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/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package com.sun.mail.imap.protocol;

import java.util.*;
import com.sun.mail.iap.*;

/**
 * This class represents the response to the ID command. 

* * See RFC 2971. * * @since JavaMail 1.5.1 * @author Bill Shannon */ public class ID { private Map serverParams = null; /** * Parse the server parameter list out of the response. * * @param r the response * @exception ProtocolException for protocol failures */ public ID(Response r) throws ProtocolException { // id_response ::= "ID" SPACE id_params_list // id_params_list ::= "(" #(string SPACE nstring) ")" / nil // ;; list of field value pairs r.skipSpaces(); int c = r.peekByte(); if (c == 'N' || c == 'n') // assume NIL return; if (c != '(') throw new ProtocolException("Missing '(' at start of ID"); serverParams = new HashMap<>(); String[] v = r.readStringList(); if (v != null) { for (int i = 0; i < v.length; i += 2) { String name = v[i]; if (name == null) throw new ProtocolException("ID field name null"); if (i + 1 >= v.length) throw new ProtocolException("ID field without value: " + name); String value = v[i + 1]; serverParams.put(name, value); } } serverParams = Collections.unmodifiableMap(serverParams); } /** * Return the parsed server params. */ Map getServerParams() { return serverParams; } /** * Convert the client parameters into an argument list for the ID command. */ static Argument getArgumentList(Map clientParams) { Argument arg = new Argument(); if (clientParams == null) { arg.writeAtom("NIL"); return arg; } Argument list = new Argument(); // add params to list for (Map.Entry e : clientParams.entrySet()) { list.writeNString(e.getKey()); // assume these are ASCII only list.writeNString(e.getValue()); } arg.writeArgument(list); return arg; } }





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