Mercurial > 510Connectbot
annotate src/com/five_ten_sg/connectbot/transport/TransportFactory.java @ 418:39533be5cbe9
remove unneeded catch
| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Wed, 29 Oct 2014 13:28:59 -0700 |
| parents | 77ac18bc1b2f |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * ConnectBot: simple, powerful, open-source SSH client for Android | |
| 3 * Copyright 2007 Kenny Root, Jeffrey Sharkey | |
| 4 * | |
| 5 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 6 * you may not use this file except in compliance with the License. | |
| 7 * You may obtain a copy of the License at | |
| 8 * | |
| 9 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 * | |
| 11 * Unless required by applicable law or agreed to in writing, software | |
| 12 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 * See the License for the specific language governing permissions and | |
| 15 * limitations under the License. | |
| 16 */ | |
| 17 | |
| 18 package com.five_ten_sg.connectbot.transport; | |
| 19 | |
| 20 import java.util.HashMap; | |
| 21 import java.util.Map; | |
| 22 | |
| 23 import com.five_ten_sg.connectbot.bean.HostBean; | |
| 24 import com.five_ten_sg.connectbot.util.HostDatabase; | |
| 25 import android.content.Context; | |
| 26 import android.net.Uri; | |
| 27 import android.util.Log; | |
| 28 | |
| 29 | |
| 30 /** | |
| 31 * @author Kenny Root | |
| 32 * | |
| 33 */ | |
| 34 public class TransportFactory { | |
| 35 private static final String TAG = "ConnectBot.TransportFactory"; | |
| 36 | |
| 37 private static String[] transportNames = { | |
| 38 SSH.getProtocolName(), | |
| 11 | 39 TN5250.getProtocolName(), |
| 0 | 40 Telnet.getProtocolName(), |
| 41 Local.getProtocolName(), | |
| 42 }; | |
| 43 | |
| 44 /** | |
| 45 * @param protocol | |
| 46 * @return | |
| 47 */ | |
| 48 public static AbsTransport getTransport(String protocol) { | |
| 49 if (SSH.getProtocolName().equals(protocol)) { | |
| 50 return new SSH(); | |
| 51 } | |
| 11 | 52 else if (TN5250.getProtocolName().equals(protocol)) { |
| 53 return new TN5250(); | |
| 54 } | |
| 0 | 55 else if (Telnet.getProtocolName().equals(protocol)) { |
| 56 return new Telnet(); | |
| 57 } | |
| 58 else if (Local.getProtocolName().equals(protocol)) { | |
| 59 return new Local(); | |
| 60 } | |
| 61 else { | |
| 62 return null; | |
| 63 } | |
| 64 } | |
| 65 | |
| 13 | 66 public static Uri getUri(String protocol, String input) { |
| 0 | 67 Log.d("TransportFactory", String.format( |
| 13 | 68 "Attempting to discover URI for protocol=%s on input=%s", |
| 69 protocol, input)); | |
| 11 | 70 AbsTransport t = getTransport(protocol); |
|
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77ac18bc1b2f
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parents:
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diff
changeset
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71 |
| 11 | 72 if (t == null) return null; |
|
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77ac18bc1b2f
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parents:
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changeset
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73 |
| 11 | 74 return t.getUri(input); |
| 0 | 75 } |
| 76 | |
| 77 public static String[] getTransportNames() { | |
| 78 return transportNames; | |
| 79 } | |
| 80 | |
| 81 public static boolean isSameTransportType(AbsTransport a, AbsTransport b) { | |
| 82 if (a == null || b == null) | |
| 83 return false; | |
| 84 | |
| 85 return a.getClass().equals(b.getClass()); | |
| 86 } | |
| 87 | |
| 88 public static boolean canForwardPorts(String protocol) { | |
| 11 | 89 AbsTransport t = getTransport(protocol); |
|
112
77ac18bc1b2f
cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
|
90 |
| 11 | 91 if (t == null) return false; |
|
112
77ac18bc1b2f
cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
|
92 |
| 11 | 93 return t.canForwardPorts(); |
| 0 | 94 } |
| 95 | |
| 96 /** | |
| 97 * @param protocol text name of protocol | |
| 98 * @param context | |
| 99 * @return expanded format hint | |
| 100 */ | |
| 101 public static String getFormatHint(String protocol, Context context) { | |
| 11 | 102 AbsTransport t = getTransport(protocol); |
|
112
77ac18bc1b2f
cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
|
103 |
| 11 | 104 if (t == null) return "???"; |
|
112
77ac18bc1b2f
cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents:
13
diff
changeset
|
105 |
| 11 | 106 return t.getFormatHint(context); |
| 0 | 107 } |
| 108 | |
| 109 /** | |
| 110 * @param hostdb Handle to HostDatabase | |
| 111 * @param uri URI to target server | |
| 112 * @return HostBean or null | |
| 113 */ | |
| 114 public static HostBean findHost(HostDatabase hostdb, Uri uri) { | |
| 115 AbsTransport transport = getTransport(uri.getScheme()); | |
| 116 Map<String, String> selection = new HashMap<String, String>(); | |
| 117 transport.getSelectionArgs(uri, selection); | |
| 118 | |
| 119 if (selection.size() == 0) { | |
| 120 Log.e(TAG, String.format("Transport %s failed to do something useful with URI=%s", | |
| 121 uri.getScheme(), uri.toString())); | |
| 122 throw new IllegalStateException("Failed to get needed selection arguments"); | |
| 123 } | |
| 124 | |
| 125 return hostdb.findHost(selection); | |
| 126 } | |
| 127 } |