flink-autoscaler-plugin-jdbc/src/main/java/org/apache/flink/autoscaler/jdbc/state/JdbcAutoScalerStateStore.java [299:334]:
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    private static String serializeParallelismOverrides(Map<String, String> overrides) {
        return ConfigurationUtils.convertValue(overrides, String.class);
    }

    private static Map<String, String> deserializeParallelismOverrides(String overrides) {
        return ConfigurationUtils.convertValue(overrides, Map.class);
    }

    @Nullable
    private static String serializeConfigOverrides(ConfigChanges configChanges) {
        try {
            return YAML_MAPPER.writeValueAsString(configChanges);
        } catch (Exception e) {
            LOG.error("Failed to serialize ConfigOverrides", e);
            return null;
        }
    }

    @Nullable
    private static ConfigChanges deserializeConfigOverrides(String configOverrides) {
        try {
            return YAML_MAPPER.readValue(configOverrides, new TypeReference<>() {});
        } catch (Exception e) {
            LOG.error("Failed to deserialize ConfigOverrides", e);
            return null;
        }
    }

    private static String serializeDelayedScaleDown(DelayedScaleDown delayedScaleDown)
            throws JacksonException {
        return YAML_MAPPER.writeValueAsString(delayedScaleDown);
    }

    private static DelayedScaleDown deserializeDelayedScaleDown(String delayedScaleDown)
            throws JacksonException {
        return YAML_MAPPER.readValue(delayedScaleDown, new TypeReference<>() {});
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flink-kubernetes-operator/src/main/java/org/apache/flink/kubernetes/operator/autoscaler/state/KubernetesAutoScalerStateStore.java [302:337]:
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    private static String serializeParallelismOverrides(Map<String, String> overrides) {
        return ConfigurationUtils.convertValue(overrides, String.class);
    }

    private static Map<String, String> deserializeParallelismOverrides(String overrides) {
        return ConfigurationUtils.convertValue(overrides, Map.class);
    }

    @Nullable
    private static String serializeConfigOverrides(ConfigChanges configChanges) {
        try {
            return YAML_MAPPER.writeValueAsString(configChanges);
        } catch (Exception e) {
            LOG.error("Failed to serialize ConfigOverrides", e);
            return null;
        }
    }

    @Nullable
    private static ConfigChanges deserializeConfigOverrides(String configOverrides) {
        try {
            return YAML_MAPPER.readValue(configOverrides, new TypeReference<>() {});
        } catch (Exception e) {
            LOG.error("Failed to deserialize ConfigOverrides", e);
            return null;
        }
    }

    private static String serializeDelayedScaleDown(DelayedScaleDown delayedScaleDown)
            throws JacksonException {
        return YAML_MAPPER.writeValueAsString(delayedScaleDown);
    }

    private static DelayedScaleDown deserializeDelayedScaleDown(String delayedScaleDown)
            throws JacksonException {
        return YAML_MAPPER.readValue(delayedScaleDown, new TypeReference<>() {});
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