How to use

getPrefix

method

in

com.effektif.workflow.api.bpmn.XmlNamespaces

/**
 * Returns true if there is a namespace declared with the given name, which must be a well-formed URI.
 */
public boolean hasNamespace(String name) {
 if (name == null) {
  return false;
 }
 return getPrefix(name) != null;
}

/**
 * Returns true if there is a namespace declared with the given name, which must be a well-formed URI.
 */
public boolean hasNamespace(String name) {
 if (name == null) {
  return false;
 }
 return getPrefix(name) != null;
}

/**
 * Returns the namespace prefix for the given namespace name, which must be a well-formed URI.
 */
public String getPrefix(String name) {
 try {
  return getPrefix(new URI(name));
 } catch (URISyntaxException e) {
  return null;
 }
}

/**
 * Returns the namespace prefix for the given namespace name, which must be a well-formed URI.
 */
public String getPrefix(String name) {
 try {
  return getPrefix(new URI(name));
 } catch (URISyntaxException e) {
  return null;
 }
}

protected String getNamespacePrefix(String namespaceUri) {
 if (this.namespaces != null && this.namespaces.hasNamespace(namespaceUri)) {
  String prefix = this.namespaces.getPrefix(namespaceUri);
  return prefix == null || prefix.isEmpty() ? "" : prefix + ":";
 }
 if (parent!=null) {
  return parent.getNamespacePrefix(namespaceUri);
 }
 return "";
}

protected String getNamespacePrefix(String namespaceUri) {
 if (this.namespaces != null && this.namespaces.hasNamespace(namespaceUri)) {
  String prefix = this.namespaces.getPrefix(namespaceUri);
  return prefix == null || prefix.isEmpty() ? "" : prefix + ":";
 }
 if (parent!=null) {
  return parent.getNamespacePrefix(namespaceUri);
 }
 return "";
}

} else {
 writer.write("xmlns:");
 String prefix = xmlElement.namespaces.getPrefix(uri);
 writer.write(prefix);

protected void initializeNamespacePrefixes() {
 if (xml.namespaces != null) {
  bpmnPrefix = xml.namespaces.getPrefix(BPMN_URI);
  effektifPrefix = xml.namespaces.getPrefix(EFFEKTIF_URI);
 }
 // Add any missing namespaces with their default prefixes.
 if (bpmnPrefix == null) {
  bpmnPrefix = "";
  xml.addNamespace(BPMN_URI, bpmnPrefix);
 }
 if (bpmnDiagramPrefix == null) {
  bpmnDiagramPrefix = "bpmndi";
  xml.addNamespace(BPMN_DI_URI, bpmnDiagramPrefix);
  xml.addNamespace(OMG_DC_URI, "omgdc");
  xml.addNamespace(OMG_DI_URI, "omgdi");
 }
 if (effektifPrefix == null) {
  effektifPrefix = "e";
  xml.addNamespace(EFFEKTIF_URI, effektifPrefix);
 }
}

 @Test
 public void testPrefixLookup() throws URISyntaxException {
  namespaces.add(null, BPMN_URI);
  namespaces.add("e", EFFEKTIF_URI);
  assertEquals("", namespaces.getPrefix(BPMN_URI));
  assertEquals("e", namespaces.getPrefix(EFFEKTIF_URI));
 }
}