Java android.database Cursor fields, constructors, methods, implement or subclass

Introduction

In this page you can find the methods, fields and constructors for android.database Cursor.

The text is from its open source code.

Implementation

android.database.Cursor has the following implementations.
Click this link to see all its implementation.

Field

int	FIELD_TYPE_NULL Value returned by #getType(int) if the specified column is null
int	FIELD_TYPE_INTEGER Value returned by #getType(int) if the specified column type is integer
int	FIELD_TYPE_FLOAT Value returned by #getType(int) if the specified column type is float
int	FIELD_TYPE_STRING Value returned by #getType(int) if the specified column type is string
int	FIELD_TYPE_BLOB Value returned by #getType(int) if the specified column type is blob

Method

void	close() Closes the Cursor, releasing all of its resources and making it completely invalid.
void	copyStringToBuffer(int columnIndex, CharArrayBuffer buffer) Retrieves the requested column text and stores it in the buffer provided.
void	deactivate() Deactivates the Cursor, making all calls on it fail until #requery is called.
boolean	equals(Object obj) Indicates whether some other object is "equal to" this one.
byte[]	getBlob(int columnIndex) Returns the value of the requested column as a byte array.
Class	getClass() Returns the runtime class of this Object .
int	getColumnCount() Return total number of columns
int	getColumnIndex(String columnName) Returns the zero-based index for the given column name, or -1 if the column doesn't exist.
int	getColumnIndexOrThrow(String columnName) Returns the zero-based index for the given column name, or throws IllegalArgumentException if the column doesn't exist.
String	getColumnName(int columnIndex) Returns the column name at the given zero-based column index.
String[]	getColumnNames() Returns a string array holding the names of all of the columns in the result set in the order in which they were listed in the result.
int	getCount() Returns the numbers of rows in the cursor.
double	getDouble(int columnIndex) Returns the value of the requested column as a double.
Bundle	getExtras() Returns a bundle of extra values.
float	getFloat(int columnIndex) Returns the value of the requested column as a float.
int	getInt(int columnIndex) Returns the value of the requested column as an int.
long	getLong(int columnIndex) Returns the value of the requested column as a long.
Uri	getNotificationUri() Return the URI at which notifications of changes in this Cursor's data will be delivered, as previously set by #setNotificationUri .
int	getPosition() Returns the current position of the cursor in the row set.
short	getShort(int columnIndex) Returns the value of the requested column as a short.
String	getString(int columnIndex) Returns the value of the requested column as a String.
int	getType(int columnIndex) Returns data type of the given column's value.
boolean	isAfterLast() Returns whether the cursor is pointing to the position after the last row.
boolean	isBeforeFirst() Returns whether the cursor is pointing to the position before the first row.
boolean	isClosed() return true if the cursor is closed
boolean	isFirst() Returns whether the cursor is pointing to the first row.
boolean	isLast() Returns whether the cursor is pointing to the last row.
boolean	isNull(int columnIndex) Returns `true` if the value in the indicated column is null.
boolean	move(int offset) Move the cursor by a relative amount, forward or backward, from the current position.
boolean	moveToFirst() Move the cursor to the first row.
boolean	moveToLast() Move the cursor to the last row.
boolean	moveToNext() Move the cursor to the next row.
boolean	moveToPosition(int position) Move the cursor to an absolute position.
boolean	moveToPrevious() Move the cursor to the previous row.
void	registerContentObserver(ContentObserver observer) Register an observer that is called when changes happen to the content backing this cursor.
void	registerDataSetObserver(DataSetObserver observer) Register an observer that is called when changes happen to the contents of the this cursors data set, for example, when the data set is changed via #requery() , #deactivate() , or #close() .
boolean	requery() Performs the query that created the cursor again, refreshing its contents.
void	setNotificationUri(ContentResolver cr, Uri uri) Register to watch a content URI for changes.
String	toString() Returns a string representation of the object.
void	unregisterContentObserver(ContentObserver observer) Unregister an observer that has previously been registered with this cursor via #registerContentObserver .
void	unregisterDataSetObserver(DataSetObserver observer) Unregister an observer that has previously been registered with this cursor via #registerContentObserver .