bundles/org.simantics.issues.common/src/org/simantics/issues/common/MaxIssueSeverityRecursive.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.issues.common;\r
  13 \r
  14 import java.util.Set;\r
  15 \r
  16 import org.simantics.db.AsyncReadGraph;\r
  17 import org.simantics.db.Resource;\r
  18 import org.simantics.db.common.request.TernaryAsyncRead;\r
  19 import org.simantics.db.procedure.AsyncMultiProcedure;\r
  20 import org.simantics.db.procedure.AsyncProcedure;\r
  21 import org.simantics.issues.Severity;\r
  22 import org.simantics.issues.ontology.IssueResource;\r
  23 \r
  24 /**\r
  25  * @author Tuukka Lehtonen\r
  26  */\r
  27 public class MaxIssueSeverityRecursive extends TernaryAsyncRead<Resource, Resource, Set<Resource>, Severity> {\r
  28 \r
  29     public MaxIssueSeverityRecursive(Resource resource, Resource childRelation, Set<Resource> typesToRecurse) {\r
  30         super(resource, childRelation, typesToRecurse);\r
  31     }\r
  32 \r
  33 //    @Override\r
  34 //    public Severity perform(ReadGraph graph) throws DatabaseException {\r
  35 //        Layer0 L0 = Layer0.getInstance(graph);\r
  36 //        IssueResource ISSUE = IssueResource.getInstance(graph);\r
  37 //        //System.out.println("severity: " + NameUtils.getSafeName(graph, resource));\r
  38 //        Collection<Resource> issues = graph.getObjects(resource, ISSUE.IsIssueContextOf);\r
  39 //        if (issues.isEmpty()) {\r
  40 //            // This content does not have directly attached issues, try to look\r
  41 //            // for some in the child components.\r
  42 //            return graph.syncRequest(new ChildMaxIssueSeverity(resource, L0.ConsistsOf));\r
  43 //        }\r
  44 //\r
  45 //        Severity maxSeverity = graph.syncRequest(new MaxIssueSeveritySingle(resource));\r
  46 //        if (maxSeverity == null)\r
  47 //            maxSeverity = graph.syncRequest(new ChildMaxIssueSeverity(resource, L0.ConsistsOf));\r
  48 //\r
  49 //        return maxSeverity;\r
  50 //    }\r
  51 \r
  52     @Override\r
  53     public void perform(AsyncReadGraph graph, final AsyncProcedure<Severity> procedure) {\r
  54         IssueResource ISSUE = graph.getService(IssueResource.class);\r
  55         //System.out.println(getClass().getSimpleName() + ": " + parameter);\r
  56 \r
  57         graph.forEachObject(parameter, ISSUE.Issue_HasContext_Inverse, new AsyncMultiProcedure<Resource>() {\r
  58             volatile int issues = 0;\r
  59             @Override\r
  60             public void execute(AsyncReadGraph graph, Resource result) {\r
  61                 ++issues;\r
  62             }\r
  63             @Override\r
  64             public void finished(AsyncReadGraph graph) {\r
  65                 if (issues == 0) {\r
  66                     // This content does not have directly attached issues, try to look\r
  67                     // for some in the child components.\r
  68                     graph.asyncRequest(new ChildMaxIssueSeverity(parameter, parameter2, parameter3), procedure);\r
  69                 } else {\r
  70                     // Try local issues first\r
  71                     graph.asyncRequest(new MaxIssueSeveritySingle(parameter), new AsyncProcedure<Severity>() {\r
  72                         @Override\r
  73                         public void execute(AsyncReadGraph graph, Severity maxSeverity) {\r
  74                             if (maxSeverity == null)\r
  75                                 // No severity for local issues, try children next.\r
  76                                 graph.asyncRequest(new ChildMaxIssueSeverity(parameter, parameter2, parameter3), procedure);\r
  77                             else\r
  78                                 procedure.execute(graph, maxSeverity);\r
  79                         }\r
  80                         @Override\r
  81                         public void exception(AsyncReadGraph graph, Throwable throwable) {\r
  82                             procedure.exception(graph, throwable);\r
  83                         }\r
  84                     });\r
  85                 }\r
  86             }\r
  87             @Override\r
  88             public void exception(AsyncReadGraph graph, Throwable throwable) {\r
  89                 procedure.exception(graph, throwable);\r
  90             }\r
  91         });\r
  92     }\r
  93 \r
  94 }\r