public void init()

in velocity-engine-core/src/main/java/org/apache/velocity/runtime/resource/loader/StringResourceLoader.java [224:289]
53 lines of code
9 McCabe index (conditional complexity)

    public void init(final ExtProperties configuration)
    {
        log.trace("StringResourceLoader: initialization starting.");

        // get the repository configuration info
        String repoClass = configuration.getString(REPOSITORY_CLASS, REPOSITORY_CLASS_DEFAULT);
        String repoName = configuration.getString(REPOSITORY_NAME, REPOSITORY_NAME_DEFAULT);
        boolean isStatic = configuration.getBoolean(REPOSITORY_STATIC, REPOSITORY_STATIC_DEFAULT);
        String encoding = configuration.getString(REPOSITORY_ENCODING);

        // look for an existing repository of that name and isStatic setting
        if (isStatic)
        {
            this.repository = getRepository(repoName);
            if (repository != null)
            {
                log.debug("Loaded repository '{}' from static repo store", repoName);
            }
        }
        else
        {
            this.repository = (StringResourceRepository)rsvc.getApplicationAttribute(repoName);
            if (repository != null)
            {
                log.debug("Loaded repository '{}' from application attributes", repoName);
            }
        }

        if (this.repository == null)
        {
            // since there's no repository under the repo name, create a new one
            this.repository = createRepository(repoClass, encoding);

            // and store it according to the isStatic setting
            if (isStatic)
            {
                setRepository(repoName, this.repository);
            }
            else
            {
                rsvc.setApplicationAttribute(repoName, this.repository);
            }
        }
        else
        {
            // ok, we already have a repo
            // warn them if they are trying to change the class of the repository
            if (!this.repository.getClass().getName().equals(repoClass))
            {
                log.debug("Cannot change class of string repository '{}' from {} to {}." +
                          " The change will be ignored.",
                          repoName, this.repository.getClass().getName(), repoClass);
            }

            // allow them to change the default encoding of the repo
            if (encoding != null &&
                !this.repository.getEncoding().equals(encoding))
            {
                log.debug("Changing the default encoding of string repository '{}' from {} to {}",
                          repoName, this.repository.getEncoding(), encoding);
                this.repository.setEncoding(encoding);
            }
        }

        log.trace("StringResourceLoader: initialization complete.");
    }