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PortMapperEntry.java
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PortMapperEntry.java
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/*
* Copyright (c) 2000, 2017 Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2020 Payara Services Ltd.
* Copyright (c) 2021, 2022 Contributors to the Eclipse Foundation
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.messaging.jmq.io;
import java.util.StringTokenizer;
import java.util.HashMap;
import java.util.Set;
import java.util.Iterator;
/**
* Encapsulates information about a service. For use with the PortMapper
*/
public class PortMapperEntry {
private int port = 0;
private String protocol = null;
private String type = null;
private String name = null;
private HashMap properties = null;
public static final String NEWLINE = "\n";
public static final String SPACE = " ";
public void addProperty(String name, String value) {
synchronized (this) {
if (properties == null) {
properties = new HashMap();
}
}
synchronized (properties) {
properties.put(name, value);
}
}
public void addProperties(HashMap props) {
synchronized (this) {
if (properties == null) {
properties = new HashMap();
}
}
synchronized (properties) {
properties.putAll(props);
}
}
/*
* This method returns the value of a property specified in one portmapper row/entry. For example, a portmapper entry
* can look like: rmi rmi JMX 0 [foo=bar, url=service:jmx:rmi://myhost/jndi/rmi://myhost:9999/server]
*
* This method allows one to get the value of the 'url' property above.
*/
public String getProperty(String name) {
synchronized (this) {
if (properties == null) {
return (null);
}
}
synchronized (properties) {
return ((String) properties.get(name));
}
}
/**
* Set the service's port number
*/
public void setPort(int port) {
this.port = port;
}
public int getPort() {
return this.port;
}
/**
* Set the service's protocol (i.e. "tcp" or "ssl")
*/
public void setProtocol(String protocol) {
this.protocol = protocol;
}
public String getProtocol() {
return this.protocol;
}
/**
* Set the service's type (ie "NORMAL", "ADMIN", etc)
*/
public void setType(String type) {
this.type = type;
}
public String getType() {
return this.type;
}
/**
* Set the service's name
*/
public void setName(String name) {
this.name = name;
}
public String getName() {
return this.name;
}
/**
* Convert a PortMapperEntry into a string of the form that matches that expected by parse(). For example jms tcp NORMAL
* 5951
*/
@Override
public String toString() {
StringBuilder strbuf = new StringBuilder();
strbuf.append(name).append(SPACE).append(protocol).append(SPACE).append(type).append(SPACE).append(port);
if (properties != null) {
strbuf.append(" [");
synchronized (properties) {
Set keyset = properties.keySet();
Iterator itr = keyset.iterator();
while (itr.hasNext()) {
String key = (String) itr.next();
String value = (String) properties.get(key);
strbuf.append(key).append('=').append(value);
if (itr.hasNext()) {
strbuf.append(',');
}
}
}
strbuf.append(']');
}
return strbuf.toString();
}
/**
* Parse a string into a PortMapperEntry. The format of the string should be: {@literal <service
* name><SP><port><SP><protocol><SP><type><SP>[a=b, c=d]}
*
* For example: jms tcp NORMAL 5951 [foo=bar, url=service:jmx:rmi://myhost/jndi/rmi://myhost:9999/server]
*
* @throws IllegalArgumentException
*/
public static PortMapperEntry parse(String s) {
PortMapperEntry pme = new PortMapperEntry();
StringTokenizer st = new StringTokenizer(s);
pme.name = st.nextToken();
pme.protocol = st.nextToken();
pme.type = st.nextToken();
pme.port = Integer.parseInt(st.nextToken());
// OK we want to read in properties
int propIndx = s.indexOf("[");
if (propIndx != -1) {
int endPropIndx = s.indexOf("]");
String sub = s.substring(propIndx + 1, endPropIndx);
StringTokenizer sst = new StringTokenizer(sub, ",");
while (sst.hasMoreTokens()) {
String pair = sst.nextToken();
int indx = pair.indexOf("=");
if (indx == -1) {
continue;
}
String name = pair.substring(0, indx);
String value = pair.substring(indx + 1);
pme.addProperty(name, value);
}
}
return pme;
}
}