//
// return:
// -1 出错，不希望继续以后的操作
// 0 成功
// 1 出错，但希望继续后面的操作
/// <summary>
/// 获得读者库属性列表
/// </summary>
/// <returns>-1: 出错，不希望继续以后的操作; 0: 成功; 1: 出错，但希望继续后面的操作</returns>
public int InitialReaderDbProperties()
{
REDO:
int nRet = PrepareSearch();
if (nRet == 0)
return -1;
string strError = "";
Stop.OnStop += new StopEventHandler(this.DoStop);
Stop.Initial("正在获得读者库属性列表 ...");
Stop.BeginLoop();
try
{
string strValue = "";
long lRet = 0;
this.ReaderDbProperties = new List<ReaderDbProperty>();
this.m_readerDbNames = null;
// 新用法：一次性获得全部参数
lRet = Channel.GetSystemParameter(Stop,
"system",
"readerDbGroup",
out strValue,
out strError);
if (lRet == -1)
{
strError = "针对服务器 " + Channel.Url + " 获得读者库信息过程发生错误：" + strError;
goto ERROR1;
}
if (String.IsNullOrEmpty(strValue) == true)
{
// 还是用旧方法
lRet = Channel.GetSystemParameter(Stop,
"reader",
"dbnames",
out strValue,
out strError);
if (lRet == -1)
{
strError = "针对服务器 " + Channel.Url + " 获得读者库名列表过程发生错误：" + strError;
goto ERROR1;
}
string[] readerDbNames = strValue.Split(new char[] { ',' });
for (int i = 0; i < readerDbNames.Length; i++)
{
ReaderDbProperty property = new ReaderDbProperty();
property.DbName = readerDbNames[i];
this.ReaderDbProperties.Add(property);
}
}
else
{
// 新方法
XmlDocument dom = new XmlDocument();
dom.LoadXml("<root />");
try
{
dom.DocumentElement.InnerXml = strValue;
}
catch (Exception ex)
{
strError = "category=system,name=readerDbGroup所返回的XML片段在装入InnerXml时出错: " + ex.Message;
goto ERROR1;
}
XmlNodeList nodes = dom.DocumentElement.SelectNodes("database");
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
ReaderDbProperty property = new ReaderDbProperty();
this.ReaderDbProperties.Add(property);
property.DbName = DomUtil.GetAttr(node, "name");
property.LibraryCode = DomUtil.GetAttr(node, "libraryCode");
bool bValue = true;
nRet = DomUtil.GetBooleanParam(node,
"inCirculation",
true,
out bValue,
out strError);
property.InCirculation = bValue;
}
}
// MessageBox.Show(this, Convert.ToString(lRet) + " : " + strError);
}
finally
{
Stop.EndLoop();
Stop.OnStop -= new StopEventHandler(this.DoStop);
Stop.Initial("");
EndSearch();
}
return 0;
ERROR1:
DialogResult result = MessageBox.Show(this,
strError + "\r\n\r\n是否重试?",
"dp2Circulation",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == System.Windows.Forms.DialogResult.Yes)
goto REDO;
if (result == DialogResult.No)
return 1; // 出错，但希望继续后面的操作
return -1; // 出错，不希望继续以后的操作
}
//
// return:
// -1 出错，不希望继续以后的操作
// 0 成功
// 1 出错，但希望继续后面的操作
/// <summary>
/// 获得读者库属性列表
/// </summary>
/// <param name="bPrepareSearch">是否要准备通道</param>
/// <returns>-1: 出错，不希望继续以后的操作; 0: 成功; 1: 出错，但希望继续后面的操作</returns>
public int InitialReaderDbProperties(bool bPrepareSearch = true)
{
REDO:
if (bPrepareSearch == true)
{
if (PrepareSearch() == 0)
return -1;
}
string strError = "";
int nRet = 0;
Stop.OnStop += new StopEventHandler(this.DoStop);
Stop.Initial("正在初始化读者库属性列表 ...");
Stop.BeginLoop();
try
{
this.ReaderDbProperties = new List<ReaderDbProperty>();
this.m_readerDbNames = null;
if (this.AllDatabaseDom == null)
return 0;
XmlNodeList nodes = this.AllDatabaseDom.DocumentElement.SelectNodes("database[@type='reader']");
foreach (XmlNode node in nodes)
{
ReaderDbProperty property = new ReaderDbProperty();
this.ReaderDbProperties.Add(property);
property.DbName = DomUtil.GetAttr(node, "name");
property.LibraryCode = DomUtil.GetAttr(node, "libraryCode");
bool bValue = true;
nRet = DomUtil.GetBooleanParam(node,
"inCirculation",
true,
out bValue,
out strError);
property.InCirculation = bValue;
}
// MessageBox.Show(this, Convert.ToString(lRet) + " : " + strError);
}
finally
{
Stop.EndLoop();
Stop.OnStop -= new StopEventHandler(this.DoStop);
Stop.Initial("");
if (bPrepareSearch == true)
EndSearch();
}
return 0;
#if NO
ERROR1:
DialogResult result = MessageBox.Show(this,
strError + "\r\n\r\n是否重试?",
"dp2Circulation",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == System.Windows.Forms.DialogResult.Yes)
goto REDO;
if (result == DialogResult.No)
return 1; // 出错，但希望继续后面的操作
return -1; // 出错，不希望继续以后的操作
#endif
}