X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=org.argeo.api%2Fsrc%2Forg%2Fargeo%2Fapi%2Fgcr%2FContents.java;fp=org.argeo.api%2Fsrc%2Forg%2Fargeo%2Fapi%2Fgcr%2FContents.java;h=62b1e9b450867dddbfdce25a96d6d07f9bff5c85;hb=06af25d84c049b149ee9db2235faeff3170b4f7e;hp=0000000000000000000000000000000000000000;hpb=b7683883512d924a039a43c2e1102290aa49f64d;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.api/src/org/argeo/api/gcr/Contents.java b/org.argeo.api/src/org/argeo/api/gcr/Contents.java
new file mode 100644
index 000000000..62b1e9b45
--- /dev/null
+++ b/org.argeo.api/src/org/argeo/api/gcr/Contents.java
@@ -0,0 +1,44 @@
+package org.argeo.api.gcr;
+
+import java.io.PrintStream;
+import java.util.function.BiConsumer;
+
+public class Contents {
+	public static void traverse(Content content, BiConsumer<Content, Integer> doIt) {
+		traverse(content, doIt, 0);
+	}
+
+	public static void traverse(Content content, BiConsumer<Content, Integer> doIt, int currentDepth) {
+		doIt.accept(content, currentDepth);
+		int nextDepth = currentDepth + 1;
+		for (Content child : content) {
+			traverse(child, doIt, nextDepth);
+		}
+	}
+
+	public static void print(Content content, PrintStream out, int depth, boolean printText) {
+		StringBuilder sb = new StringBuilder();
+		for (int i = 0; i < depth; i++) {
+			sb.append("  ");
+		}
+		String prefix = sb.toString();
+		out.println(prefix + content.getName());
+		for (String key : content.keySet()) {
+			out.println(prefix + " " + key + "=" + content.get(key));
+		}
+		if (printText) {
+			if (content.hasText()) {
+				out.println("<![CDATA[" + content.getText().trim() + "]]>");
+			}
+		}
+	}
+
+	public static <T> boolean isString(T t) {
+		return t instanceof String;
+	}
+
+	/** Singleton. */
+	private Contents() {
+
+	}
+}