Example usage for org.springframework.core.env ConfigurablePropertyResolver resolveRequiredPlaceholders

Introduction

In this page you can find the example usage for org.springframework.core.env ConfigurablePropertyResolver resolveRequiredPlaceholders.

Prototype

String resolveRequiredPlaceholders(String text) throws IllegalArgumentException;

Source Link

Document

Resolve ${...} placeholders in the given text, replacing them with corresponding property values as resolved by #getProperty .

Usage

From source file:org.zalando.crypto.spring.EncryptablePropertiesPlaceholderConfigurer.java

@Override
protected void processProperties(final ConfigurableListableBeanFactory beanFactoryToProcess,
        final ConfigurablePropertyResolver propertyResolver) throws BeansException {

    propertyResolver.setPlaceholderPrefix(this.placeholderPrefix);
    propertyResolver.setPlaceholderSuffix(this.placeholderSuffix);
    propertyResolver.setValueSeparator(this.valueSeparator);

    StringValueResolver valueResolver = new StringValueResolver() {
        @Override/*www  . j a  v a  2 s  .  c om*/
        public String resolveStringValue(final String strVal) {
            String resolved = ignoreUnresolvablePlaceholders ? propertyResolver.resolvePlaceholders(strVal)
                    : propertyResolver.resolveRequiredPlaceholders(strVal);

            if (resolved.startsWith(cryptoPrefix)) {

                resolved = decrypter.decrypt(resolved.substring(cryptoPrefix.length()));
            }

            return (resolved.equals(nullValue) ? null : resolved);
        }
    };

    doProcessProperties(beanFactoryToProcess, valueResolver);
}

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