Package org.apache.hadoop.hdfs.server.namenode

Examples of org.apache.hadoop.hdfs.server.namenode.FSEditLogOp$Writer

31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
   *
   * @param context
   * @return
   */
  private static GeneratorResult execute(String grammarFile, final boolean forwardRef) {
    final Writer writer = new PrintWriter();
   
    // TODO: Fix this!
    ParsingSettings parsingSettings = new ParsingSettings() {
      @Override
      public boolean isForwardRef() {
        return forwardRef;
      }
    };
    grammarFile = Util.replaceSlash(grammarFile);
   
    writer.writeln("  Reading grammar \"" + grammarFile + "\"");
   
    GrammarParser parser = new GrammarParser(new IGrammarFactoryFactory() {
      public IGrammarFactory getFactory(int phase) {
        return new ParserFactory(writer);
      }}
View Full Code Here
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
  @Override
  public void loadEdits() throws IOException {
    visitor.start(inputStream.getVersion());
    while (true) {
      try {
        FSEditLogOp op = inputStream.readOp();
        if (op == null)
          break;
        if (fixTxIds) {
          if (nextTxId <= 0) {
            nextTxId = op.getTransactionId();
            if (nextTxId <= 0) {
              nextTxId = 1;
            }
          }
          op.setTransactionId(nextTxId);
          nextTxId++;
        }
        visitor.visitOp(op);
      } catch (IOException e) {
        if (!recoveryMode) {
View Full Code Here
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
      if (stanzaStack.empty()) {
        if (!name.equals("DATA")) {
          throw new InvalidXmlException("expected </DATA>");
        }
        state = ParseState.EXPECT_RECORD;
        FSEditLogOp op = opCache.get(opCode);
        opCode = null;
        try {
          op.decodeXml(stanza);
          stanza = null;
        } finally {
          if (stanza != null) {
            System.err.println("fromXml error decoding opcode " + opCode +
                "\n" + stanza.toString());
            stanza = null;
          }
        }
        if (fixTxIds) {
          if (nextTxId <= 0) {
            nextTxId = op.getTransactionId();
            if (nextTxId <= 0) {
              nextTxId = 1;
            }
          }
          op.setTransactionId(nextTxId);
          nextTxId++;
        }
        try {
          visitor.visitOp(op);
        } catch (IOException e) {
View Full Code Here
325
326
327
328
329
330
331
332
333
334
335
          doAnswer(new Answer<FSEditLogOp>() {

            @Override
            public FSEditLogOp answer(InvocationOnMock invocation)
                throws Throwable {
              FSEditLogOp op = (FSEditLogOp) invocation.callRealMethod();
              if (throwExceptionOnRead &&
                  TEST_DIR3.equals(NameNodeAdapter.getMkdirOpPath(op))) {
                throw new IOException("failed to read op creating " + TEST_DIR3);
              } else {
                return op;
View Full Code Here
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
      }

      in = new BookKeeperEditLogInputStream(lh, l, lastAddConfirmed);

      long endTxId = HdfsConstants.INVALID_TXID;
      FSEditLogOp op = in.readOp();
      while (op != null) {
        if (endTxId == HdfsConstants.INVALID_TXID
            || op.getTransactionId() == endTxId+1) {
          endTxId = op.getTransactionId();
        }
        op = in.readOp();
      }
      return endTxId;
    } finally {
View Full Code Here
145
146
147
148
149
150
151
152
153
154
155
156
157
158
   * with a binary search over bk entries
   */
  public void skipTo(long txId) throws IOException {
    long numToSkip = getFirstTxId() - txId;

    FSEditLogOp op = null;
    for (long i = 0; i < numToSkip; i++) {
      op = readOp();
    }
    if (op != null && op.getTransactionId() != txId-1) {
      throw new IOException("Corrupt stream, expected txid "
          + (txId-1) + ", got " + op.getTransactionId());
    }
  }
View Full Code Here
82
83
84
85
86
87
88
89
90
91
92
93
  public void testSimpleWrite() throws Exception {
    BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
        BKJMUtil.createJournalURI("/hdfsjournal-simplewrite"));
    EditLogOutputStream out = bkjm.startLogSegment(1);
    for (long i = 1 ; i <= 100; i++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(i);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(1, 100);
View Full Code Here
101
102
103
104
105
106
107
108
109
110
111
112
  public void testNumberOfTransactions() throws Exception {
    BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
        BKJMUtil.createJournalURI("/hdfsjournal-txncount"));
    EditLogOutputStream out = bkjm.startLogSegment(1);
    for (long i = 1 ; i <= 100; i++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(i);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(1, 100);
View Full Code Here
121
122
123
124
125
126
127
128
129
130
131
132
    long txid = 1;
    for (long i = 0; i < 3; i++) {
      long start = txid;
      EditLogOutputStream out = bkjm.startLogSegment(start);
      for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
        FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
        op.setTransactionId(txid++);
        out.write(op);
      }
      out.close();
      bkjm.finalizeLogSegment(start, txid-1);
      assertNotNull(
View Full Code Here
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
    long txid = 1;
    for (long i = 0; i < 3; i++) {
      long start = txid;
      EditLogOutputStream out = bkjm.startLogSegment(start);
      for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
        FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
        op.setTransactionId(txid++);
        out.write(op);
      }
     
      out.close();
      bkjm.finalizeLogSegment(start, (txid-1));
      assertNotNull(
          zkc.exists(bkjm.finalizedLedgerZNode(start, (txid-1)), false));
    }
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE/2; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.setReadyToFlush();
    out.flush();
    out.abort();
View Full Code Here
TOP

Related Classes of org.apache.hadoop.hdfs.server.namenode.FSEditLogOp$Writer

  • com.hp.hpl.jena.shared.Lock
  • com.hp.hpl.jena.sparql.core.DatasetGraph
  • com.hp.hpl.jena.tdb.transaction.SysTxnState
  • com.hp.hpl.jena.tdb.transaction.TransactionManager
  • com.mongodb.BasicDBObject
  • com.mongodb.DBObject
  • com.mucommander.xml.XmlAttributes
  • com.mucommander.xml.XmlWriter
  • com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx
  • com.orientechnologies.orient.core.record.impl.ODocument
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.