edu.stanford.nlp.semgraph.SemanticGraphCoreAnnotations.java Source code

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Here is the source code for edu.stanford.nlp.semgraph.SemanticGraphCoreAnnotations.java

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package edu.stanford.nlp.semgraph;

import edu.stanford.nlp.ling.CoreAnnotation;

/** This class collects CoreAnnotations that are used in working with a
 *  SemanticGraph.  (These were originally separated out at a time when
 *  a SemanticGraph was backed by the JGraphT library so as not to
 *  introduce a library dependency for some tools. This is no longer
 *  the case, but they remain gathered here.)
 *
 *  @author Christopher Manning
 */
public class SemanticGraphCoreAnnotations {

    /**
     * The CoreMap key for getting the syntactic dependencies of a sentence.
     * These are collapsed dependencies!
     *
     * This key is typically set on sentence annotations.
     *
     * @deprecated In the future, we will only provide basic, enhanced, and
     * enhanced++ dependencies.
     */
    @Deprecated
    public static class CollapsedDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

    /**
     * The CoreMap key for getting the syntactic dependencies of a sentence.
     * These are basic dependencies without any post-processing!
     *
     * This key is typically set on sentence annotations.
     *
     */
    public static class BasicDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

    /**
     * The CoreMap key for getting the syntactic dependencies of a sentence.
     * These are dependencies that are both collapsed and have CC processing!
     *
     * This key is typically set on sentence annotations.
     *
     * @deprecated In the future, we will only provide basic, enhanced, and
     * enhanced++ dependencies.
     */
    @Deprecated
    public static class CollapsedCCProcessedDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

    /**
     * The CoreMap key for getting the syntactic dependencies of a sentence.
     * These are the enhanced dependencies.
     *
     * This key is typically set on sentence annotations.
     */
    public static class EnhancedDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

    /**
     * The CoreMap key for getting the syntactic dependencies of a sentence.
     * These are the enhanced++ dependencies.
     *
     * This key is typically set on sentence annotations.
     */
    public static class EnhancedPlusPlusDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

    /**
     * The CoreMap key for storing a semantic graph that was converted using a non-default converter.
     * Currently only used by the DeterministicCorefAnnotator to store the original Stanford dependencies.
     *
     * This key is typically set on sentence annotations.
     */
    public static class AlternativeDependenciesAnnotation implements CoreAnnotation<SemanticGraph> {
        @Override
        public Class<SemanticGraph> getType() {
            return SemanticGraph.class;
        }
    }

}