1 files changed, 45 insertions, 0 deletions
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/utils/ErrorIqPacketExceptionHelper.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/utils/ErrorIqPacketExceptionHelper.java
new file mode 100644
index 00000000..15771248
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/utils/ErrorIqPacketExceptionHelper.java
@@ -0,0 +1,45 @@
+package de.thedevstack.conversationsplus.xmpp.utils;
+
+import de.thedevstack.conversationsplus.xmpp.IqPacketParser;
+import de.thedevstack.conversationsplus.xmpp.exceptions.BadRequestIqErrorException;
+import de.thedevstack.conversationsplus.xmpp.exceptions.InternalServerErrorException;
+import de.thedevstack.conversationsplus.xmpp.exceptions.IqPacketErrorException;
+import de.thedevstack.conversationsplus.xmpp.exceptions.ServiceUnavailableException;
+import de.thedevstack.conversationsplus.xmpp.exceptions.UndefinedConditionException;
+
+import eu.siacs.conversations.xml.Element;
+
+/**
+ * Created by steckbrief on 22.08.2016.
+ */
+public final class ErrorIqPacketExceptionHelper {
+    private final static String ERROR_NAMESPACE = "urn:ietf:params:xml:ns:xmpp-stanzas";
+
+    public static void throwIqErrorException(Element packet) throws IqPacketErrorException {
+        if (hasErrorElement(packet, "bad-request")) {
+            throw new BadRequestIqErrorException(packet, getErrorText(packet));
+        }
+        if (hasErrorElement(packet, "service-unavailable")) {
+            throw new ServiceUnavailableException(packet, getErrorText(packet));
+        }
+        if (hasErrorElement(packet, "internal-server-error")) {
+            throw new InternalServerErrorException(packet, getErrorText(packet));
+        }
+        if (hasErrorElement(packet, "undefined-condition")) {
+            throw new UndefinedConditionException(packet, getErrorText(packet));
+        }
+        throw new IqPacketErrorException(packet, "Unknown error packet.");
+    }
+
+    private static boolean hasErrorElement(Element packet, String elementName) {
+        return null != IqPacketParser.findChild(packet, elementName, ERROR_NAMESPACE);
+    }
+
+    private static String getErrorText(Element packet) {
+        return IqPacketParser.findChildContent(packet, "text", ERROR_NAMESPACE);
+    }
+
+    private ErrorIqPacketExceptionHelper() {
+
+    }
+}