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package org.netbeans.modules.ruby.merbproject;
import java.io.File;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import org.openide.util.Mutex;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.spi.queries.SharabilityQueryImplementation;
import org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper;
import org.netbeans.modules.ruby.spi.project.support.rake.PropertyEvaluator;
import org.netbeans.modules.ruby.rubyproject.ui.customizer.RubyProjectProperties;
/**
* SharabilityQueryImplementation for j2seproject with multiple sources
*/
public class MerbSharabilityQuery implements SharabilityQueryImplementation, PropertyChangeListener {
private final RakeProjectHelper helper;
private final PropertyEvaluator evaluator;
private final MerbSourceRoots srcRoots;
private final MerbSourceRoots testRoots;
private SharabilityQueryImplementation delegate;
/**
* Creates new RubySharabilityQuery
* @param helper RakeProjectHelper
* @param evaluator PropertyEvaluator
* @param srcRoots sources
* @param testRoots tests
*/
MerbSharabilityQuery (RakeProjectHelper helper, PropertyEvaluator evaluator, MerbSourceRoots srcRoots, MerbSourceRoots testRoots) {
this.helper = helper;
this.evaluator = evaluator;
this.srcRoots = srcRoots;
this.testRoots = testRoots;
this.srcRoots.addPropertyChangeListener(this);
this.testRoots.addPropertyChangeListener(this);
}
/**
* Check whether a file or directory should be shared.
* If it is, it ought to be committed to a VCS if the user is using one.
* If it is not, it is either a disposable build product, or a per-user
* private file which is important but should not be shared.
* @param file a file to check for sharability (may or may not yet exist)
* @return one of {@link org.netbeans.api.queries.SharabilityQuery}'s constants
*/
public int getSharability(final File file) {
return ProjectManager.mutex().readAccess(new Mutex.Action<Integer>() {
public Integer run() {
synchronized (MerbSharabilityQuery.this) {
if (delegate == null) {
delegate = createDelegate ();
}
return delegate.getSharability(file);
}
}
});
}
public void propertyChange(PropertyChangeEvent evt) {
if (MerbSourceRoots.PROP_ROOT_PROPERTIES.equals(evt.getPropertyName())) {
synchronized (this) {
this.delegate = null;
}
}
}
private SharabilityQueryImplementation createDelegate () {
String[] srcProps = srcRoots.getRootProperties();
String[] testProps = testRoots.getRootProperties();
String[] props = new String [srcProps.length + testProps.length];
for (int i=0; i<srcProps.length; i++) {
props[i] = "${"+srcProps[i]+"}";
}
for (int i=0; i<testProps.length; i++) {
props[srcProps.length+i] = "${"+testProps[i]+"}";
}
return helper.createSharabilityQuery(this.evaluator, props,
new String[] {
"${" + RubyProjectProperties.DIST_DIR + "}", // NOI18N
"${" + RubyProjectProperties.BUILD_DIR + "}", // NOI18N
});
}
}