Example usage for java.net URLConnection getExpiration

Introduction

In this page you can find the example usage for java.net URLConnection getExpiration.

Prototype

public long getExpiration() 

Source Link

Document

Returns the value of the expires header field.

Usage

From source file:org.wso2.carbon.mediation.registry.MicroIntegratorRegistry.java

@Override
public RegistryEntry getRegistryEntry(String key) {

    // get information from the actual resource
    MediationRegistryEntryImpl entryEmbedded = new MediationRegistryEntryImpl();

    try {/*from  w w  w. ja v a 2 s.  co m*/
        URL url = new URL(resolveRegistryPath(key));
        if ("file".equals(url.getProtocol())) {
            try {
                url.openStream();
            } catch (IOException e) {
                log.error("Error occurred while accessing registry resource: " + key, e);
                return null;
            }
        }
        URLConnection urlc = url.openConnection();

        entryEmbedded.setKey(key);
        entryEmbedded.setName(url.getFile());
        entryEmbedded.setType(ESBRegistryConstants.FILE);
        entryEmbedded.setDescription("Resource at : " + url.toString());
        entryEmbedded.setLastModified(urlc.getLastModified());
        entryEmbedded.setVersion(urlc.getLastModified());

        if (urlc.getExpiration() > 0) {
            entryEmbedded.setCachableDuration(urlc.getExpiration() - System.currentTimeMillis());
        } else {
            entryEmbedded.setCachableDuration(getCachableDuration());
        }

    } catch (MalformedURLException e) {
        handleException("Invalid URL reference " + resolveRegistryPath(key), e);
    } catch (IOException e) {
        handleException("IO Error reading from URL " + resolveRegistryPath(key), e);
    }

    return entryEmbedded;
}

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