程序包 ohos.bundle

类 InstallParam

java.lang.Object

ohos.bundle.InstallParam

所有已实现的接口:

Sequenceable

public class InstallParam
extends Object
implements Sequenceable

Provides parameters required for installing or uninstalling an application.

The parameters include the user ID and installation mode flag.

从以下版本开始:

1

嵌套类概要

从接口继承的嵌套类/接口 ohos.utils.Sequenceable

Sequenceable.Producer<T>

字段概要

字段

限定符和类型	字段	说明
static int	INSTALL_FLAG_DEFAULT	Indicates the default installation mode.
static Sequenceable.Producer<InstallParam>	PRODUCER	Creates a InstallParam instance from a Parcel.
static int	UNSPECIFIED_USER_ID	Indicates the default user ID.

构造器概要

构造器

构造器	说明
InstallParam()	A no-argument constructor used to create an InstallParam instance.
InstallParam(int userId, int installFlag)	A parameterized constructor used to create an InstallParam instance.

方法概要

限定符和类型	方法	说明
int	getInstallFlag()	Obtains the installation mode flag.
int	getUserId()	Obtains the user ID.
boolean	isKeepData()	Is keep user data while uninstall.
boolean	marshalling(Parcel out)	Writes an InstallParam object into a Parcel.
void	setInstallFlag(int installFlag)	Sets the installation mode flag.
void	setKeepData(boolean keepData)	Sets the keep data while uninstall.
void	setUserId(int userId)	Sets the user ID.
boolean	unmarshalling(Parcel in)	Reads an InstallParam object from a Parcel.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 ohos.utils.Sequenceable

hasFileDescriptor

字段详细资料

INSTALL_FLAG_DEFAULT

public static final int INSTALL_FLAG_DEFAULT

Indicates the default installation mode.

The value is 0.

从以下版本开始:

1

另请参阅:

常量字段值

PRODUCER

public static final Sequenceable.Producer<InstallParam> PRODUCER

Creates a InstallParam instance from a Parcel.

从以下版本开始:

4

UNSPECIFIED_USER_ID

public static final int UNSPECIFIED_USER_ID

Indicates the default user ID.

The value is -1.

从以下版本开始:

1

另请参阅:

常量字段值

构造器详细资料

InstallParam

public InstallParam()

A no-argument constructor used to create an InstallParam instance.

从以下版本开始:

1

InstallParam

public InstallParam(int userId,
                    int installFlag)

A parameterized constructor used to create an InstallParam instance.

The value of installFlag is used to specify the installation mode.

• The value 0 indicates the common installation mode. In this mode, an error will be returned if the package version to be installed for an application is earlier than the existing package version (if any) .
• The value 1 indicates the overwrite installation mode. In this mode, the package to be installed for an application will always replace the existing package (if any) regardless of whether it is an earlier or later version.

参数:

userId - Indicates the user ID.

installFlag - Identifies the installation mode.

从以下版本开始:

1

方法详细资料

getUserId

public int getUserId()

Obtains the user ID.

返回:

Returns the user ID.

从以下版本开始:

1

setUserId

public void setUserId(int userId)

Sets the user ID.

参数:

userId - Indicates the user ID.

从以下版本开始:

1

getInstallFlag

public int getInstallFlag()

Obtains the installation mode flag.

返回:

Returns the installation mode flag.

从以下版本开始:

1

setInstallFlag

public void setInstallFlag(int installFlag)

Sets the installation mode flag.

参数:

installFlag - Indicates the installation mode flag.

从以下版本开始:

1

isKeepData

public boolean isKeepData()

Is keep user data while uninstall.

返回:

Returns true if keep user data, or false if dont keep user data.

从以下版本开始:

3

setKeepData

public void setKeepData(boolean keepData)

Sets the keep data while uninstall.

参数:

keepData - Indicates is keep data.

从以下版本开始:

3

marshalling

public boolean marshalling(Parcel out)

Writes an InstallParam object into a Parcel.

指定者:

marshalling 在接口中 Sequenceable

参数:

out - Indicates the Parcel object.

返回:

Returns true if the InstallParam object has been written into the Parcel; returns false otherwise.

从以下版本开始:

1

unmarshalling

public boolean unmarshalling(Parcel in)

Reads an InstallParam object from a Parcel.

指定者:

unmarshalling 在接口中 Sequenceable

参数:

in - Indicates the Parcel object.

返回:

Returns true if the InstallParam object has been read from the Parcel; returns false otherwise.

从以下版本开始:

1