Examples with Update org.apache.ignite.internal.metastorage.server.Update used on opensource projects

Example 1 with Update

use of org.apache.ignite.internal.metastorage.server.Update in project ignite-3 by apache.

the class ItMetaStorageServiceTest method testMultiInvoke.

@Test
public void testMultiInvoke() throws Exception {
    ByteArray key1 = new ByteArray(new byte[] { 1 });
    ByteArray key2 = new ByteArray(new byte[] { 2 });
    ByteArray key3 = new ByteArray(new byte[] { 3 });
    var val1 = new byte[] { 4 };
    var val2 = new byte[] { 5 };
    var rval1 = new byte[] { 6 };
    var rval2 = new byte[] { 7 };
    /*
        if (key1.value == val1 || key2.value != val2)
            if (key3.revision == 3 || key2.value > val1 || key1.value >= val2):
                put(key1, rval1)
                return true
            else
                if (key2.value < val1 && key1.value <= val2):
                    put(key1, rval1)
                    remove(key2, rval2)
                    return false
                else
                    return true
        else
            put(key2, rval2)
            return false
         */
    var iif = If.iif(or(value(key1).eq(val1), value(key2).ne(val2)), iif(or(revision(key3).eq(3), or(value(key2).gt(val1), value(key1).ge(val2))), ops(put(key1, rval1)).yield(true), iif(and(value(key2).lt(val1), value(key1).le(val2)), ops(put(key1, rval1), remove(key2)).yield(false), ops().yield(true))), ops(put(key2, rval2)).yield(false));
    var ifCaptor = ArgumentCaptor.forClass(org.apache.ignite.internal.metastorage.server.If.class);
    when(mockStorage.invoke(any())).thenReturn(new StatementResult(true));
    assertTrue(metaStorageSvc.invoke(iif).get().getAsBoolean());
    verify(mockStorage).invoke(ifCaptor.capture());
    var resultIf = ifCaptor.getValue();
    assertThat(resultIf.cond(), cond(new OrCondition(new ValueCondition(Type.EQUAL, key1.bytes(), val1), new ValueCondition(Type.NOT_EQUAL, key2.bytes(), val2))));
    assertThat(resultIf.andThen().iif().cond(), cond(new OrCondition(new RevisionCondition(RevisionCondition.Type.EQUAL, key3.bytes(), 3), new OrCondition(new ValueCondition(ValueCondition.Type.GREATER, key2.bytes(), val1), new ValueCondition(Type.GREATER_OR_EQUAL, key1.bytes(), val2)))));
    assertThat(resultIf.andThen().iif().orElse().iif().cond(), cond(new AndCondition(new ValueCondition(ValueCondition.Type.LESS, key2.bytes(), val1), new ValueCondition(Type.LESS_OR_EQUAL, key1.bytes(), val2))));
    assertThat(resultIf.andThen().iif().andThen().update(), upd(new Update(List.of(new org.apache.ignite.internal.metastorage.server.Operation(OperationType.PUT, key1.bytes(), rval1)), new StatementResult(true))));
    assertThat(resultIf.andThen().iif().orElse().iif().andThen().update(), upd(new Update(Arrays.asList(new org.apache.ignite.internal.metastorage.server.Operation(OperationType.PUT, key1.bytes(), rval1), new org.apache.ignite.internal.metastorage.server.Operation(OperationType.REMOVE, key2.bytes(), null)), new StatementResult(false))));
    assertThat(resultIf.andThen().iif().orElse().iif().orElse().update(), upd(new Update(Collections.emptyList(), new StatementResult(true))));
    assertThat(resultIf.orElse().update(), upd(new Update(List.of(new org.apache.ignite.internal.metastorage.server.Operation(OperationType.PUT, key2.bytes(), rval2)), new StatementResult(false))));
}

Example 2 with Update

use of org.apache.ignite.internal.metastorage.server.Update in project ignite-3 by apache.

the class RocksDbKeyValueStorage method invoke.

@Override
public StatementResult invoke(If iif) {
    rwLock.writeLock().lock();
    try {
        If currIf = iif;
        byte maximumNumOfNestedBranch = 100;
        while (true) {
            if (maximumNumOfNestedBranch-- <= 0) {
                throw new IgniteInternalException("Too many nested (" + maximumNumOfNestedBranch + ") statements in multi-invoke command.");
            }
            Entry[] entries = getAll(Arrays.asList(currIf.cond().keys())).toArray(new Entry[] {});
            Statement branch = (currIf.cond().test(entries)) ? currIf.andThen() : currIf.orElse();
            if (branch.isTerminal()) {
                Update update = branch.update();
                applyOperations(update.operations());
                return update.result();
            } else {
                currIf = branch.iif();
            }
        }
    } catch (RocksDBException e) {
        throw new IgniteInternalException(e);
    } finally {
        rwLock.writeLock().unlock();
    }
}