FeatureFunction.java

package org.maltparser.core.feature.function;

import org.maltparser.core.exception.MaltChainedException;
import org.maltparser.core.feature.value.FeatureValue;
import org.maltparser.core.symbol.SymbolTable;

/**
 *
 *
 * @author Johan Hall
 */
public interface FeatureFunction extends Function {

    /**
     * Cause the feature function to update the cardinality of the feature
     * value.
     *
     * @throws MaltChainedException
     */
//	public abstract void updateCardinality() throws MaltChainedException;
    /**
     * Returns the string representation of the integer
     * <code>code</code> according to the feature function.
     *
     * @param code the integer representation of the symbol
     * @return the string representation of the integer
     * <code>code</code> according to the feature function.
     * @throws MaltChainedException
     */
    public abstract String getSymbol(int code) throws MaltChainedException;

    /**
     * Returns the integer representation of the string
     * <code>symbol</code> according to the feature function.
     *
     * @param symbol the string representation of the symbol
     * @return the integer representation of the string
     * <code>symbol</code> according to the feature function.
     * @throws MaltChainedException
     */
    public abstract int getCode(String symbol) throws MaltChainedException;

    /**
     * Returns the symbol table used by the feature function.
     *
     * @return the symbol table used by the feature function.
     */
    public abstract SymbolTable getSymbolTable();

    /**
     * Returns the feature value
     *
     * @return the feature value
     */
    public abstract FeatureValue getFeatureValue();

    public abstract int getType();

    public abstract String getMapIdentifier();
}