protected void init()

in src/java/org/apache/ivy/osgi/updatesite/UpdateSiteResolver.java [64:139]
74 lines of code
19 McCabe index (conditional complexity)

    protected void init() {
        if (url == null) {
            throw new RuntimeException("Missing url");
        }
        CacheResourceOptions options = new CacheResourceOptions();
        if (metadataTtl != null) {
            options.setTtl(metadataTtl);
        }
        if (forceMetadataUpdate != null) {
            options.setForce(forceMetadataUpdate);
        }
        final int log;
        if (logLevel != null) {
            if ("debug".equalsIgnoreCase(logLevel)) {
                log = Message.MSG_DEBUG;
            } else if ("verbose".equalsIgnoreCase(logLevel)) {
                log = Message.MSG_VERBOSE;
            } else if ("info".equalsIgnoreCase(logLevel)) {
                log = Message.MSG_INFO;
            } else if ("warn".equalsIgnoreCase(logLevel)) {
                log = Message.MSG_WARN;
            } else if ("error".equalsIgnoreCase(logLevel)) {
                log = Message.MSG_ERR;
            } else {
                throw new RuntimeException("Unknown log level: " + logLevel);
            }
        } else {
            log = Message.MSG_INFO;
        }
        options.setListener(new DownloadListener() {
            public void startArtifactDownload(RepositoryCacheManager cache, ResolvedResource rres,
                    Artifact artifact, ArtifactOrigin origin) {
                if (log <= Message.MSG_INFO) {
                    Message.info("\tdownloading " + rres.getResource().getName());
                }
            }

            public void needArtifact(RepositoryCacheManager cache, Artifact artifact) {
                if (log <= Message.MSG_VERBOSE) {
                    Message.verbose("\ttrying to download " + artifact);
                }
            }

            public void endArtifactDownload(RepositoryCacheManager cache, Artifact artifact,
                    ArtifactDownloadReport adr, File archiveFile) {
                if (log <= Message.MSG_VERBOSE) {
                    if (adr.isDownloaded()) {
                        Message.verbose("\tdownloaded to " + archiveFile.getAbsolutePath());
                    } else {
                        Message.verbose("\tnothing to download");
                    }
                }
            }
        });
        final UpdateSiteLoader loader = new UpdateSiteLoader(getRepositoryCacheManager(),
                getEventManager(), options, this.getTimeoutConstraint());
        loader.setLogLevel(log);
        RepoDescriptor repoDescriptor;
        try {
            repoDescriptor = loader.load(new URI(url));
        } catch (IOException e) {
            throw new RuntimeException("IO issue while trying to read the update site ("
                    + e.getMessage() + ")");
        } catch (ParseException e) {
            throw new RuntimeException("Failed to parse the updatesite (" + e.getMessage() + ")", e);
        } catch (SAXException e) {
            throw new RuntimeException("Ill-formed updatesite (" + e.getMessage() + ")", e);
        } catch (URISyntaxException e) {
            throw new RuntimeException("Ill-formed url (" + e.getMessage() + ")", e);
        }
        if (repoDescriptor == null) {
            setRepoDescriptor(FAILING_REPO_DESCRIPTOR);
            throw new RuntimeException("No update site was found at the location: " + url);
        }
        setRepoDescriptor(repoDescriptor);
    }