Examples with Union org.apache.tools.ant.types.resources.Union used on opensource projects

Example 1 with Union

use of org.apache.tools.ant.types.resources.Union in project ant by apache.

the class PathConvert method execute.

/**
 * Do the execution.
 * @throws BuildException if something is invalid.
 */
@Override
public void execute() throws BuildException {
    Resources savedPath = path;
    // may be altered in validateSetup
    String savedPathSep = pathSep;
    // may be altered in validateSetup
    String savedDirSep = dirSep;
    try {
        // If we are a reference, create a Path from the reference
        if (isReference()) {
            Object o = refid.getReferencedObject(getProject());
            if (!(o instanceof ResourceCollection)) {
                throw new BuildException("refid '%s' does not refer to a resource collection.", refid.getRefId());
            }
            getPath().add((ResourceCollection) o);
        }
        // validate our setup
        validateSetup();
        // Currently, we deal with only two path formats: Unix and Windows
        // And Unix is everything that is not Windows
        // (with the exception for NetWare and OS/2 below)
        // for NetWare and OS/2, piggy-back on Windows, since here and
        // in the apply code, the same assumptions can be made as with
        // windows - that \\ is an OK separator, and do comparisons
        // case-insensitive.
        String fromDirSep = onWindows ? "\\" : "/";
        StringBuilder rslt = new StringBuilder();
        ResourceCollection resources = isPreserveDuplicates() ? path : new Union(path);
        List<String> ret = new ArrayList<>();
        FileNameMapper mapperImpl = mapper == null ? new IdentityMapper() : mapper.getImplementation();
        for (Resource r : resources) {
            String[] mapped = mapperImpl.mapFileName(String.valueOf(r));
            for (int m = 0; mapped != null && m < mapped.length; ++m) {
                ret.add(mapped[m]);
            }
        }
        boolean first = true;
        for (String string : ret) {
            // Apply the path prefix map
            String elem = mapElement(string);
            if (!first) {
                rslt.append(pathSep);
            }
            first = false;
            StringTokenizer stDirectory = new StringTokenizer(elem, fromDirSep, true);
            while (stDirectory.hasMoreTokens()) {
                String token = stDirectory.nextToken();
                rslt.append(fromDirSep.equals(token) ? dirSep : token);
            }
        }
        // unless setonempty == false
        if (setonempty || rslt.length() > 0) {
            String value = rslt.toString();
            if (property == null) {
                log(value);
            } else {
                log("Set property " + property + " = " + value, Project.MSG_VERBOSE);
                getProject().setNewProperty(property, value);
            }
        }
    } finally {
        path = savedPath;
        dirSep = savedDirSep;
        pathSep = savedPathSep;
    }
}

Example 2 with Union

use of org.apache.tools.ant.types.resources.Union in project ant by apache.

the class Path method add.

/**
 * Add a nested <code>ResourceCollection</code>.
 * @param c the ResourceCollection to add.
 * @since Ant 1.7
 */
public void add(ResourceCollection c) {
    checkChildrenAllowed();
    if (c == null) {
        return;
    }
    if (union == null) {
        union = new Union();
        union.setProject(getProject());
        union.setCache(cache);
    }
    union.add(c);
    setChecked(false);
}

Example 3 with Union

use of org.apache.tools.ant.types.resources.Union in project ant by apache.

the class ResourceUtils method selectOutOfDateSources.

/**
 * Tells which source files should be reprocessed based on the
 * last modification date of target files.
 * @param logTo where to send (more or less) interesting output.
 * @param source array of resources bearing relative path and last
 * modification date.
 * @param mapper filename mapper indicating how to find the target
 * files.
 * @param targets object able to map as a resource a relative path
 * at <b>destination</b>.
 * @param granularity The number of milliseconds leeway to give
 * before deciding a target is out of date.
 * @return array containing the source files which need to be
 * copied or processed, because the targets are out of date or do
 * not exist.
 * @since Ant 1.6.2
 */
public static Resource[] selectOutOfDateSources(final ProjectComponent logTo, final Resource[] source, final FileNameMapper mapper, final ResourceFactory targets, final long granularity) {
    final Union u = new Union();
    u.addAll(Arrays.asList(source));
    final ResourceCollection rc = selectOutOfDateSources(logTo, u, mapper, targets, granularity);
    return rc.size() == 0 ? new Resource[0] : ((Union) rc).listResources();
}

Example 4 with Union

use of org.apache.tools.ant.types.resources.Union in project ant by apache.

the class ResourceUtils method selectSources.

/**
 * Tells which sources should be reprocessed because the given
 * selector selects at least one target.
 *
 * @param logTo where to send (more or less) interesting output.
 * @param source ResourceCollection.
 * @param mapper filename mapper indicating how to find the target Resources.
 * @param targets object able to map a relative path as a Resource.
 * @param selector returns a selector that is applied to target
 * files.  If it selects at least one target the source will be
 * added to the returned collection.
 * @return ResourceCollection.
 * @since Ant 1.8.0
 */
public static ResourceCollection selectSources(final ProjectComponent logTo, ResourceCollection source, final FileNameMapper mapper, final ResourceFactory targets, final ResourceSelectorProvider selector) {
    if (source.isEmpty()) {
        logTo.log("No sources found.", Project.MSG_VERBOSE);
        return Resources.NONE;
    }
    source = Union.getInstance(source);
    final Union result = new Union();
    for (final Resource sr : source) {
        String srName = sr.getName();
        srName = srName == null ? srName : srName.replace('/', File.separatorChar);
        String[] targetnames = null;
        try {
            targetnames = mapper.mapFileName(srName);
        } catch (final Exception e) {
            logTo.log("Caught " + e + " mapping resource " + sr, Project.MSG_VERBOSE);
        }
        if (targetnames == null || targetnames.length == 0) {
            logTo.log(sr + " skipped - don\'t know how to handle it", Project.MSG_VERBOSE);
            continue;
        }
        final Union targetColl = new Union();
        for (String targetname : targetnames) {
            if (targetname == null) {
                targetname = "(no name)";
            }
            targetColl.add(targets.getResource(targetname.replace(File.separatorChar, '/')));
        }
        // find the out-of-date targets:
        final Restrict r = new Restrict();
        r.add(selector.getTargetSelectorForSource(sr));
        r.add(targetColl);
        if (r.size() > 0) {
            result.add(sr);
            final Resource t = r.iterator().next();
            logTo.log(sr.getName() + " added as " + t.getName() + (t.isExists() ? " is outdated." : " doesn\'t exist."), Project.MSG_VERBOSE);
            continue;
        }
        // log uptodateness of all targets:
        logTo.log(sr.getName() + " omitted as " + targetColl.toString() + (targetColl.size() == 1 ? " is" : " are ") + " up to date.", Project.MSG_VERBOSE);
    }
    return result;
}

Example 5 with Union

use of org.apache.tools.ant.types.resources.Union in project ant by apache.

the class ImportTask method execute.

@Override
public void execute() {
    if (file == null && resources.isEmpty()) {
        throw new BuildException("import requires file attribute or at least one nested resource");
    }
    if (getOwningTarget() == null || !getOwningTarget().getName().isEmpty()) {
        throw new BuildException("import only allowed as a top-level task");
    }
    ProjectHelper helper = getProject().getReference(ProjectHelper.PROJECTHELPER_REFERENCE);
    if (helper == null) {
        // this happens if the projecthelper was not registered with the project.
        throw new BuildException("import requires support in ProjectHelper");
    }
    if (helper.getImportStack().isEmpty()) {
        // helper that doesn't set the import.
        throw new BuildException("import requires support in ProjectHelper");
    }
    if (getLocation() == null || getLocation().getFileName() == null) {
        throw new BuildException("Unable to get location of import task");
    }
    Union resourcesToImport = new Union(getProject(), resources);
    Resource fromFileAttribute = getFileAttributeResource();
    if (fromFileAttribute != null) {
        resources.add(fromFileAttribute);
    }
    for (Resource r : resourcesToImport) {
        importResource(helper, r);
    }
}