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

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Here is the source code for de.huberlin.cuneiform.language.CorrelParam.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 org.antlr.v4.runtime.Token;

import de.huberlin.cuneiform.dag.ParamItem;

public class CorrelParam extends DefTaskParam {

    private static final long serialVersionUID = -3138902881692930514L;

    public CorrelParam() {
        super();
    }

    public CorrelParam(Token idToken, int type) {

        super();

        String s;

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

        s = idToken.getText();

        if (s == null)
            throw new NullPointerException("Id string must not be null.");

        if (s.isEmpty())
            throw new RuntimeException("Id string must not be empty.");

        add(new ParamItem(idToken.getText(), type));
    }

    public void addParam(Token idToken, int type) {

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

        add(new ParamItem(idToken.getText(), type));
    }

    @Override
    public String toString() {

        String ret;
        boolean comma;

        ret = "";

        if (size() > 1)
            ret += "[";

        comma = false;
        for (ParamItem item : this) {

            if (comma)
                ret += " ";

            comma = true;

            if (!item.isStage())
                ret += "~";

            if (item.isDefTask())
                ret += "`";

            ret += item.getValue();
        }

        if (size() > 1)
            ret += "]";

        return ret;
    }

}