gov.nist.core.HostPort Maven / Gradle / Ivy
/*
* Conditions Of Use
*
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain. As a result, a formal
* license is not needed to use the software.
*
* This software is provided by NIST as a service and is expressly
* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY. NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
*
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*
* .
*
*/
/*******************************************************************************
* Product of NIST/ITL Advanced Networking Technologies Division (ANTD). *
*******************************************************************************/
package android.gov.nist.core;
import java.net.*;
/**
* Holds the hostname:port.
*
*@version 1.2
*
*@author M. Ranganathan
*
*
*
*/
public final class HostPort extends GenericObject {
private static final long serialVersionUID = -7103412227431884523L;
// host / ipv4/ ipv6/
/** host field
*/
protected Host host;
/** port field
*
*/
protected int port;
/** Default constructor
*/
public HostPort() {
host = null;
port = -1; // marker for not set.
}
/**
* Encode this hostport into its string representation.
* Note that this could be different from the string that has
* been parsed if something has been edited.
* @return String
*/
public String encode() {
return encode(new StringBuilder()).toString();
}
public StringBuilder encode(StringBuilder buffer) {
host.encode(buffer);
if (port != -1)
buffer.append(COLON).append(port);
return buffer;
}
/** returns true if the two objects are equals, false otherwise.
* @param other Object to set
* @return boolean
*/
public boolean equals(Object other) {
if (other == null) return false;
if (getClass () != other.getClass ()) {
return false;
}
HostPort that = (HostPort) other;
return port == that.port && host.equals(that.host);
}
/** get the Host field
* @return host field
*/
public Host getHost() {
return host;
}
/** get the port field
* @return int
*/
public int getPort() {
return port;
}
/**
* Returns boolean value indicating if Header has port
* @return boolean value indicating if Header has port
*/
public boolean hasPort() {
return port != -1;
}
/** remove port.
*/
public void removePort() {
port = -1;
}
/**
* Set the host member
* @param h Host to set
*/
public void setHost(Host h) {
host = h;
}
/**
* Set the port member
* @param p int to set
*/
public void setPort(int p) {
port = p;
}
/** Return the internet address corresponding to the host.
*@throws java.net.UnkownHostException if host name cannot be resolved.
*@return the inet address for the host.
*/
public InetAddress getInetAddress() throws java.net.UnknownHostException {
if (host == null)
return null;
else
return host.getInetAddress();
}
public void merge(Object mergeObject) {
super.merge (mergeObject);
if (port == -1)
port = ((HostPort) mergeObject).port;
}
public Object clone() {
HostPort retval = (HostPort) super.clone();
if (this.host != null)
retval.host = (Host) this.host.clone();
return retval;
}
public String toString() {
return this.encode();
}
@Override
public int hashCode() {
return this.host.hashCode() + this.port;
}
}