AuxiliaryPropertiesImpl.java

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package org.netbeans.modules.ruby.spi.project.support.rake;
import java.util.LinkedList;
import java.util.List;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.spi.project.AuxiliaryProperties;
import org.openide.util.EditableProperties;
import org.openide.util.Mutex;

/**
 * <i>A copy of <code>org.netbeans.spi.project.support.ant.AuxiliaryPropertiesImpl</code>
 *
 * @author Jan Lahoda, Erno Mononen
 */
class AuxiliaryPropertiesImpl implements AuxiliaryProperties {

    private final RakeProjectHelper helper;
    private final String propertyPrefix = "auxiliary.";

    public AuxiliaryPropertiesImpl(RakeProjectHelper helper) {
        this.helper = helper;
    }
    
    public String get(String key, boolean shared) {
        String location = shared ? RakeProjectHelper.PROJECT_PROPERTIES_PATH : RakeProjectHelper.PRIVATE_PROPERTIES_PATH;
        EditableProperties props = helper.getProperties(location);
        
        return props.get(propertyPrefix + key);
    }

    public void put(final String key, final String value, final boolean shared) {
        ProjectManager.mutex().writeAccess(new Mutex.Action<Void>() {
            public Void run() {
                String location = shared ? RakeProjectHelper.PROJECT_PROPERTIES_PATH : RakeProjectHelper.PRIVATE_PROPERTIES_PATH;
                EditableProperties props = helper.getProperties(location);

                if (value != null) {
                    props.put(propertyPrefix + key, value);
                } else {
                    props.remove(propertyPrefix + key);
                }

                helper.putProperties(location, props);
                
                return null;
            }
        });
    }

    public Iterable<String> listKeys(boolean shared) {
        List<String> result = new LinkedList<String>();
        String location = shared ? RakeProjectHelper.PROJECT_PROPERTIES_PATH : RakeProjectHelper.PRIVATE_PROPERTIES_PATH;
        EditableProperties props = helper.getProperties(location);
        
        for (String k : props.keySet()) {
            if (k.startsWith(propertyPrefix)) {
                result.add(k.substring(propertyPrefix.length()));
            }
        }
        
        return result;
    }

}