--- /dev/null
+/*
+ * jFCPlib - Peer.java - Copyright © 2008 David Roden
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+package net.pterodactylus.fcp;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+/**
+ * The “Peer” reply by the node contains information about a peer.
+ *
+ * @author David ‘Bombe’ Roden <bombe@freenetproject.org>
+ */
+public class Peer extends BaseMessage {
+
+ /**
+ * Creates a new “Peer” reply from the received message.
+ *
+ * @param receivedMessage
+ * The received message
+ */
+ Peer(FcpMessage receivedMessage) {
+ super(receivedMessage);
+ }
+
+ /**
+ * Returns a collection of fields as a node reference.
+ *
+ * @return The node reference contained within this message
+ */
+ public NodeRef getNodeRef() {
+ NodeRef nodeRef = new NodeRef();
+ nodeRef.setARK(getARK());
+ nodeRef.setDSAGroup(getDSAGroup());
+ nodeRef.setDSAPublicKey(getDSAPublicKey());
+ nodeRef.setIdentity(getIdentity());
+ nodeRef.setLastGoodVersion(getLastGoodVersion());
+ nodeRef.setLocation(getLocation());
+ nodeRef.setName(getMyName());
+ nodeRef.setNegotiationTypes(getNegotiationTypes());
+ nodeRef.setOpennet(isOpennet());
+ nodeRef.setPhysicalUDP(getPhysicalUDP());
+ nodeRef.setVersion(getVersion());
+ return nodeRef;
+ }
+
+ /**
+ * Returns the identifier of the request.
+ *
+ * @return The identifier of the request
+ */
+ public String getIdentifier() {
+ return getField("Identifier");
+ }
+
+ /**
+ * Returns the “physical.udp” line from the message. It contains all IP
+ * addresses and port numbers of the peer.
+ *
+ * @return The IP addresses and port numbers of the peer
+ */
+ public String getPhysicalUDP() {
+ return getField("physical.udp");
+ }
+
+ /**
+ * Returns whether the listed peer is an opennet peer.
+ *
+ * @return <code>true</code> if the peer is an opennet peer,
+ * <code>false</code> if the peer is a darknet peer
+ */
+ public boolean isOpennet() {
+ return Boolean.valueOf(getField("opennet"));
+ }
+
+ /**
+ * Returns whether this peer is a seed.
+ *
+ * @return <code>true</code> if the peer is a seed, <code>false</code>
+ * otherwise
+ */
+ public boolean isSeed() {
+ return Boolean.valueOf(getField("seed"));
+ }
+
+ /**
+ * Returns the “y” part of the peer’s public DSA key.
+ *
+ * @return The public DSA key
+ */
+ public String getDSAPublicKey() {
+ return getField("dsaPubKey.y");
+ }
+
+ /**
+ * Returns the DSA group of the peer.
+ *
+ * @return The DSA group of the peer
+ */
+ public DSAGroup getDSAGroup() {
+ return new DSAGroup(getField("dsaGroup.g"), getField("dsaGroup.p"), getField("dsaGroup.q"));
+ }
+
+ /**
+ * Returns the last good version of the peer, i.e. the oldest version the
+ * peer will connect to.
+ *
+ * @return The last good version of the peer
+ */
+ public Version getLastGoodVersion() {
+ return new Version(getField("lastGoodVersion"));
+ }
+
+ /**
+ * Returns the ARK of the peer.
+ *
+ * @return The ARK of the peer
+ */
+ public ARK getARK() {
+ return new ARK(getField("ark.pubURI"), getField("ark.number"));
+ }
+
+ /**
+ * Returns the identity of the peer.
+ *
+ * @return The identity of the peer
+ */
+ public String getIdentity() {
+ return getField("identity");
+ }
+
+ /**
+ * Returns the name of the peer. If the peer is not a darknet peer it will
+ * have no name.
+ *
+ * @return The name of the peer, or <code>null</code> if the peer is an
+ * opennet peer
+ */
+ public String getMyName() {
+ return getField("myName");
+ }
+
+ /**
+ * Returns the location of the peer.
+ *
+ * @return The location of the peer
+ * @throws NumberFormatException
+ * if the field can not be parsed
+ */
+ public double getLocation() throws NumberFormatException {
+ return Double.valueOf(getField("location"));
+ }
+
+ /**
+ * Returns whether the peer is a testnet node.
+ *
+ * @return <code>true</code> if the peer is a testnet node,
+ * <code>false</code> otherwise
+ */
+ public boolean isTestnet() {
+ return Boolean.valueOf("testnet");
+ }
+
+ /**
+ * Returns the version of the peer.
+ *
+ * @return The version of the peer
+ */
+ public Version getVersion() {
+ return new Version(getField("version"));
+ }
+
+ /**
+ * Returns the negotiation types the peer supports.
+ *
+ * @return The supported negotiation types
+ */
+ public int[] getNegotiationTypes() {
+ return FcpUtils.decodeMultiIntegerField(getField("auth.negTypes"));
+ }
+
+ /**
+ * Returns all volatile fields from the message.
+ *
+ * @return All volatile files
+ */
+ public Map<String, String> getVolatileFields() {
+ Map<String, String> volatileFields = new HashMap<String, String>();
+ for (Entry<String, String> field : getFields().entrySet()) {
+ if (field.getKey().startsWith("volatile.")) {
+ volatileFields.put(field.getKey(), field.getValue());
+ }
+ }
+ return Collections.unmodifiableMap(volatileFields);
+ }
+
+ /**
+ * Returns one of the volatile fields from the message. The given field name
+ * is prepended with “volatile.” so if you want to get the value of the
+ * field with the name “volatile.status” you only need to specify “status”.
+ *
+ * @param field
+ * The name of the field
+ * @return The value of the field, or <code>null</code> if there is no such
+ * field
+ */
+ public String getVolatile(String field) {
+ return getField("volatile." + field);
+ }
+
+ /**
+ * Returns all metadata fields from the message.
+ *
+ * @return All volatile files
+ */
+ public Map<String, String> getMetadataFields() {
+ Map<String, String> metadataFields = new HashMap<String, String>();
+ for (Entry<String, String> field : getFields().entrySet()) {
+ if (field.getKey().startsWith("metadata.")) {
+ metadataFields.put(field.getKey(), field.getValue());
+ }
+ }
+ return Collections.unmodifiableMap(metadataFields);
+ }
+
+ /**
+ * Returns one of the metadata fields from the message. The given field name
+ * is prepended with “metadata.” so if you want to get the value of the
+ * field with the name “metadata.timeLastRoutable” you only need to specify
+ * “timeLastRoutable”.
+ *
+ * @param field
+ * The name of the field
+ * @return The value of the field, or <code>null</code> if there is no such
+ * field
+ */
+ public String getMetadata(String field) {
+ return getField("metadata." + field);
+ }
+
+}