/**
* React to change of a settable contained in the entity and update the entity's appearance.
*
* @param entity The entity that contains the settable.
* @param settable The settable whose value is changed.
* @see ptolemy.kernel.util.ValueListener#valueChanged(Settable)
*/
public static void valueChanged(GTEntity entity, Settable settable) {
GTIngredientsAttribute criteria = entity.getCriteriaAttribute();
if (settable == criteria) {
if (GTTools.isInPattern((NamedObj) entity)) {
// criteria attribute is used to set the matching criteria for
// this actor. It is used only for actors in the pattern of
// a transformation rule. If the actor is in the
// replacement, this attribute is ignored.
entity.updateAppearance(criteria);
// Update the appearance of corresponding entities in the
// replacement.
Pattern pattern = (Pattern) GTTools.getContainingPatternOrReplacement((NamedObj) entity);
NamedObj container = pattern.getContainer();
if (container instanceof TransformationRule) {
Replacement replacement = ((TransformationRule) container).getReplacement();
replacement.updateEntitiesAppearance(criteria);
}
}
}
}
/**
* Copies single file from <code>src</code> to <code>dest</code>. If the file is source file,
* variable references will be escaped, so they'll survive Velocity template merging.
*/
private void copyFile(File src, File dest, Replacement replaceFn) throws IOException {
if (replaceFn != null && isSourceFile(src)) {
String original = FileUtils.readFileToString(src);
String escapeDollarSquiggly = original;
if (original.contains("${")) {
String replaced = original.replaceAll(Pattern.quote("${"), "\\${D}{");
// add Velocity expression at the beginning of the result file.
// Velocity is used by mvn archetype:generate
escapeDollarSquiggly = "#set( $D = '$' )\n" + replaced;
}
// do additional replacement
String text = replaceFn.replace(escapeDollarSquiggly);
FileUtils.write(dest, text);
} else {
if (LOG.isDebugEnabled()) {
LOG.warn(
"Not a source dir as the extension is {}", FilenameUtils.getExtension(src.getName()));
}
FileUtils.copyFile(src, dest);
}
}
/**
* This method:
*
* <ul>
* <li>Copies POM from original project to archetype-resources
* <li>Generates <code></code>archetype-descriptor.xml</code>
* <li>Generates Archetype's <code>pom.xml</code> if not present in target directory.
* </ul>
*
* @param projectPom POM file of original project
* @param archetypeDir target directory of created Maven Archetype project
* @param archetypePom created POM file for Maven Archetype project
* @param metadataXmlOutFile generated archetype-metadata.xml file
* @param replaceFn replace function
* @throws IOException
*/
private void createArchetypeDescriptors(
File projectPom,
File archetypeDir,
File archetypePom,
File metadataXmlOutFile,
Replacement replaceFn)
throws IOException {
LOG.debug("Parsing " + projectPom);
String text = replaceFn.replace(FileUtils.readFileToString(projectPom));
// lets update the XML
Document doc = archetypeUtils.parseXml(new InputSource(new StringReader(text)));
Element root = doc.getDocumentElement();
// let's get some values from the original project
String originalArtifactId, originalName, originalDescription;
Element artifactIdEl = (Element) findChild(root, "artifactId");
Element nameEl = (Element) findChild(root, "name");
Element descriptionEl = (Element) findChild(root, "description");
if (artifactIdEl != null
&& artifactIdEl.getTextContent() != null
&& artifactIdEl.getTextContent().trim().length() > 0) {
originalArtifactId = artifactIdEl.getTextContent().trim();
} else {
originalArtifactId = archetypeDir.getName();
}
if (nameEl != null
&& nameEl.getTextContent() != null
&& nameEl.getTextContent().trim().length() > 0) {
originalName = nameEl.getTextContent().trim();
} else {
originalName = originalArtifactId;
}
if (descriptionEl != null
&& descriptionEl.getTextContent() != null
&& descriptionEl.getTextContent().trim().length() > 0) {
originalDescription = descriptionEl.getTextContent().trim();
} else {
originalDescription = originalName;
}
Map<String, String> propertyNameSet = new LinkedHashMap<>();
if (root != null) {
// remove the parent element and the following text Node
NodeList parents = root.getElementsByTagName("parent");
if (parents.getLength() > 0) {
if (parents.item(0).getNextSibling().getNodeType() == Node.TEXT_NODE) {
root.removeChild(parents.item(0).getNextSibling());
}
root.removeChild(parents.item(0));
}
// lets load all the properties defined in the <properties> element in the pom.
Map<String, String> pomProperties = new LinkedHashMap<>();
NodeList propertyElements = root.getElementsByTagName("properties");
if (propertyElements.getLength() > 0) {
Element propertyElement = (Element) propertyElements.item(0);
NodeList children = propertyElement.getChildNodes();
for (int cn = 0; cn < children.getLength(); cn++) {
Node e = children.item(cn);
if (e instanceof Element) {
pomProperties.put(e.getNodeName(), e.getTextContent());
}
}
}
if (LOG.isDebugEnabled()) {
for (Map.Entry<String, String> entry : pomProperties.entrySet()) {
LOG.debug("pom property: {}={}", entry.getKey(), entry.getValue());
}
}
// lets find all the property names
NodeList children = root.getElementsByTagName("*");
for (int cn = 0; cn < children.getLength(); cn++) {
Node e = children.item(cn);
if (e instanceof Element) {
// val text = e.childrenText
String cText = e.getTextContent();
String prefix = "${";
if (cText.startsWith(prefix)) {
int offset = prefix.length();
int idx = cText.indexOf("}", offset + 1);
if (idx > 0) {
String name = cText.substring(offset, idx);
if (!pomProperties.containsKey(name) && isValidRequiredPropertyName(name)) {
// use default value if we have one, but favor value from this pom over the bom pom
String value = pomProperties.get(name);
if (value == null) {
value = versionProperties.get(name);
}
propertyNameSet.put(name, value);
}
}
}
}
}
String profile = replaceNodeValue(doc, root, "fabric8.profile", "${fabric8-profile}");
if (profile != null) {
// we do not want a default name for the profile as the end user should be able to set that
// value
// and use fabric8-profile as key as there is a problem when using fabric8.profile
propertyNameSet.put("fabric8-profile", null);
}
// now lets replace the contents of some elements (adding new elements if they are not
// present)
List<String> beforeNames =
Arrays.asList(
"artifactId", "version", "packaging", "name", "properties", "fabric8-profile");
replaceOrAddElementText(doc, root, "version", "${version}", beforeNames);
replaceOrAddElementText(doc, root, "artifactId", "${artifactId}", beforeNames);
replaceOrAddElementText(doc, root, "groupId", "${groupId}", beforeNames);
}
archetypePom.getParentFile().mkdirs();
// remove copyright header which is the first comment, as we do not want that in the archetypes
removeCommentNodes(doc);
archetypeUtils.writeXmlDocument(doc, archetypePom);
// lets update the archetype-metadata.xml file
String archetypeXmlText = defaultArchetypeXmlText();
Document archDoc = archetypeUtils.parseXml(new InputSource(new StringReader(archetypeXmlText)));
Element archRoot = archDoc.getDocumentElement();
// replace @name attribute on root element
archRoot.setAttribute("name", archetypeDir.getName());
LOG.debug(("Found property names: {}"), propertyNameSet);
// lets add all the properties
Element requiredProperties =
replaceOrAddElement(archDoc, archRoot, "requiredProperties", Arrays.asList("fileSets"));
// lets add the various properties in
for (Map.Entry<String, String> entry : propertyNameSet.entrySet()) {
requiredProperties.appendChild(archDoc.createTextNode("\n" + indent + indent));
Element requiredProperty = archDoc.createElement("requiredProperty");
requiredProperties.appendChild(requiredProperty);
requiredProperty.setAttribute("key", entry.getKey());
if (entry.getValue() != null) {
requiredProperty.appendChild(archDoc.createTextNode("\n" + indent + indent + indent));
Element defaultValue = archDoc.createElement("defaultValue");
requiredProperty.appendChild(defaultValue);
defaultValue.appendChild(archDoc.createTextNode(entry.getValue()));
}
requiredProperty.appendChild(archDoc.createTextNode("\n" + indent + indent));
}
requiredProperties.appendChild(archDoc.createTextNode("\n" + indent));
metadataXmlOutFile.getParentFile().mkdirs();
archetypeUtils.writeXmlDocument(archDoc, metadataXmlOutFile);
File archetypeProjectPom = new File(archetypeDir, "pom.xml");
// now generate Archetype's pom
if (!archetypeProjectPom.exists()) {
StringWriter sw = new StringWriter();
IOUtils.copy(getClass().getResourceAsStream("default-archetype-pom.xml"), sw, "UTF-8");
Document pomDocument =
archetypeUtils.parseXml(new InputSource(new StringReader(sw.toString())));
List<String> emptyList = Collections.emptyList();
// artifactId = original artifactId with "-archetype"
Element artifactId =
replaceOrAddElement(
pomDocument, pomDocument.getDocumentElement(), "artifactId", emptyList);
artifactId.setTextContent(archetypeDir.getName());
// name = "Fabric8 :: Qickstarts :: xxx" -> "Fabric8 :: Archetypes :: xxx"
Element name =
replaceOrAddElement(pomDocument, pomDocument.getDocumentElement(), "name", emptyList);
if (originalName.contains(" :: ")) {
String[] originalNameTab = originalName.split(" :: ");
if (originalNameTab.length > 2) {
StringBuilder sb = new StringBuilder();
sb.append("Fabric8 :: Archetypes");
for (int idx = 2; idx < originalNameTab.length; idx++) {
sb.append(" :: ").append(originalNameTab[idx]);
}
name.setTextContent(sb.toString());
} else {
name.setTextContent("Fabric8 :: Archetypes :: " + originalNameTab[1]);
}
} else {
name.setTextContent("Fabric8 :: Archetypes :: " + originalName);
}
// description = "Creates a new " + originalDescription
Element description =
replaceOrAddElement(
pomDocument, pomDocument.getDocumentElement(), "description", emptyList);
description.setTextContent("Creates a new " + originalDescription);
archetypeUtils.writeXmlDocument(pomDocument, archetypeProjectPom);
}
}
public static void main(String[] args) {
Replacement test = new Replacement("Hello, World!", "keyword");
System.out.println(test.getWord());
System.out.println(test.decrypt());
System.out.println(test.getKey());
}
