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/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

package org.drools.compiler.lang;

import org.antlr.runtime.Parser;
import org.antlr.runtime.RecognitionException;
import org.antlr.runtime.RecognizerSharedState;
import org.antlr.runtime.TokenStream;
import org.drools.compiler.compiler.DroolsParserException;
import org.drools.compiler.lang.descr.BaseDescr;

import java.util.LinkedList;
import java.util.List;

public abstract class DRLExpressions extends Parser {
    public DRLExpressions(TokenStream input, RecognizerSharedState state) {
        super(input, state);
    }

    public abstract void setBuildDescr( boolean build );
    public abstract boolean isBuildDescr();

    public abstract void setLeftMostExpr( String value );
    public abstract String getLeftMostExpr();

    public abstract void setHasBindings( boolean value );
    public abstract boolean hasBindings();

    public abstract BaseDescr conditionalOrExpression() throws RecognitionException;

    public abstract ParserHelper getHelper();
    public abstract boolean hasErrors();
    public abstract List getErrors();
    public abstract List getErrorMessages();
    public abstract void enableEditorInterface();
    public abstract void disableEditorInterface();
    public abstract LinkedList getEditorInterface();
}