ContentUtils.java

   1 package org.argeo.cms.acr;
   2
   3 import java.io.PrintStream;
   4 import java.util.function.BiConsumer;
   5
   6 import javax.xml.namespace.QName;
   7
   8 import org.argeo.api.acr.Content;
   9
  10 public class ContentUtils {
  11         public static void traverse(Content content, BiConsumer<Content, Integer> doIt) {
  12                 traverse(content, doIt, 0);
  13         }
  14
  15         public static void traverse(Content content, BiConsumer<Content, Integer> doIt, int currentDepth) {
  16                 doIt.accept(content, currentDepth);
  17                 int nextDepth = currentDepth + 1;
  18                 for (Content child : content) {
  19                         traverse(child, doIt, nextDepth);
  20                 }
  21         }
  22
  23         public static void print(Content content, PrintStream out, int depth, boolean printText) {
  24                 StringBuilder sb = new StringBuilder();
  25                 for (int i = 0; i < depth; i++) {
  26                         sb.append("  ");
  27                 }
  28                 String prefix = sb.toString();
  29                 out.println(prefix + content.getName());
  30                 for (QName key : content.keySet()) {
  31                         out.println(prefix + " " + key + "=" + content.get(key));
  32                 }
  33                 if (printText) {
  34                         if (content.hasText()) {
  35                                 out.println("<![CDATA[" + content.getText().trim() + "]]>");
  36                         }
  37                 }
  38         }
  39
  40
  41
  42 //      public static <T> boolean isString(T t) {
  43 //              return t instanceof String;
  44 //      }
  45
  46         /**
  47          * Split a path (with '/' separator) in an array of length 2, the first part
  48          * being the parent path (which could be either absolute or relative), the
  49          * second one being the last segment, (guaranteed to be with '/').
  50          */
  51         public static String[] getParentPath(String path) {
  52                 int parentIndex = path.lastIndexOf('/');
  53                 // TODO make it more robust
  54                 return new String[] { parentIndex != 0 ? path.substring(0, parentIndex) : "/",
  55                                 path.substring(parentIndex + 1) };
  56         }
  57
  58         /** Singleton. */
  59         private ContentUtils() {
  60
  61         }
  62
  63 }