1 files changed, 108 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/java15/ProxyDiagnostics.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/java15/ProxyDiagnostics.java
new file mode 100644
index 00000000..bd2e7cac
--- /dev/null
+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/java15/ProxyDiagnostics.java
@@ -0,0 +1,108 @@
+/*
+ *  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.util.java15;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.Proxy;
+import java.net.ProxySelector;
+import java.net.SocketAddress;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.tools.ant.BuildException;
+
+/**
+ * This class exists to create a string that tells diagnostics about the current
+ * state of proxy diagnostics.
+ * It does this in its toString operator.
+ * Java1.5+ is needed to compile this class; its interface is classic typeless
+ * Java.
+ * @since Ant 1.7
+ */
+public class ProxyDiagnostics {
+
+    private String destination;
+
+    private URI destURI;
+
+    /** {@value} */
+    public static final String DEFAULT_DESTINATION = "http://ant.apache.org/";
+
+    /**
+     * create a diagnostics binding for a specific URI
+     * @param destination dest to bind to
+     * @throws BuildException if the URI is malformed.
+     */
+    public ProxyDiagnostics(String destination) {
+        this.destination = destination;
+        try {
+            this.destURI = new URI(destination);
+        } catch (URISyntaxException e) {
+            throw new BuildException(e);
+        }
+    }
+
+    /**
+     * create a proxy diagnostics tool bound to
+     * {@link #DEFAULT_DESTINATION}
+     */
+    public ProxyDiagnostics() {
+        this(DEFAULT_DESTINATION);
+    }
+
+    /**
+     * Get the diagnostics for proxy information.
+     * @return the information.
+     */
+    public String toString() {
+        ProxySelector selector = ProxySelector.getDefault();
+        List list = selector.select(destURI);
+        StringBuffer result = new StringBuffer();
+        Iterator proxies = list.listIterator();
+        while (proxies.hasNext()) {
+            Proxy proxy = (Proxy) proxies.next();
+            SocketAddress address = proxy.address();
+            if (address == null) {
+                result.append("Direct connection\n");
+            } else {
+                result.append(proxy.toString());
+                if (address instanceof InetSocketAddress) {
+                    InetSocketAddress ina = (InetSocketAddress) address;
+                    result.append(' ');
+                    result.append(ina.getHostName());
+                    result.append(':');
+                    result.append(ina.getPort());
+                    if (ina.isUnresolved()) {
+                        result.append(" [unresolved]");
+                    } else {
+                        InetAddress addr = ina.getAddress();
+                        result.append(" [");
+                        result.append(addr.getHostAddress());
+                        result.append(']');
+                    }
+                }
+                result.append('\n');
+            }
+        }
+        return result.toString();
+    }
+}