test.jsp

给予OSWorkflow的工作流例子

<%@ page contentType="text/html; charset=GB2312" %>
<%@ page import="com.opensymphony.user.User,
                 com.opensymphony.workflow.Workflow,
                 com.opensymphony.user.*,
                 com.opensymphony.workflow.basic.BasicWorkflow,
                 com.opensymphony.workflow.spi.Step,
                 java.util.*,
                 com.opensymphony.workflow.loader.WorkflowDescriptor,
                 com.opensymphony.workflow.loader.ActionDescriptor"%>
<%
    //创建一个工作流，从session中取出username
    String username= request.getParameter("un"); 
    System.out.println("====================");
    System.out.println("登录用户："+username);
    System.out.println("====================");
    Workflow wf = new BasicWorkflow(username);

    UserManager um = UserManager.getInstance();
    User user=um.getUser(username);
    //Group group = (Group)(user.getGroups().get(0));
    String groupname = (String)(user.getGroups().get(0));
    long id = Long.parseLong(request.getParameter("id"));

%>
    <p> 当前登录用户：<%=username%>，所在的组：<%=groupname%></p>
    <p>工作流编号：<%=id%></p>
    <hr/>
    <p>可用操作：</p>
<%

    String doString = request.getParameter("do");
    if (doString != null && !doString.equals("")) {
        int action = Integer.parseInt(doString);
        wf.doAction(id, action, Collections.EMPTY_MAP);//执行一个Action
    }


    int[] actions = wf.getAvailableActions(id, null);
    WorkflowDescriptor wd =  wf.getWorkflowDescriptor(wf.getWorkflowName(id));
//显示所有可用的ACTION
    for (int i = 0; i < actions.length; i++) {
        String name = wd.getAction(actions[i]).getName();
        %>
        <li> <a href="test.jsp?un=<%=request.getParameter("un")%>&id=<%=id%>&do=<%= actions[i] %>"><%= name %></a>
        <%
    }
%>

<hr>
<b>权限</b>
<p>

<%
    List perms = wf.getSecurityPermissions(id, null);
    for (Iterator iterator = perms.iterator(); iterator.hasNext();) {
        String perm = (String) iterator.next();
%>
    <li><%= perm %>
<%
    }
%>
<hr>


<table border="1">
<tr>
    <th>当前位置</th>
    <th>动作</th>
    <th>状态</th>
    <th>所有者</th>
    <th>开始时间</th>
    <th>结束时间</th>
    <th>上一位置</th>
</tr>


<%
    ArrayList steps = new ArrayList();
    steps.addAll(wf.getCurrentSteps(id));
    steps.addAll(wf.getHistorySteps(id));
    for (Iterator iterator = steps.iterator(); iterator.hasNext();) {
        Step step = (Step) iterator.next();
        String owner = step.getOwner();
        ActionDescriptor action = wd.getAction(step.getActionId());
        %>
        <tr>
            <td><%= wd.getStep(step.getStepId()).getName()%> (<%= step.getId() %>)</td>
            <td><%= action == null ? "NONE" : action.getName() %></td>
            <td><%= step.getStatus() %></td>
            <td><%= owner %></td>
            <td><%= step.getStartDate() %></td>
            <td><%= step.getFinishDate() %></td>
            <td><%
                long[] prevIds = step.getPreviousStepIds();
                if (prevIds != null) {
                    for (int i = 0; i < prevIds.length; i++) {
                        long prevId = prevIds[i];
                        out.print(prevId + ", ");
                    }
                } else {
                    out.print("none");
                }
            %></td>
        </tr>
        <%
    }
%>

</table>
<a href="#" onclick="window.open('viewlivegraph.jsp?id=<%=id%>')">查看工作流图表</a>
<jsp:include page="nav.jsp" flush="true">
	<jsp:param name="un" value="<%=request.getParameter("un")%>"/>
</jsp:include>