Java HttpException.getResponseCode方法代码示例

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
private boolean isConnectionProblem(HttpException ex) {
    if ( ex instanceof HttpNotConnectedException ) 
        return true;
    
    if ( ex.getResponseCode() > 0 )
        // Some HTTP status code -> network worked   
        return false;
    if ( ex.getCause() instanceof ConnectException /*IOException*/ )
        return true;
    if ( ex.getCause() instanceof IOException )
        return true;
    LOG.warn("Unrecognized exception: "+ex.getMessage(), ex);
    return true;
    // Unknown.
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
/** Perform a retryable operation. Retry only happen if HttpException happens. */
private <T> T retry(Action<T> callable, Supplier<Boolean> retryable, Supplier<String> retryMsg, Supplier<String> failureMsg) {
    for ( int i = 1 ; ; i++ ) {
        try {
            return callable.action();
        } catch (HttpException ex) {
            if ( ex.getResponseCode() == HttpSC.UNAUTHORIZED_401 ) {
                if ( retryable.get() && i < RETRIES_REGISTRATION ) {
                    if ( retryMsg != null  )
                        Delta.DELTA_HTTP_LOG.warn(retryMsg.get());
                    reregister();
                    // Retry.
                    continue;
                }
                if ( failureMsg != null )
                    throw new DeltaNotRegisteredException(failureMsg.get());
                else
                    throw new DeltaNotRegisteredException(ex.getMessage());
            }
            if ( failureMsg != null )
                // Other...
                Delta.DELTA_HTTP_LOG.warn(failureMsg.get());
            throw ex;
        }
        // Any tother exception - don't retry.
    }
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
private RDFPatch fetchCommon(Id dsRef, String param, Object value, String valueLogStr) {
    checkLink();
    
    String url = remoteReceive;
    url = createURL(url, DeltaConst.paramDatasource, dsRef.asParam());
    url = appendURL(url, value.toString());
    url = addToken(url);
    final String s = url;
    FmtLog.info(Delta.DELTA_HTTP_LOG, "Fetch request: %s %s=%s [%s]", dsRef, param, valueLogStr, url);
    try { 
        return retry(()->{
            // [NET] Network point
            InputStream in = HttpOp.execHttpGet(s) ;
            if ( in == null )
                return null ;
            RDFPatchReaderText pr = new RDFPatchReaderText(in) ;
            RDFChangesCollector collector = new RDFChangesCollector();
            pr.apply(collector);
            return collector.getRDFPatch();
        }, ()->true, ()->"Retry fetch patch.", ()->"Failed to fetch patch.");
    }
    catch ( HttpException ex) {
        if ( ex.getResponseCode() == HttpSC.NOT_FOUND_404 )
            return null ; //throw new DeltaNotFoundException(ex.getMessage());
        throw ex;
    }
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
public void sync() {
    try { 
        checkDeltaConnection();
        PatchLogInfo logInfo = getPatchLogInfo();
        sync(logInfo);
    } catch (HttpException ex) {
        if ( ex.getResponseCode() == -1 )
            throw new HttpException(HttpSC.SERVICE_UNAVAILABLE_503, HttpSC.getMessage(HttpSC.SERVICE_UNAVAILABLE_503), ex.getMessage());
        throw ex;
    }
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
@Override
public Boolean call() throws Exception {
	final String ns = ModelFactory.createDefaultModel().createResource(uri).getNameSpace();
	if (ns404.contains(ns)) return false;
	
	try{
		return (RDFDataMgr.loadModel(uri).size() > 0);
	} catch (HttpException httpE){
		if (httpE.getResponseCode() == 404) ns404.add(ns);
		return false;
	} catch (Exception e){
		return false;
	}
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
@Override
public Boolean call() throws Exception {
	final String ns = ResourceBaseURIOracle.extractNameSpace(uri);
	if (ns404.contains(ns)) return false;
	
	try{
		return (RDFDataMgr.loadModel(uri).size() > 0);
	} catch (HttpException httpE){
		if (httpE.getResponseCode() == 404) ns404.add(ns);
		return false;
	} catch (Exception e){
		return false;
	}
}
 

import org.apache.jena.atlas.web.HttpException; //导入方法依赖的package包/类
/**
 * Categorizes a {@link HttpException}
 * <p>
 * Where possible this will use specific error categories such as
 * {@link #AUTHENTICATION} or {@link #HTTP_NOT_FOUND} however many possible
 * HTTP status codes are not specifically categorized and will be bucketed
 * into {@link #HTTP_CLIENT_ERROR} or {@link #HTTP_SERVER_ERROR} as
 * appropriate.
 * </p>
 * 
 * @param httpError
 *            HTTP error
 * @return Most appropriate error category
 */
public static int categorizeHttpError(HttpException httpError) {
    int status = httpError.getResponseCode();
    return categorizeHttpError(status);
}