/*
 * Copyright 2010 JBoss Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      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.ide.common.client.modeldriven.brl;

import java.util.LinkedHashMap;
import java.util.Map;

public class ExpressionMethod extends ExpressionPart {

    private Map<String, ExpressionFormLine> params = new LinkedHashMap<String, ExpressionFormLine>();

    protected ExpressionMethod() {}

    public ExpressionMethod(String methodName, String returnClassType, String returnGenericType) {
        super(methodName, returnClassType, returnGenericType);
    }

    public ExpressionMethod(String name, String classType, String genericType,
            String parametricType) {
        super(name, classType, genericType, parametricType);
    }

    public Map<String, ExpressionFormLine> getParams() {
        return params;
    }

    public void setParams(Map<String, ExpressionFormLine> params) {
        this.params.putAll(params);
    }

    public void putParam(String name, ExpressionFormLine expression) {
        this.params.put(name, expression);
    }

    protected String paramsToString() {
        if (params.isEmpty()) {
            return "";
        }
        String sep = ", ";
        StringBuilder s = new StringBuilder();
        for (ExpressionFormLine expr : params.values()) {
            s.append(sep).append(expr.getText());
        }
        return s.substring(sep.length());
    }

    @Override
    public void accept(ExpressionVisitor visitor) {
        visitor.visit(this);
    }
}
