Package org.apache.oozie.workflow

Examples of org.apache.oozie.workflow.WorkflowException

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                path = new Path(path, "workflow.xml");
            }

            FileStatus fsStatus = fs.getFileStatus(path);
            if (fsStatus.getLen() > this.maxWFLength) {
                throw new WorkflowException(ErrorCode.E0736, fsStatus.getLen(), this.maxWFLength);
            }

            Reader reader = new InputStreamReader(fs.open(path));
            StringWriter writer = new StringWriter();
            IOUtils.copyCharStream(reader, writer);
            return writer.toString();

        }
        catch (WorkflowException wfe) {
            throw wfe;
        }
        catch (IOException ex) {
            throw new WorkflowException(ErrorCode.E0710, ex.getMessage(), ex);
        }
        catch (URISyntaxException ex) {
            throw new WorkflowException(ErrorCode.E0711, appPath, ex.getMessage(), ex);
        }
        catch (HadoopAccessorException ex) {
            throw new WorkflowException(ex);
        }
        catch (Exception ex) {
            throw new WorkflowException(ErrorCode.E0710, ex.getMessage(), ex);
        }
    }
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            XConfiguration retConf = new XConfiguration();
            XConfiguration.copy(conf, retConf);
            return retConf;
        }
        catch (IOException ex) {
            throw new WorkflowException(ErrorCode.E0712, jobConf.get(OozieClient.APP_PATH), ex.getMessage(), ex);
        }
        catch (URISyntaxException ex) {
            throw new WorkflowException(ErrorCode.E0711, jobConf.get(OozieClient.APP_PATH), ex.getMessage(), ex);
        }
        catch (HadoopAccessorException ex) {
            throw new WorkflowException(ex);
        }
        catch (Exception ex) {
            throw new WorkflowException(ErrorCode.E0712, jobConf.get(OozieClient.APP_PATH),
                                        ex.getMessage(), ex);
        }
    }
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        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0737, we.getErrorCode());
            // Make sure the message contains the nodes involved in the invalid transition to end
            assertTrue(we.getMessage().contains("node [three]"));
            assertTrue(we.getMessage().contains("node [end]"));
        }
    }
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        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0742, we.getErrorCode());
            assertTrue(we.getMessage().contains("[j2]"));
        }
    }
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        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0743, we.getErrorCode());
            // Make sure the message contains the node involved in the invalid transition
            assertTrue(we.getMessage().contains("three"));
        }

    }
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        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0743, we.getErrorCode());
            // Make sure the message contains the node involved in the invalid transition
            assertTrue(we.getMessage().contains("three"));
        }
    }
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        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0737, we.getErrorCode());
            // Make sure the message contains the nodes involved in the invalid transition to end
            assertTrue(we.getMessage().contains("node [two]"));
            assertTrue(we.getMessage().contains("node [end]"));
        }
    }
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        .addNode(new EndNodeDef("end", LiteWorkflowStoreService.LiteControlNodeHandler.class));
        try {
            invokeForkJoin(parser, def);
            fail("Expected to catch an exception but did not encounter any");
        } catch (Exception ex) {
            WorkflowException we = (WorkflowException) ex.getCause();
            assertEquals(ErrorCode.E0732, we.getErrorCode());
            assertTrue(we.getMessage().contains("Fork [f]"));
            assertTrue(we.getMessage().contains("Join [j1]"));
            assertTrue(we.getMessage().contains("been [j2]"));
        }
    }
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    public static class JoinNodeHandler extends NodeHandler {

        public void loopDetection(Context context) throws WorkflowException {
            String flag = getLoopFlag(context.getNodeDef().getName());
            if (context.getVar(flag) != null) {
                throw new WorkflowException(ErrorCode.E0709, context.getNodeDef().getName());
            }
            String parentExecutionPath = context.getParentExecutionPath(context.getExecutionPath());
            String forkCount = context.getVar(ControlNodeHandler.FORK_COUNT_PREFIX + parentExecutionPath);
            if (forkCount == null) {
                throw new WorkflowException(ErrorCode.E0720, context.getNodeDef().getName());
            }
            int count = Integer.parseInt(forkCount) - 1;
            if (count == 0) {
                context.setVar(flag, "true");
            }
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        public boolean enter(Context context) throws WorkflowException {
            String parentExecutionPath = context.getParentExecutionPath(context.getExecutionPath());
            String forkCount = context.getVar(ControlNodeHandler.FORK_COUNT_PREFIX + parentExecutionPath);
            if (forkCount == null) {
                throw new WorkflowException(ErrorCode.E0720, context.getNodeDef().getName());
            }
            int count = Integer.parseInt(forkCount) - 1;
            if (count > 0) {
                context.setVar(ControlNodeHandler.FORK_COUNT_PREFIX + parentExecutionPath, "" + count);
                context.deleteExecutionPath();
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Related Classes of org.apache.oozie.workflow.WorkflowException

  • org.apache.oozie.service.LiteWorkflowStoreService
  • org.apache.oozie.service.WorkflowAppService
  • org.apache.oozie.workflow.lite.ActionNodeHandler
  • org.apache.oozie.workflow.lite.ControlNodeHandler
  • org.apache.oozie.workflow.lite.DBLiteWorkflowLib
  • org.apache.oozie.workflow.lite.DecisionNodeHandler
  • org.apache.oozie.workflow.lite.JoinNodeDef$JoinNodeHandler
  • org.apache.oozie.workflow.lite.LiteWorkflowApp
  • org.apache.oozie.workflow.lite.LiteWorkflowAppParser
  • org.apache.oozie.workflow.lite.LiteWorkflowInstance
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