public override InitialResult Initial(IList <string> parameters)
{
var result = new InitialResult()
{
IsOk = false, Msg = "initial error"
};
if (Sheet.Shape.Equals(new Shape()))
{
result.Msg = "Please create a spreadsheet first!";
return(result);
}
if (parameters.Count != 3)
{
result.Msg = "The number of parameters is not correct!";
return(result);
}
var parametersInt = new List <int>();
foreach (string parameter in parameters)
{
if (int.TryParse(parameter, out int value))
{
parametersInt.Add(value);
}
else
{
result.Msg = $"The parameter:'{parameter}' is not correct!";
return(result);
}
}
if (parametersInt[0] > Sheet.Shape.Width)
{
result.Msg = $"The parameter:'{parametersInt[0]}' should be less then {Sheet.Shape.Width}!";
return(result);
}
if (parametersInt[1] > Sheet.Shape.Height)
{
result.Msg = $"The parameter:'{parametersInt[1]}' should be less then {Sheet.Shape.Height}!";
return(result);
}
var key1 = new Coordinate()
{
X = parametersInt[1] - 1, Y = parametersInt[0] - 1
};
var value1 = parametersInt[2];
Sheet.Cells[key1] = value1;
result.IsOk = true;
result.Msg = "ok";
return(result);
}
// Z39.50 初始化
// 注：经过字符集协商，targetinfo 里面的某些成员会发生变化。因此需要把它保存下来继续使用
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
public async Task <InitialResult> TryInitialize(TargetInfo targetinfo)
{
{
// 处理通讯缓冲区中可能残留的 Close Response
// return value:
// -1 error
// 0 不是Close
// 1 是Close，已经迫使ZChannel处于尚未初始化状态
InitialResult result = await CheckServerCloseRequest();
}
if (this._channel.Connected == false ||
this._channel.Initialized == false ||
this._channel.HostName != targetinfo.HostName ||
this._channel.Port != targetinfo.Port)
{
if (this._channel.Connected == false)
{
Result result = await this._channel.Connect(targetinfo.HostName, targetinfo.Port);
if (result.Value == -1)
{
return new InitialResult {
Value = -1, ErrorInfo = result.ErrorInfo
}
}
;
}
// this.Stop.SetMessage("正在执行Z39.50初始化 ...");
{
// return Value:
// -1 出错
// 0 成功
InitialResult result = await Initial(
targetinfo,
targetinfo.IgnoreReferenceID,
this._currentRefID);
if (result.Value == -1)
{
return(result);
}
return(result);
}
}
return(new InitialResult {
Value = 1
});
}
public override InitialResult Initial(IList <string> parameters)
{
var result = new InitialResult()
{
IsOk = false, Msg = "initial error"
};
if (parameters.Count != 2)
{
result.Msg = "The number of parameters is not correct!";
return(result);
}
int p0 = 0;
int p1 = 0;
if (!int.TryParse(parameters[0], out p0))
{
result.Msg = "The first parameter should be integer!";
return(result);
}
if (!int.TryParse(parameters[1], out p1))
{
result.Msg = "The second parameter should be integer!";
return(result);
}
if (p0 < 1 || p1 < 1)
{
result.Msg = "The two parameters should be greater than 0 !";
return(result);
}
Sheet.Shape = new Shape()
{
Width = p0, Height = p1
};
Sheet.Cells = new Dictionary <Coordinate, int>();
result.IsOk = true;
result.Msg = "ok";
return(result);
}
// 执行一个通道的测试
async Task HandleTesting(ZClient client,
TargetInfo targetInfo,
ListViewItem item)
{
string strError = "";
Random rnd = new Random();
int i = 0;
while (cancel.Token.IsCancellationRequested == false)
{
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
InitialResult result = await client.TryInitialize(targetInfo, false);
if (result.Value == -1)
{
strError = "Initialize error: " + result.ErrorInfo;
this.Invoke(
(Action)(() =>
ListViewUtil.ChangeItemText(item, 2, strError)
));
return;
}
this.Invoke(
(Action)(() =>
ListViewUtil.ChangeItemText(item, 1, ((i++) + 1).ToString())
));
await Task.Delay(rnd.Next(1, 500));
}
}
int _fetched = 0; // 已经 Present 获取的条数
private async void button_search_Click(object sender, EventArgs e)
{
this.toolStripStatusLabel1.Text = "";
string strError = "";
this.ClearHtml();
_resultCount = 0;
_fetched = 0;
EnableControls(false);
try
{
// 如果 _targetInfo 涉及到的信息字段对比环境没有变化，就持续使用
if (_targetInfo.HostName != this.textBox_serverAddr.Text ||
_targetInfo.Port != Convert.ToInt32(this.textBox_serverPort.Text) ||
string.Join(",", _targetInfo.DbNames) != this.textBox_database.Text ||
_targetInfo.AuthenticationMethod != GetAuthentcationMethod() ||
_targetInfo.UserName != this.textBox_userName.Text ||
_targetInfo.Password != this.textBox_password.Text)
{
_targetInfo = new TargetInfo
{
HostName = this.textBox_serverAddr.Text,
Port = Convert.ToInt32(this.textBox_serverPort.Text),
DbNames = StringUtil.SplitList(this.textBox_database.Text).ToArray(),
AuthenticationMethod = GetAuthentcationMethod(),
GroupID = this.textBox_groupID.Text,
UserName = this.textBox_userName.Text,
Password = this.textBox_password.Text,
};
_zclient.CloseConnection();
}
IsbnConvertInfo isbnconvertinfo = new IsbnConvertInfo
{
IsbnSplitter = this._isbnSplitter,
ConvertStyle =
(_targetInfo.IsbnAddHyphen == true ? "addhyphen," : "")
+ (_targetInfo.IsbnRemoveHyphen == true ? "removehyphen," : "")
+ (_targetInfo.IsbnForce10 == true ? "force10," : "")
+ (_targetInfo.IsbnForce13 == true ? "force13," : "")
+ (_targetInfo.IsbnWild == true ? "wild," : "")
};
string strQueryString = "";
if (this.radioButton_query_easy.Checked)
{
// 创建只包含一个检索词的简单 XML 检索式
// 注：这种 XML 检索式不是 Z39.50 函数库必需的。只是用它来方便构造 API 检索式的过程
string strQueryXml = BuildQueryXml();
// 将 XML 检索式变化为 API 检索式
Result result = ZClient.ConvertQueryString(
this._useList,
strQueryXml,
isbnconvertinfo,
out strQueryString);
if (result.Value == -1)
{
strError = result.ErrorInfo;
goto ERROR1;
}
this.textBox_queryString.Text = strQueryString; // 便于调试观察
}
else
{
strQueryString = this.textBox_queryString.Text;
}
REDO_SEARCH:
{
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
// InitialResult result = _zclient.TryInitialize(_targetInfo).GetAwaiter().GetResult();
// InitialResult result = _zclient.TryInitialize(_targetInfo).Result;
InitialResult result = await _zclient.TryInitialize(_targetInfo);
if (result.Value == -1)
{
strError = "Initialize error: " + result.ErrorInfo;
goto ERROR1;
}
/*
* this.Invoke(
* (Action)(() => MessageBox.Show(this, result.ToString()))
* );
*/
}
// result.Value:
// -1 error
// 0 fail
// 1 succeed
// result.ResultCount:
// 命中结果集内记录条数 (当 result.Value 为 1 时)
SearchResult search_result = await _zclient.Search(
strQueryString,
_targetInfo.DefaultQueryTermEncoding,
_targetInfo.DbNames,
_targetInfo.PreferredRecordSyntax,
"default");
if (search_result.Value == -1 || search_result.Value == 0)
{
this.AppendHtml("<div class='debug error' >检索出错 " + search_result.ErrorInfo + "</div>");
if (search_result.ErrorCode == "ConnectionAborted")
{
this.AppendHtml("<div class='debug error' >自动重试检索 ...</div>");
goto REDO_SEARCH;
}
}
else
{
this.AppendHtml("<div class='debug green' >检索共命中记录 " + search_result.ResultCount + "</div>");
}
#if NO
this.Invoke(
(Action)(() => MessageBox.Show(this, search_result.ToString()))
);
#endif
_resultCount = search_result.ResultCount;
#if NO
if (_resultCount - _fetched > 0)
{
this.button_nextBatch.Enabled = true;
}
else
{
this.button_nextBatch.Enabled = false;
}
#endif
await FetchRecords(_targetInfo);
return;
}
finally
{
EnableControls(true);
}
ERROR1:
this.AppendHtml("<div class='debug error' >" + HttpUtility.HtmlEncode(strError) + "</div>");
MessageBox.Show(this, strError);
}
public async Task <InitialResult> HugeRequestAttack(TargetInfo targetinfo,
int length)
{
bool bTry = true;
{
// 处理通讯缓冲区中可能残留的 Close Response
// return value:
// -1 error
// 0 不是Close
// 1 是Close，已经迫使ZChannel处于尚未初始化状态
InitialResult result = await CheckServerCloseRequest().ConfigureAwait(false);
}
if (bTry == false ||
this._channel.Connected == false ||
this._channel.Initialized == false ||
this._channel.HostName != targetinfo.HostName ||
this._channel.Port != targetinfo.Port)
{
if (this._channel.Connected == false)
{
Result result = await this._channel.Connect(targetinfo.HostName, targetinfo.Port).ConfigureAwait(false);
if (result.Value == -1)
{
return new InitialResult {
Value = -1, ErrorInfo = result.ErrorInfo
}
}
;
}
// this.Stop.SetMessage("正在执行Z39.50初始化 ...");
// 2018/7/4
if (bTry == false)
{
this._channel.Initialized = false;
}
{
// return Value:
// -1 出错
// 0 成功
Result result = await ZChannel.SendInfinitPackage(
this._channel._client,
length).ConfigureAwait(false);
if (result.Value == -1)
{
return(new InitialResult(result));
}
return(new InitialResult(result));
}
}
return(new InitialResult {
Value = 1
});
}
}
int _fetched = 0; // 已经 Present 获取的条数
private async void button_search_Click(object sender, EventArgs e)
{
string strError = "";
EnableControls(false);
try
{
this.ClearHtml();
_resultCount = 0;
_fetched = 0;
this.button_nextBatch.Text = ">>";
// 如果 targetInfo 没有变化，就持续使用
if (_targetInfo.HostName != this.textBox_serverAddr.Text ||
_targetInfo.Port != Convert.ToInt32(this.textBox_serverPort.Text) ||
string.Join(",", _targetInfo.DbNames) != string.Join(",", new string[] { this.textBox_database.Text }) ||
_targetInfo.AuthenticationMethod != GetAuthentcationMethod() ||
_targetInfo.UserName != this.textBox_userName.Text ||
_targetInfo.Password != this.textBox_password.Text)
{
_targetInfo = new TargetInfo
{
HostName = this.textBox_serverAddr.Text,
Port = Convert.ToInt32(this.textBox_serverPort.Text),
DbNames = new string[] { this.textBox_database.Text },
AuthenticationMethod = GetAuthentcationMethod(),
GroupID = this.textBox_groupID.Text,
UserName = this.textBox_userName.Text,
Password = this.textBox_password.Text,
};
_zclient.CloseConnection();
}
IsbnConvertInfo isbnconvertinfo = new IsbnConvertInfo
{
IsbnSplitter = this._isbnSplitter,
ConvertStyle =
(_targetInfo.IsbnAddHyphen == true ? "addhyphen," : "")
+ (_targetInfo.IsbnRemoveHyphen == true ? "removehyphen," : "")
+ (_targetInfo.IsbnForce10 == true ? "force10," : "")
+ (_targetInfo.IsbnForce13 == true ? "force13," : "")
+ (_targetInfo.IsbnWild == true ? "wild," : "")
};
// 构造 XML 检索式
string strQueryXml = BuildQueryXml();
// 将 XML 检索式变化为简明格式检索式
int nRet = ZClient.GetQueryString(
this._useList,
strQueryXml,
isbnconvertinfo,
out string strQueryString,
out strError);
if (nRet == -1)
{
goto ERROR1;
}
{
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
InitialResult result = await _zclient.TryInitialize(_targetInfo);
if (result.Value == -1)
{
strError = "Initialize error: " + result.ErrorInfo;
goto ERROR1;
}
/*
* this.Invoke(
* (Action)(() => MessageBox.Show(this, result.ToString()))
* );
*/
}
SearchResult search_result = await _zclient.Search(
strQueryString,
_targetInfo.DefaultQueryTermEncoding,
_targetInfo.DbNames,
_targetInfo.PreferredRecordSyntax,
"default");
this.AppendHtml("<div class='debug green' >检索共命中记录 " + search_result.ResultCount + "</div>");
#if NO
this.Invoke(
(Action)(() => MessageBox.Show(this, search_result.ToString()))
);
#endif
_resultCount = search_result.ResultCount;
#if NO
if (_resultCount - _fetched > 0)
{
this.button_nextBatch.Enabled = true;
}
else
{
this.button_nextBatch.Enabled = false;
}
#endif
await FetchRecords();
return;
}
finally
{
EnableControls(true);
}
ERROR1:
MessageBox.Show(this, strError);
}
// 执行一个通道的测试
async Task HandleTesting(ZClient client,
TargetInfo targetInfo,
ListViewItem item)
{
string strError = "";
Random rnd = new Random();
int i = 0;
while (cancel.Token.IsCancellationRequested == false)
{
{
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
InitialResult result = await client.TryInitialize(targetInfo, false);
if (result.Value == -1)
{
strError = "Initialize error: " + result.ErrorInfo;
this.Invoke(
(Action)(() =>
ListViewUtil.ChangeItemText(item, 2, strError)
));
return;
}
}
this.Invoke(
(Action)(() =>
ListViewUtil.ChangeItemText(item, 1, ((i++) + 1).ToString())
));
// 检索
{
string strQuery = "\"中国\"/1=4";
SearchResult result = await client.Search(strQuery,
targetInfo.DefaultQueryTermEncoding,
targetInfo.DbNames,
targetInfo.PreferredRecordSyntax,
"default");
if (result.Value == -1)
{
strError = "Search error: " + result.ErrorInfo;
this.Invoke(
(Action)(() =>
ListViewUtil.ChangeItemText(item, 2, strError)
));
return;
}
}
// 获取
// 切断
if ((i % 10) == 0)
{
client.CloseConnection();
}
await Task.Delay(rnd.Next(1, 500));
}
}
// 针对一个特定 Z30.50 服务器发起检索
async Task <NormalResult> SearchOne(
ZClientChannel channel,
UseCollection useList,
IsbnSplitter isbnSplitter,
string strQueryWord,
int nMax,
string strFromStyle,
string strMatchStyle,
delegate_searchCompleted searchCompleted,
delegate_presentCompleted presentCompleted)
{
var ok = channel.Enter();
try
{
if (ok == false)
{
return(new NormalResult
{
Value = -1,
ErrorInfo = "通道已被占用",
ErrorCode = "channelInUse"
});
}
var _targetInfo = channel.TargetInfo;
IsbnConvertInfo isbnconvertinfo = new IsbnConvertInfo
{
IsbnSplitter = isbnSplitter,
ConvertStyle =
(_targetInfo.IsbnAddHyphen == true ? "addhyphen," : "")
+ (_targetInfo.IsbnRemoveHyphen == true ? "removehyphen," : "")
+ (_targetInfo.IsbnForce10 == true ? "force10," : "")
+ (_targetInfo.IsbnForce13 == true ? "force13," : "")
+ (_targetInfo.IsbnWild == true ? "wild," : "")
// TODO:
+ (_targetInfo.IssnForce8 == true ? "issnforce8," : "")
};
string strQueryString = "";
{
// 创建只包含一个检索词的简单 XML 检索式
// 注：这种 XML 检索式不是 Z39.50 函数库必需的。只是用它来方便构造 API 检索式的过程
string strQueryXml = BuildQueryXml(strQueryWord, strFromStyle);
// 将 XML 检索式变化为 API 检索式
var result = ZClient.ConvertQueryString(
useList,
strQueryXml,
isbnconvertinfo,
out strQueryString);
if (result.Value == -1)
{
searchCompleted?.Invoke(channel, new SearchResult(result));
var final_result = new NormalResult {
Value = result.Value, ErrorInfo = result.ErrorInfo
};
if (result.ErrorCode == "notFound")
{
final_result.ErrorCode = "useNotFound";
}
return(final_result);
}
}
REDO_SEARCH:
{
// return Value:
// -1 出错
// 0 成功
// 1 调用前已经是初始化过的状态，本次没有进行初始化
// InitialResult result = _zclient.TryInitialize(_targetInfo).GetAwaiter().GetResult();
// InitialResult result = _zclient.TryInitialize(_targetInfo).Result;
InitialResult result = await channel.ZClient.TryInitialize(_targetInfo);
if (result.Value == -1)
{
searchCompleted?.Invoke(channel, new SearchResult(result));
// TODO: 是否继续向后检索其他 Z39.50 服务器?
return(new NormalResult {
Value = -1, ErrorInfo = "Initialize error: " + result.ErrorInfo
});
}
}
// result.Value:
// -1 error
// 0 fail
// 1 succeed
// result.ResultCount:
// 命中结果集内记录条数 (当 result.Value 为 1 时)
SearchResult search_result = await channel.ZClient.Search(
strQueryString,
_targetInfo.DefaultQueryTermEncoding,
_targetInfo.DbNames,
_targetInfo.PreferredRecordSyntax,
"default");
if (search_result.Value == -1 || search_result.Value == 0)
{
if (search_result.ErrorCode == "ConnectionAborted")
{
// 自动重试检索
goto REDO_SEARCH;
}
}
searchCompleted?.Invoke(channel, search_result);
channel._resultCount = search_result.ResultCount;
if (search_result.Value == -1 ||
search_result.Value == 0 ||
search_result.ResultCount == 0)
{
return(new NormalResult()); // continue
}
var present_result = await _fetchRecords(channel, PresentBatchSize /*10*/);
presentCompleted?.Invoke(channel, present_result);
if (present_result.Value != -1)
{
channel._fetched += present_result.Records.Count;
}
return(new NormalResult());
}
finally
{
channel.Exit();
}
}
