Initial Project Import

src/org/thoughtcrime/securesms/contacts/ContactAccessor.java

@@ -0,0 +1,165 @@
+/** 
+ * Copyright (C) 2011 Whisper Systems
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.thoughtcrime.securesms.contacts;
+
+import java.util.LinkedList;
+import java.util.List;
+
+import org.thoughtcrime.securesms.crypto.IdentityKey;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * Android changed their contacts API pretty heavily between
+ * 1.x and 2.x.  This class provides a common interface to both
+ * API operations, using a singleton pattern that will Class.forName
+ * the correct one so we don't trigger NoClassDefFound exceptions on
+ * old platforms.
+ * 
+ * @author Moxie Marlinspike
+ */
+
+public abstract class ContactAccessor {	
+  public static final int UNIQUE_ID    = 0;
+  public static final int DISPLAY_NAME = 1;
+
+  private static ContactAccessor sInstance;
+	
+  public static synchronized ContactAccessor getInstance() {
+    if (sInstance == null) {
+      String className;
+
+      if (Integer.parseInt(Build.VERSION.SDK) < Build.VERSION_CODES.ECLAIR) 
+        className = "ContactAccessorOldApi";
+      else 
+        className = "ContactAccessorNewApi";
+            
+      try {
+        Class<? extends ContactAccessor> clazz =                                    	
+            Class.forName("org.thoughtcrime.securesms.contacts." + className )
+            .asSubclass(ContactAccessor.class);
+                
+        sInstance = clazz.newInstance();
+                
+      } catch (Exception e) {
+        throw new AssertionError(e);
+      }
+    }
+        
+    return sInstance;
+  }
+
+  public abstract NameAndNumber		   getNameAndNumberFromContact(Context context, Uri uri);
+  public abstract String                 getNameFromContact(Context context, Uri uri);
+  public abstract IdentityKey            importIdentityKey(Context context, Uri uri);
+  public abstract void                   insertIdentityKey(Context context, Uri uri, IdentityKey identityKey);
+  public abstract Intent                 getIntentForContactSelection();
+  public abstract List<String>           getNumbersForThreadSearchFilter(String constraint, ContentResolver contentResolver);
+  public abstract List<ContactData>      getGroupMembership(Context context, long groupId);
+  public abstract Cursor                 getCursorForContactGroups(Context context);
+  public abstract Cursor                 getCursorForContactsWithNumbers(Context context);
+  public abstract GroupData              getGroupData(Context context, Cursor cursor);
+  public abstract ContactData            getContactData(Context context, Cursor cursor);
+  public abstract Cursor                 getCursorForRecipientFilter(CharSequence constraint, ContentResolver mContentResolver);
+  public abstract CharSequence           phoneTypeToString(Context mContext, int type, CharSequence label);
+  public abstract String                 getNameForNumber(Context context, String number);
+  public abstract Uri                    getContactsUri();
+	
+  public static class NumberData implements Parcelable {
+    	
+    public static final Parcelable.Creator<NumberData> CREATOR = new Parcelable.Creator<NumberData>() {
+      public NumberData createFromParcel(Parcel in) {
+        return new NumberData(in);
+      }
+
+      public NumberData[] newArray(int size) {
+        return new NumberData[size];
+      }
+    };
+
+    public String number;
+    public String type;
+
+    public NumberData(String type, String number) {
+      this.type = type;
+      this.number = number;
+    }
+    	
+    public NumberData(Parcel in) {
+      number = in.readString();
+      type   = in.readString();
+    }
+    	
+    public int describeContents() {
+      return 0;
+    }
+
+    public void writeToParcel(Parcel dest, int flags) {
+      dest.writeString(number);
+      dest.writeString(type);
+    }
+  }
+    
+  public static class GroupData {
+    public long id;
+    public String name;
+  }
+    
+  public static class ContactData implements Parcelable {
+    	
+    public static final Parcelable.Creator<ContactData> CREATOR = new Parcelable.Creator<ContactData>() {
+      public ContactData createFromParcel(Parcel in) {
+        return new ContactData(in);
+      }
+
+      public ContactData[] newArray(int size) {
+        return new ContactData[size];
+      }
+    };
+
+    public long id;
+    public String name;
+    public List<NumberData> numbers;
+
+    public ContactData() {}
+    	
+    public ContactData(Parcel in) {
+      id      = in.readLong();
+      name    = in.readString();
+      numbers = new LinkedList<NumberData>();
+      in.readTypedList(numbers, NumberData.CREATOR);
+    }
+    	
+    public int describeContents() {
+      return 0;
+    }
+		
+    public void writeToParcel(Parcel dest, int flags) {
+      dest.writeLong(id);
+      dest.writeString(name);
+      dest.writeTypedList(numbers);
+    }
+  }
+
+}