Write custom field upgrade task

Just so we don't forget..

JIRA throws the appended exception when creating a new issue, in a 2.6.1 database. It appears to be because a new customfield field in the jiraissue table is NULL, implying that an upgrade task is needed.

2004-08-07 19:03:43,846 WARN [jira.issue.index.DefaultIndexManager] There was an exception whilst reindexing issue TP-58java.lang.IllegalArgumentException: Invalid complete key specified: null
java.lang.IllegalArgumentException: Invalid complete key specified: null
at com.atlassian.plugin.ModuleCompleteKey.<init>(ModuleCompleteKey.java:17)
at com.atlassian.plugin.DefaultPluginManager.getEnabledPluginModule(DefaultPluginManager.java:99)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFieldType(DefaultCustomFieldManager.java:90)
at com.atlassian.jira.issue.fields.CustomFieldImpl.getCustomFieldType(CustomFieldImpl.java:179)
at com.atlassian.jira.issue.fields.CustomFieldImpl.isComparable(CustomFieldImpl.java:303)
at com.atlassian.jira.issue.fields.CustomFieldImpl.<init>(CustomFieldImpl.java:51)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.populateCache(DefaultCustomFieldManager.java:449)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFields(DefaultCustomFieldManager.java:321)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFields(DefaultCustomFieldManager.java:166)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFields(DefaultCustomFieldManager.java:149)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFieldObjects(DefaultCustomFieldManager.java:154)
at com.atlassian.jira.issue.managers.DefaultCustomFieldManager.getCustomFieldObjects(DefaultCustomFieldManager.java:142)
at com.atlassian.jira.issue.index.IssueDocument.getDocument(IssueDocument.java:72)
at com.atlassian.jira.issue.index.DefaultIndexManager.indexIssue(DefaultIndexManager.java:100)
at com.atlassian.jira.issue.index.DefaultIndexManager.indexIssuesAndComments(DefaultIndexManager.java:218)
at com.atlassian.jira.issue.index.DefaultIndexManager.reIndexIssues(DefaultIndexManager.java:168)
at com.atlassian.jira.issue.index.DefaultIndexManager.reIndexIssues(DefaultIndexManager.java:86)
at com.atlassian.jira.issue.index.DefaultIndexManager.reIndex(DefaultIndexManager.java:338)
at com.atlassian.jira.event.listeners.search.IssueIndexListener.reIndex(IssueIndexListener.java:106)
at com.atlassian.jira.event.listeners.search.IssueIndexListener.issueCommented(IssueIndexListener.java:76)
at com.atlassian.jira.event.issue.AbstractIssueEventListener.workflowEvent(AbstractIssueEventListener.java:83)
at com.atlassian.jira.event.issue.IssueEventDispatcher.dispatchEvent(IssueEventDispatcher.java:62)
at com.atlassian.jira.event.issue.IssueEventDispatcher.dispatchEvent(IssueEventDispatcher.java:47)
at com.atlassian.jira.action.action.ActionCreate.createAction(ActionCreate.java:103)
at com.atlassian.jira.action.action.ActionCreate.doComment(ActionCreate.java:62)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at webwork.action.ActionSupport.invokeCommand(ActionSupport.java:415)
at webwork.action.ActionSupport.execute(ActionSupport.java:144)
at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:49)
at com.atlassian.jira.action.JiraNonWebActionSupport.execute(JiraNonWebActionSupport.java:27)
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.java:131)
at com.atlassian.core.action.DefaultActionDispatcher.execute(DefaultActionDispatcher.java:34)
at com.atlassian.jira.service.util.handler.AbstractCommentHandler.handleMessage(AbstractCommentHandler.java:69)
at com.atlassian.jira.service.services.pop.PopService.run(PopService.java:110)
at com.atlassian.jira.service.JiraServiceContainer.run(JiraServiceContainer.java:51)
at com.atlassian.jira.service.ServiceRunner.execute(ServiceRunner.java:50)
at org.quartz.core.JobRunShell.run(JobRunShell.java:147)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:387)