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1
4 package com.tc.objectserver.tx;
5
6 import com.tc.bytes.TCByteBuffer;
7 import com.tc.exception.ImplementMe;
8 import com.tc.net.protocol.tcm.ChannelID;
9 import com.tc.object.MockTCObject;
10 import com.tc.object.ObjectID;
11 import com.tc.object.bytecode.MockClassProvider;
12 import com.tc.object.dna.impl.DNAEncoding;
13 import com.tc.object.dna.impl.ObjectStringSerializer;
14 import com.tc.object.gtx.GlobalTransactionID;
15 import com.tc.object.lockmanager.api.LockID;
16 import com.tc.object.lockmanager.api.Notify;
17 import com.tc.object.lockmanager.api.ThreadID;
18 import com.tc.object.logging.NullRuntimeLogger;
19 import com.tc.object.msg.CommitTransactionMessage;
20 import com.tc.object.msg.CommitTransactionMessageFactory;
21 import com.tc.object.tx.ClientTransaction;
22 import com.tc.object.tx.ClientTransactionImpl;
23 import com.tc.object.tx.TestClientTransaction;
24 import com.tc.object.tx.TransactionBatch;
25 import com.tc.object.tx.TransactionBatchWriter;
26 import com.tc.object.tx.TransactionContext;
27 import com.tc.object.tx.TransactionID;
28 import com.tc.object.tx.TxnBatchID;
29 import com.tc.object.tx.TxnType;
30 import com.tc.util.SequenceID;
31
32 import java.io.IOException  ;
33 import java.util.Arrays ;
34 import java.util.Collection ;
35 import java.util.HashSet ;
36 import java.util.Iterator ;
37 import java.util.LinkedList ;
38 import java.util.List ;
39 import java.util.Set ;
40
41 import junit.framework.TestCase;
42
43 public class TransactionBatchTest extends TestCase {
44
45 private DNAEncoding encoding = new DNAEncoding(new MockClassProvider());
46
47 private TransactionBatchWriter writer;
48 private TestCommitTransactionMessageFactory messageFactory;
49
50 public void setUp() throws Exception {
51 ObjectStringSerializer serializer = new ObjectStringSerializer();
52 messageFactory = new TestCommitTransactionMessageFactory();
53 writer = new TransactionBatchWriter(new TxnBatchID(1), serializer, encoding, messageFactory);
54 }
55
56 public void testGetMinTransaction() throws Exception {
57 LinkedList list = new LinkedList ();
58 for (int i = 0; i < 100; i++) {
59 TestClientTransaction tx = new TestClientTransaction();
60 tx.sequenceID = new SequenceID(i);
61 tx.txID = new TransactionID(i);
62 tx.txnType = TxnType.NORMAL;
63 list.add(tx);
64 writer.addTransaction(tx);
65 }
66
67 writer.wait4AllTxns2Serialize();
68
69 assertSame(((ClientTransaction) list.getFirst()).getSequenceID(), writer.getMinTransactionSequence());
70
71 for (int i = 50; i < 55; i++) {
73 ClientTransaction tx = (ClientTransaction) list.remove(i);
74 writer.removeTransaction(tx.getTransactionID());
75 assertSame(((ClientTransaction) list.getFirst()).getSequenceID(), writer.getMinTransactionSequence());
76 }
77
78 for (Iterator i = list.iterator(); i.hasNext();) {
80 ClientTransaction tx = (ClientTransaction) i.next();
81 assertSame(((ClientTransaction) list.getFirst()).getSequenceID(), writer.getMinTransactionSequence());
82 i.remove();
83 writer.removeTransaction(tx.getTransactionID());
84 }
85 }
86
87 public void testAddAcknowledgedTransactionIDs() throws Exception {
88 Set txs = new HashSet ();
89 for (int i = 0; i < 100; i++) {
90 GlobalTransactionID txID = new GlobalTransactionID(i);
91 txs.add(txID);
92 }
93 writer.addAcknowledgedTransactionIDs(txs);
94 assertEquals(txs, writer.getAcknowledgedTransactionIDs());
95 }
96
97 public void testSend() throws Exception {
98 assertTrue(messageFactory.messages.isEmpty());
99
100 writer.send();
101
102 assertEquals(1, messageFactory.messages.size());
103 TestCommitTransactionMessage message = (TestCommitTransactionMessage) messageFactory.messages.get(0);
104 assertEquals(1, message.setBatchCalls.size());
105 assertSame(writer, message.setBatchCalls.get(0));
106 assertEquals(1, message.sendCalls.size());
107 }
108
109 public void testWriteRead() throws IOException {
110 long sequence = 0;
111 ObjectStringSerializer serializer = new ObjectStringSerializer();
112 TestCommitTransactionMessageFactory mf = new TestCommitTransactionMessageFactory();
113 ChannelID channel = new ChannelID(69);
114 TxnBatchID batchID = new TxnBatchID(42);
115
116 List tx1Notifies = new LinkedList ();
117 LockID lid1 = new LockID("1");
119 TransactionContext tc = new TransactionContext(lid1, TxnType.NORMAL, new LockID[] { lid1 });
120 ClientTransaction tmp = new ClientTransactionImpl(new TransactionID(101), new NullRuntimeLogger(), null);
121 tmp.setTransactionContext(tc);
122 LockID lid2 = new LockID("2");
123 tc = new TransactionContext(lid2, TxnType.NORMAL, new LockID[] { lid1, lid2 });
124 ClientTransaction txn1 = new ClientTransactionImpl(new TransactionID(1), new NullRuntimeLogger(), null);
125 txn1.setTransactionContext(tc);
126
127 txn1.fieldChanged(new MockTCObject(new ObjectID(1), this), "class", "class.field", ObjectID.NULL_ID, -1);
128 txn1.createObject(new MockTCObject(new ObjectID(2), this));
129 txn1.createRoot("root", new ObjectID(3));
130 for (int i = 0; i < 10; i++) {
131 Notify notify = new Notify(new LockID("" + i), new ThreadID(i), i % 2 == 0);
132 tx1Notifies.add(notify);
133 txn1.addNotify(notify);
134 }
135
136 tc = new TransactionContext(new LockID("3"), TxnType.CONCURRENT, new LockID[] { new LockID("3") });
137 ClientTransaction txn2 = new ClientTransactionImpl(new TransactionID(2), new NullRuntimeLogger(), null);
138 txn2.setTransactionContext(tc);
139
140 writer = new TransactionBatchWriter(batchID, serializer, encoding, mf);
141
142 txn1.setSequenceID(new SequenceID(++sequence));
143 txn2.setSequenceID(new SequenceID(++sequence));
144 writer.addTransaction(txn1);
145 writer.addTransaction(txn2);
146 writer.wait4AllTxns2Serialize();
147
148 TransactionBatchReaderImpl reader = new TransactionBatchReaderImpl(writer.getData(), channel, new HashSet (),
149 serializer, false);
150 assertEquals(2, reader.getNumTxns());
151 assertEquals(batchID, reader.getBatchID());
152
153 int count = 0;
154 ServerTransaction txn;
155 while ((txn = reader.getNextTransaction()) != null) {
156 count++;
157 assertEquals(channel, txn.getChannelID());
158 assertEquals(count, txn.getTransactionID().toLong());
159
160 switch (count) {
161 case 1:
162 assertEquals(2, txn.getChanges().size());
163 assertEquals(1, txn.getNewRoots().size());
164 assertEquals("root", txn.getNewRoots().keySet().toArray()[0]);
165 assertEquals(new ObjectID(3), txn.getNewRoots().values().toArray()[0]);
166 assertEquals(2, txn.getObjectIDs().size());
167 assertTrue(txn.getObjectIDs().containsAll(Arrays.asList(new ObjectID[] { new ObjectID(1), new ObjectID(2) })));
168 assertEquals(TxnType.NORMAL, txn.getTransactionType());
169 assertTrue(Arrays.equals(new LockID[] { new LockID("1"), new LockID("2") }, txn.getLockIDs()));
170 assertEquals(tx1Notifies, txn.addNotifiesTo(new LinkedList ()));
171 break;
172 case 2:
173 assertEquals(0, txn.getChanges().size());
174 assertEquals(0, txn.getNewRoots().size());
175 assertEquals(0, txn.getObjectIDs().size());
176 assertEquals(TxnType.CONCURRENT, txn.getTransactionType());
177 assertTrue(Arrays.equals(new LockID[] { new LockID("3") }, txn.getLockIDs()));
178 break;
179 default:
180 fail("count is " + count);
181 }
182 }
183
184 assertEquals(2, count);
185
186 }
187
188 private static final class TestCommitTransactionMessageFactory implements CommitTransactionMessageFactory {
189
190 public final List messages = new LinkedList ();
191
192 public CommitTransactionMessage newCommitTransactionMessage() {
193 CommitTransactionMessage rv = new TestCommitTransactionMessage();
194 messages.add(rv);
195 return rv;
196 }
197
198 }
199
200 private static final class TestCommitTransactionMessage implements CommitTransactionMessage {
201
202 public final List setBatchCalls = new LinkedList ();
203 public final List sendCalls = new LinkedList ();
204 public ObjectStringSerializer serializer;
205
206 public void setBatch(TransactionBatch batch, ObjectStringSerializer serializer) {
207 setBatchCalls.add(batch);
208 this.serializer = serializer;
209 }
210
211 public TCByteBuffer[] getBatchData() {
212 return null;
213 }
214
215 public void send() {
216 this.sendCalls.add(new Object ());
217 }
218
219 public ObjectStringSerializer getSerializer() {
220 return serializer;
221 }
222
223 public Collection addAcknowledgedTransactionIDsTo(Collection c) {
224 throw new ImplementMe();
225 }
226
227 public ChannelID getChannelID() {
228 return ChannelID.NULL_ID;
229 }
230
231 }
232
233 }
234
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