From adc8c0ad3573272c236040c3a76005b9e73a5737 Mon Sep 17 00:00:00 2001
From: Henri Sara <henri.sara@itmill.com>
Date: Mon, 11 May 2009 09:19:03 +0000
Subject: #2904: initial bulk rename "com.itmill.toolkit" -> "com.vaadin" -
 com.itmill.toolkit.external not yet fully renamed

svn changeset:7715/svn branch:6.0
---
 src/com/vaadin/terminal/SystemError.java | 132 +++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 src/com/vaadin/terminal/SystemError.java

(limited to 'src/com/vaadin/terminal/SystemError.java')

diff --git a/src/com/vaadin/terminal/SystemError.java b/src/com/vaadin/terminal/SystemError.java
new file mode 100644
index 0000000000..6f29970f6b
--- /dev/null
+++ b/src/com/vaadin/terminal/SystemError.java
@@ -0,0 +1,132 @@
+/* 
+@ITMillApache2LicenseForJavaFiles@
+ */
+
+package com.vaadin.terminal;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+/**
+ * <code>SystemError</code> is a runtime exception caused by error in system.
+ * The system error can be shown to the user as it implements
+ * <code>ErrorMessage</code> interface, but contains technical information such
+ * as stack trace and exception.
+ * 
+ * @author IT Mill Ltd.
+ * @version
+ * @VERSION@
+ * @since 3.0
+ */
+@SuppressWarnings("serial")
+public class SystemError extends RuntimeException implements ErrorMessage {
+
+    /**
+     * The cause of the system error. The cause is stored separately as JDK 1.3
+     * does not support causes natively.
+     */
+    private Throwable cause = null;
+
+    /**
+     * Constructor for SystemError with error message specified.
+     * 
+     * @param message
+     *            the Textual error description.
+     */
+    public SystemError(String message) {
+        super(message);
+    }
+
+    /**
+     * Constructor for SystemError with causing exception and error message.
+     * 
+     * @param message
+     *            the Textual error description.
+     * @param cause
+     *            the throwable causing the system error.
+     */
+    public SystemError(String message, Throwable cause) {
+        super(message);
+        this.cause = cause;
+    }
+
+    /**
+     * Constructor for SystemError with cause.
+     * 
+     * @param cause
+     *            the throwable causing the system error.
+     */
+    public SystemError(Throwable cause) {
+        this.cause = cause;
+    }
+
+    /**
+     * @see com.vaadin.terminal.ErrorMessage#getErrorLevel()
+     */
+    public final int getErrorLevel() {
+        return ErrorMessage.SYSTEMERROR;
+    }
+
+    /**
+     * @see com.vaadin.terminal.Paintable#paint(com.vaadin.terminal.PaintTarget)
+     */
+    public void paint(PaintTarget target) throws PaintException {
+
+        target.startTag("error");
+        target.addAttribute("level", "system");
+
+        // Paint the error message
+        final String message = getLocalizedMessage();
+        if (message != null) {
+            target.addSection("h2", message);
+        }
+
+        // Paint the exception
+        if (cause != null) {
+            target.addSection("h3", "Exception");
+            final StringWriter buffer = new StringWriter();
+            cause.printStackTrace(new PrintWriter(buffer));
+            target.addSection("pre", buffer.toString());
+        }
+
+        target.endTag("error");
+
+    }
+
+    /**
+     * Gets cause for the error.
+     * 
+     * @return the cause.
+     * @see java.lang.Throwable#getCause()
+     */
+    @Override
+    public Throwable getCause() {
+        return cause;
+    }
+
+    /* Documented in super interface */
+    public void addListener(RepaintRequestListener listener) {
+    }
+
+    /* Documented in super interface */
+    public void removeListener(RepaintRequestListener listener) {
+    }
+
+    /* Documented in super interface */
+    public void requestRepaint() {
+    }
+
+    /* Documented in super interface */
+    public void requestRepaintRequests() {
+    }
+
+    public String getDebugId() {
+        return null;
+    }
+
+    public void setDebugId(String id) {
+        throw new UnsupportedOperationException(
+                "Setting testing id for this Paintable is not implemented");
+    }
+
+}
-- 
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