/*
* Copyright (c) 2004-2007 Sun Microsystems, Inc. All rights reserved.
*
* The Sun Project JXTA(TM) Software License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by Sun Microsystems, Inc. for JXTA(TM) technology."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
* not be used to endorse or promote products derived from this software
* without prior written permission. For written permission, please contact
* Project JXTA at http://www.jxta.org.
*
* 5. Products derived from this software may not be called "JXTA", nor may
* "JXTA" appear in their name, without prior written permission of Sun.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SUN
* MICROSYSTEMS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* JXTA is a registered trademark of Sun Microsystems, Inc. in the United
* States and other countries.
*
* Please see the license information page at :
* <http://www.jxta.org/project/www/license.html> for instructions on use of
* the license in source files.
*
* ====================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of Project JXTA. For more information on Project JXTA, please see
* http://www.jxta.org.
*
* This license is based on the BSD license adopted by the Apache Foundation.
*/
package net.jxta.impl.protocol;
import net.jxta.document.*;
import net.jxta.id.ID;
import net.jxta.logging.Logging;
import java.net.URI;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Contains parameters for configuration of the Reference Implementation
* Rendezvous Service.
* <p/>
* <p/><pre><code>
* <xs:complexType name="RdvConfig">
* <xs:sequence>
* <xs:element name="seeds" minOccurs="0" maxOccurs="1">
* <xs:complexType>
* <xs:sequence>
* <xs:element name="addr" minOccurs="1" maxOccurs="unbounded">
* <xs:complexType>
* <xs:simpleContent>
* <xs:extension base="jxta:JXTAID">
* <xs:attribute name="seeding" type="xs:boolean" default="false"/>
* </xs:extension>
* </xs:simpleContent>
* </xs:complexType>
* </xs:element>
* </xs:sequence>
* <xs:attribute name="useOnlySeeds" type="xs:boolean" default="false"/>
* <xs:attribute name="connectDelay" type="xs:unsignedLong"/>
* </xs:complexType>
* </xs:element>
* </xs:sequence>
* <xs:attribute name="config" type="jxta:RdvConfiguration"/>
* <xs:attribute name="maxTTL" type="xs:unsignedInt"/>
* <xs:attribute name="autoRendezvousInterval" type="xs:unsignedInt"/>
* <xs:attribute name="probeRelays" type="xs:boolean" default="true"/>
* <xs:attribute name="maxClients" type="xs:unsignedInt"/>
* <xs:attribute name="leaseDuration" type="xs:unsignedLong"/>
* <xs:attribute name="leaseMargin" type="xs:unsignedLong"/>
* <xs:attribute name="minHappyPeerView" type="xs:unsignedInt"/>
* </xs:complexType>
* </code></pre>
*
* @since JXTA 2.2
*/
public final class RdvConfigAdv extends ExtendableAdvertisement implements Cloneable {
/**
* Logger
*/
private static final Logger LOG = Logger.getLogger(RdvConfigAdv.class.getName());
/**
* Instantiator for RdvConfigAdv
*/
public static class Instantiator implements AdvertisementFactory.Instantiator {
/**
* {@inheritDoc}
*/
public String getAdvertisementType() {
return advType;
}
/**
* {@inheritDoc}
*/
public Advertisement newInstance() {
return new RdvConfigAdv();
}
/**
* {@inheritDoc}
*/
public Advertisement newInstance(Element root) {
if (!XMLElement.class.isInstance(root)) {
throw new IllegalArgumentException(getClass().getName() + " only supports XLMElement");
}
return new RdvConfigAdv((XMLElement) root);
}
}
/**
* Our DOCTYPE
*/
private static final String advType = "jxta:RdvConfig";
private static final String RDV_CONFIG_ATTR = "config";
private static final String MAX_TTL_ATTR = "maxTTL";
private static final String AUTO_RDV_INTERVAL_ATTR = "autoRendezvousInterval";
private static final String PROBE_RELAYS_ATTR = "probeRelays";
private static final String MAX_CLIENTS_ATTR = "maxClients";
private static final String LEASE_DURATION_ATTR = "leaseDuration";
private static final String LEASE_MARGIN_ATTR = "leaseMargin";
private static final String MIN_HAPPY_PEERVIEW_ATTR = "minHappyPeerView";
private static final String SEEDS_RDV_ELEMENT = "seeds";
private static final String USE_ONLY_SEEDS_ATTR = "useOnlySeeds";
private static final String CONNECT_DELAY_ATTR = "connectDelay";
private static final String SEED_RDV_ADDR_ELEMENT = "addr";
private static final String SEED_RDV_ADDR_SEEDING_ATTR = "seeding";
private static final String ACL_URI = "acl";
// This one is deprecated.
private static final String PROPAGATE_RESPOND_ATTR = "propagateRespondProbability";
private static final String[] INDEXFIELDS = {};
/**
* Configuration for this peer.
*/
private RendezVousConfiguration configuration = RendezVousConfiguration.EDGE;
/**
* The interval in relative milliseconds at which this peer will re-evaluate
* it's state as a rendezvous. If <code>0</code> (zero), the default, then
* the peer will remain in the state of <code>isRendezvous</code>.
*/
private long autoRendezvousCheckInterval = 0L;
/**
* If true then rendezvous clients will probe relay servers for rendezvous.
*/
private boolean probeRelays = true;
/**
* Max Clients
*/
private int maxClients = -1;
/**
* Maximum TTL
*/
private int maximumTTL = -1;
/**
* Lease Duration
*/
private long leaseDuration = 0L;
/**
* Lease Margin
*/
private long leaseMargin = 0L;
/**
* Minimum desirable peerview size.
*/
private int minHappyPeerView = -1;
/**
* If true then this peer will use only seed rendezvous when configured as
* an edge peer.
*/
private boolean useOnlySeeds = false;
/**
* The interval in relative milliseconds before which this peer will
* attempt to contact the the seed peers.
*/
private long seedRendezvousConnectDelay = 0L;
/**
* The set of seed rendezvous.
*/
private final Set<URI> seedRendezvous = new HashSet<URI>();
/**
* The set of seeding resources.
*/
private final Set<URI> seedingURIs = new HashSet<URI>();
/**
* Access control URI
*/
private URI aclURI = null;
/**
* Possible Rendezvous configurations.
*/
public enum RendezVousConfiguration {
/**
* Connectionless
*/
AD_HOC,
/**
* Edge peer
*/
EDGE,
/**
* Rendezvous peer
*/
RENDEZVOUS
}
/**
* Returns the identifying type of this Advertisement.
* <p/>
* <p/><b>Note:</b> This is a static method. It cannot be used to determine
* the runtime type of an advertisement. ie.
* </p><code><pre>
* Advertisement adv = module.getSomeAdv();
* String advType = adv.getAdvertisementType();
* </pre></code>
* <p/>
* <p/><b>This is wrong and does not work the way you might expect.</b>
* This call is not polymorphic and calls
* Advertisement.getAdvertisementType() no matter what the real type of the
* advertisement.
*
* @return String the type of advertisement
*/
public static String getAdvertisementType() {
return advType;
}
/**
* Private constructor for new instances. Use the instantiator.
*/
private RdvConfigAdv() {}
/**
* Private constructor for xml serialized instances. Use the instantiator.
*
* @param doc The XML serialization of the advertisement.
*/
private RdvConfigAdv(XMLElement doc) {
String doctype = doc.getName();
String typedoctype = "";
Attribute itsType = doc.getAttribute("type");
if (null != itsType) {
typedoctype = itsType.getValue();
}
if (!doctype.equals(getAdvertisementType()) && !getAdvertisementType().equals(typedoctype)) {
throw new IllegalArgumentException(
"Could not construct : " + getClass().getName() + "from doc containing a " + doc.getName());
}
Enumeration eachAttr = doc.getAttributes();
while (eachAttr.hasMoreElements()) {
Attribute aRdvAttr = (Attribute) eachAttr.nextElement();
if (super.handleAttribute(aRdvAttr)) {// nothing to do
} else if (RDV_CONFIG_ATTR.equals(aRdvAttr.getName())) {
String config = aRdvAttr.getValue().trim();
if ("adhoc".equals(config)) {
configuration = RendezVousConfiguration.AD_HOC;
} else if ("client".equals(config)) {
configuration = RendezVousConfiguration.EDGE;
} else if ("rendezvous".equals(config)) {
configuration = RendezVousConfiguration.RENDEZVOUS;
} else {
throw new IllegalArgumentException("Unrecognized Rendezvous configuration :" + config);
}
} else if (MAX_TTL_ATTR.equals(aRdvAttr.getName())) {
maximumTTL = Integer.parseInt(aRdvAttr.getValue().trim());
} else if (AUTO_RDV_INTERVAL_ATTR.equals(aRdvAttr.getName())) {
autoRendezvousCheckInterval = Long.parseLong(aRdvAttr.getValue().trim());
} else if (PROBE_RELAYS_ATTR.equals(aRdvAttr.getName())) {
probeRelays = Boolean.valueOf(aRdvAttr.getValue().trim());
} else if (MAX_CLIENTS_ATTR.equals(aRdvAttr.getName())) {
maxClients = Integer.parseInt(aRdvAttr.getValue().trim());
} else if (LEASE_DURATION_ATTR.equals(aRdvAttr.getName())) {
leaseDuration = Long.parseLong(aRdvAttr.getValue().trim());
} else if (LEASE_MARGIN_ATTR.equals(aRdvAttr.getName())) {
leaseMargin = Long.parseLong(aRdvAttr.getValue().trim());
} else if (MIN_HAPPY_PEERVIEW_ATTR.equals(aRdvAttr.getName())) {
minHappyPeerView = Integer.parseInt(aRdvAttr.getValue().trim());
} else if (PROPAGATE_RESPOND_ATTR.equals(aRdvAttr.getName())) {// Ignored; deprecated.
} else if ("Flags".equals(aRdvAttr.getName())) { // deprecated
boolean onlySeeds = (aRdvAttr.getValue().indexOf("UseOnlySeeds") != -1);
setUseOnlySeeds(onlySeeds);
} else {
if (Logging.SHOW_WARNING && LOG.isLoggable(Level.WARNING)) {
LOG.warning("Unhandled Attribute: " + aRdvAttr.getName());
}
}
}
Enumeration elements = doc.getChildren();
while (elements.hasMoreElements()) {
XMLElement elem = (XMLElement) elements.nextElement();
if (!handleElement(elem)) {
if (Logging.SHOW_WARNING && LOG.isLoggable(Level.WARNING)) {
LOG.warning("Unhandled Element: " + elem.toString());
}
}
}
// Sanity Check!!!
if ((maximumTTL != -1) && (maximumTTL < 0)) {
throw new IllegalArgumentException("Maximum TTL must be >= 0");
}
if (autoRendezvousCheckInterval < 0) {
throw new IllegalArgumentException("Auto Rendezvous Check Interval must be >= 0");
}
if (seedRendezvousConnectDelay < 0) {
throw new IllegalArgumentException("Seed Rendezvous Connect Delay must be >= 0");
}
if ((-1 != minHappyPeerView) && (minHappyPeerView <= 0)) {
throw new IllegalArgumentException("Min Happy Peer View must be > 0");
}
if ((seedingURIs.isEmpty() && seedRendezvous.isEmpty() && useOnlySeeds) && (configuration == RendezVousConfiguration.EDGE)) {
throw new IllegalArgumentException("Must specify rendezvous if 'useOnlySeeds' is enabled and configured as client");
}
}
/**
* {@inheritDoc}
*/
@Override
public String getAdvType() {
return getAdvertisementType();
}
/**
* {@inheritDoc}
*/
@Override
public final String getBaseAdvType() {
return getAdvertisementType();
}
/**
* {@inheritDoc}
*/
@Override
public ID getID() {
return ID.nullID;
}
/**
* {@inheritDoc}
*/
@Override
protected boolean handleElement(Element raw) {
if (super.handleElement(raw)) {
return true;
}
XMLElement elem = (XMLElement) raw;
if (SEEDS_RDV_ELEMENT.equals(elem.getName())) {
Enumeration eachSeedElem = elem.getChildren();
while (eachSeedElem.hasMoreElements()) {
XMLElement aSeedElem = (XMLElement) eachSeedElem.nextElement();
if (SEED_RDV_ADDR_ELEMENT.equals(aSeedElem.getName())) {
String endpAddrString = aSeedElem.getTextValue();
if (null != endpAddrString) {
URI endpAddr = URI.create(endpAddrString.trim());
Attribute seedingAttr = aSeedElem.getAttribute(SEED_RDV_ADDR_SEEDING_ATTR);
if ((null != seedingAttr) && Boolean.valueOf(seedingAttr.getValue().trim())) {
seedingURIs.add(endpAddr);
} else {
seedRendezvous.add(endpAddr);
}
}
} else {
if (Logging.SHOW_WARNING && LOG.isLoggable(Level.WARNING)) {
LOG.warning("Unhandled Element: " + aSeedElem.getName());
}
}
}
Enumeration eachAttr = elem.getAttributes();
while (eachAttr.hasMoreElements()) {
Attribute aSeedAttr = (Attribute) eachAttr.nextElement();
if (USE_ONLY_SEEDS_ATTR.equals(aSeedAttr.getName())) {
useOnlySeeds = Boolean.valueOf(aSeedAttr.getValue().trim());
} else if (CONNECT_DELAY_ATTR.equals(aSeedAttr.getName())) {
seedRendezvousConnectDelay = Long.parseLong(aSeedAttr.getValue().trim());
} else {
if (Logging.SHOW_WARNING && LOG.isLoggable(Level.WARNING)) {
LOG.warning("Unhandled Attribute: " + aSeedAttr.getName());
}
}
}
return true;
} else if (ACL_URI.equals(elem.getName())) {
String addrElement = elem.getTextValue();
if (null != addrElement) {
aclURI = URI.create(addrElement.trim());
}
return true;
}
return false;
}
/**
* {@inheritDoc}
*/
@Override
public Document getDocument(MimeMediaType encodeAs) {
StructuredDocument adv = (StructuredDocument) super.getDocument(encodeAs);
if (!(adv instanceof Attributable)) {
throw new IllegalStateException("Only Attributable documents are supported.");
}
Attributable attrDoc = (Attributable) adv;
if (RendezVousConfiguration.AD_HOC == configuration) {
attrDoc.addAttribute(RDV_CONFIG_ATTR, "adhoc");
} else if (RendezVousConfiguration.EDGE == configuration) {
attrDoc.addAttribute(RDV_CONFIG_ATTR, "client");
} else if (RendezVousConfiguration.RENDEZVOUS == configuration) {
attrDoc.addAttribute(RDV_CONFIG_ATTR, "rendezvous");
}
if (maximumTTL != -1) {
if (maximumTTL < 0) {
throw new IllegalStateException("Maximum TTL must be >= 0");
}
attrDoc.addAttribute(MAX_TTL_ATTR, Integer.toString(maximumTTL));
}
if ((seedingURIs.isEmpty() && seedRendezvous.isEmpty() && useOnlySeeds) && (configuration == RendezVousConfiguration.EDGE)) {
throw new IllegalStateException("Must specify rendezvous if 'useOnlySeeds' is enabled and configured as client");
}
if (0 != autoRendezvousCheckInterval) {
if (autoRendezvousCheckInterval < 0) {
throw new IllegalStateException("Auto Rendezvous Check Interval must be >= 0");
}
attrDoc.addAttribute(AUTO_RDV_INTERVAL_ATTR, Long.toString(autoRendezvousCheckInterval));
}
if (!probeRelays) {
attrDoc.addAttribute(PROBE_RELAYS_ATTR, Boolean.toString(probeRelays));
}
if (-1 != maxClients) {
if (maxClients < 0) {
throw new IllegalStateException("Max Clients must be >= 0");
}
attrDoc.addAttribute(MAX_CLIENTS_ATTR, Integer.toString(maxClients));
}
if (0 != leaseDuration) {
if (leaseDuration < 0) {
throw new IllegalStateException("Lease Duration must be >= 0");
}
attrDoc.addAttribute(LEASE_DURATION_ATTR, Long.toString(leaseDuration));
}
if (0 != leaseMargin) {
if (leaseMargin < 0) {
throw new IllegalStateException("Lease Margin must be >= 0");
}
attrDoc.addAttribute(LEASE_MARGIN_ATTR, Long.toString(leaseMargin));
}
if (-1 != minHappyPeerView) {
if (minHappyPeerView < 0) {
throw new IllegalStateException("Min Happy Peer View must be > 0");
}
attrDoc.addAttribute(MIN_HAPPY_PEERVIEW_ATTR, Integer.toString(minHappyPeerView));
}
if (!seedRendezvous.isEmpty() || !seedingURIs.isEmpty()) {
Element seedsElem = adv.createElement(SEEDS_RDV_ELEMENT);
adv.appendChild(seedsElem);
Attributable attrSeeds = (Attributable) seedsElem;
if (useOnlySeeds) {
attrSeeds.addAttribute(USE_ONLY_SEEDS_ATTR, Boolean.toString(useOnlySeeds));
}
if (0 != seedRendezvousConnectDelay) {
if (seedRendezvousConnectDelay < 0) {
throw new IllegalStateException("Seed Rendezvous Connect Delay must be >= 0");
}
attrSeeds.addAttribute(CONNECT_DELAY_ATTR, Long.toString(seedRendezvousConnectDelay));
}
for (URI seedRendezvou : seedRendezvous) {
Element aSeed = adv.createElement(SEED_RDV_ADDR_ELEMENT, seedRendezvou.toString());
seedsElem.appendChild(aSeed);
}
for (URI seedingURI : seedingURIs) {
Element aSeed = adv.createElement(SEED_RDV_ADDR_ELEMENT, seedingURI.toString());
seedsElem.appendChild(aSeed);
Attributable seedAttr = (Attributable) aSeed;
seedAttr.addAttribute(SEED_RDV_ADDR_SEEDING_ATTR, Boolean.TRUE.toString());
}
if (aclURI != null) {
Element acl = adv.createElement(ACL_URI, aclURI.toString());
adv.appendChild(acl);
}
}
return adv;
}
/**
* {@inheritDoc}
*/
@Override
public String[] getIndexFields() {
return INDEXFIELDS;
}
/**
* True if this peer is to default to act as a rendezvous.
*
* @return True if this peer is to be a rendezvous
*/
public RendezVousConfiguration getConfiguration() {
return configuration;
}
/**
* Set the default rendezvous state of this peer.
*
* @param newstate if true then this peer should default to acting as a
* rendezvous.
*/
public void setConfiguration(RendezVousConfiguration newstate) {
configuration = newstate;
}
/**
* The interval in relative milliseconds at which this peer will re-evaluate
* it's state as a rendezvous. If <code>0</code> (zero), the default, then
* the peer will remain in the state of <code>isRendezvous</code>.
*
* @return The interval in relative milliseconds at which this peer will re-evaluate
* it's state as a rendezvous. If <code>0</code> (zero), the default, then
* the peer will remain in the state of <code>isRendezvous</code>.
*/
public long getAutoRendezvousCheckInterval() {
return autoRendezvousCheckInterval;
}
/**
* Sets the interval in relative milliseconds at which this peer will re-evaluate
* it's state as a rendezvous. If <code>0</code> (zero), the default, then
* the peer will remain in the state of <code>isRendezvous</code>.
*
* @param newvalue The interval in relative milliseconds at which this peer
* will re-evaluate it's state as a rendezvous. If <code>0</code> (zero),
* the default, then the peer will remain in the state of
* <code>isRendezvous</code>.
*/
public void setAutoRendezvousCheckInterval(long newvalue) {
if (newvalue < 0) {
throw new IllegalArgumentException("Auto Rendezvous Check Interval must be >= 0");
}
autoRendezvousCheckInterval = newvalue;
}
/**
* If true then rendezvous clients will probe relay servers for rendezvous.
*
* @return If true then rendezvous clients will probe relay servers for rendezvous.
*/
public boolean getProbeRelays() {
return probeRelays;
}
/**
* Set whether rendezvous clients will probe relay servers for rendezvous.
*
* @param doProbe If true then rendezvous clients will probe relay servers for rendezvous.
*/
public void setProbeRelays(boolean doProbe) {
probeRelays = doProbe;
}
public URI[] getSeedRendezvous() {
return seedRendezvous.toArray(new URI[0]);
}
public void addSeedRendezvous(URI addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
seedRendezvous.add(addr);
}
public void addSeedRendezvous(String addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
seedRendezvous.add(URI.create(addr));
}
public boolean removeSeedRendezvous(URI addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
return seedRendezvous.remove(addr);
}
public void clearSeedRendezvous() {
seedRendezvous.clear();
}
public URI[] getSeedingURIs() {
return seedingURIs.toArray(new URI[seedingURIs.size()]);
}
public void addSeedingURI(URI addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
seedingURIs.add(addr);
}
public void addSeedingURI(String addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
seedingURIs.add(URI.create(addr));
}
public boolean removeSeedingURI(URI addr) {
if (null == addr) {
throw new IllegalArgumentException("addr may not be null");
}
return seedingURIs.remove(addr);
}
public void clearSeedingURIs() {
seedingURIs.clear();
}
/**
* If true then this peer will use only seed rendezvous when configured as
* an edge peer.
*
* @return If true then this peer will use only seed rendezvous when
* configured as an edge peer.
*/
public boolean getUseOnlySeeds() {
return useOnlySeeds;
}
/**
* Set whether this peer will use only seed rendezvous when configured as
* an edge peer.
*
* @param onlySeeds If true then this peer will use only seed rendezvous
* when configured as an edge peer.
*/
public void setUseOnlySeeds(boolean onlySeeds) {
useOnlySeeds = onlySeeds;
}
/**
* The interval in relative milliseconds before which this peer will
* attempt to contact the the seed peers.
*
* @return The interval in relative milliseconds before which this peer will
* attempt to contact the the seed peers.
*/
public long getSeedRendezvousConnectDelay() {
return seedRendezvousConnectDelay;
}
/**
* Sets the interval in relative milliseconds before which this peer will
* attempt to contact the the seed peers.
*
* @param newvalue The interval in relative milliseconds before which this peer will
* attempt to contact the the seed peers or
* <code>-1</code> for the default value.
*/
public void setSeedRendezvousConnectDelay(long newvalue) {
if ((-1 != newvalue) && (newvalue < 0)) {
throw new IllegalArgumentException("Seed Rendezvous Connect Delay must be >= 0");
}
seedRendezvousConnectDelay = newvalue;
}
/**
* The interval in relative milliseconds of leases offered by rendezvous
* peers.
*
* @return The interval in relative milliseconds of leases offered by rendezvous
* peers.
*/
public long getLeaseDuration() {
return leaseDuration;
}
/**
* Sets interval in relative milliseconds of leases to be offered by rendezvous
* peers.
*
* @param newvalue The interval in relative milliseconds of leases to be offered by rendezvous
* peers or <code>-1</code> for the default value.
*/
public void setLeaseDuration(long newvalue) {
if ((-1 != newvalue) && (newvalue < 0)) {
throw new IllegalArgumentException("Lease Duration must be >= 0");
}
leaseDuration = newvalue;
}
/**
* The interval in relative milliseconds of leases offered by rendezvous
* peers.
*
* @return The interval in relative milliseconds of leases offered by rendezvous
* peers.
*/
public long getLeaseMargin() {
return leaseMargin;
}
/**
* Sets interval in relative milliseconds of leases to be offered by rendezvous
* peers.
*
* @param newvalue The interval in relative milliseconds of leases to be offered by rendezvous
* peers or
* <code>-1</code> for the default value.
*/
public void setLeaseMargin(long newvalue) {
if ((-1 != newvalue) && (newvalue < 0)) {
throw new IllegalArgumentException("Lease Margin must be >= 0");
}
leaseMargin = newvalue;
}
/**
* Return the maximum number of clients.
*
* @return The maximum number of clients.
*/
public int getMaxClients() {
return maxClients;
}
/**
* Sets he maximum number of clients.
*
* @param newvalue The maximum number of clients or
* <code>-1</code> for the default value.
*/
public void setMaxClients(int newvalue) {
if ((-1 != newvalue) && (newvalue <= 0)) {
throw new IllegalArgumentException("Max Clients must be > 0");
}
maxClients = newvalue;
}
/**
* Returns the maximum TTL for messages propagated by this peer or
* -1 for the default value.
*
* @return the maximum TTL for messages propagated by this peer or
* -1 for the default value.
*/
public int getMaxTTL() {
return maximumTTL;
}
/**
* Sets the maximum TTL for messages propagated by this peer.
*
* @param newvalue the maximum TTL for messages propagated by this peer or
* <code>-1</code> for the default value.
*/
public void setMaxTTL(int newvalue) {
if ((-1 != newvalue) && (newvalue <= 0)) {
throw new IllegalArgumentException("Max TTL must be >= 0");
}
maximumTTL = newvalue;
}
/**
* Returns the minimum peerview size which the rendezvous service will
* find sufficient.
*
* @return the minimum peerview size.
*/
public int getMinHappyPeerView() {
return minHappyPeerView;
}
/**
* Sets the minimum peerview size which the rendezvous service will find
* sufficient. If the peerview size is below that threshold, the peerview
* will more aggressively try to discover additional members. If permitted,
* the local peer may eventually decide to become a rendezvous in order for
* the peerview to reach that size.
*
* @param newvalue the minimum peerview size, which must be > 0 or
* <code>-1</code> for the default value.
*/
public void setMinHappyPeerView(int newvalue) {
if ((-1 != newvalue) && (newvalue <= 0)) {
throw new IllegalArgumentException("Min Happy Peer View size must be > 0");
}
minHappyPeerView = newvalue;
}
/**
* Return ACL URI if set
*
* @return ACL URI if set, null otherwise
*/
public URI getAclUri() {
return aclURI;
}
/**
* Sets ACL URI
*
* @param uri URI if set, null otherwise
*/
public void setAclUri(URI uri) {
aclURI = uri;
}
}