}
            } else {
                throw DocumentedFailure.builder()
                    .withSummary("Using internal convention mapping with a Provider backed property.")
                    .withUpgradeGuideSection(7, "convention_mapping")
                    .build();
            }
        } else {
            _mappings.put(propertyName, mapping);
        }
        return mapping;
    }

                .withAdvice("The main source set is reserved for production code and should not be used for features. Use another source set instead.")
                .willBecomeAnErrorInGradle9()
                .withUpgradeGuideSection(8, "deprecate_register_feature_main_source_set")
                .nagUser();
        }

            // This should make the spec invalid when the enum gets removed
            DeprecationLogger.deprecateBehaviour("Requesting JVM vendor IBM_SEMERU.")
                .willBeRemovedInGradle9()
                .withUpgradeGuideSection(8, "ibm_semeru_should_not_be_used")
                .nagUser();
        }
        return getLanguageVersion().isPresent() || isSecondaryPropertiesUnchanged();
    }

    private static void logDeprecation() {
        DeprecationLogger.deprecateType(org.gradle.api.plugins.ApplicationPluginConvention.class)
            .willBeRemovedInGradle9()
            .withUpgradeGuideSection(8, "application_convention_deprecation")
            .nagUser();
    }

                    .withAdvice("Configure an absolute path to a Java executable instead.")
                    .willBecomeAnErrorInGradle9()
                    .withUpgradeGuideSection(8, "no_relative_paths_for_java_executables")
                    .nagUser();
        }
        File executableAbsoluteFile = executableFile.getAbsoluteFile();
        if (!executableAbsoluteFile.exists()) {

    private static void logDeprecation() {
        DeprecationLogger.deprecateType(org.gradle.api.plugins.JavaPluginConvention.class)
            .willBeRemovedInGradle9()
            .withUpgradeGuideSection(8, "java_convention_deprecation")
            .nagUser();
    }

    }

    private static void logDeprecation() {
        DeprecationLogger.deprecateType(org.gradle.plugins.ear.EarPluginConvention.class)
            .willBeRemovedInGradle9()
            .withUpgradeGuideSection(8, "ear_convention_deprecation")
            .nagUser();
    }

    public int getMode() {
        DeprecationLogger.deprecateMethod(FileTreeElement.class, "getMode()")
            .replaceWith("getPermissions()")
            .willBeRemovedInGradle9()
            .withUpgradeGuideSection(8, "unix_file_permissions_deprecated")
            .nagUser();
        return getPermissions().toUnixNumeric();
    }

    @Override
    public FilePermissions getPermissions() {

            DeprecationLogger.deprecateBehaviour("Gradle Module Metadata is modified after an eagerly populated publication.")
                .willBecomeAnErrorInGradle9()
                .withUpgradeGuideSection(8, "gmm_modification_after_publication_populated")
                .nagUser();
        }
    }

            DeprecationLogger.deprecateMethod(FileTreeElement.class, "getMode()")
                .replaceWith("getPermissions()")
                .willBeRemovedInGradle9()
                .withUpgradeGuideSection(8, "unix_file_permissions_deprecated")
                .nagUser();
            return getPermissions().toUnixNumeric();
        }

        @Override
        public FilePermissions getPermissions() {