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/*******************************************************************************
* Copyright (c) 2012-2013 University of Stuttgart.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and the Apache License 2.0 which both accompany this distribution,
* and are available at http://www.eclipse.org/legal/epl-v10.html
* and http://www.apache.org/licenses/LICENSE-2.0
*
* Contributors:
* Oliver Kopp - initial API and implementation
*******************************************************************************/
package org.eclipse.winery.repository.resources.servicetemplates.plans;
import java.io.IOException;
import java.io.StringWriter;
import java.util.Collection;
import java.util.List;
import org.eclipse.winery.model.tosca.TPlan;
import org.eclipse.winery.model.tosca.TPlan.PlanModelReference;
import org.eclipse.winery.repository.datatypes.TypeWithShortName;
import org.eclipse.winery.repository.resources.admin.types.PlanLanguagesManager;
import org.eclipse.winery.repository.resources.admin.types.PlanTypesManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.core.JsonGenerator;
public class PlansResourceData {
private static final Logger logger = LoggerFactory.getLogger(PlansResourceData.class);
// data: [ [id, pre, name, type, lang]* ]
private String embeddedPlansTableData;
// data: [ [id, pre, name, type, lang, reference]* ]
private String linkedPlansTableData;
/**
* Data object for the JSP
*
* @param serviceTemplateResource the service template the plans belong to
*/
public PlansResourceData(List<TPlan> plans) {
if (plans.isEmpty()) {
this.embeddedPlansTableData = "[]";
this.linkedPlansTableData = "[]";
return;
}
JsonFactory jsonFactory = new JsonFactory();
StringWriter embeddedPlansTableDataSW = new StringWriter();
StringWriter linkedPlansTableDataSW = new StringWriter();
try {
JsonGenerator jGeneratorEmbedded = jsonFactory.createGenerator(embeddedPlansTableDataSW);
JsonGenerator jGeneratorLinked = jsonFactory.createGenerator(linkedPlansTableDataSW);
jGeneratorEmbedded.writeStartArray();
jGeneratorLinked.writeStartArray();
for (TPlan plan : plans) {
String name = plan.getName();
if (name == null) {
// name defaults to id
name = plan.getId();
}
String type = PlanTypesManager.INSTANCE.getShortName(plan.getPlanType());
String language = PlanLanguagesManager.INSTANCE.getShortName(plan.getPlanLanguage());
PlanModelReference planModelReference = plan.getPlanModelReference();
String reference = planModelReference != null ? planModelReference.getReference() : null;
JsonGenerator gen;
boolean writeReference;
if (reference == null) {
gen = jGeneratorEmbedded;
writeReference = false;
} else if (reference.startsWith("../")) {
gen = jGeneratorEmbedded;
writeReference = false;
} else {
gen = jGeneratorLinked;
writeReference = true;
}
gen.writeStartArray();
gen.writeString(plan.getId());
gen.writeString(""); // precondition
gen.writeString(name);
gen.writeString(type);
gen.writeString(language);
if (writeReference) {
gen.writeString(reference);
}
gen.writeEndArray();
}
jGeneratorEmbedded.writeEndArray();
jGeneratorLinked.writeEndArray();
jGeneratorEmbedded.close();
embeddedPlansTableDataSW.close();
jGeneratorLinked.close();
linkedPlansTableDataSW.close();
} catch (JsonGenerationException e) {
PlansResourceData.logger.error(e.getMessage(), e);
this.embeddedPlansTableData = "[]";
this.linkedPlansTableData = "[]";
return;
} catch (IOException e) {
PlansResourceData.logger.error("", e);
this.embeddedPlansTableData = "[]";
this.linkedPlansTableData = "[]";
return;
}
this.embeddedPlansTableData = embeddedPlansTableDataSW.toString();
this.linkedPlansTableData = linkedPlansTableDataSW.toString();
}
public String getEmbeddedPlansTableData() {
return this.embeddedPlansTableData;
}
public String getLinkedPlansTableData() {
return this.linkedPlansTableData;
}
public Collection<TypeWithShortName> getPlanTypes() {
return PlanTypesManager.INSTANCE.getTypes();
}
public Collection<TypeWithShortName> getPlanLanguages() {
return PlanLanguagesManager.INSTANCE.getTypes();
}
}
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