hudson.scm.SCMS Maven / Gradle / Ivy

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package hudson.scm;

import hudson.model.Descriptor;
import hudson.model.Descriptor.FormException;

import java.util.List;

import org.kohsuke.stapler.StaplerRequest;

import javax.servlet.ServletException;

/**
 * List of all installed SCMs.
 * 
 * @author Kohsuke Kawaguchi
 */
public class SCMS {
    /**
     * List of all installed SCMs.
     */
    @SuppressWarnings("unchecked") // generic array creation
    public static final List> SCMS =
        Descriptor.>toList(
            NullSCM.DESCRIPTOR,
            CVSSCM.DescriptorImpl.DESCRIPTOR,
            SubversionSCM.DescriptorImpl.DESCRIPTOR);

    /**
     * Parses {@link SCM} configuration from the submitted form.
     */
    public static SCM parseSCM(StaplerRequest req) throws FormException, ServletException {
        String scm = req.getParameter("scm");
        if(scm==null)   return new NullSCM();

        int scmidx = Integer.parseInt(scm);
        SCMDescriptor d = SCMS.get(scmidx);
        d.generation++;
        return d.newInstance(req, req.getSubmittedForm().getJSONObject("scm"));
    }
}