/*
* Copyright 2013 Haulmont
*
* 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 com.haulmont.yarg.loaders.impl;
import com.haulmont.yarg.exception.DataLoadingException;
import com.haulmont.yarg.loaders.ReportDataLoader;
import com.haulmont.yarg.structure.ReportQuery;
import com.haulmont.yarg.structure.BandData;
import com.haulmont.yarg.util.groovy.Scripting;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class GroovyDataLoader implements ReportDataLoader {
private Scripting scripting;
public GroovyDataLoader(Scripting scripting) {
this.scripting = scripting;
}
@Override
public List<Map<String, Object>> loadData(ReportQuery reportQuery, BandData parentBand, Map<String, Object> params) {
try {
String script = reportQuery.getScript();
Map<String, Object> scriptParams = new HashMap<String, Object>();
scriptParams.put("reportQuery", reportQuery);
scriptParams.put("parentBand", parentBand);
scriptParams.put("params", params);
return scripting.evaluateGroovy(script, scriptParams);
} catch (Throwable e) {
throw new DataLoadingException(String.format("An error occurred while loading data for data set [%s]", reportQuery.getName()), e);
}
}
}