org.argeo.api/src/org/argeo/api/gcr/Contents.java

   1 package org.argeo.api.gcr;
   2
   3 import java.io.PrintStream;
   4 import java.util.function.BiConsumer;
   5
   6 public class Contents {
   7         public static void traverse(Content content, BiConsumer<Content, Integer> doIt) {
   8                 traverse(content, doIt, 0);
   9         }
  10
  11         public static void traverse(Content content, BiConsumer<Content, Integer> doIt, int currentDepth) {
  12                 doIt.accept(content, currentDepth);
  13                 int nextDepth = currentDepth + 1;
  14                 for (Content child : content) {
  15                         traverse(child, doIt, nextDepth);
  16                 }
  17         }
  18
  19         public static void print(Content content, PrintStream out, int depth, boolean printText) {
  20                 StringBuilder sb = new StringBuilder();
  21                 for (int i = 0; i < depth; i++) {
  22                         sb.append("  ");
  23                 }
  24                 String prefix = sb.toString();
  25                 out.println(prefix + content.getName());
  26                 for (String key : content.keySet()) {
  27                         out.println(prefix + " " + key + "=" + content.get(key));
  28                 }
  29                 if (printText) {
  30                         if (content.hasText()) {
  31                                 out.println("<![CDATA[" + content.getText().trim() + "]]>");
  32                         }
  33                 }
  34         }
  35
  36         public static <T> boolean isString(T t) {
  37                 return t instanceof String;
  38         }
  39
  40         /** Singleton. */
  41         private Contents() {
  42
  43         }
  44 }