Examples with OConcurrentModificationException com.orientechnologies.orient.core.exception.OConcurrentModificationException used on opensource projects

Example 26 with OConcurrentModificationException

use of com.orientechnologies.orient.core.exception.OConcurrentModificationException in project orientdb by orientechnologies.

the class ORidBagAtomicUpdateTest method testRandomChangedInTxWithCME.

public void testRandomChangedInTxWithCME() {
    final ODocument cmeDoc = new ODocument();
    cmeDoc.save();
    Random rnd = new Random();
    final int levels = rnd.nextInt(2) + 1;
    final List<Integer> amountOfAddedDocsPerLevel = new ArrayList<Integer>();
    final List<Integer> amountOfAddedDocsAfterSavePerLevel = new ArrayList<Integer>();
    final List<Integer> amountOfDeletedDocsPerLevel = new ArrayList<Integer>();
    Map<LevelKey, List<OIdentifiable>> addedDocPerLevel = new HashMap<LevelKey, List<OIdentifiable>>();
    for (int i = 0; i < levels; i++) {
        amountOfAddedDocsPerLevel.add(rnd.nextInt(5) + 10);
        amountOfAddedDocsAfterSavePerLevel.add(rnd.nextInt(5) + 5);
        amountOfDeletedDocsPerLevel.add(rnd.nextInt(5) + 5);
    }
    database.getLocalCache().clear();
    ODocument staleCMEDoc = database.load(cmeDoc.getIdentity());
    Assert.assertNotSame(staleCMEDoc, cmeDoc);
    cmeDoc.field("v", "v");
    cmeDoc.save();
    database.begin();
    ODocument rootDoc = new ODocument();
    createDocsForLevel(amountOfAddedDocsPerLevel, 0, levels, addedDocPerLevel, rootDoc);
    database.commit();
    addedDocPerLevel = new HashMap<LevelKey, List<OIdentifiable>>(addedDocPerLevel);
    rootDoc = database.load(rootDoc.getIdentity());
    database.begin();
    deleteDocsForLevel(amountOfDeletedDocsPerLevel, 0, levels, rootDoc, rnd);
    addDocsForLevel(amountOfAddedDocsAfterSavePerLevel, 0, levels, rootDoc);
    staleCMEDoc.field("v", "vn");
    staleCMEDoc.save();
    try {
        database.commit();
        Assert.fail();
    } catch (OConcurrentModificationException e) {
    }
    rootDoc = database.load(rootDoc.getIdentity());
    assertDocsAfterRollback(0, levels, addedDocPerLevel, rootDoc);
}

Example 27 with OConcurrentModificationException

use of com.orientechnologies.orient.core.exception.OConcurrentModificationException in project orientdb by orientechnologies.

the class HALocalGraphTest method startThread.

private Runnable startThread(final int id, final OrientGraphFactory graphFactory) {
    Runnable th = new Runnable() {

        @Override
        public void run() {
            // OrientBaseGraph graph = new OrientGraph(getDBURL());
            // OrientGraph graph = graphFactory.getTx();
            boolean useSQL = false;
            StringBuilder sb = new StringBuilder(".");
            for (int m = 0; m < id; m++) {
                sb.append(".");
            }
            long st = System.currentTimeMillis();
            try {
                String query = "select from Test where prop2='v2-1'";
                boolean isRunning = true;
                for (int i = 1; i < TOTAL_CYCLES_PER_THREAD && isRunning; i++) {
                    if ((i % 2500) == 0) {
                        long et = System.currentTimeMillis();
                        log(sb.toString() + " [" + id + "] Total Records Processed: [" + i + "] Current: [2500] Time taken: [" + (et - st) / 1000 + "] seconds");
                        st = System.currentTimeMillis();
                    }
                    if (sleep > 0)
                        Thread.sleep(sleep);
                    OrientGraph graph = graphFactory.getTx();
                    if (!graph.getRawGraph().getURL().startsWith("remote:"))
                        Assert.assertTrue(graph.getVertexType("Test").getClusterSelection() instanceof OLocalClusterWrapperStrategy);
                    try {
                        if (useSQL) {
                            boolean update = true;
                            boolean isException = false;
                            String sql = "Update Test set prop5='" + String.valueOf(System.currentTimeMillis()) + "', updateTime='" + new Date().toString() + "' where prop2='v2-1'";
                            for (int k = 0; k < 10 && update; k++) {
                                try {
                                    graph.command(new OCommandSQL(sql)).execute();
                                    if (isException) {
                                        log("********** [" + id + "][" + k + "] Update success after distributed lock Exception");
                                    }
                                    update = false;
                                    break;
                                } catch (ONeedRetryException ex) {
                                    if (ex instanceof OConcurrentModificationException || ex.getCause() instanceof OConcurrentModificationException) {
                                    } else {
                                        isException = true;
                                        log("*$$$$$$$$$$$$$$ [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ? ex.getCause() : "--") + "] ");
                                    }
                                } catch (ODistributedException ex) {
                                    if (ex.getCause() instanceof OConcurrentModificationException) {
                                    } else {
                                        isException = true;
                                        log("*$$$$$$$$$$$$$$ [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ? ex.getCause() : "--") + "] ");
                                    }
                                } catch (Exception ex) {
                                    log("[" + id + "][" + k + "] Exception " + ex);
                                }
                            }
                        } else {
                            boolean retry = true;
                            Iterable<Vertex> vtxs = null;
                            for (int k = 0; k < 100 && retry; k++) try {
                                vtxs = graph.command(new OCommandSQL(query)).execute();
                                break;
                            } catch (ONeedRetryException e) {
                            // RETRY
                            }
                            for (Vertex vtx : vtxs) {
                                if (retry) {
                                    retry = true;
                                    boolean isException = false;
                                    for (int k = 0; k < 100 && retry; k++) {
                                        OrientVertex vtx1 = (OrientVertex) vtx;
                                        try {
                                            vtx1.setProperty("prop5", "prop55");
                                            vtx1.setProperty("updateTime", new Date().toString());
                                            vtx1.setProperty("blob", new byte[1000]);
                                            graph.commit();
                                            if (isException) {
                                            // log("********** [" + id + "][" + k + "] Update success after distributed lock Exception for vertex " +
                                            // vtx1);
                                            }
                                            retry = false;
                                            break;
                                        } catch (OConcurrentModificationException ex) {
                                            vtx1.reload();
                                        } catch (ONeedRetryException ex) {
                                            if (ex instanceof ODistributedRecordLockedException) {
                                                if (k > 20)
                                                    log("*$$$$$$$$$$$$$$ [" + id + "][" + k + "] ODistributedRecordLockedException: [" + ex + "] Cause: [" + (ex.getCause() != null ? ex.getCause() : "--") + "] for vertex " + vtx1);
                                                vtx1.reload();
                                            } else if (ex instanceof ONeedRetryException || ex.getCause() instanceof ONeedRetryException) {
                                                vtx1.reload();
                                            } else {
                                                if (ex.getCause() instanceof ConcurrentModificationException) {
                                                    ex.printStackTrace();
                                                }
                                                log("*$$$$$$$$$$$$$$ [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ? ex.getCause() : "--") + "] for vertex " + vtx1);
                                            }
                                            // log("*** [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ?
                                            // ex.getCause() : "--") + "] for vertex " + vtx1);
                                            isException = true;
                                        } catch (ODistributedException ex) {
                                            if (ex.getCause() instanceof ONeedRetryException) {
                                                vtx1.reload();
                                            } else {
                                                if (ex.getCause() instanceof ConcurrentModificationException) {
                                                    ex.printStackTrace();
                                                }
                                                log("*$$$$$$$$$$$$$$ [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ? ex.getCause() : "--") + "] for vertex " + vtx1);
                                            }
                                            // log("*** [" + id + "][" + k + "] Distributed Exception: [" + ex + "] Cause: [" + (ex.getCause() != null ?
                                            // ex.getCause() : "--") + "] for vertex " + vtx1);
                                            isException = true;
                                        } catch (Exception ex) {
                                            log("[" + id + "][" + k + "] Exception " + ex + " for vertex " + vtx1);
                                        }
                                    }
                                    if (retry) {
                                        log("********** [" + id + "] Failed to update after Exception for vertex " + vtx);
                                    }
                                }
                            }
                        }
                    } finally {
                        graph.shutdown();
                    }
                    operations.incrementAndGet();
                }
            } catch (Exception ex) {
                System.out.println("ID: [" + id + "]********** Exception " + ex + " \n\n");
                ex.printStackTrace();
            } finally {
                log("[" + id + "] Done................>>>>>>>>>>>>>>>>>>");
            }
        }
    };
    return th;
}

Example 28 with OConcurrentModificationException

use of com.orientechnologies.orient.core.exception.OConcurrentModificationException in project orientdb by orientechnologies.

the class AbstractServerClusterMergeUpdateTest method executeTest.

private void executeTest(ODatabaseDocumentTx db0, ODatabaseDocumentTx db1) {
    db0.activateOnCurrentThread();
    // Event #0: Create new document with value 2L, and version 1
    ODocument doc = new ODocument("Paper").field(FIELD_NAME, 2L);
    db0.save(doc);
    ORID orid = doc.getIdentity().copy();
    // Event #1: Node 0 starts a transaction, and loads document with version 1 and value 2
    db0.begin();
    ODocument doc0 = db0.load(orid);
    // Event #2: Node 1 starts a transaction, loads the document with
    // version 1 and value 2, updates it to value 4, and commit(v2)
    {
        db1.activateOnCurrentThread();
        db1.begin();
        ODocument doc1 = db1.load(orid);
        doc1.field(FIELD_NAME, 4L);
        db1.save(doc1);
        db1.commit();
    }
    // Event #3: Node 1 starts a transaction, loads the document with
    // version 2 and value 4, updates it to value 5, and commit(v3)
    {
        db1.begin();
        ODocument doc1 = db1.load(orid);
        doc1.field(FIELD_NAME, 5L);
        db1.save(doc1);
        db1.commit();
    }
    // Event #4: Node 0 update his document (v1, 2) to value 5(v2), and commit.
    db0.activateOnCurrentThread();
    doc0.field(FIELD_NAME, 5L);
    db0.save(doc0);
    boolean anyConflictException = false;
    try {
        db0.commit();
    // Event #5: An exception SHOULD be raised, even though the value is the same, because the versions aren't.
    } catch (RuntimeException ex) {
        if (ex instanceof OConcurrentModificationException) {
            anyConflictException = true;
        } else {
            throw ex;
        }
    }
    Assert.assertTrue(anyConflictException);
}

Example 29 with OConcurrentModificationException

use of com.orientechnologies.orient.core.exception.OConcurrentModificationException in project orientdb by orientechnologies.

the class ConcurrentDistributedUpdateTest method createWriter.

protected Callable<Void> createWriter(final int serverId, final int threadId, final String databaseURL) {
    return new Callable<Void>() {

        @Override
        public Void call() throws Exception {
            final String id = serverId + "." + threadId;
            boolean isRunning = true;
            final OrientBaseGraph graph = new OrientGraph(databaseURL);
            try {
                String query = "select from Test where prop2='v2-1'";
                for (int i = 0; i < 100 && isRunning; i++) {
                    if ((i % 25) == 0) {
                        log("[" + id + "] Records Processed: [" + i + "]");
                    }
                    Iterable<Vertex> vtxs = graph.command(new OCommandSQL(query)).execute();
                    boolean update = true;
                    for (Vertex vtx : vtxs) {
                        if (update) {
                            update = true;
                            for (int k = 0; k < 10 && update; k++) {
                                OrientVertex vtx1 = (OrientVertex) vtx;
                                try {
                                    vtx1.setProperty("prop5", "prop55");
                                    graph.commit();
                                    // log("[" + id + "/" + i + "/" + k + "] OK!\n");
                                    break;
                                } catch (OConcurrentModificationException ex) {
                                    vtx1.reload();
                                } catch (ODistributedRecordLockedException ex) {
                                    log("[" + id + "/" + i + "/" + k + "] Distributed lock Exception " + ex + " for vertex " + vtx1 + " \n");
                                    //                    ex.printStackTrace();
                                    update = false;
                                    //                    isRunning = false;
                                    break;
                                } catch (Exception ex) {
                                    log("[" + id + "/" + i + "/" + k + "] Exception " + ex + " for vertex " + vtx1 + "\n\n");
                                    ex.printStackTrace();
                                    isRunning = false;
                                    break;
                                }
                            }
                            if (!isRunning)
                                break;
                        }
                    }
                }
            } catch (Exception ex) {
                System.out.println("ID: [" + id + "]********** Exception " + ex + " \n\n");
                ex.printStackTrace();
            } finally {
                log("[" + id + "] Done................>>>>>>>>>>>>>>>>>>");
                graph.shutdown();
                runningWriters.countDown();
            }
            Assert.assertTrue(isRunning);
            return null;
        }
    };
}

Example 30 with OConcurrentModificationException

use of com.orientechnologies.orient.core.exception.OConcurrentModificationException in project orientdb by orientechnologies.

the class SimulateOperationsAgainstServer method deleteDocument.

protected void deleteDocument(final int threadId, final int iCycle, final String dbUrl, final String className, final int iSkip) {
    final ODatabaseDocumentTx db = getDatabase(dbUrl);
    for (int retry = 0; retry < MAX_RETRY; ++retry) {
        ODocument doc = null;
        try {
            List<OIdentifiable> result = db.query(new OSQLSynchQuery<Object>("select from " + className + " skip " + iSkip + " limit 1"));
            if (result == null || result.isEmpty())
                log(threadId, iCycle, dbUrl, " delete no item " + iSkip + " because out of range");
            else {
                doc = result.get(0).getRecord();
                doc.delete();
                log(threadId, iCycle, dbUrl, " deleted item " + iSkip + " RID=" + result.get(0));
            }
            break;
        } catch (OConcurrentModificationException e) {
            log(threadId, iCycle, dbUrl, " concurrent delete against record " + doc + ", reload it and retry " + retry + "/" + MAX_RETRY + "...");
            if (doc != null)
                doc.reload(null, true);
        } catch (ORecordNotFoundException e) {
            log(threadId, iCycle, dbUrl, " delete no item " + iSkip + " because not found");
        } finally {
            db.close();
        }
    }
}