Examples with Filter aQute.lib.filter.Filter used on opensource projects

Example 1 with Filter

use of aQute.lib.filter.Filter in project bnd by bndtools.

the class Analyzer method doRequireBnd.

/**
	 * Ensure that we are running on the correct bnd.
	 */
protected void doRequireBnd() {
    Attrs require = OSGiHeader.parseProperties(getProperty(REQUIRE_BND));
    if (require == null || require.isEmpty())
        return;
    Hashtable<String, String> map = new Hashtable<String, String>();
    map.put(Constants.VERSION_FILTER, getBndVersion());
    for (String filter : require.keySet()) {
        try {
            Filter f = new Filter(filter);
            if (f.match(map))
                continue;
            error("%s fails for filter %s values=%s", REQUIRE_BND, require.get(filter), map);
        } catch (Exception t) {
            exception(t, "%s with value %s throws exception", REQUIRE_BND, require);
        }
    }
}

Example 2 with Filter

use of aQute.lib.filter.Filter in project bnd by bndtools.

the class ResourceBuilder method findCapabilities.

public List<Capability> findCapabilities(String ns, String filter) throws Exception {
    if (filter == null || capabilities.isEmpty())
        return Collections.emptyList();
    List<Capability> capabilities = new ArrayList<Capability>();
    Filter f = new Filter(filter);
    for (Capability c : getCapabilities()) {
        if (ns != null && !ns.equals(c.getNamespace()))
            continue;
        Map<String, Object> attributes = c.getAttributes();
        if (attributes != null) {
            if (f.matchMap(attributes))
                capabilities.add(c);
        }
    }
    return capabilities;
}

Example 3 with Filter

use of aQute.lib.filter.Filter in project bnd by bndtools.

the class bnd method _select.

@Description("Helps finding information in a set of JARs by filtering on manifest data and printing out selected information.")
public void _select(selectOptions opts) throws Exception {
    PrintStream out = this.out;
    Filter filter = null;
    if (opts.where() != null) {
        String w = opts.where();
        if (!w.startsWith("("))
            w = "(" + w + ")";
        filter = new Filter(w);
    }
    Instructions instructions = new Instructions(opts.header());
    for (String s : opts._arguments()) {
        Jar jar = getJar(s);
        if (jar == null) {
            err.println("no file " + s);
            continue;
        }
        Domain domain = Domain.domain(jar.getManifest());
        Hashtable<String, Object> ht = new Hashtable<String, Object>();
        Iterator<String> i = domain.iterator();
        Set<String> realNames = new HashSet<String>();
        while (i.hasNext()) {
            String key = i.next();
            String value = domain.get(key).trim();
            ht.put(key.trim().toLowerCase(), value);
            realNames.add(key);
        }
        ht.put("resources", jar.getResources().keySet());
        realNames.add("resources");
        if (filter != null) {
            if (!filter.match(ht))
                continue;
        }
        Set<Instruction> unused = new HashSet<Instruction>();
        Collection<String> select = instructions.select(realNames, unused, true);
        for (String h : select) {
            if (opts.path()) {
                out.print(jar.getSource().getAbsolutePath() + ":");
            }
            if (opts.name()) {
                out.print(jar.getSource().getName() + ":");
            }
            if (opts.key()) {
                out.print(h + ":");
            }
            out.println(ht.get(h.toLowerCase()));
        }
        for (Instruction ins : unused) {
            String literal = ins.getLiteral();
            if (literal.equals("name"))
                out.println(jar.getSource().getName());
            else if (literal.equals("path"))
                out.println(jar.getSource().getAbsolutePath());
            else if (literal.equals("size") || literal.equals("length"))
                out.println(jar.getSource().length());
            else if (literal.equals("modified"))
                out.println(new Date(jar.getSource().lastModified()));
        }
    }
}

Example 4 with Filter

use of aQute.lib.filter.Filter in project bnd by bndtools.

the class Verifier method verifyRequirements.

private void verifyRequirements() throws IllegalArgumentException, Exception {
    Parameters map = parseHeader(manifest.getMainAttributes().getValue(Constants.REQUIRE_CAPABILITY));
    for (String key : map.keySet()) {
        verifyNamespace(key, "Require");
        Attrs attrs = map.get(key);
        verify(attrs, "filter:", FILTERPATTERN, false, "Requirement %s filter not correct", key);
        String filter = attrs.get("filter:");
        if (filter != null) {
            String verify = new Filter(filter).verify();
            if (verify != null)
                error("Invalid filter syntax in requirement %s=%s. Reason %s", key, attrs, verify);
        }
        verify(attrs, "cardinality:", CARDINALITY_PATTERN, false, "Requirement %s cardinality not correct", key);
        verify(attrs, "resolution:", RESOLUTION_PATTERN, false, "Requirement %s resolution not correct", key);
        if (key.equals("osgi.extender")) {
        // No requirements on extender
        } else if (key.equals("osgi.serviceloader")) {
        } else if (key.equals("osgi.contract")) {
        } else if (key.equals("osgi.service")) {
        } else if (key.equals("osgi.ee")) {
        } else if (key.equals("osgi.native")) {
        } else if (key.equals("osgi.identity")) {
        } else if (key.startsWith("osgi.wiring.")) {
            error("%s namespace must not be specified with generic requirements", key);
        }
        verifyAttrs(key, attrs);
        if (attrs.containsKey("mandatory:"))
            error("%s directive is intended for Capabilities, not Requirement %s", "mandatory:", key);
        if (attrs.containsKey("uses:"))
            error("%s directive is intended for Capabilities, not Requirement %s", "uses:", key);
    }
}