Example usage for org.apache.maven.artifact.versioning Restriction EVERYTHING

Introduction

In this page you can find the example usage for org.apache.maven.artifact.versioning Restriction EVERYTHING.

Prototype

Restriction EVERYTHING

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Usage

From source file:org.commonjava.emb.component.vscheme.SchemeAwareVersionRange.java

License:Apache License

@SuppressWarnings("unchecked")
public static SchemeAwareVersionRange createFromVersionSpec(final String spec, final VersionScheme scheme)
        throws InvalidVersionSpecificationException {
    if (spec == null) {
        return null;
    }/*ww w. ja  va  2  s. c  o  m*/

    final List<Restriction> restrictions = new ArrayList<Restriction>();
    String process = spec;
    ArtifactVersion version = null;
    ArtifactVersion upperBound = null;
    ArtifactVersion lowerBound = null;

    while (process.startsWith("[") || process.startsWith("(")) {
        final int index1 = process.indexOf(")");
        final int index2 = process.indexOf("]");

        int index = index2;
        if (index2 < 0 || index1 < index2) {
            if (index1 >= 0) {
                index = index1;
            }
        }

        if (index < 0) {
            throw new InvalidVersionSpecificationException("Unbounded range: " + spec);
        }

        final Restriction restriction = parseRestriction(process.substring(0, index + 1), scheme);
        if (lowerBound == null) {
            lowerBound = restriction.getLowerBound();
        }
        if (upperBound != null) {
            if (restriction.getLowerBound() == null || restriction.getLowerBound().compareTo(upperBound) < 0) {
                throw new InvalidVersionSpecificationException("Ranges overlap: " + spec);
            }
        }
        restrictions.add(restriction);
        upperBound = restriction.getUpperBound();

        process = process.substring(index + 1).trim();

        if (process.length() > 0 && process.startsWith(",")) {
            process = process.substring(1).trim();
        }
    }

    if (process.length() > 0) {
        if (restrictions.size() > 0) {
            throw new InvalidVersionSpecificationException(
                    "Only fully-qualified sets allowed in multiple set scenario: " + spec);
        } else {
            version = new SchemeAwareArtifactVersion(process, scheme);
            restrictions.add(Restriction.EVERYTHING);
        }
    }

    return new SchemeAwareVersionRange(version, restrictions, scheme);
}

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