Merge remote-tracking branch 'origin/unstable' into testing

[gpl/argeo-suite.git] / org.argeo.app.api / src / org / argeo / app / api / JcrName.java

diff --git a/org.argeo.app.api/src/org/argeo/app/api/JcrName.java b/org.argeo.app.api/src/org/argeo/app/api/JcrName.java
new file mode 100644 (file)
index 0000000..182494a
--- /dev/null
+++ b/org.argeo.app.api/src/org/argeo/app/api/JcrName.java
@@ -0,0 +1,30 @@
+package org.argeo.app.api;
+
+import java.util.function.Supplier;
+
+/** Can be applied to {@link Enum}s in order to generate prefixed names. */
+@FunctionalInterface
+public interface JcrName extends Supplier<String> {
+       String name();
+
+       default String getPrefix() {
+               return null;
+       }
+
+       default String getNamespace() {
+               return null;
+       }
+
+       @Override
+       default String get() {
+               String prefix = getPrefix();
+               return prefix != null ? prefix + ":" + name() : name();
+       }
+
+       default String withNamespace() {
+               String namespace = getNamespace();
+               if (namespace == null)
+                       throw new UnsupportedOperationException("No namespace is specified for " + getClass());
+               return "{" + namespace + "}" + name();
+       }
+}