edu.stanford.nlp.ling.StringLabelFactory.java Source code

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Here is the source code for edu.stanford.nlp.ling.StringLabelFactory.java

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package edu.stanford.nlp.ling;

/**
 * A <code>StringLabelFactory</code> object makes a simple
 * <code>StringLabel</code> out of a <code>String</code>.
 *
 * @author Christopher Manning
 */
public class StringLabelFactory implements LabelFactory {

    /**
     * Make a new label with this <code>String</code> as the "name".
     *
     * @param labelStr A string that determines the content of the label.
     *                 For a StringLabel, it is exactly the given string
     * @return The created label
     */
    public Label newLabel(String labelStr) {
        return new StringLabel(labelStr);
    }

    /**
     * Make a new label with this <code>String</code> as the "name".
     *
     * @param labelStr A string that determines the content of the label.
     *                 For a StringLabel, it is exactly the given string
     * @param options  The options are ignored by a StringLabelFactory
     * @return The created label
     */
    public Label newLabel(String labelStr, int options) {
        return new StringLabel(labelStr);
    }

    /**
     * Make a new label with this <code>String</code> as the "name".
     * This version does no decoding -- StringLabels just have a value.
     *
     * @param labelStr A string that determines the content of the label.
     *                 For a StringLabel, it is exactly the given string
     * @return The created label
     */
    public Label newLabelFromString(String labelStr) {
        return new StringLabel(labelStr);
    }

    /**
     * Create a new <code>StringLabel</code>, where the label is
     * formed from
     * the <code>Label</code> object passed in.  Depending on what fields
     * each label has, other things will be <code>null</code>.
     *
     * @param oldLabel The Label that the new label is being created from
     * @return a new label of a particular type
     */
    public Label newLabel(Label oldLabel) {
        return new StringLabel(oldLabel);
    }

}