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package bndtools.model.resolution;

import java.util.Collection;
import java.util.Objects;

import org.osgi.resource.Requirement;

import aQute.bnd.osgi.Constants;

public class RequirementWrapper {

	public final Requirement			requirement;
	public boolean						resolved;
	public boolean						java;
	public Collection	requirers;

	public RequirementWrapper(Requirement requirement) {
		this.requirement = requirement;
	}

	public boolean isOptional() {

		String resolution = requirement.getDirectives()
			.get(Constants.RESOLUTION);

		if (resolution == null) {
			return false;
		}

		return Constants.OPTIONAL.equals(resolution);
	}

	@Override
	public int hashCode() {
		return Objects.hash(java, requirement, requirers, resolved);
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		RequirementWrapper other = (RequirementWrapper) obj;
		return java == other.java && Objects.equals(requirement, other.requirement)
			&& Objects.equals(requirers, other.requirers) && resolved == other.resolved;
	}

	@Override
	public String toString() {
		return "RequirementWrapper [resolved=" + resolved + ", java=" + java + ", requirement=" + requirement + "]";
	}

}