aboutsummaryrefslogtreecommitdiffstats
path: root/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
diff options
context:
space:
mode:
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java')
-rw-r--r--framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java256
1 files changed, 0 insertions, 256 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
deleted file mode 100644
index 5cd433ca..00000000
--- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
+++ /dev/null
@@ -1,256 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-package org.apache.tools.ant.taskdefs;
-
-import java.net.Inet4Address;
-import java.net.Inet6Address;
-import java.net.InetAddress;
-import java.net.NetworkInterface;
-import java.util.Arrays;
-import java.util.Enumeration;
-import java.util.LinkedList;
-import java.util.List;
-
-import org.apache.tools.ant.BuildException;
-import org.apache.tools.ant.Project;
-import org.apache.tools.ant.Task;
-
-/**
- * Sets properties to the host provided, or localhost if no information is
- * provided. The default properties are NAME, FQDN, ADDR4, ADDR6;
- *
- * @since Ant 1.8
- * @ant.task category="utility"
- */
-
-
-public class HostInfo extends Task {
- private static final String DEF_REM_ADDR6 = "::";
-
- private static final String DEF_REM_ADDR4 = "0.0.0.0";
-
- private static final String DEF_LOCAL_ADDR6 = "::1";
-
- private static final String DEF_LOCAL_ADDR4 = "127.0.0.1";
-
- private static final String DEF_LOCAL_NAME = "localhost";
- private static final String DEF_DOMAIN = "localdomain";
-
- private static final String DOMAIN = "DOMAIN";
-
- private static final String NAME = "NAME";
-
- private static final String ADDR4 = "ADDR4";
-
- private static final String ADDR6 = "ADDR6";
-
- private String prefix = "";
-
- private String host;
-
- private InetAddress nameAddr;
-
- private InetAddress best6;
-
- private InetAddress best4;
-
- private List<InetAddress> inetAddrs;
-
- /**
- * Set a prefix for the properties. If the prefix does not end with a "."
- * one is automatically added.
- *
- * @param aPrefix
- * the prefix to use.
- * @since Ant 1.8
- */
- public void setPrefix(String aPrefix) {
- prefix = aPrefix;
- if (!prefix.endsWith(".")) {
- prefix += ".";
- }
- }
-
- /**
- * Set the host to be retrieved.
- *
- * @param aHost
- * the name or the address of the host, data for the local host
- * will be retrieved if omitted.
- * @since Ant 1.8
- */
- public void setHost(String aHost) {
- host = aHost;
- }
-
- /**
- * set the properties.
- *
- * @throws BuildException
- * on error.
- */
- public void execute() throws BuildException {
- if (host == null || "".equals(host)) {
- executeLocal();
- } else {
- executeRemote();
- }
- }
-
- private void executeLocal() {
- try {
- inetAddrs = new LinkedList<InetAddress>();
- Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
- while (interfaces.hasMoreElements()) {
- NetworkInterface currentif = interfaces.nextElement();
- Enumeration<InetAddress> addrs = currentif.getInetAddresses();
- while (addrs.hasMoreElements()) {
- inetAddrs.add(addrs.nextElement());
- }
- }
- selectAddresses();
-
- if (nameAddr != null && hasHostName(nameAddr)) {
- setDomainAndName(nameAddr.getCanonicalHostName());
- } else {
- setProperty(DOMAIN, DEF_DOMAIN);
- setProperty(NAME, DEF_LOCAL_NAME);
- }
- if (best4 != null) {
- setProperty(ADDR4, best4.getHostAddress());
- } else {
- setProperty(ADDR4, DEF_LOCAL_ADDR4);
- }
- if (best6 != null) {
- setProperty(ADDR6, best6.getHostAddress());
- } else {
- setProperty(ADDR6, DEF_LOCAL_ADDR6);
- }
- } catch (Exception e) {
- log("Error retrieving local host information", e, Project.MSG_WARN);
- setProperty(DOMAIN, DEF_DOMAIN);
- setProperty(NAME, DEF_LOCAL_NAME);
- setProperty(ADDR4, DEF_LOCAL_ADDR4);
- setProperty(ADDR6, DEF_LOCAL_ADDR6);
- }
- }
-
- private boolean hasHostName(InetAddress addr) {
- return !addr.getHostAddress().equals(addr.getCanonicalHostName());
- }
-
- private void selectAddresses() {
- for (InetAddress current : inetAddrs) {
- if (!current.isMulticastAddress()) {
- if (current instanceof Inet4Address) {
- best4 = selectBestAddress(best4, current);
- } else if (current instanceof Inet6Address) {
- best6 = selectBestAddress(best6, current);
- }
- }
- }
-
- nameAddr = selectBestAddress(best4, best6);
- }
-
- private InetAddress selectBestAddress(InetAddress bestSoFar,
- InetAddress current) {
- InetAddress best = bestSoFar;
- if (best == null) {
- // none selected so far, so this one is better.
- best = current;
- } else {
- if (current == null || current.isLoopbackAddress()) {
- // definitely not better than the previously selected address.
- } else if (current.isLinkLocalAddress()) {
- // link local considered better than loopback
- if (best.isLoopbackAddress()) {
- best = current;
- }
- } else if (current.isSiteLocalAddress()) {
- // site local considered better than link local (and loopback)
- // address with hostname resolved considered better than
- // address without hostname
- if (best.isLoopbackAddress()
- || best.isLinkLocalAddress()
- || (best.isSiteLocalAddress() && !hasHostName(best))) {
- best = current;
- }
- } else {
- // current is a "Global address", considered better than
- // site local (and better than link local, loopback)
- // address with hostname resolved considered better than
- // address without hostname
- if (best.isLoopbackAddress()
- || best.isLinkLocalAddress()
- || best.isSiteLocalAddress()
- || !hasHostName(best)) {
- best = current;
- }
- }
- }
- return best;
- }
-
- private void executeRemote() {
- try {
- inetAddrs = Arrays.asList(InetAddress.getAllByName(host));
-
- selectAddresses();
-
- if (nameAddr != null && hasHostName(nameAddr)) {
- setDomainAndName(nameAddr.getCanonicalHostName());
- } else {
- setDomainAndName(host);
- }
- if (best4 != null) {
- setProperty(ADDR4, best4.getHostAddress());
- } else {
- setProperty(ADDR4, DEF_REM_ADDR4);
- }
- if (best6 != null) {
- setProperty(ADDR6, best6.getHostAddress());
- } else {
- setProperty(ADDR6, DEF_REM_ADDR6);
- }
- } catch (Exception e) {
- log("Error retrieving remote host information for host:" + host
- + ".", e, Project.MSG_WARN);
- setDomainAndName(host);
- setProperty(ADDR4, DEF_REM_ADDR4);
- setProperty(ADDR6, DEF_REM_ADDR6);
- }
- }
-
- private void setDomainAndName(String fqdn) {
- int idx = fqdn.indexOf('.');
- if (idx > 0) {
- setProperty(NAME, fqdn.substring(0, idx));
- setProperty(DOMAIN, fqdn.substring(idx+1));
- } else {
- setProperty(NAME, fqdn);
- setProperty(DOMAIN, DEF_DOMAIN);
- }
- }
-
- private void setProperty(String name, String value) {
- getProject().setNewProperty(prefix + name, value);
- }
-
-}