hudson.tasks.BuildStepDescriptor Maven / Gradle / Ivy
package hudson.tasks;
import hudson.model.Describable;
import hudson.model.Descriptor;
import hudson.model.AbstractProject;
import java.util.List;
import java.util.ArrayList;
/**
* {@link Descriptor} for {@link Builder} and {@link Publisher}.
*
*
* For compatibility reasons, plugins developed before 1.150 may not extend from this descriptor type.
*
* @author Kohsuke Kawaguchi
* @since 1.150
*/
public abstract class BuildStepDescriptor> extends Descriptor {
protected BuildStepDescriptor(Class clazz) {
super(clazz);
}
/**
* Returns true if this task is applicable to the given project.
*
* @return
* true to allow user to configure this post-promotion task for the given project.
*/
public abstract boolean isApplicable(Class jobType);
/**
* Fiters a descriptor for {@link BuildStep}s by using {@link BuildStepDescriptor#isApplicable(Class)}.
*/
public static >
List> filter(List> base, Class type) {
List> r = new ArrayList>(base.size());
for (Descriptor d : base) {
if (d instanceof BuildStepDescriptor) {
BuildStepDescriptor bd = (BuildStepDescriptor) d;
if(bd.isApplicable(type))
r.add(bd);
} else {
// old plugins built before 1.150 may not implement BuildStepDescriptor
r.add(d);
}
}
return r;
}
}