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73 lines
3.0 KiB
Java
73 lines
3.0 KiB
Java
/**
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* Copyright (C) 2014 Serval Project Inc.
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*
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* This file is part of Serval Software (http://www.servalproject.org)
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*
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* Serval Software is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this source code; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package org.servalproject.servaldna.meshms;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import org.servalproject.servaldna.ServalDInterfaceException;
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import org.servalproject.json.JSONTokeniser;
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import org.servalproject.json.JSONInputException;
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class MeshMSCommon
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{
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protected static JSONTokeniser connectMeshMSRestful(HttpURLConnection conn) throws IOException, ServalDInterfaceException, MeshMSException
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{
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conn.connect();
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if (!conn.getContentType().equals("application/json"))
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throw new ServalDInterfaceException("unexpected HTTP Content-Type: " + conn.getContentType());
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if (conn.getResponseCode() == HttpURLConnection.HTTP_FORBIDDEN) {
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JSONTokeniser json = new JSONTokeniser(new InputStreamReader(conn.getErrorStream(), "US-ASCII"));
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try {
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json.consume(JSONTokeniser.Token.START_OBJECT);
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json.consume("http_status_code");
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json.consume(JSONTokeniser.Token.COLON);
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json.consume(Integer.class);
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json.consume(JSONTokeniser.Token.COMMA);
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json.consume("http_status_message");
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json.consume(JSONTokeniser.Token.COLON);
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String message = json.consume(String.class);
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json.consume(JSONTokeniser.Token.COMMA);
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json.consume("meshms_status_code");
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json.consume(JSONTokeniser.Token.COLON);
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int meshms_status = json.consume(Integer.class);
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json.consume(JSONTokeniser.Token.END_OBJECT);
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json.consume(JSONTokeniser.Token.EOF);
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switch (meshms_status) {
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case 2:
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throw new MeshMSUnknownIdentityException(conn.getURL());
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case 3:
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throw new MeshMSProtocolFaultException(conn.getURL());
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}
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throw new ServalDInterfaceException("unexpected MeshMS status = " + meshms_status + ", \"" + message + "\"");
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}
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catch (JSONInputException e) {
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throw new ServalDInterfaceException("malformed response body for HTTP status code " + conn.getResponseCode(), e);
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}
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}
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if (conn.getResponseCode() != HttpURLConnection.HTTP_OK)
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throw new ServalDInterfaceException("unexpected HTTP response code: " + conn.getResponseCode());
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JSONTokeniser json = new JSONTokeniser(new InputStreamReader(conn.getInputStream(), "US-ASCII"));
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return json;
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}
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}
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