public class OtpErlangPort extends OtpErlangObject
OtpErlangObject.Hash
hashCodeValue
Constructor and Description |
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OtpErlangPort(int tag,
java.lang.String node,
int id,
int creation)
Create an Erlang port from its components.
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OtpErlangPort(OtpInputStream buf)
Create an Erlang port from a stream containing a port encoded in Erlang
external format.
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OtpErlangPort(java.lang.String node,
int id,
int creation)
Create an Erlang port from its components.
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Modifier and Type | Method and Description |
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int |
creation()
Get the creation number from the port.
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protected int |
doHashCode() |
void |
encode(OtpOutputStream buf)
Convert this port to the equivalent Erlang external representation.
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boolean |
equals(java.lang.Object o)
Determine if two ports are equal.
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int |
id()
Get the id number from the port.
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java.lang.String |
node()
Get the node name from the port.
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protected int |
tag() |
java.lang.String |
toString()
Get the string representation of the port.
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public OtpErlangPort(OtpInputStream buf) throws OtpErlangDecodeException
buf
- the stream containing the encoded port.OtpErlangDecodeException
- if the buffer does not contain a valid external
representation of an Erlang port.public OtpErlangPort(java.lang.String node, int id, int creation)
node
- the nodename.id
- an arbitrary number. Only the low order 28 bits will be used.creation
- another arbitrary number. Only the low order 2 bits will be used.public OtpErlangPort(int tag, java.lang.String node, int id, int creation)
tag
- the external format to be compliant with.
OtpExternal.portTag where only a subset of the bits are used (see other constructor)
OtpExternal.newPortTag where all 32 bits of id and creation are significant.
newPortTag can only be decoded by OTP-19 and newer.node
- the nodename.id
- an arbitrary number. Only the low order 28 bits will be used.creation
- another arbitrary number.protected int tag()
public int id()
public int creation()
public java.lang.String node()
public java.lang.String toString()
toString
in class OtpErlangObject
public void encode(OtpOutputStream buf)
encode
in class OtpErlangObject
buf
- an output stream to which the encoded port should be written.public boolean equals(java.lang.Object o)
equals
in class OtpErlangObject
o
- the other port to compare to.protected int doHashCode()
doHashCode
in class OtpErlangObject