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-rw-r--r--common/src/at/gv/egovernment/moa/util/MessageProvider.java63
1 files changed, 63 insertions, 0 deletions
diff --git a/common/src/at/gv/egovernment/moa/util/MessageProvider.java b/common/src/at/gv/egovernment/moa/util/MessageProvider.java
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index 000000000..f5117e390
--- /dev/null
+++ b/common/src/at/gv/egovernment/moa/util/MessageProvider.java
@@ -0,0 +1,63 @@
+package at.gv.egovernment.moa.util;
+
+import java.util.Locale;
+
+/**
+ * A singleton wrapper around a <code>Message</code> object.
+ *
+ * Provides the messages used in the common project.
+ *
+ * @author Patrick Peck
+ * @version $Id$
+ */
+public class MessageProvider {
+ /** The location of the default message resources. */
+ private static final String[] DEFAULT_MESSAGE_RESOURCES =
+ { "resources/properties/common_messages" };
+ /** The locale of the default message resources. */
+ private static final Locale[] DEFAULT_MESSAGE_LOCALES =
+ new Locale[] { new Locale("de", "AT") };
+ /** The single instance of this class. */
+ private static MessageProvider instance;
+
+ /** The messages provided by this <code>MessageProvider</code>. */
+ private Messages messages;
+
+ /**
+ * Return the single instance of the <code>MessageProvider</code>.
+ *
+ * Intialilizes the <code>MessageProvider</code> with the default message
+ * locations: <code>/resources/properties/common_messages</code>.
+ *
+ * @return The single <code>MessageProvider</code>.
+ */
+ public static synchronized MessageProvider getInstance() {
+ if (instance == null) {
+ instance =
+ new MessageProvider(DEFAULT_MESSAGE_RESOURCES, DEFAULT_MESSAGE_LOCALES);
+ }
+ return instance;
+ }
+
+ /**
+ * Create a <code>MessageProvider</code>.
+ *
+ * @param resourceNames The names of the resources containing the messages.
+ * @param locales The corresponding locales.
+ */
+ protected MessageProvider(String[] resourceNames, Locale[] locales) {
+ this.messages = new Messages(resourceNames, locales);
+ }
+
+ /**
+ * Get the message corresponding to a given message ID.
+ *
+ * @param messageId The ID of the message.
+ * @param parameters The parameters to fill in into the message arguments.
+ * @return The formatted message.
+ */
+ public String getMessage(String messageId, Object[] parameters) {
+ return messages.getMessage(messageId, parameters);
+ }
+
+}