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 17package android.content.pm; 18 19import android.os.Parcel; 20import android.os.Parcelable; 21import android.os.PatternMatcher; 22 23/** 24 * Holds information about a specific 25 * {@link android.content.ContentProvider content provider}. This is returned by 26 * {@link android.content.pm.PackageManager#resolveContentProvider(java.lang.String, int) 27 * PackageManager.resolveContentProvider()}. 28 */ 29public final class ProviderInfo extends ComponentInfo 30 implements Parcelable { 31 32 /** The name provider is published under content:// */ 33 public String authority = null; 34 35 /** Optional permission required for read-only access this content 36 * provider. */ 37 public String readPermission = null; 38 39 /** Optional permission required for read/write access this content 40 * provider. */ 41 public String writePermission = null; 42 43 /** If true, additional permissions to specific Uris in this content 44 * provider can be granted, as per the 45 * {@link android.R.styleable#AndroidManifestProvider_grantUriPermissions 46 * grantUriPermissions} attribute. 47 */ 48 public boolean grantUriPermissions = false; 49 50 /** 51 * If non-null, these are the patterns that are allowed for granting URI 52 * permissions. Any URI that does not match one of these patterns will not 53 * allowed to be granted. If null, all URIs are allowed. The 54 * {@link PackageManager#GET_URI_PERMISSION_PATTERNS 55 * PackageManager.GET_URI_PERMISSION_PATTERNS} flag must be specified for 56 * this field to be filled in. 57 */ 58 public PatternMatcher[] uriPermissionPatterns = null; 59 60 /** 61 * If non-null, these are path-specific permissions that are allowed for 62 * accessing the provider. Any permissions listed here will allow a 63 * holding client to access the provider, and the provider will check 64 * the URI it provides when making calls against the patterns here. 65 */ 66 public PathPermission[] pathPermissions = null; 67 68 /** If true, this content provider allows multiple instances of itself 69 * to run in different process. If false, a single instances is always 70 * run in {@link #processName}. */ 71 public boolean multiprocess = false; 72 73 /** Used to control initialization order of single-process providers 74 * running in the same process. Higher goes first. */ 75 public int initOrder = 0; 76 77 /** 78 * Whether or not this provider is syncable. 79 * @deprecated This flag is now being ignored. The current way to make a provider 80 * syncable is to provide a SyncAdapter service for a given provider/account type. 81 */ 82 @Deprecated 83 public boolean isSyncable = false; 84 85 public ProviderInfo() { 86 } 87 88 public ProviderInfo(ProviderInfo orig) { 89 super(orig); 90 authority = orig.authority; 91 readPermission = orig.readPermission; 92 writePermission = orig.writePermission; 93 grantUriPermissions = orig.grantUriPermissions; 94 uriPermissionPatterns = orig.uriPermissionPatterns; 95 pathPermissions = orig.pathPermissions; 96 multiprocess = orig.multiprocess; 97 initOrder = orig.initOrder; 98 isSyncable = orig.isSyncable; 99 } 100 101 public int describeContents() { 102 return 0; 103 } 104 105 @Override public void writeToParcel(Parcel out, int parcelableFlags) { 106 super.writeToParcel(out, parcelableFlags); 107 out.writeString(authority); 108 out.writeString(readPermission); 109 out.writeString(writePermission); 110 out.writeInt(grantUriPermissions ? 1 : 0); 111 out.writeTypedArray(uriPermissionPatterns, parcelableFlags); 112 out.writeTypedArray(pathPermissions, parcelableFlags); 113 out.writeInt(multiprocess ? 1 : 0); 114 out.writeInt(initOrder); 115 out.writeInt(isSyncable ? 1 : 0); 116 } 117 118 public static final Parcelable.Creator<ProviderInfo> CREATOR 119 = new Parcelable.Creator<ProviderInfo>() { 120 public ProviderInfo createFromParcel(Parcel in) { 121 return new ProviderInfo(in); 122 } 123 124 public ProviderInfo[] newArray(int size) { 125 return new ProviderInfo[size]; 126 } 127 }; 128 129 public String toString() { 130 return "ContentProviderInfo{name=" + authority + " className=" + name 131 + " isSyncable=" + (isSyncable ? "true" : "false") + "}"; 132 } 133 134 private ProviderInfo(Parcel in) { 135 super(in); 136 authority = in.readString(); 137 readPermission = in.readString(); 138 writePermission = in.readString(); 139 grantUriPermissions = in.readInt() != 0; 140 uriPermissionPatterns = in.createTypedArray(PatternMatcher.CREATOR); 141 pathPermissions = in.createTypedArray(PathPermission.CREATOR); 142 multiprocess = in.readInt() != 0; 143 initOrder = in.readInt(); 144 isSyncable = in.readInt() != 0; 145 } 146} 147