Package org.apache.zookeeper.txn

Examples of org.apache.zookeeper.txn.SetDataTxn

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                    long zxid, String data, int version) throws IOException {
                qp.setType(Leader.PROPOSAL);
                qp.setZxid(zxid);
                TxnHeader hdr = new TxnHeader(4, 1414, qp.getZxid(), 55,
                        ZooDefs.OpCode.setData);
                SetDataTxn sdt = new SetDataTxn(path, data.getBytes(), version);
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                OutputArchive boa = BinaryOutputArchive.getArchive(baos);
                boa.writeRecord(hdr, null);
                boa.writeRecord(sdt, null);
                qp.setData(baos.toByteArray());
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        ClientBase.recursiveDelete(tmpdir);
    }

    private void append(ZKDatabase zkdb, int i) throws IOException {
        TxnHeader hdr = new TxnHeader(1, 1, i, 1, ZooDefs.OpCode.setData);
        Record txn = new SetDataTxn("/foo" + i, new byte[0], 1);
        Request req = new Request(0, 0, 0, hdr, txn, 0);

        zkdb.append(req);
        zkdb.commit();
    }
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                            + Long.toHexString(lastQueued + 1));
                    }
                    lastQueued = pif.hdr.getZxid();
                   
                    if (pif.hdr.getType() == OpCode.reconfig){               
                        SetDataTxn setDataTxn = (SetDataTxn) pif.rec;      
                       QuorumVerifier qv = self.configFromString(new String(setDataTxn.getData()));
                       self.setLastSeenQuorumVerifier(qv, true);                              
                    }
                   
                    packetsNotCommitted.add(pif);
                    break;
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                        + Long.toHexString(lastQueued + 1));
            }
            lastQueued = hdr.getZxid();
           
            if (hdr.getType() == OpCode.reconfig){
               SetDataTxn setDataTxn = (SetDataTxn) txn;      
               QuorumVerifier qv = self.configFromString(new String(setDataTxn.getData()));
               self.setLastSeenQuorumVerifier(qv, true);                              
            }
           
            fzk.logRequest(hdr, txn);
            break;
        case Leader.COMMIT:
            fzk.commit(qp.getZxid());
            break;
           
        case Leader.COMMITANDACTIVATE:
           // get the new configuration from the request
           Request request = fzk.pendingTxns.element();
           SetDataTxn setDataTxn = (SetDataTxn) request.getTxn();                                                                                                     
           QuorumVerifier qv = self.configFromString(new String(setDataTxn.getData()));                               
           // get new designated leader from (current) leader's message
           ByteBuffer buffer = ByteBuffer.wrap(qp.getData());   
           long suggestedLeaderId = buffer.getLong();
            boolean majorChange =
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                    rc.path = deleteTxn.getPath();
                    deleteNode(deleteTxn.getPath(), header.getZxid());
                    break;
                case OpCode.reconfig:
                case OpCode.setData:
                    SetDataTxn setDataTxn = (SetDataTxn) txn;
                    rc.path = setDataTxn.getPath();
                    rc.stat = setData(setDataTxn.getPath(), setDataTxn
                            .getData(), setDataTxn.getVersion(), header
                            .getZxid(), header.getTime());
                    break;
                case OpCode.setACL:
                    SetACLTxn setACLTxn = (SetACLTxn) txn;
                    rc.path = setACLTxn.getPath();
                    rc.stat = setACL(setACLTxn.getPath(), setACLTxn.getAcl(),
                            setACLTxn.getVersion());
                    break;
                case OpCode.closeSession:
                    killSession(header.getClientId(), header.getZxid());
                    break;
                case OpCode.error:
                    ErrorTxn errTxn = (ErrorTxn) txn;
                    rc.err = errTxn.getErr();
                    break;
                case OpCode.check:
                    CheckVersionTxn checkTxn = (CheckVersionTxn) txn;
                    rc.path = checkTxn.getPath();
                    break;
                case OpCode.multi:
                    MultiTxn multiTxn = (MultiTxn) txn ;
                    List<Txn> txns = multiTxn.getTxns();
                    rc.multiResult = new ArrayList<ProcessTxnResult>();
                    boolean failed = false;
                    for (Txn subtxn : txns) {
                        if (subtxn.getType() == OpCode.error) {
                            failed = true;
                            break;
                        }
                    }

                    boolean post_failed = false;
                    for (Txn subtxn : txns) {
                        ByteBuffer bb = ByteBuffer.wrap(subtxn.getData());
                        Record record = null;
                        switch (subtxn.getType()) {
                            case OpCode.create:
                                record = new CreateTxn();
                                break;
                            case OpCode.delete:
                                record = new DeleteTxn();
                                break;
                            case OpCode.setData:
                                record = new SetDataTxn();
                                break;
                            case OpCode.error:
                                record = new ErrorTxn();
                                post_failed = true;
                                break;
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        case OpCode.delete:
            txn = new DeleteTxn();
            break;
        case OpCode.reconfig:
        case OpCode.setData:
            txn = new SetDataTxn();
            break;
        case OpCode.setACL:
            txn = new SetACLTxn();
            break;
        case OpCode.error:
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