depC.selector == moduleId('group-c', 'module-c', '2.0')
        depC.constraint
        !depC.transitive
        def depB = metadata.dependencies.find { it.selector.group == 'group-b'}
        depB.selector == moduleId('group-b', 'module-b', '1.0')
        depB.constraint
        !depB.transitive
    }

            throw new IllegalStateException("Could not parse current Java version", e);
        }
        if (constraint.getRange() == null) {
            return constraint.getVersion().compareTo(current) <= 0;
        }
        return constraint.containsVersion(current);
    }

    /**
     * Attempts to connect to a daemon that matches the given constraint.
     *
     * @return A connection to a matching daemon, or null if none running.
     */
    @Nullable
    DaemonClientConnection maybeConnect(ExplainingSpec<DaemonContext> constraint);

    /**
     * Mark the daemon as unavailable if the client cannot communicate with the daemon.
     *

	// ErrDuplicatedKey occurs when there is a unique key constraint violation
	ErrDuplicatedKey = errors.New("duplicated key not allowed")
	// ErrForeignKeyViolated occurs when there is a foreign key constraint violation
	ErrForeignKeyViolated = errors.New("violates foreign key constraint")
	// ErrCheckConstraintViolated occurs when there is a check constraint violation
	ErrCheckConstraintViolated = errors.New("violates check constraint")

						if rel.Field.IgnoreMigration {
							continue
						}
						if constraint := rel.ParseConstraint(); constraint != nil &&
							constraint.Schema == stmt.Schema && !queryTx.Migrator().HasConstraint(value, constraint.Name) {
							if err := execTx.Migrator().CreateConstraint(value, constraint.Name); err != nil {
								return err
							}
						}
					}
				}

        ':myPath'   | 'myLib'
        ':myPath'   | null
        ':myPath'   | 'myLib'
    }

    def "serializes version constraint"() {
        given:
        ModuleComponentSelector selection = DefaultModuleComponentSelector.newSelector(DefaultModuleIdentifier.newId('group-one', 'name-one'), constraint('req', 'pref', 'strict', ['rej']))

        when:
        ModuleComponentSelector result = serialize(selection, serializer)

                                                                 ComponentSelectionReason reason, ModuleVersionResolveException failure) {
        List<Object> key = asList(requested, from, constraint);
        if (!unresolvedDependencies.containsKey(key)) {
            unresolvedDependencies.put(key, new DefaultUnresolvedDependencyResult(requested, constraint, reason, from, failure));
        }

    @Nonnull
    VersionRange parseVersionRange(@Nonnull String range);

    /**
     * Parses the specified version constraint specification, for example "1.0" or "[1.0,2.0)".
     *
     * @param constraint the constraint specification to parse, must not be {@code null}
     * @return the parsed version constraint, never {@code null}
     * @throws VersionParserException if the range specification violates the syntax rules of this scheme
     */

     *
     * <p>
     * Note that no classifier or extension is accepted here.
     * </p>
     *
     * @param dependencyConstraintNotation the dependency constraint notation
     * @return the new dependency constraint
     * @since 8.7
     */
    DependencyConstraint create(CharSequence dependencyConstraintNotation);

    /**
     * Create a {@link DependencyConstraint} from a series of strings.

class FloatValueEquals<string val> : Constraint<CPred<
  "FloatValueEquals($0, " # val # ")">>;

class IsBoolAttrEqual<string true_or_false> : Constraint<CPred<
  "$0.getValue() == "#true_or_false#"">>;

// Flattens a constant tensor to 1D.
def FlattenTo1D : NativeCodeCall<"FlattenTo1D($0)">;

def HasOneUse : Constraint<CPred<"$0.hasOneUse()">>;

def HasSameStaticShapes : Constraint<