custom content provider example in android

This example describes the ContentProvider usage of the Android content provider. Share to everyone for your reference, specific as follows: Personcontentprovider content provider Class Package com.ljq.db; Import Android.con

The content resource ID is the unified identifier of the data in the provided device. Content resource identifiers include the complete provider's name (its permissions) and the name (a path) pointing to the table or file ). The optional ID part points to an independent row in the table. Each data access method of the contentprovider class must have a content res

————————————————————————————————————————|wangkuifeng0118| Address: http://blog.csdn.net/wangkuifeng0118/article/details/7028953————————————————————————————————————————Content Provider belongs to one of the components of an Android application, and as the only way to share data between applications, content Provider's p

in Insert (), update (), delete (), and the custom code from the URI object, with the intent to write the appropriate logic after the user accesses the data. 4. Override the GetType () method. The GetType () method is a method that all content providers must provide to get the MIME type for the URI object, and a content URI that corresponds to

ApplicationProgramYou can use an intent object to indirectly access a content provider. The application does not call any contentresolver or contentprovicer method. On the contrary, it sends an intent object to the activity that starts it. This intent object is usually part of its own application. The target activity obtains and displays data in its UI. Depending on the action in intent, the target activity

://com.google.android.mycontentprovider");C. Define the name of the data column you want to return to the client. If you are using an Android database, you must define a column called _id, which is used to represent the uniqueness of each record.d. Create your data storage system. Most content provider use an android f

files to other applications. You want to allow users to copy complex data from your app into other apps. You want to provide Custom Search suggestions using the search framework. You need to use content providers in the following cases: 1. You want to provide complex data or files for other applications; 2. You want to allow users to copy complex data from your application to other applications. 3. You

or files to other applications.You want to allow users to copy complex data from your app into other apps.You want to provide custom search suggestions using the search framework. You need to use Content Providers in the following cases:1. You want to provide complex data or files for other applications;2. You want to allow users to copy complex data from your application to other applications.3. You want

is changing, and/or observes that there is a data change in the message mailbox; Uri uri = uri.parse ("content://sms"); Contentresolver resolver = Getcontentresolver (); cursor cursor = resolver.query (uri,new string[]{"Address", "date", "" type "," Body "},null,null,null);// Gets the specified content from the SMS database while (Cursor.movertonext ()) {String address = cursor.getstring (0) ...} Get all S

Create a content provider The content provider Manages access to the central data warehouse. You implement a provider that implements one or more classes in an android application, and adds some elements in the manifest file. You

Content Provider Architecture AuthoritySimilar to the domain name in the web, each content provider registers authority with the system through AndroidManifest. xml, as shown below. Here, name is the class name, that is, how to find this contentProvider. You can save the package name in AndroidManifest. xml without wri

Content ProviderIn data processing, Android usually uses the content provider method. Content provider uses the URI instance as the handle of the data encapsulation, it is convenient to access the data to increase, delete, change,

Android Content Provider GuidesContent providers manages access to structured data sets. They wrap data and provide a mechanism for defining data security. The Content providers is a standard interface for data connections between different processes .To get the data in the conten