import net.sourceforge.phpdt.internal.corext.textmanipulation.TextBuffer;
import net.sourceforge.phpdt.internal.corext.textmanipulation.TextBufferEditor;
import net.sourceforge.phpdt.internal.corext.textmanipulation.TextEdit;
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import org.eclipse.core.runtime.CoreException;
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/**
* A context type is a context factory.
*/