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Diffstat (limited to 'id.server/src/at/gv/egovernment/moa/id/MOAIDException.java')
-rw-r--r--id.server/src/at/gv/egovernment/moa/id/MOAIDException.java159
1 files changed, 159 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/MOAIDException.java b/id.server/src/at/gv/egovernment/moa/id/MOAIDException.java
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index 000000000..bce2c4778
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+++ b/id.server/src/at/gv/egovernment/moa/id/MOAIDException.java
@@ -0,0 +1,159 @@
+package at.gv.egovernment.moa.id;
+
+import java.io.PrintStream;
+import java.io.PrintWriter;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.w3c.dom.DOMImplementation;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import at.gv.egovernment.moa.id.util.MOAIDMessageProvider;
+import at.gv.egovernment.moa.util.Constants;
+
+/**
+ * Base class of technical MOA exceptions.
+ *
+ * Technical exceptions are exceptions that originate from system failure (e.g.,
+ * a database connection fails, a component is not available, etc.)
+ *
+ * @author Patrick Peck, Ivancsics Paul
+ * @version $Id$
+ */
+public class MOAIDException extends Exception {
+ /** message ID */
+ private String messageId;
+ /** wrapped exception */
+ private Throwable wrapped;
+
+ /**
+ * Create a new <code>MOAIDException</code>.
+ *
+ * @param messageId The identifier of the message associated with this
+ * exception.
+ * @param parameters Additional message parameters.
+ */
+ public MOAIDException(String messageId, Object[] parameters) {
+ super(MOAIDMessageProvider.getInstance().getMessage(messageId, parameters));
+ this.messageId = messageId;
+ }
+
+ /**
+ * Create a new <code>MOAIDException</code>.
+ *
+ * @param messageId The identifier of the message associated with this
+ * <code>MOAIDException</code>.
+ * @param parameters Additional message parameters.
+ * @param wrapped The exception wrapped by this
+ * <code>MOAIDException</code>.
+ */
+ public MOAIDException(
+ String messageId,
+ Object[] parameters,
+ Throwable wrapped) {
+
+ super(MOAIDMessageProvider.getInstance().getMessage(messageId, parameters));
+ this.messageId = messageId;
+ this.wrapped = wrapped;
+ }
+
+ /**
+ * Print a stack trace of this exception to <code>System.err</code>.
+ *
+ * @see java.lang.Throwable#printStackTrace()
+ */
+ public void printStackTrace() {
+ printStackTrace(System.err);
+ }
+
+ /**
+ * Print a stack trace of this exception, including the wrapped exception.
+ *
+ * @param s The stream to write the stack trace to.
+ * @see java.lang.Throwable#printStackTrace(java.io.PrintStream)
+ */
+ public void printStackTrace(PrintStream s) {
+ if (getWrapped() == null)
+ super.printStackTrace(s);
+ else {
+ s.print("Root exception: ");
+ getWrapped().printStackTrace(s);
+ }
+ }
+
+ /**
+ * Print a stack trace of this exception, including the wrapped exception.
+ *
+ * @param s The stream to write the stacktrace to.
+ * @see java.lang.Throwable#printStackTrace(java.io.PrintWriter)
+ */
+ public void printStackTrace(PrintWriter s) {
+ if (getWrapped() == null)
+ super.printStackTrace(s);
+ else {
+ s.print("Root exception: ");
+ getWrapped().printStackTrace(s);
+ }
+ }
+
+ /**
+ * @return message ID
+ */
+ public String getMessageId() {
+ return messageId;
+ }
+
+ /**
+ * @return wrapped exception
+ */
+ public Throwable getWrapped() {
+ return wrapped;
+ }
+
+ /**
+ * Convert this <code>MOAIDException</code> to an <code>ErrorResponse</code>
+ * element from the MOA namespace.
+ *
+ * @return An <code>ErrorResponse</code> element, containing the subelements
+ * <code>ErrorCode</code> and <code>Info</code> required by the MOA schema.
+ */
+ public Element toErrorResponse() {
+ DocumentBuilder builder;
+ DOMImplementation impl;
+ Document doc;
+ Element errorResponse;
+ Element errorCode;
+ Element info;
+
+ // create a new document
+ try {
+ builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
+ impl = builder.getDOMImplementation();
+ } catch (ParserConfigurationException e) {
+ return null;
+ }
+
+ // build the ErrorResponse element
+ doc = impl.createDocument(Constants.MOA_NS_URI, "ErrorResponse", null);
+ errorResponse = doc.getDocumentElement();
+
+ // add MOA namespace declaration
+ errorResponse.setAttributeNS(
+ Constants.XMLNS_NS_URI,
+ "xmlns",
+ Constants.MOA_NS_URI);
+
+ // build the child elements
+ errorCode = doc.createElementNS(Constants.MOA_NS_URI, "ErrorCode");
+ errorCode.appendChild(doc.createTextNode(messageId));
+ info = doc.createElementNS(Constants.MOA_NS_URI, "Info");
+ info.appendChild(doc.createTextNode(toString()));
+ errorResponse.appendChild(errorCode);
+ errorResponse.appendChild(info);
+ return errorResponse;
+ }
+
+}