1 files changed, 77 insertions, 0 deletions
diff --git a/providers/bundles/org.eclipse.ecf.provider.filetransfer.httpclient4/src/org/eclipse/ecf/internal/provider/filetransfer/httpclient4/HttpClientProxyCredentialProvider.java b/providers/bundles/org.eclipse.ecf.provider.filetransfer.httpclient4/src/org/eclipse/ecf/internal/provider/filetransfer/httpclient4/HttpClientProxyCredentialProvider.java
new file mode 100644
index 000000000..d136697a7
--- /dev/null
+++ b/providers/bundles/org.eclipse.ecf.provider.filetransfer.httpclient4/src/org/eclipse/ecf/internal/provider/filetransfer/httpclient4/HttpClientProxyCredentialProvider.java
@@ -0,0 +1,77 @@
+/*******************************************************************************
+ * Copyright (c) 2009 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *     Thomas Joiner - HttpClient 4 implementation
+ *******************************************************************************/
+package org.eclipse.ecf.internal.provider.filetransfer.httpclient4;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.Credentials;
+import org.apache.http.auth.UsernamePasswordCredentials;
+import org.apache.http.client.CredentialsProvider;
+import org.eclipse.ecf.core.util.Proxy;
+import org.eclipse.ecf.core.util.Trace;
+
+public abstract class HttpClientProxyCredentialProvider implements CredentialsProvider {
+
+	abstract protected Proxy getECFProxy();
+
+	abstract protected Credentials getNTLMCredentials(Proxy proxy);
+
+	private Map cachedCredentials;
+
+	public HttpClientProxyCredentialProvider() {
+		cachedCredentials = new HashMap();
+	}
+
+	public void setCredentials(AuthScope authscope, Credentials credentials) {
+		this.cachedCredentials.put(authscope, credentials);
+	}
+
+	public Credentials getCredentials(AuthScope authscope) {
+		Trace.entering(Activator.PLUGIN_ID, DebugOptions.METHODS_ENTERING, HttpClientProxyCredentialProvider.class, "getCredentials " + authscope); //$NON-NLS-1$
+
+		if (this.cachedCredentials.containsKey(authscope)) {
+			return (Credentials) this.cachedCredentials.get(authscope);
+		}
+
+		Proxy proxy = getECFProxy();
+		if (proxy == null) {
+			return null;
+		}
+
+		Credentials credentials = null;
+		if ("ntlm".equalsIgnoreCase(authscope.getScheme())) { //$NON-NLS-1$
+			credentials = getNTLMCredentials(proxy);
+		} else if ("basic".equalsIgnoreCase(authscope.getScheme()) || //$NON-NLS-1$
+				"digest".equalsIgnoreCase(authscope.getScheme())) { //$NON-NLS-1$
+			final String proxyUsername = proxy.getUsername();
+			final String proxyPassword = proxy.getPassword();
+			if (proxyUsername != null) {
+				credentials = new UsernamePasswordCredentials(proxyUsername, proxyPassword);
+			}
+		} else if ("negotiate".equalsIgnoreCase(authscope.getScheme())) { //$NON-NLS-1$
+			Trace.trace(Activator.PLUGIN_ID, "SPNEGO is not supported, if you can contribute support, please do so."); //$NON-NLS-1$
+		} else {
+			Trace.trace(Activator.PLUGIN_ID, "Unrecognized authentication scheme."); //$NON-NLS-1$
+		}
+
+		if (credentials != null) {
+			cachedCredentials.put(authscope, credentials);
+		}
+
+		return credentials;
+	}
+
+	public void clear() {
+		this.cachedCredentials.clear();
+	}
+}