de.huberlin.cuneiform.language.Method.java Source code

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Here is the source code for de.huberlin.cuneiform.language.Method.java

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/*******************************************************************************
 * In the Hi-WAY project we propose a novel approach of executing scientific
 * workflows processing Big Data, as found in NGS applications, on distributed
 * computational infrastructures. The Hi-WAY software stack comprises the func-
 * tional workflow language Cuneiform as well as the Hi-WAY ApplicationMaster
 * for Apache Hadoop 2.x (YARN).
 *
 * List of Contributors:
 *
 * Jrgen Brandt (HU Berlin)
 * Marc Bux (HU Berlin)
 * Ulf Leser (HU Berlin)
 *
 * Jrgen Brandt is funded by the European Commission through the BiobankCloud
 * project. Marc Bux is funded by the Deutsche Forschungsgemeinschaft through
 * research training group SOAMED (GRK 1651).
 *
 * Copyright 2014 Humboldt-Universitt zu Berlin
 *
 * 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 de.huberlin.cuneiform.language;

import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import org.antlr.v4.runtime.Token;

public abstract class Method extends RawBodyContainer {

    private Set<String> varSet;
    private int line;

    public Method(int line) {
        varSet = new HashSet<>();
        setLine(line);
    }

    public void addVar(Token idToken) {

        if (idToken == null)
            throw new NullPointerException("Id token must not be null.");

        addVar(idToken.getText());
    }

    public void addVar(String varName) {

        if (varName == null)
            throw new NullPointerException("Variable name must not be null.");

        if (varName.isEmpty())
            throw new RuntimeException("Variable name must not be empty.");

        varSet.add(varName);
    }

    public void clearVarSet() {
        varSet.clear();
    }

    public boolean containsVar(String var) {
        return varSet.contains(var);
    }

    public int getLine() {
        return line;
    }

    public Set<String> getVarSet() {
        return Collections.unmodifiableSet(varSet);
    }

    public void setLine(int line) {

        if (line < 1)
            throw new RuntimeException("Line must be a positive number.");

        this.line = line;
    }

    public int varSetSize() {
        return varSet.size();
    }

}