net.ageto.gyrex.impex.common.steps.impl.misc.SplitByDelimiter.java Source code

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Here is the source code for net.ageto.gyrex.impex.common.steps.impl.misc.SplitByDelimiter.java

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/*******************************************************************************
 * Copyright (c) 2010 AGETO Service GmbH and others.
 * All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 *
 * Contributors:
 *     Mario Mokros - initial API and implementation
 *******************************************************************************/
package net.ageto.gyrex.impex.common.steps.impl.misc;

import java.util.ArrayList;

import net.ageto.gyrex.impex.common.steps.impl.misc.SplitByDelimiterDefinition.OutputParamNames;
import net.ageto.gyrex.impex.common.steps.internal.ImpexStepsActivator;
import net.ageto.gyrex.impex.impl.BaseProcessStep;

import org.apache.commons.lang.StringUtils;

/**
 * Splits the given string array (lines) by the given delimiter.
 *
 */
public class SplitByDelimiter extends BaseProcessStep<SplitByDelimiterDefinition> {

    public SplitByDelimiter() {
        super(SplitByDelimiterDefinition.class);
    }

    public static final String ID = ImpexStepsActivator.SYMBOLIC_NAME + ".string.array.splitter";

    @Override
    protected StatusStep process() {

        @SuppressWarnings("unchecked")
        ArrayList<String> list = (ArrayList<String>) getInputParam(
                SplitByDelimiterDefinition.InputParamNames.STRING_LIST.name());

        if (list == null) {
            processError("{0} missing input.", ID);
            return StatusStep.ERROR;
        }

        String delimiter = (String) getInputParam(SplitByDelimiterDefinition.InputParamNames.DELIMITER.name());

        if (delimiter == null) {
            processError(ID + " missing delimiter input.");
            return StatusStep.ERROR;
        }

        ArrayList<String[]> lines = new ArrayList<String[]>();

        // add lines to data pool
        for (String line : list) {
            lines.add(StringUtils.split(line, delimiter));
        }

        setOutputParam(OutputParamNames.STRING_LIST.name(), lines);

        processInfo("{0} has been completed successfully.", ID);

        return StatusStep.OK;
    }
}