1 files changed, 83 insertions, 0 deletions
diff --git a/src/net/sourceforge/plantuml/command/ProtectedCommand.java b/src/net/sourceforge/plantuml/command/ProtectedCommand.java
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+++ b/src/net/sourceforge/plantuml/command/ProtectedCommand.java
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+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2014, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.sourceforge.net
+ * 
+ * This file is part of PlantUML.
+ *
+ * Licensed under The MIT License (Massachusetts Institute of Technology License)
+ * 
+ * See http://opensource.org/licenses/MIT
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+ * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ *
+ * Original Author:  Arnaud Roques
+ */
+package net.sourceforge.plantuml.command;
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintWriter;
+import java.util.List;
+
+import net.sourceforge.plantuml.Log;
+import net.sourceforge.plantuml.core.Diagram;
+import net.sourceforge.plantuml.version.Version;
+
+public class ProtectedCommand<S extends Diagram> implements Command<S> {
+
+	private final Command<S> cmd;
+
+	public ProtectedCommand(Command<S> cmd) {
+		this.cmd = cmd;
+	}
+
+	public CommandExecutionResult execute(S system, List<String> lines) {
+		try {
+			final CommandExecutionResult result = cmd.execute(system, lines);
+//			if (result.isOk()) {
+//				// TRACECOMMAND
+//				System.err.println("CMD = " + cmd.getClass());
+//			}
+			return result;
+		} catch (Throwable t) {
+			t.printStackTrace();
+			final ByteArrayOutputStream baos = new ByteArrayOutputStream();
+			final PrintWriter pw = new PrintWriter(baos);
+			t.printStackTrace(pw);
+			Log.error("Error " + t);
+			String msg = "You should send a mail to plantuml@gmail.com with this log (V" + Version.versionString()
+					+ ")";
+			Log.error(msg);
+			msg += " " + new String(baos.toByteArray());
+			return CommandExecutionResult.error(msg);
+		}
+	}
+
+	public CommandControl isValid(List<String> lines) {
+		return cmd.isValid(lines);
+	}
+
+	public String[] getDescription() {
+		return cmd.getDescription();
+	}
+
+}