92 lines
3.1 KiB
Java
92 lines
3.1 KiB
Java
/**
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*
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*/
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package org.gcube.datatransfer.resolver.services;
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import javax.annotation.Nullable;
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import javax.servlet.http.HttpServletRequest;
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import javax.ws.rs.GET;
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import javax.ws.rs.Path;
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import javax.ws.rs.QueryParam;
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import javax.ws.rs.WebApplicationException;
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import javax.ws.rs.core.Context;
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import javax.ws.rs.core.Response;
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import org.gcube.datatransfer.resolver.ConstantsResolver;
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import org.gcube.datatransfer.resolver.ConstantsResolver.CONTENT_DISPOSITION_VALUE;
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import org.gcube.datatransfer.resolver.services.error.ExceptionManager;
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import org.gcube.datatransfer.resolver.util.ValidateContentDisposition;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* The Class SMPResolver.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR francesco.mangiacrapa@isti.cnr.it
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*
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* Mar 24, 2022
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*/
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@Path("smp")
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public class SMPResolver {
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/**
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*
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*/
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private static final String helpURI = "https://wiki.gcube-system.org/gcube/URI_Resolver#SMP_Resolver";
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private static final String SMP_URI = "smp-uri";
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private static Logger logger = LoggerFactory.getLogger(SMPResolver.class);
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/**
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* Gets the smpuri.
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*
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* @param req the req
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* @param smpURI the smp uri
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* @param fileName the file name
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* @param contentType the content type
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* @param contentDisposition the content disposition
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* @param validation the validation
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* @return the smpuri
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* @throws WebApplicationException the web application exception
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*/
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@GET
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@Path("")
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public Response getSMPURI(@Context HttpServletRequest req, @QueryParam(SMP_URI) @Nullable String smpURI,
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@QueryParam(ConstantsResolver.QUERY_PARAM_FILE_NAME) String fileName,
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@QueryParam(ConstantsResolver.QUERY_PARAM_CONTENT_TYPE) String contentType,
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@QueryParam(ConstantsResolver.QUERY_PARAM_CONTENTDISPOSITION) String contentDisposition,
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@QueryParam(ConstantsResolver.QUERY_PARAM_VALIDATION) boolean validation) throws WebApplicationException {
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logger.info(this.getClass().getSimpleName() + " GET starts...");
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try {
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// Checking mandatory parameter smpURI
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if (smpURI == null || smpURI.isEmpty()) {
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logger.error(SMP_URI + " not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory parameter " + SMP_URI,
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SMPResolver.class, helpURI);
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}
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// Checking the optional parameter "Content-Disposition"
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CONTENT_DISPOSITION_VALUE dispositionValue = CONTENT_DISPOSITION_VALUE.attachment;
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// Validating the Content-Disposition value
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dispositionValue = ValidateContentDisposition.validValue(req, this.getClass(), helpURI, contentDisposition);
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return StorageIDResolver.resolveStorageId(req, smpURI, fileName, contentType, dispositionValue, validation);
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} catch (Exception e) {
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if (!(e instanceof WebApplicationException)) {
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// UNEXPECTED EXCEPTION managing it as WebApplicationException
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String error = "Error occurred on resolving the smpURI " + smpURI + ". Please, contact the support!";
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throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
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}
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// ALREADY MANAGED AS WebApplicationException
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logger.error("Exception:", e);
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throw (WebApplicationException) e;
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}
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}
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}
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