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

Introduction

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

Prototype

@Override
    public String resolveRequiredPlaceholders(String text) throws IllegalArgumentException 

Source Link

Usage

From source file:com.dangdang.ddframe.reg.spring.placeholder.PlaceholderResolved.java

/**
 * ?????.// ww w. ja  v a 2 s  . c  o m
 * 
 * @param text ???
 * @return ????
 */
public String getResolvePlaceholderText(final String text) {
    if (placeholderMap.isEmpty()) {
        return text;
    }
    IllegalArgumentException missingException = null;
    for (Entry<String, PropertySourcesPlaceholderConfigurer> entry : placeholderMap.entrySet()) {
        PropertySourcesPropertyResolver propertyResolver;
        try {
            propertyResolver = new PropertySourcesPropertyResolver(
                    entry.getValue().getAppliedPropertySources());
        } catch (final IllegalStateException ex) {
            continue;
        } catch (final NoSuchMethodError ex) {
            try {
                propertyResolver = getPropertyResolverBeforeSpring4(entry.getValue());
            } catch (final ReflectiveOperationException e) {
                log.warn("Cannot get placeholder resolver.");
                return text;
            }
        }
        try {
            return propertyResolver.resolveRequiredPlaceholders(text);
        } catch (final IllegalArgumentException ex) {
            missingException = ex;
        }
    }
    if (null == missingException) {
        return text;
    }
    throw missingException;
}

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