package com.circleof6.data; /** * Created by nickhargreaves on 6/25/16. */ import android.content.ContentProvider; import android.content.ContentUris; import android.content.ContentValues; import android.content.Context; import android.content.UriMatcher; import android.database.Cursor; import android.database.SQLException; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteQueryBuilder; import android.net.Uri; import android.util.Log; import java.util.HashMap; public class CustomContentProvider extends ContentProvider { static final String PROVIDER_NAME = "com.circleof6.data.CustomContentProvider"; private String TABLE_NAME=""; static final String URL = "content://" + PROVIDER_NAME + "/cte"; public static Uri CONTENT_URI = Uri.parse(URL); public static String id = "id"; static final int uriCode = 1; static final UriMatcher uriMatcher; private SQLiteDatabase db; private static HashMap<String, String> values; static { uriMatcher = new UriMatcher(UriMatcher.NO_MATCH); uriMatcher.addURI(PROVIDER_NAME, "cte", uriCode); uriMatcher.addURI(PROVIDER_NAME, "cte/*", uriCode); } @Override public int delete(Uri uri, String selection, String[] selectionArgs) { int count = 0; switch (uriMatcher.match(uri)) { case uriCode: count = db.delete(TABLE_NAME, selection, selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } getContext().getContentResolver().notifyChange(uri, null); return count; } @Override public String getType(Uri uri) { switch (uriMatcher.match(uri)) { case uriCode: return "vnd.android.cursor.dir/cte"; default: throw new IllegalArgumentException("Unsupported URI: " + uri); } } @Override public Uri insert(Uri uri, ContentValues values) { TABLE_NAME = values.getAsString("table_name"); values.remove("table_name"); long rowID = db.insert(TABLE_NAME, "", values); if (rowID > 0) { Uri _uri = ContentUris.withAppendedId(CONTENT_URI, rowID); getContext().getContentResolver().notifyChange(_uri, null); return _uri; } throw new SQLException("Failed to add a record into " + uri); } @Override public boolean onCreate() { Context context = getContext(); DBHelper dbHelper = new DBHelper(context); db = dbHelper.getWritableDatabase(); if (db != null) { return true; } return false; } @Override public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) { SQLiteQueryBuilder qb = new SQLiteQueryBuilder(); qb.setTables(TABLE_NAME); switch (uriMatcher.match(uri)) { case uriCode: qb.setProjectionMap(values); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } if (sortOrder == null || sortOrder == "") { sortOrder = id; } Cursor c = qb.query(db, projection, selection, selectionArgs, null, null, sortOrder); c.setNotificationUri(getContext().getContentResolver(), uri); return c; } @Override public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { TABLE_NAME = values.getAsString("table_name"); values.remove("table_name"); int count = 0; switch (uriMatcher.match(uri)) { case uriCode: count = db.update(TABLE_NAME, values, selection, selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } getContext().getContentResolver().notifyChange(uri, null); return count; } }