パッケージ org.pcap4j.core

クラス BpfProgram

java.lang.Object

org.pcap4j.core.BpfProgram

public final class BpfProgram
extends Object

導入されたバージョン:

pcap4j 0.9.16

作成者:

Kaito Yamada

ネストされたクラスの概要

ネストされたクラス

修飾子とタイプ	クラス	説明
static class	BpfProgram.BpfCompileMode

メソッドの概要

修飾子とタイプ	メソッド	説明
boolean	applyFilter(byte[] packet)	Apply the filter on a given packet.
boolean	applyFilter(byte[] packet, int orgPacketLen, int packetLen)	Apply the filter on a given packet.
boolean	applyFilter(Packet packet)	Apply the filter on a given packet.
void	free()
String	getExpression()
boolean	isFreed()

クラスから継承されたメソッド java.lang.Object

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

メソッドの詳細

getExpression

public String getExpression()

戻り値:

expression

applyFilter

public boolean applyFilter(Packet packet)

Apply the filter on a given packet. Return true if the packet given passes the filter that is built from this program.

パラメータ:

packet - the packet to apply the filter on

戻り値:

true if this program is not freed and the packet passes the filter; false otherwise.

applyFilter

public boolean applyFilter(byte[] packet)

Apply the filter on a given packet. Return true if the packet given passes the filter that is built from this program.

パラメータ:

packet - the packet to apply the filter on

戻り値:

true if this program is not freed and the packet passes the filter; false otherwise.

applyFilter

public boolean applyFilter(byte[] packet,
                           int orgPacketLen,
                           int packetLen)

Apply the filter on a given packet. Return true if the packet given passes the filter that is built from this program.

パラメータ:

packet - a byte array including the packet to apply the filter on

orgPacketLen - the length of the original packet

packetLen - the length of the packet present

戻り値:

true if this program is not freed and the packet passes the filter; false otherwise.

isFreed

public boolean isFreed()

戻り値:

true if the bpf_program represented by this object is freed; false otherwise.

free

public void free()