upd: rename package name and all references to it

[gigi.git] / src / club / wpia / gigi / GigiApiException.java

diff --git a/src/club/wpia/gigi/GigiApiException.java b/src/club/wpia/gigi/GigiApiException.java
new file mode 100644 (file)
index 0000000..0e1a1b7
--- /dev/null
+++ b/src/club/wpia/gigi/GigiApiException.java
@@ -0,0 +1,113 @@
+package club.wpia.gigi;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.sql.SQLException;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.Locale;
+
+import club.wpia.gigi.localisation.Language;
+import club.wpia.gigi.output.template.Outputable;
+import club.wpia.gigi.output.template.TranslateCommand;
+
+public class GigiApiException extends Exception {
+
+    private static final Language PLAIN_LANGUAGE = Language.getInstance(Locale.ENGLISH);
+
+    private static final long serialVersionUID = -164928670180852588L;
+
+    private SQLException e;
+
+    private LinkedList<Outputable> messages = new LinkedList<>();
+
+    public GigiApiException(SQLException e) {
+        super(e);
+        this.e = e;
+    }
+
+    public GigiApiException(String message) {
+        super(message);
+        messages.add(new TranslateCommand(message));
+    }
+
+    public GigiApiException() {
+
+    }
+
+    public GigiApiException(Outputable out) {
+        messages.add(out);
+    }
+
+    public void mergeInto(GigiApiException e2) {
+        messages.addAll(e2.messages);
+        if (e == null) {
+            e = e2.e;
+        }
+    }
+
+    public boolean isInternalError() {
+        return e != null;
+    }
+
+    public void format(PrintWriter out, Language language) {
+        out.println("<div class='alert alert-danger error-msgs'>");
+        if (isInternalError()) {
+            e.printStackTrace();
+            out.print("<p>");
+            out.println(language.getTranslation("An internal error occurred."));
+            out.println("</p>");
+        }
+        HashMap<String, Object> map = new HashMap<>();
+        for (Outputable message : messages) {
+            map.clear();
+
+            out.print("<p>");
+            message.output(out, language, map);
+            out.println("</p>");
+        }
+        out.println("</div>");
+
+    }
+
+    public void formatPlain(PrintWriter out) {
+        if (isInternalError()) {
+            out.println(PLAIN_LANGUAGE.getTranslation("An internal error occurred."));
+        }
+        HashMap<String, Object> map = new HashMap<>();
+        for (Outputable message : messages) {
+            if (message instanceof TranslateCommand) {
+                String m = ((TranslateCommand) message).getRaw();
+                // Skip HTML Entities
+                out.println(PLAIN_LANGUAGE.getTranslation(m));
+            } else {
+                map.clear();
+                message.output(out, PLAIN_LANGUAGE, map);
+                out.println();
+            }
+        }
+    }
+
+    public boolean isEmpty() {
+        return e == null && messages.size() == 0;
+    }
+
+    @Override
+    public String getMessage() {
+        if (messages.size() != 0) {
+            StringWriter sw = new StringWriter();
+            PrintWriter pw = new PrintWriter(sw);
+
+            HashMap<String, Object> map = new HashMap<>();
+            for (Outputable message : messages) {
+                map.clear();
+                message.output(pw, PLAIN_LANGUAGE, map);
+            }
+            pw.flush();
+
+            return sw.toString();
+        }
+        return "";
+    }
+
+}