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package org.onap.sdc.dcae.catalog.asdc;
import java.util.AbstractMap;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.stream.Stream;
import org.apache.commons.jxpath.JXPathContext;
import org.apache.commons.jxpath.Pointer;
import org.onap.sdc.common.onaplog.OnapLoggerDebug;
import org.onap.sdc.common.onaplog.OnapLoggerError;
import org.onap.sdc.common.onaplog.Enums.LogLevel;
import org.onap.sdc.dcae.catalog.commons.ListBuilder;
import org.onap.sdc.dcae.catalog.commons.MapBuilder;
import org.onap.sdc.dcae.checker.Catalog;
import org.onap.sdc.dcae.checker.Construct;
import org.onap.sdc.dcae.checker.Target;
import com.google.common.collect.Lists;
import org.yaml.snakeyaml.DumperOptions;
import org.yaml.snakeyaml.Yaml;
public class Cloudify {
private static OnapLoggerError errLogger = OnapLoggerError.getInstance();
private static OnapLoggerDebug debugLogger = OnapLoggerDebug.getInstance();
Catalog catalog;
public Cloudify(Catalog c)
{
catalog = c;
}
public class ModelTemplate {
public Map<String, Map> template;
public JXPathContext jx;
public String node;
public ModelTemplate(Map<String, Map> t, JXPathContext j, String node_name)
{
template = t;
jx = j;
node = node_name;
}
public Object getPropValue(JXPathContext jx_src, String name)
{
try{
Object ret = jx_src.getValue("properties/"+name+"/get_input");
if (ret==null)
return jx_src.getValue("properties/"+name);
return getDefaultPropValue((String)ret);
}
catch (RuntimeException e) {
}
try{
return jx_src.getValue("properties/"+name+"");
}
catch (RuntimeException e) {
return null;
}
}
public Object getDefaultPropValue(String name) {
try {
return jx.getValue("//"+name+"/default");
}
catch (RuntimeException e) {
return null;
}
}
}
public class ModelTranslate {
public Map<String, Map> template;
public JXPathContext jx;
public String node;
public ModelTranslate(Map<String, Map> t, JXPathContext j, String node_name)
{
template = t;
jx = j;
node = node_name;
}
public String getTranslateName()
{
Map<String, Object> node_temp = (Map<String, Object>)jx.getValue("//node_templates");
Iterator it = node_temp.keySet().iterator();
if (it.hasNext())
return node + "_"+ it.next();
else
return null;
}
public Map<String, Object> translate(JXPathContext jx_src, Map<String, Map> model_lib, String node_name)
{
for (Iterator prop_iter = jx.iteratePointers("//*[@get_input]"); prop_iter.hasNext();) {
Pointer p = (Pointer)prop_iter.next();
JXPathContext prop_path = jx.getRelativeContext(p);
ModelTemplate src_model =(ModelTemplate) model_lib.get(node_name).get("model");
Object temp_o = src_model.getPropValue(jx_src, (String) prop_path.getValue("get_input"));
//prop_path.setValue(".", temp_o);
jx.setValue(p.asPath(), temp_o);
}
// JXPathContext jx_src = JXPathContext.newContext(src);
for (Iterator req_iter = jx_src.iteratePointers("//*/node"); req_iter.hasNext();) {
Pointer p = (Pointer)req_iter.next();
String req_node_name = (String)jx_src.getValue(p.asPath());
for (Iterator it = model_lib.keySet().iterator(); it.hasNext();) {
String key = (String) it.next();
if (key.indexOf(req_node_name) <0 )
continue;
ModelTranslate tt = (ModelTranslate) model_lib.get(key).get("translate");
if (tt == null)
req_node_name = null;
else
{
req_node_name = tt.getTranslateName();
}
break;
}
}
String tn_name = getTranslateName();
if (tn_name == null)
return (Map<String, Object>)jx.getValue("//node_templates");
else
return (new MapBuilder<String, Object>().put(tn_name, jx.getValue("//node_templates/*")).build());
}
}
public ModelTranslate findTranslateTemplate(String ty, String node) {
for (Target t: catalog.targets()) {
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "findTranslateTemplate: target {}", t.getName());
if (t.getName().startsWith("translat") == false) {
continue;
}
Map<String, Map>temp = (Map<String, Map>)t.getTarget();
JXPathContext jxroot = JXPathContext.newContext(temp);
try{
String sub_type = (String)jxroot.getValue("topology_template/substitution_mappings/node_type");
if (sub_type != null && sub_type.equals(ty)) {
return new ModelTranslate(temp, jxroot, node);
}
}
catch (RuntimeException e) {
errLogger.log(LogLevel.ERROR, this.getClass().getName(), "translate template {} does not have substitution mapping section", t.getName());
}
}
return null;
}
public ModelTemplate findModelTemplate(String ty, String node) {
for (Target t: catalog.targets()) {
if (t.getName().startsWith("templat") == false)
continue;
Map<String, Map>temp = (Map<String, Map>)t.getTarget();
JXPathContext jxroot = JXPathContext.newContext(temp);
for (Iterator it = jxroot.iterate("topology_template/node_templates/*/type"); it.hasNext();) {
String node_type = (String)it.next();
if (node_type != null && node_type.equals(ty)) {
return new ModelTemplate(temp, jxroot, node);
}
}
}
return null;
}
public Map<String, Object> createBlueprint() {
Map<String, Map> target_temp = null;
for (Target t: catalog.targets()) {
if (t.getName().equals("cdump")) {
target_temp = catalog.getTargetTemplates(t, Construct.Node);
}
}
JXPathContext jxroot = JXPathContext.newContext(target_temp);
Map<String, Object> output_temp = new HashMap<String, Object>();
Map<String, Map> model_lib = new HashMap<String, Map>();
for (Iterator iter = target_temp.keySet().iterator(); iter.hasNext();)
{
String node_key = (String)iter.next();
//jxroot.getVariables().declareVariable("name", target_temp.get(node_key));
//String node_type = (String)jxroot.getValue("$name/type");
String node_type = (String)jxroot.getValue(node_key+"/type");
ModelTranslate t_temp = findTranslateTemplate(node_type, node_key);
ModelTemplate t_model = findModelTemplate(node_type, node_key);
model_lib.put(node_key, new MapBuilder()
.put("model", t_model)
.put("translate", t_temp)
.build());
}
for (Iterator iter = model_lib.keySet().iterator(); iter.hasNext();) {
String node_key = (String) iter.next();
ModelTranslate t = (ModelTranslate) model_lib.get(node_key).get("translate");
JXPathContext jxnode = jxroot.getRelativeContext(jxroot.getPointer(node_key));
if (t != null) {
Map<String, Object> t_output =t.translate(jxnode, model_lib, node_key);
if (t_output != null)
output_temp.putAll(t_output);
}
}
return new MapBuilder<String, Object>()
.put("tosca_definitions_version", new String("cloudify_dsl_1_3"))
.put("imports", new ListBuilder()
.add(new MapBuilder()
.put("cloudify",
"http://www.getcloudify.org/spec/cloudify/3.4/types.yaml")
.build())
.build())
.put("node_templates", output_temp)
.build();
}
public String createBlueprintDocument() {
DumperOptions options = new DumperOptions();
options.setWidth(1000000);
Yaml yaml = new Yaml(options);
return yaml.dump(createBlueprint());
}
}
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