Added ModuleException class.

src/main/java/net/thauvin/erik/mobibot/modules/CurrencyConverter.java

@@ -32,7 +32,8 @@
 package net.thauvin.erik.mobibot.modules;
 
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
-import net.thauvin.erik.mobibot.*;
+import net.thauvin.erik.mobibot.Mobibot;
+import net.thauvin.erik.mobibot.Utils;
 import net.thauvin.erik.mobibot.msg.ErrorMessage;
 import net.thauvin.erik.mobibot.msg.Message;
 import net.thauvin.erik.mobibot.msg.PrivateMessage;
@@ -83,7 +84,7 @@ public final class CurrencyConverter extends AbstractModule {
         commands.add(CURRENCY_CMD);
     }
 
-    static Message converyCurrency(String query) {
+    static Message converyCurrency(String query) throws ModuleException {
         if (EXCHANGE_RATES.isEmpty()) {
             try {
                 final SAXBuilder builder = new SAXBuilder();
@@ -109,10 +110,10 @@ public final class CurrencyConverter extends AbstractModule {
 
                 EXCHANGE_RATES.put("EUR", "1");
             } catch (JDOMException e) {
-                return new ErrorMessage("An error has occurred while parsing the exchange rates table.");
+                throw new ModuleException(query, "An error has occurred while parsing the exchange rates table.", e);
             } catch (IOException e) {
-                return new ErrorMessage(
-                    "An error has occurred while fetching the exchange rates table:  " + e.getMessage());
+                throw new ModuleException(
+                    query, "An error has occurred while fetching the exchange rates table.", e);
             }
         }
 
@@ -199,11 +200,16 @@ public final class CurrencyConverter extends AbstractModule {
     private void run(final Mobibot bot, final String sender, final String query) {
         if (Utils.isValidString(sender) && Utils.isValidString(query)) {
             if (query.matches("\\d+([,\\d]+)?(\\.\\d+)? [a-zA-Z]{3}+ to [a-zA-Z]{3}+")) {
+                try {
                     final Message msg = converyCurrency(query.substring(query.indexOf(' ')));
                     if (msg.isError()) {
                         helpResponse(bot, sender, CURRENCY_CMD + ' ' + query, true);
                     }
                     bot.send(msg.isPrivate() ? sender : bot.getChannel(), msg.getMessage());
+                } catch (ModuleException e)  {
+                    bot.getLogger().debug(e.getMessage(), e);
+                    bot.send(sender, e.getMessage());
+                }
             } else {
                 helpResponse(bot, sender, CURRENCY_CMD + ' ' + query, true);
             }

src/main/java/net/thauvin/erik/mobibot/modules/ModuleException.java

@@ -0,0 +1,75 @@
+/*
+ * ModuleException.java
+ *
+ * Copyright (c) 2004-2019, Erik C. Thauvin (erik@thauvin.net)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ *
+ *   Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ *
+ *   Neither the name of this project nor the names of its contributors may be
+ *   used to endorse or promote products derived from this software without
+ *   specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.thauvin.erik.mobibot.modules;
+
+/**
+ * The <code>ModuleExcepetion</code> class.
+ *
+ * @author <a href="https://erik.thauvin.net/" target="_blank">Erik C. Thauvin</a>
+ * @created 2019-04-07
+ * @since 1.0
+ */
+public class ModuleException extends Exception {
+    private static final long serialVersionUID = -3036774290621088107L;
+
+    private final String query;
+
+    ModuleException(String query, String message) {
+        super(message);
+        this.query = query;
+
+    }
+
+    ModuleException(String query, Throwable cause) {
+        super(cause);
+        this.query = query;
+    }
+
+    ModuleException(String query, String message, Throwable cause) {
+        super(message, cause);
+        this.query = query;
+    }
+
+    ModuleException(String message) {
+        super(message);
+        query = "";
+    }
+
+    ModuleException(Throwable cause) {
+        super(cause);
+        query = "";
+    }
+
+    public String getQuery() {
+        return query;
+    }
+}

src/test/java/net/thauvin/erik/mobibot/modules/CurrencyConvertTest.java

@@ -49,7 +49,7 @@ public class CurrencyConvertTest {
     }
 
     @Test
-    public void testConvertCurrency() {
+    public void testConvertCurrency() throws ModuleException {
         assertThat(CurrencyConverter.converyCurrency("100 USD to EUR").getMessage())
             .as("100 USD to EUR").startsWith("100.00 USD = ");
         assertThat(CurrencyConverter.converyCurrency("100 BLA to USD").isError())