TemplateAttributesProviderImpl.java

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package org.netbeans.modules.ruby.rubyproject;

import java.nio.charset.Charset;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.netbeans.api.project.Project;
import org.netbeans.api.project.ProjectInformation;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper;
import org.netbeans.spi.queries.FileEncodingQueryImplementation;
import org.openide.loaders.CreateFromTemplateAttributesProvider;
import org.openide.loaders.DataFolder;
import org.openide.loaders.DataObject;
import org.openide.util.EditableProperties;

// copied from java.api.common
/**
 * Default implementation of {@link CreateFromTemplateAttributesProvider}.
 *
 * @author Andrei Badea
 */
public final class TemplateAttributesProviderImpl implements CreateFromTemplateAttributesProvider {

    private final RakeProjectHelper helper;
    private final FileEncodingQueryImplementation encodingQuery;

    public TemplateAttributesProviderImpl(RakeProjectHelper helper, FileEncodingQueryImplementation encodingQuery) {
        assert helper != null;
        assert encodingQuery != null;

        this.helper = helper;
        this.encodingQuery = encodingQuery;
    }

    public Map<String, ?> attributesFor(DataObject template, DataFolder target, String name) {
        Map<String, String> values = new HashMap<String, String>();
        EditableProperties props = helper.getProperties(RakeProjectHelper.PROJECT_PROPERTIES_PATH);
        String license = props.getProperty("project.license"); // NOI18N
        if (license != null) {
            values.put("license", license); // NOI18N
        }
        Charset charset = encodingQuery.getEncoding(target.getPrimaryFile());
        String encoding = (charset != null) ? charset.name() : null;
        if (encoding != null) {
            values.put("encoding", encoding); // NOI18N
        }
        try {
            Project prj = ProjectManager.getDefault().findProject(helper.getProjectDirectory());
            ProjectInformation info = prj.getLookup().lookup(ProjectInformation.class);
            if (info != null) {
                String pname = info.getName();
                if (pname != null) {
                    values.put("name", pname); // NOI18N
                }
                String pdname = info.getDisplayName();
                if (pdname != null) {
                    values.put("displayName", pdname); // NOI18N
                }
            }
        } catch (Exception ex) {
            // not really important, just log.
            Logger.getLogger(TemplateAttributesProviderImpl.class.getName()).log(Level.FINE, "", ex);
        }

        if (values.size() == 0) {
            return null;
        }
        return Collections.singletonMap("project", values); // NOI18N
    }
}