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- removed the concept of Entity from the ContentProvider APIs

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- removed the parcelling ability from Entity and EntityIterator and made them public
- added an EntityIterator abstract implementation that allow easy wrapping of a Cursor
- changed the VCard code to use the new APIs
This commit is contained in:
Fred Quintana
2009-12-07 14:52:28 -08:00
parent a50d450863
commit 328c0e7986
20 changed files with 854 additions and 725 deletions
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96
core/java/android/database/DatabaseUtils.java
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@@ -670,6 +670,102 @@ public class DatabaseUtils {
return value;
}
/**
* Reads a String out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorStringToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getString(index));
}
}
/**
* Reads a Long out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorLongToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getLong(index));
}
}
/**
* Reads a Short out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorShortToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getShort(index));
}
}
/**
* Reads a Integer out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorIntToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getInt(index));
}
}
/**
* Reads a Float out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorFloatToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getFloat(index));
}
}
/**
* Reads a Double out of a column in a Cursor and writes it to a ContentValues.
* Adds nothing to the ContentValues if the column isn't present or if its value is null.
*
* @param cursor The cursor to read from
* @param column The column to read
* @param values The {@link ContentValues} to put the value into
*/
public static void cursorDoubleToContentValuesIfPresent(Cursor cursor, ContentValues values,
String column) {
final int index = cursor.getColumnIndexOrThrow(column);
if (!cursor.isNull(index)) {
values.put(column, cursor.getDouble(index));
}
}
/**
* This class allows users to do multiple inserts into a table but
* compile the SQL insert statement only once, which may increase