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      1 /*
      2  * Copyright (C) 2010 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 package com.android.contacts.vcard;
     17 
     18 import android.accounts.Account;
     19 import android.net.Uri;
     20 
     21 import com.android.vcard.VCardSourceDetector;
     22 
     23 /**
     24  * Class representing one request for importing vCard (given as a Uri).
     25  *
     26  * Mainly used when {@link ImportVCardActivity} requests {@link VCardService}
     27  * to import some specific Uri.
     28  *
     29  * Note: This object's accepting only One Uri does NOT mean that
     30  * there's only one vCard entry inside the instance, as one Uri often has multiple
     31  * vCard entries inside it.
     32  */
     33 public class ImportRequest {
     34     /**
     35      * Can be null (typically when there's no Account available in the system).
     36      */
     37     public final Account account;
     38 
     39     /**
     40      * Uri to be imported. May have different content than originally given from users, so
     41      * when displaying user-friendly information (e.g. "importing xxx.vcf"), use
     42      * {@link #displayName} instead.
     43      *
     44      * If this is null {@link #data} contains the byte stream of the vcard.
     45      */
     46     public final Uri uri;
     47 
     48     /**
     49      * Holds the byte stream of the vcard, if {@link #uri} is null.
     50      */
     51     public final byte[] data;
     52 
     53     /**
     54      * String to be displayed to the user to indicate the source of the VCARD.
     55      */
     56     public final String displayName;
     57 
     58     /**
     59      * Can be {@link VCardSourceDetector#PARSE_TYPE_UNKNOWN}.
     60      */
     61     public final int estimatedVCardType;
     62 
     63     /**
     64      * Can be null, meaning no preferable charset is available.
     65      */
     66     public final String estimatedCharset;
     67 
     68     /**
     69      * Assumes that one Uri contains only one version, while there's a (tiny) possibility
     70      * we may have two types in one vCard.
     71      *
     72      * e.g.
     73      * BEGIN:VCARD
     74      * VERSION:2.1
     75      * ...
     76      * END:VCARD
     77      * BEGIN:VCARD
     78      * VERSION:3.0
     79      * ...
     80      * END:VCARD
     81      *
     82      * We've never seen this kind of a file, but we may have to cope with it in the future.
     83      */
     84     public final int vcardVersion;
     85 
     86     /**
     87      * The count of vCard entries in {@link #uri}. A receiver of this object can use it
     88      * when showing the progress of import. Thus a receiver must be able to torelate this
     89      * variable being invalid because of vCard's limitation.
     90      *
     91      * vCard does not let us know this count without looking over a whole file content,
     92      * which means we have to open and scan over {@link #uri} to know this value, while
     93      * it may not be opened more than once (Uri does not require it to be opened multiple times
     94      * and may become invalid after its close() request).
     95      */
     96     public final int entryCount;
     97 
     98     public ImportRequest(Account account,
     99             byte[] data, Uri uri, String displayName, int estimatedType, String estimatedCharset,
    100             int vcardVersion, int entryCount) {
    101         this.account = account;
    102         this.data = data;
    103         this.uri = uri;
    104         this.displayName = displayName;
    105         this.estimatedVCardType = estimatedType;
    106         this.estimatedCharset = estimatedCharset;
    107         this.vcardVersion = vcardVersion;
    108         this.entryCount = entryCount;
    109     }
    110 }
    111