org.apache.hadoop.contrib.index.example

类 LineDocTextAndOp

java.lang.Object

org.apache.hadoop.contrib.index.example.LineDocTextAndOp

所有已实现的接口:

Writable

public class LineDocTextAndOp
extends Object
implements Writable

This class represents an operation. The operation can be an insert, a delete or an update. If the operation is an insert or an update, a (new) document, which is in the form of text, is specified.

构造器概要

构造器

构造器和说明
LineDocTextAndOp() Constructor

方法概要

方法

限定符和类型	方法和说明
DocumentAndOp.Op	getOp() Get the type of the operation.
Text	getText() Get the text that represents a document.
void	readFields(DataInput in) Deserialize the fields of this object from in.
void	setOp(DocumentAndOp.Op op) Set the type of the operation.
String	toString()
void	write(DataOutput out) Serialize the fields of this object to out.

从类继承的方法 java.lang.Object

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

构造器详细资料

LineDocTextAndOp

public LineDocTextAndOp()

Constructor

方法详细资料

setOp

public void setOp(DocumentAndOp.Op op)

Set the type of the operation.

参数:

op - the type of the operation

getOp

public DocumentAndOp.Op getOp()

Get the type of the operation.

返回:

the type of the operation

getText

public Text getText()

Get the text that represents a document.

返回:

the text that represents a document

toString

public String toString()

覆盖:

toString 在类中 Object

write

public void write(DataOutput out)
           throws IOException

从接口复制的说明: Writable

Serialize the fields of this object to out.

指定者:

write 在接口中 Writable

参数:

out - DataOuput to serialize this object into.

抛出:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

从接口复制的说明: Writable

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

指定者:

readFields 在接口中 Writable

参数:

in - DataInput to deseriablize this object from.

抛出:

IOException