* @param field The key of the field, must not be
     * <code>null</code>.
     * @return The location of the field in the input source or
     * <code>null</code> if unknown.
     */
    public InputLocation getLocation(Object field);
    /**
     * Sets the location of the specified field.
     *
     * @param field The key of the field, must not be
     * <code>null</code>.
     * @param location The location of the field, may be

                        .setMessage(
                                "Failed to determine activation for profile " + profile.getId() + ": " + e.getMessage())
                        .setLocation(profile.getLocation(""))
                        .setException(e));
                return false;
            }
        }
        return isActive;
    }

    private boolean isActiveByDefault(Profile profile) {

        for (Dependency dependency : project.getDependencies()) {
            if (dependency.getManagementKey().equals("org.apache.maven.its:a:jar")) {
                dependencyLocation = dependency.getLocation("version");
            }
        }
        assertNotNull(dependencyLocation, "missing dependency");
        assertEquals(
                "org.apache.maven.its:bom:0.1", dependencyLocation.getSource().getModelId());

     * @param e the exception itself
     */
    public XmlWriterException(String message, Location location, Exception e) {
        super(message, e);
        this.location = location;
    }

    public Location getLocation() {
        return location;
    }

     * value is undefined.
     *
     * @return The location of the problem, never {@code null}.
     */
    String getLocation();

    /**
     * Gets the exception that caused this problem (if any).
     *
     * @return The exception that caused this problem or {@code null} if not applicable.
     */
    Exception getException();

        URL txtFile = new File("target/test-classes/source.txt").toURI().toURL();
        UrlSource source = new UrlSource(txtFile);
        assertEquals(txtFile.toExternalForm(), source.getLocation());
    }

        return message;
    }

    public ModelProblemCollectorRequest setMessage(String message) {
        this.message = message;
        return this;
    }

    public InputLocation getLocation() {
        return location;
    }

    public ModelProblemCollectorRequest setLocation(InputLocation location) {
        this.location = location;
        return this;
    }

    @Test
    void testGetLocation() {
        File txtFile = new File("target/test-classes/source.txt");
        FileSource source = new FileSource(txtFile);
        assertEquals(txtFile.getAbsolutePath(), source.getLocation());
    }

    @Test
    void testGetFile() {
        File txtFile = new File("target/test-classes/source.txt");
        FileSource source = new FileSource(txtFile);

            writer.print("[");
            writer.print(problem.getSeverity());
            writer.print("] ");
            writer.print(problem.getMessage());
            String location = problem.getLocation();
            if (!location.isEmpty()) {
                writer.print(" @ ");
                writer.print(location);
            }
            writer.println();
        }

        return buffer.toString();

            writer.print("[");
            writer.print(problem.getSeverity());
            writer.print("] ");
            writer.print(problem.getMessage());
            String location = problem.getLocation();
            if (!location.isEmpty()) {
                writer.print(" @ ");
                writer.println(location);
            }
        }

        return buffer.toString();
    }