPrefix, |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 160 | mTypedActionToFilter, packageName, printFilter)) { |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 161 | curPrefix = sepPrefix; |
| 162 | } |
| 163 | return curPrefix == sepPrefix; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 164 | } |
| 165 | |
| 166 | private class IteratorWrapper implements Iterator<F> { |
| 167 | private final Iterator<F> mI; |
| 168 | private F mCur; |
| 169 | |
| 170 | IteratorWrapper(Iterator<F> it) { |
| 171 | mI = it; |
| 172 | } |
| 173 | |
| 174 | public boolean hasNext() { |
| 175 | return mI.hasNext(); |
| 176 | } |
| 177 | |
| 178 | public F next() { |
| 179 | return (mCur = mI.next()); |
| 180 | } |
| 181 | |
| 182 | public void remove() { |
| 183 | if (mCur != null) { |
| 184 | removeFilterInternal(mCur); |
| 185 | } |
| 186 | mI.remove(); |
| 187 | } |
| 188 | |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * Returns an iterator allowing filters to be removed. |
| 193 | */ |
| 194 | public Iterator<F> filterIterator() { |
| 195 | return new IteratorWrapper(mFilters.iterator()); |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Returns a read-only set of the filters. |
| 200 | */ |
| 201 | public Set<F> filterSet() { |
| 202 | return Collections.unmodifiableSet(mFilters); |
| 203 | } |
| 204 | |
Mihai Preda | eae850c | 2009-05-13 10:13:48 +0200 | [diff] [blame] | 205 | public List<R> queryIntentFromList(Intent intent, String resolvedType, |
| 206 | boolean defaultOnly, ArrayList<ArrayList<F>> listCut) { |
| 207 | ArrayList<R> resultList = new ArrayList<R>(); |
| 208 | |
| 209 | final boolean debug = localLOGV || |
| 210 | ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); |
| 211 | |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 212 | FastImmutableArraySet<String> categories = getFastIntentCategories(intent); |
Mihai Preda | eae850c | 2009-05-13 10:13:48 +0200 | [diff] [blame] | 213 | final String scheme = intent.getScheme(); |
| 214 | int N = listCut.size(); |
| 215 | for (int i = 0; i < N; ++i) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 216 | buildResolveList(intent, categories, debug, defaultOnly, |
Mihai Preda | eae850c | 2009-05-13 10:13:48 +0200 | [diff] [blame] | 217 | resolvedType, scheme, listCut.get(i), resultList); |
| 218 | } |
| 219 | sortResults(resultList); |
| 220 | return resultList; |
| 221 | } |
| 222 | |
Mihai Preda | 074edef | 2009-05-18 17:13:31 +0200 | [diff] [blame] | 223 | public List<R> queryIntent(Intent intent, String resolvedType, boolean defaultOnly) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 224 | String scheme = intent.getScheme(); |
| 225 | |
| 226 | ArrayList<R> finalList = new ArrayList<R>(); |
| 227 | |
| 228 | final boolean debug = localLOGV || |
| 229 | ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); |
| 230 | |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 231 | if (debug) Slog.v( |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 232 | TAG, "Resolving type " + resolvedType + " scheme " + scheme |
| 233 | + " of intent " + intent); |
| 234 | |
| 235 | ArrayList<F> firstTypeCut = null; |
| 236 | ArrayList<F> secondTypeCut = null; |
| 237 | ArrayList<F> thirdTypeCut = null; |
| 238 | ArrayList<F> schemeCut = null; |
| 239 | |
| 240 | // If the intent includes a MIME type, then we want to collect all of |
| 241 | // the filters that match that MIME type. |
| 242 | if (resolvedType != null) { |
| 243 | int slashpos = resolvedType.indexOf('/'); |
| 244 | if (slashpos > 0) { |
| 245 | final String baseType = resolvedType.substring(0, slashpos); |
| 246 | if (!baseType.equals("*")) { |
| 247 | if (resolvedType.length() != slashpos+2 |
| 248 | || resolvedType.charAt(slashpos+1) != '*') { |
| 249 | // Not a wild card, so we can just look for all filters that |
| 250 | // completely match or wildcards whose base type matches. |
| 251 | firstTypeCut = mTypeToFilter.get(resolvedType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 252 | if (debug) Slog.v(TAG, "First type cut: " + firstTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 253 | secondTypeCut = mWildTypeToFilter.get(baseType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 254 | if (debug) Slog.v(TAG, "Second type cut: " + secondTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 255 | } else { |
| 256 | // We can match anything with our base type. |
| 257 | firstTypeCut = mBaseTypeToFilter.get(baseType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 258 | if (debug) Slog.v(TAG, "First type cut: " + firstTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 259 | secondTypeCut = mWildTypeToFilter.get(baseType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 260 | if (debug) Slog.v(TAG, "Second type cut: " + secondTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 261 | } |
| 262 | // Any */* types always apply, but we only need to do this |
| 263 | // if the intent type was not already */*. |
| 264 | thirdTypeCut = mWildTypeToFilter.get("*"); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 265 | if (debug) Slog.v(TAG, "Third type cut: " + thirdTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 266 | } else if (intent.getAction() != null) { |
| 267 | // The intent specified any type ({@literal *}/*). This |
| 268 | // can be a whole heck of a lot of things, so as a first |
| 269 | // cut let's use the action instead. |
| 270 | firstTypeCut = mTypedActionToFilter.get(intent.getAction()); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 271 | if (debug) Slog.v(TAG, "Typed Action list: " + firstTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 272 | } |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | // If the intent includes a data URI, then we want to collect all of |
| 277 | // the filters that match its scheme (we will further refine matches |
| 278 | // on the authority and path by directly matching each resulting filter). |
| 279 | if (scheme != null) { |
| 280 | schemeCut = mSchemeToFilter.get(scheme); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 281 | if (debug) Slog.v(TAG, "Scheme list: " + schemeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 282 | } |
| 283 | |
| 284 | // If the intent does not specify any data -- either a MIME type or |
| 285 | // a URI -- then we will only be looking for matches against empty |
| 286 | // data. |
| 287 | if (resolvedType == null && scheme == null && intent.getAction() != null) { |
| 288 | firstTypeCut = mActionToFilter.get(intent.getAction()); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 289 | if (debug) Slog.v(TAG, "Action list: " + firstTypeCut); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 290 | } |
| 291 | |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 292 | FastImmutableArraySet<String> categories = getFastIntentCategories(intent); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 293 | if (firstTypeCut != null) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 294 | buildResolveList(intent, categories, debug, defaultOnly, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 295 | resolvedType, scheme, firstTypeCut, finalList); |
| 296 | } |
| 297 | if (secondTypeCut != null) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 298 | buildResolveList(intent, categories, debug, defaultOnly, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 299 | resolvedType, scheme, secondTypeCut, finalList); |
| 300 | } |
| 301 | if (thirdTypeCut != null) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 302 | buildResolveList(intent, categories, debug, defaultOnly, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 303 | resolvedType, scheme, thirdTypeCut, finalList); |
| 304 | } |
| 305 | if (schemeCut != null) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 306 | buildResolveList(intent, categories, debug, defaultOnly, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 307 | resolvedType, scheme, schemeCut, finalList); |
| 308 | } |
| 309 | sortResults(finalList); |
| 310 | |
| 311 | if (debug) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 312 | Slog.v(TAG, "Final result list:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 313 | for (R r : finalList) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 314 | Slog.v(TAG, " " + r); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 315 | } |
| 316 | } |
| 317 | return finalList; |
| 318 | } |
| 319 | |
| 320 | /** |
| 321 | * Control whether the given filter is allowed to go into the result |
| 322 | * list. Mainly intended to prevent adding multiple filters for the |
| 323 | * same target object. |
| 324 | */ |
| 325 | protected boolean allowFilterResult(F filter, List<R> dest) { |
| 326 | return true; |
| 327 | } |
| 328 | |
Dianne Hackborn | d4310ac | 2010-03-16 22:55:08 -0700 | [diff] [blame] | 329 | protected String packageForFilter(F filter) { |
| 330 | return null; |
| 331 | } |
| 332 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 333 | protected R newResult(F filter, int match) { |
| 334 | return (R)filter; |
| 335 | } |
| 336 | |
| 337 | protected void sortResults(List<R> results) { |
| 338 | Collections.sort(results, mResolvePrioritySorter); |
| 339 | } |
| 340 | |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 341 | protected void dumpFilter(PrintWriter out, String prefix, F filter) { |
| 342 | out.print(prefix); out.println(filter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 343 | } |
| 344 | |
| 345 | private final int register_mime_types(F filter, String prefix) { |
| 346 | final Iterator<String> i = filter.typesIterator(); |
| 347 | if (i == null) { |
| 348 | return 0; |
| 349 | } |
| 350 | |
| 351 | int num = 0; |
| 352 | while (i.hasNext()) { |
Kenny Root | 502e9a4 | 2011-01-10 13:48:15 -0800 | [diff] [blame] | 353 | String name = i.next(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 354 | num++; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 355 | if (localLOGV) Slog.v(TAG, prefix + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 356 | String baseName = name; |
| 357 | final int slashpos = name.indexOf('/'); |
| 358 | if (slashpos > 0) { |
| 359 | baseName = name.substring(0, slashpos).intern(); |
| 360 | } else { |
| 361 | name = name + "/*"; |
| 362 | } |
| 363 | |
| 364 | ArrayList<F> array = mTypeToFilter.get(name); |
| 365 | if (array == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 366 | //Slog.v(TAG, "Creating new array for " + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 367 | array = new ArrayList<F>(); |
| 368 | mTypeToFilter.put(name, array); |
| 369 | } |
| 370 | array.add(filter); |
| 371 | |
| 372 | if (slashpos > 0) { |
| 373 | array = mBaseTypeToFilter.get(baseName); |
| 374 | if (array == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 375 | //Slog.v(TAG, "Creating new array for " + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 376 | array = new ArrayList<F>(); |
| 377 | mBaseTypeToFilter.put(baseName, array); |
| 378 | } |
| 379 | array.add(filter); |
| 380 | } else { |
| 381 | array = mWildTypeToFilter.get(baseName); |
| 382 | if (array == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 383 | //Slog.v(TAG, "Creating new array for " + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 384 | array = new ArrayList<F>(); |
| 385 | mWildTypeToFilter.put(baseName, array); |
| 386 | } |
| 387 | array.add(filter); |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | return num; |
| 392 | } |
| 393 | |
| 394 | private final int unregister_mime_types(F filter, String prefix) { |
| 395 | final Iterator<String> i = filter.typesIterator(); |
| 396 | if (i == null) { |
| 397 | return 0; |
| 398 | } |
| 399 | |
| 400 | int num = 0; |
| 401 | while (i.hasNext()) { |
Kenny Root | 502e9a4 | 2011-01-10 13:48:15 -0800 | [diff] [blame] | 402 | String name = i.next(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 403 | num++; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 404 | if (localLOGV) Slog.v(TAG, prefix + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 405 | String baseName = name; |
| 406 | final int slashpos = name.indexOf('/'); |
| 407 | if (slashpos > 0) { |
| 408 | baseName = name.substring(0, slashpos).intern(); |
| 409 | } else { |
| 410 | name = name + "/*"; |
| 411 | } |
| 412 | |
| 413 | if (!remove_all_objects(mTypeToFilter.get(name), filter)) { |
| 414 | mTypeToFilter.remove(name); |
| 415 | } |
| 416 | |
| 417 | if (slashpos > 0) { |
| 418 | if (!remove_all_objects(mBaseTypeToFilter.get(baseName), filter)) { |
| 419 | mBaseTypeToFilter.remove(baseName); |
| 420 | } |
| 421 | } else { |
| 422 | if (!remove_all_objects(mWildTypeToFilter.get(baseName), filter)) { |
| 423 | mWildTypeToFilter.remove(baseName); |
| 424 | } |
| 425 | } |
| 426 | } |
| 427 | return num; |
| 428 | } |
| 429 | |
| 430 | private final int register_intent_filter(F filter, Iterator<String> i, |
| 431 | HashMap<String, ArrayList<F>> dest, String prefix) { |
| 432 | if (i == null) { |
| 433 | return 0; |
| 434 | } |
| 435 | |
| 436 | int num = 0; |
| 437 | while (i.hasNext()) { |
| 438 | String name = i.next(); |
| 439 | num++; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 440 | if (localLOGV) Slog.v(TAG, prefix + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 441 | ArrayList<F> array = dest.get(name); |
| 442 | if (array == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 443 | //Slog.v(TAG, "Creating new array for " + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 444 | array = new ArrayList<F>(); |
| 445 | dest.put(name, array); |
| 446 | } |
| 447 | array.add(filter); |
| 448 | } |
| 449 | return num; |
| 450 | } |
| 451 | |
| 452 | private final int unregister_intent_filter(F filter, Iterator<String> i, |
| 453 | HashMap<String, ArrayList<F>> dest, String prefix) { |
| 454 | if (i == null) { |
| 455 | return 0; |
| 456 | } |
| 457 | |
| 458 | int num = 0; |
| 459 | while (i.hasNext()) { |
| 460 | String name = i.next(); |
| 461 | num++; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 462 | if (localLOGV) Slog.v(TAG, prefix + name); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 463 | if (!remove_all_objects(dest.get(name), filter)) { |
| 464 | dest.remove(name); |
| 465 | } |
| 466 | } |
| 467 | return num; |
| 468 | } |
| 469 | |
| 470 | private final boolean remove_all_objects(List<F> list, Object object) { |
| 471 | if (list != null) { |
| 472 | int N = list.size(); |
| 473 | for (int idx=0; idx<N; idx++) { |
| 474 | if (list.get(idx) == object) { |
| 475 | list.remove(idx); |
| 476 | idx--; |
| 477 | N--; |
| 478 | } |
| 479 | } |
| 480 | return N > 0; |
| 481 | } |
| 482 | return false; |
| 483 | } |
| 484 | |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 485 | private static FastImmutableArraySet<String> getFastIntentCategories(Intent intent) { |
| 486 | final Set<String> categories = intent.getCategories(); |
| 487 | if (categories == null) { |
| 488 | return null; |
| 489 | } |
| 490 | return new FastImmutableArraySet<String>(categories.toArray(new String[categories.size()])); |
| 491 | } |
| 492 | |
| 493 | private void buildResolveList(Intent intent, FastImmutableArraySet<String> categories, |
| 494 | boolean debug, boolean defaultOnly, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 495 | String resolvedType, String scheme, List<F> src, List<R> dest) { |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 496 | final String action = intent.getAction(); |
| 497 | final Uri data = intent.getData(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 498 | |
| 499 | final int N = src != null ? src.size() : 0; |
| 500 | boolean hasNonDefaults = false; |
| 501 | int i; |
| 502 | for (i=0; i<N; i++) { |
| 503 | F filter = src.get(i); |
| 504 | int match; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 505 | if (debug) Slog.v(TAG, "Matching against filter " + filter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 506 | |
| 507 | // Do we already have this one? |
| 508 | if (!allowFilterResult(filter, dest)) { |
| 509 | if (debug) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 510 | Slog.v(TAG, " Filter's target already added"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 511 | } |
| 512 | continue; |
| 513 | } |
| 514 | |
Jeff Brown | 2c376fc | 2011-01-28 17:34:01 -0800 | [diff] [blame^] | 515 | match = filter.match(action, resolvedType, scheme, data, categories, TAG); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 516 | if (match >= 0) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 517 | if (debug) Slog.v(TAG, " Filter matched! match=0x" + |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 518 | Integer.toHexString(match)); |
| 519 | if (!defaultOnly || filter.hasCategory(Intent.CATEGORY_DEFAULT)) { |
| 520 | final R oneResult = newResult(filter, match); |
| 521 | if (oneResult != null) { |
| 522 | dest.add(oneResult); |
| 523 | } |
| 524 | } else { |
| 525 | hasNonDefaults = true; |
| 526 | } |
| 527 | } else { |
| 528 | if (debug) { |
| 529 | String reason; |
| 530 | switch (match) { |
| 531 | case IntentFilter.NO_MATCH_ACTION: reason = "action"; break; |
| 532 | case IntentFilter.NO_MATCH_CATEGORY: reason = "category"; break; |
| 533 | case IntentFilter.NO_MATCH_DATA: reason = "data"; break; |
| 534 | case IntentFilter.NO_MATCH_TYPE: reason = "type"; break; |
| 535 | default: reason = "unknown reason"; break; |
| 536 | } |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 537 | Slog.v(TAG, " Filter did not match: " + reason); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 538 | } |
| 539 | } |
| 540 | } |
| 541 | |
| 542 | if (dest.size() == 0 && hasNonDefaults) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 543 | Slog.w(TAG, "resolveIntent failed: found match, but none with Intent.CATEGORY_DEFAULT"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 544 | } |
| 545 | } |
| 546 | |
| 547 | // Sorts a List of IntentFilter objects into descending priority order. |
| 548 | private static final Comparator mResolvePrioritySorter = new Comparator() { |
| 549 | public int compare(Object o1, Object o2) { |
Kenny Root | 502e9a4 | 2011-01-10 13:48:15 -0800 | [diff] [blame] | 550 | final int q1 = ((IntentFilter) o1).getPriority(); |
| 551 | final int q2 = ((IntentFilter) o2).getPriority(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 552 | return (q1 > q2) ? -1 : ((q1 < q2) ? 1 : 0); |
| 553 | } |
| 554 | }; |
| 555 | |
| 556 | /** |
| 557 | * All filters that have been registered. |
| 558 | */ |
| 559 | private final HashSet<F> mFilters = new HashSet<F>(); |
| 560 | |
| 561 | /** |
| 562 | * All of the MIME types that have been registered, such as "image/jpeg", |
| 563 | * "image/*", or "{@literal *}/*". |
| 564 | */ |
| 565 | private final HashMap<String, ArrayList<F>> mTypeToFilter |
| 566 | = new HashMap<String, ArrayList<F>>(); |
| 567 | |
| 568 | /** |
| 569 | * The base names of all of all fully qualified MIME types that have been |
| 570 | * registered, such as "image" or "*". Wild card MIME types such as |
| 571 | * "image/*" will not be here. |
| 572 | */ |
| 573 | private final HashMap<String, ArrayList<F>> mBaseTypeToFilter |
| 574 | = new HashMap<String, ArrayList<F>>(); |
| 575 | |
| 576 | /** |
| 577 | * The base names of all of the MIME types with a sub-type wildcard that |
| 578 | * have been registered. For example, a filter with "image/*" will be |
| 579 | * included here as "image" but one with "image/jpeg" will not be |
| 580 | * included here. This also includes the "*" for the "{@literal *}/*" |
| 581 | * MIME type. |
| 582 | */ |
| 583 | private final HashMap<String, ArrayList<F>> mWildTypeToFilter |
| 584 | = new HashMap<String, ArrayList<F>>(); |
| 585 | |
| 586 | /** |
| 587 | * All of the URI schemes (such as http) that have been registered. |
| 588 | */ |
| 589 | private final HashMap<String, ArrayList<F>> mSchemeToFilter |
| 590 | = new HashMap<String, ArrayList<F>>(); |
| 591 | |
| 592 | /** |
| 593 | * All of the actions that have been registered, but only those that did |
| 594 | * not specify data. |
| 595 | */ |
| 596 | private final HashMap<String, ArrayList<F>> mActionToFilter |
| 597 | = new HashMap<String, ArrayList<F>>(); |
| 598 | |
| 599 | /** |
| 600 | * All of the actions that have been registered and specified a MIME type. |
| 601 | */ |
| 602 | private final HashMap<String, ArrayList<F>> mTypedActionToFilter |
| 603 | = new HashMap<String, ArrayList<F>>(); |
| 604 | } |
| 605 | |