Package org.pcap4j.packet
Class DnsResourceRecord
- java.lang.Object
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- org.pcap4j.packet.DnsResourceRecord
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- All Implemented Interfaces:
java.io.Serializable
public final class DnsResourceRecord extends java.lang.Object implements java.io.Serializable
DNS Resource record1 1 1 1 1 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ | | / / / NAME / | | +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ | TYPE | +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ | CLASS | +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ | TTL | | | +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ | RDLENGTH | +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--| / RDATA / / / +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
- Since:
- pcap4j 1.7.1
- Author:
- Kaito Yamada
- See Also:
- RFC 1035, Serialized Form
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
DnsResourceRecord.Builder
static interface
DnsResourceRecord.DnsRData
The interface representing an RDATA.
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Method Summary
Modifier and Type Method Description boolean
equals(java.lang.Object o)
DnsResourceRecord.Builder
getBuilder()
DnsClass
getDataClass()
DnsResourceRecordType
getDataType()
DnsDomainName
getName()
byte[]
getRawData()
DnsResourceRecord.DnsRData
getRData()
short
getRdLength()
int
getRdLengthAsInt()
int
getTtl()
long
getTtlAsLong()
int
hashCode()
int
length()
static DnsResourceRecord
newInstance(byte[] rawData, int offset, int length)
A static factory method.java.lang.String
toString()
java.lang.String
toString(java.lang.String indent)
java.lang.String
toString(java.lang.String indent, byte[] headerRawData)
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Method Detail
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newInstance
public static DnsResourceRecord newInstance(byte[] rawData, int offset, int length) throws IllegalRawDataException
A static factory method. This method validates the arguments byByteArrays.validateBounds(byte[], int, int)
, which may throw exceptions undocumented here.- Parameters:
rawData
- rawDataoffset
- offsetlength
- length- Returns:
- a new DnsResourceRecord object.
- Throws:
IllegalRawDataException
- if parsing the raw data fails.
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getName
public DnsDomainName getName()
- Returns:
- name
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getDataType
public DnsResourceRecordType getDataType()
- Returns:
- dataType
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getDataClass
public DnsClass getDataClass()
- Returns:
- dataClass
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getTtl
public int getTtl()
- Returns:
- ttl
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getTtlAsLong
public long getTtlAsLong()
- Returns:
- ttl
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getRdLength
public short getRdLength()
- Returns:
- rdLength
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getRdLengthAsInt
public int getRdLengthAsInt()
- Returns:
- rdLength
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getRData
public DnsResourceRecord.DnsRData getRData()
- Returns:
- rData. May be null.
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getBuilder
public DnsResourceRecord.Builder getBuilder()
- Returns:
- a new Builder object populated with this object's fields.
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getRawData
public byte[] getRawData()
- Returns:
- the raw data.
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length
public int length()
- Returns:
- length
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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toString
public java.lang.String toString(java.lang.String indent)
- Parameters:
indent
- indent- Returns:
- String representation of this object.
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toString
public java.lang.String toString(java.lang.String indent, byte[] headerRawData)
- Parameters:
indent
- indentheaderRawData
- the raw data of the DNS header including this resource record.- Returns:
- String representation of this object.
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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equals
public boolean equals(java.lang.Object o)
- Overrides:
equals
in classjava.lang.Object
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