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package eu.etaxonomy.taxeditor.model;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.commons.lang.exception.ExceptionUtils;
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import org.apache.log4j.Logger;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.MultiStatus;
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import org.eclipse.core.runtime.Platform;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.jface.dialogs.MessageDialog;
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import org.eclipse.swt.widgets.Display;
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import eu.etaxonomy.cdm.persistence.hibernate.permission.SecurityExceptionUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
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/**
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* Utility class which handles all the messaging information generated by the
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* Editor.
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*
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* This includes logging as well as dialogs.
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*
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* @author cmathew
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*
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*/
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public class MessagingUtils {
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public final static String UNEXPECTED_ERROR_MESSAGE = "This is an unexpected error.";
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public final static String CONTACT_MESSAGE = System.getProperty("line.separator") + "Please contact EDIT Support (EditSupport@bgbm.org) with the error trace below (click on the 'Details' button).";
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public final static String DEFAULT_MESSAGE = "Error thrown but no associated message";
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/**
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* Gets the Log4J logger for a given class
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*
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* @param clazz
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* a {@link java.lang.Class} object.
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* @return a {@link org.apache.log4j.Logger} object.
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*/
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public static Logger getLog4JLogger(Class clazz) {
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return Logger.getLogger(clazz);
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}
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/**
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* Logs details from a given Status object
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*
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* @param status
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* a {@link org.eclipse.core.runtime.IStatus} object.
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*/
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private static void log(IStatus status) {
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TaxeditorStorePlugin.getDefault().getLog().log(status);
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}
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/**
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* Logs a status object as information.
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*
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* @param status
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* a {@link org.eclipse.core.runtime.IStatus} object.
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*/
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public static void info(IStatus status) {
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log(status);
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}
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/**
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* Logs a string as information.
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*
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* @param message
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* a {@link java.lang.String} object.
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*/
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public static void info(String message) {
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IStatus status = new Status(IStatus.INFO, AbstractUtility.getPluginId(), message);
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info(status);
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}
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/**
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* Logs an exception from a given source as a warning.
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*
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* @param source
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* @param t
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*/
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public static void warn(Class source, Throwable t) {
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IStatus status = new Status(IStatus.WARNING, AbstractUtility.getPluginId(), t.getMessage(), t);
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MessagingUtils.getLog4JLogger(source).warn(t);
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log(status);
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}
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/**
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* Logs a status object from a given source as a warning.
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*
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* @param source
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* @param status
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*/
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public static void warn(Class source, IStatus status) {
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MessagingUtils.getLog4JLogger(source).warn(status.getMessage(), status.getException());
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log(status);
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}
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/**
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* Logs a string from a given source as a warning.
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*
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*
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* @param source
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* a {@link java.lang.Class} object.
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* @param message
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* a {@link java.lang.String} object.
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*/
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public static void warn(Class source, String message) {
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IStatus status = new Status(IStatus.WARNING, AbstractUtility.getPluginId(), message);
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MessagingUtils.getLog4JLogger(source).warn(message);
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log(status);
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}
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/**
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* Logs a status object from a given source as an error.
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*
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*
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* @param source
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* a {@link java.lang.Class} object.
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* @param status
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* a {@link org.eclipse.core.runtime.IStatus} object.
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*/
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public static void error(Class source, IStatus status) {
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getLog4JLogger(source)
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.error(status.getMessage(), status.getException());
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log(status);
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}
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/**
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* Logs a string and exception from a given source as an error.
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*
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*
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* @param source
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* a {@link java.lang.Class} object.
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* @param message
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* a {@link java.lang.String} object.
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* @param t
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* a {@link java.lang.Throwable} object.
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*/
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public static void error(Class source, String message, Throwable t) {
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IStatus status = new Status(IStatus.ERROR, AbstractUtility.getPluginId(), message, t);
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error(source, status);
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}
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/**
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* Logs an exception from a given source as an error.
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*
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*
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* @param source
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* a {@link java.lang.Class} object.
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* @param t
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* a {@link java.lang.Throwable} object.
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*/
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public static void error(Class source, Throwable t) {
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error(source.getClass(), t.getMessage(), t);
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}
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/**
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* Returns a list of strings, providing info on,
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* - login
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* - editor version
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* - server (address + source name)
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* - db schema version
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*
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* @return
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*/
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public static List<String> getContextInfo() {
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List<String> contextInfo = new ArrayList<String>();
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String name = "";
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String schemaVersion = "";
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String server = "";
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String version = "";
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String login = "";
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try {
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version = Platform.getBundle("eu.etaxonomy.taxeditor.application").getHeaders().get(org.osgi.framework.Constants.BUNDLE_VERSION);
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if(CdmStore.getActiveCdmSource() != null ) {
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login = CdmStore.getLoginManager().getAuthenticatedUser().getUsername();
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name = CdmStore.getActiveCdmSource().getName();
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schemaVersion = CdmStore.getActiveCdmSource().getDbSchemaVersion();
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server = CdmStore.getActiveCdmSource().getServer();
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}
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} catch (Exception e) {
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// Nothing to do
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}
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contextInfo.add("login : " + login);
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contextInfo.add("editor version : " + version);
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contextInfo.add("server : " + server + " / " + name);
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contextInfo.add("schema version : " + schemaVersion);
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contextInfo.add("os : " + System.getProperty("os.name")+" "+System.getProperty("os.version")+" "+System.getProperty("os.arch"));
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contextInfo.add("java : "+System.getProperty("java.version"));
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return contextInfo;
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}
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public static String getStackTraceAndContextInfo(Throwable t, List<String> contextInfo) {
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StringBuffer stackTraceAndContextInfo = new StringBuffer();
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Throwable throwable = t;
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for(String infoItem : contextInfo) {
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stackTraceAndContextInfo.append(infoItem + System.getProperty("line.separator"));
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}
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StringWriter sw = new StringWriter();
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if(throwable == null) {
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throwable = getDefaultThrowable();
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}
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throwable.printStackTrace(new PrintWriter(sw));
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stackTraceAndContextInfo.append(sw.toString());
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return stackTraceAndContextInfo.toString();
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}
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public static String getContextInfo(List<String> contextInfo) {
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StringBuffer scontextInfoStringBuffer = new StringBuffer();
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for(String infoItem : contextInfo) {
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scontextInfoStringBuffer.append(infoItem + System.getProperty("line.separator"));
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}
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return scontextInfoStringBuffer.toString();
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}
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private static Throwable getDefaultThrowable() {
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return new Throwable("Error thrown but no associated exception");
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}
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/**
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* Displays a {@link eu.etaxonomy.taxeditor.model.CdmErrorDialog}.
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*
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* @param title
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* @param source
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* @param t
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* @param contextInfo
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* @param message
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* @param status
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*/
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private static void errorDialog(final String title,
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final Object source,
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final Throwable t,
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final List<String> contextInfo,
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final String message,
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final MultiStatus status) {
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Display.getDefault().asyncExec(new Runnable() {
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@Override
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public void run() {
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String stackTraceWithContext = getStackTraceAndContextInfo(t, contextInfo);
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CdmErrorDialog ced = new CdmErrorDialog(AbstractUtility.getShell(), title, message, status, stackTraceWithContext);
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ced.open();
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Class<? extends Object> clazz = source != null ? source.getClass() : this.getClass();
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IStatus singleStatus = new Status(IStatus.ERROR,
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status.getPlugin(),
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message,
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new Exception(stackTraceWithContext));
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error(clazz, singleStatus);
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}
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});
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}
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/**
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* Displays a {@link eu.etaxonomy.taxeditor.model.CdmErrorDialog}.
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*
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* @param title
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* @param source
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* @param message
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* @param pluginId
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* @param t
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*/
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public static void errorDialog(final String title,
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final Object source,
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final String message,
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final String pluginId,
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final Throwable t,
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boolean addContactMesg) {
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Throwable throwable = t;
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StringBuffer sbStackTrace = new StringBuffer();
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// We need to build a MultiStatus object since the simple
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// idea of writing out the stack trace as a single string
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// leads to a single line on windows
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List<Status> childStatuses = new ArrayList<Status>();
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// add context info
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List<String> contextInfo = getContextInfo();
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for(String infoItem : contextInfo) {
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childStatuses.add(new Status(IStatus.ERROR, pluginId, infoItem));
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}
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307
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if(throwable == null) {
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throwable = getDefaultThrowable();
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}
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311
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312
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int thCount = 0;
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int maxTraces = 4;
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for(Throwable th : ExceptionUtils.getThrowables(throwable)) {
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// add main exception
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if(thCount == 0) {
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for (StackTraceElement ste : th.getStackTrace()) {
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childStatuses.add(new Status(IStatus.ERROR, pluginId, " at " + ste.toString()));
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}
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} else {
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// add recursive causes
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if(th != null) {
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childStatuses.add(new Status(IStatus.ERROR, pluginId, ""));
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String msg = th.toString();
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childStatuses.add(new Status(IStatus.ERROR, pluginId, "Caused by : " + msg));
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int traceCount = 0;
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for (StackTraceElement ste : th.getStackTrace()) {
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// add only pre-defined number of trace elements
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if(traceCount > maxTraces) {
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childStatuses.add(new Status(IStatus.ERROR, pluginId, " ...."));
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break;
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333
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}
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// build & add status
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childStatuses.add(new Status(IStatus.ERROR, pluginId, " at " + ste.toString()));
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traceCount++;
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337
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}
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338
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}
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339
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}
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340
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thCount++;
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341
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}
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342
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String finalMessage = message;
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343
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344
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if(finalMessage == null || finalMessage.isEmpty()) {
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finalMessage = DEFAULT_MESSAGE;
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346
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}
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347
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348
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if(addContactMesg) {
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349
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// add edit support contact info to message
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350
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finalMessage += MessagingUtils.CONTACT_MESSAGE;
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351
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}
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352
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353
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MultiStatus ms = new MultiStatus(pluginId,
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IStatus.ERROR,
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355
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childStatuses.toArray(new Status[] {}),
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throwable.toString(),
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throwable);
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358
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359
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errorDialog(title, source, throwable, contextInfo, finalMessage, ms);
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360
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}
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361
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362
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/**
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363
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* Displays a dialog for an exception occurring in an operation.
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364
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*
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365
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* This will be either a {@link eu.etaxonomy.taxeditor.model.CdmErrorDialog} in case of a
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366
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* security runtime exception or a warning {@link org.eclipse.jface.dialogs.MessageDialog} in
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* case of any other exception.
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368
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*
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369
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* @param title
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* a {@link java.lang.String} object.
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371
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* @param source
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372
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* a {@link java.lang.Object} object.
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373
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* @param status
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374
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* a {@link org.eclipse.core.runtime.IStatus} object.
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375
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*/
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376
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public static void operationDialog(final Object source,
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377
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final Exception ex,
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378
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final String pluginId,
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379
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final String operationlabel,
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380
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final String hint) {
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381
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|
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382
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Display.getDefault().asyncExec(new Runnable() {
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383
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384
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@Override
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385
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public void run() {
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386
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MultiStatus info = null;
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387
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String title = null;
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388
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389
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// FIXME cannot access TaxonomicEditorPlugin.PLUGIN_ID from here
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|
390
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// String PID = TaxonomicEditorPlugin.PLUGIN_ID;
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391
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String PID = "eu.etaxonomy.taxeditor.application";
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|
392
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|
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393
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// checking security exceptions for every operation
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394
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RuntimeException securityRuntimeException = SecurityExceptionUtils.findSecurityRuntimeException(ex);
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|
395
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|
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396
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// in case of a security exception it is a warning, else it is an error
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397
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if(securityRuntimeException != null){
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398
|
title = "Your changes could not be saved!";
|
|
399
|
warningDialog(title, source, String.format("You are missing sufficient permissions for the operation \"%s\". %s", operationlabel, hint));
|
|
400
|
} else {
|
|
401
|
title = "Error executing operation";
|
|
402
|
errorDialog(title, source, String.format("An error occured while executing %s. %s", operationlabel, hint), pluginId, ex, true);
|
|
403
|
|
|
404
|
}
|
|
405
|
|
|
406
|
|
|
407
|
}
|
|
408
|
});
|
|
409
|
}
|
|
410
|
|
|
411
|
|
|
412
|
|
|
413
|
|
|
414
|
/**
|
|
415
|
* Displays a question {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
416
|
*
|
|
417
|
* @param title
|
|
418
|
* a {@link java.lang.String} object.
|
|
419
|
* @param message
|
|
420
|
* a {@link java.lang.String} object.
|
|
421
|
* @return a boolean.
|
|
422
|
*/
|
|
423
|
public static boolean confirmDialog(String title, String message) {
|
|
424
|
return MessageDialog.openQuestion(AbstractUtility.getShell(), title, message);
|
|
425
|
}
|
|
426
|
|
|
427
|
/**
|
|
428
|
* Displays a message {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
429
|
*
|
|
430
|
* @param title
|
|
431
|
* @param source
|
|
432
|
* @param message
|
|
433
|
*/
|
|
434
|
public static void messageDialog(final String title, final Object source, final String message) {
|
|
435
|
MessagingUtils.messageDialog(title, source, message, null, true);
|
|
436
|
}
|
|
437
|
|
|
438
|
|
|
439
|
|
|
440
|
/**
|
|
441
|
* Displays an error {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
442
|
*
|
|
443
|
* @param title
|
|
444
|
* The dialogs title
|
|
445
|
* @param source
|
|
446
|
* The object where the warning was generated (used by log4j)
|
|
447
|
* @param message
|
|
448
|
* An informative String to be presented to the user
|
|
449
|
* @param title
|
|
450
|
* The dialogs title
|
|
451
|
* @param t
|
|
452
|
* a Throwable if one exists or null
|
|
453
|
*/
|
|
454
|
public static void messageDialog(final String title,
|
|
455
|
final Object source,
|
|
456
|
final String message,
|
|
457
|
final Throwable t) {
|
|
458
|
MessagingUtils.messageDialog(title, source, message, t, true);
|
|
459
|
}
|
|
460
|
|
|
461
|
/**
|
|
462
|
* Displays an error {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
463
|
*
|
|
464
|
* @param title
|
|
465
|
* The dialogs title
|
|
466
|
* @param source
|
|
467
|
* The object where the warning was generated (used by log4j)
|
|
468
|
* @param message
|
|
469
|
* An informative String to be presented to the user
|
|
470
|
* @param title
|
|
471
|
* The dialogs title
|
|
472
|
* @param t
|
|
473
|
* a Throwable if one exists or null
|
|
474
|
*/
|
|
475
|
public static void messageDialog(final String title,
|
|
476
|
final Object source,
|
|
477
|
final String message,
|
|
478
|
final Throwable t,
|
|
479
|
boolean async) {
|
|
480
|
if(async) {
|
|
481
|
Display.getDefault().asyncExec(new Runnable() {
|
|
482
|
|
|
483
|
@Override
|
|
484
|
public void run() {
|
|
485
|
MessageDialog.openError(AbstractUtility.getShell(), title, message + getCauseRecursively(t));
|
|
486
|
Class<? extends Object> clazz = source != null ? source
|
|
487
|
.getClass() : this.getClass();
|
|
488
|
error(clazz, message, t);
|
|
489
|
}
|
|
490
|
|
|
491
|
|
|
492
|
});
|
|
493
|
} else {
|
|
494
|
MessageDialog.openError(AbstractUtility.getShell(), title, message + getCauseRecursively(t));
|
|
495
|
Class<? extends Object> clazz = source != null ? source.getClass() : TaxeditorStorePlugin.class;
|
|
496
|
error(clazz, message, t);
|
|
497
|
}
|
|
498
|
}
|
|
499
|
|
|
500
|
public static String getCauseRecursively(Throwable t) {
|
|
501
|
if(t == null){
|
|
502
|
return "";
|
|
503
|
}
|
|
504
|
|
|
505
|
if(t.getCause() != null){
|
|
506
|
return getCauseRecursively(t.getCause());
|
|
507
|
}else{
|
|
508
|
return String.format("\n\nException: %s\nMessage: %s", t.getClass().getSimpleName(), t.getMessage());
|
|
509
|
}
|
|
510
|
|
|
511
|
}
|
|
512
|
/**
|
|
513
|
* Displays a warning {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
514
|
*
|
|
515
|
* @param title
|
|
516
|
* @param termBase
|
|
517
|
* @param status
|
|
518
|
*/
|
|
519
|
public static void warningDialog(String title, Object source,
|
|
520
|
IStatus status) {
|
|
521
|
MessagingUtils.warningDialog(title, source, status.getMessage());
|
|
522
|
}
|
|
523
|
|
|
524
|
/**
|
|
525
|
* Standard warning dialog for the case when the application is not yet connected to the datasource
|
|
526
|
*
|
|
527
|
* @param source
|
|
528
|
*/
|
|
529
|
public static void noDataSourceWarningDialog(Object source) {
|
|
530
|
MessagingUtils
|
|
531
|
.warningDialog(
|
|
532
|
"Application is not connected to a datastore",
|
|
533
|
source,
|
|
534
|
"The requested operation is only available when "
|
|
535
|
+ "connected to a datasource. You may choose a datasource to connect to or create a new one in the datasource view.");
|
|
536
|
}
|
|
537
|
|
|
538
|
/**
|
|
539
|
* Displays a warning {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
540
|
*
|
|
541
|
* @param title
|
|
542
|
* The dialogs title
|
|
543
|
* @param source
|
|
544
|
* The object where the warning was generated (used by log4j)
|
|
545
|
* @param message
|
|
546
|
* An informative String to be presented to the user
|
|
547
|
*/
|
|
548
|
public static void warningDialog(final String title, final Object source, final String message) {
|
|
549
|
Display.getDefault().asyncExec(new Runnable() {
|
|
550
|
|
|
551
|
@Override
|
|
552
|
public void run() {
|
|
553
|
MessageDialog.openWarning(AbstractUtility.getShell(), title, message);
|
|
554
|
Class<? extends Object> clazz = source != null ? source
|
|
555
|
.getClass() : AbstractUtility.class;
|
|
556
|
warn(clazz, message);
|
|
557
|
}
|
|
558
|
});
|
|
559
|
}
|
|
560
|
|
|
561
|
/**
|
|
562
|
* Displays an information {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
563
|
*
|
|
564
|
* @param title
|
|
565
|
* @param status
|
|
566
|
*/
|
|
567
|
public static void informationDialog(final String title, final IStatus status) {
|
|
568
|
MessagingUtils.informationDialog(title, status.getMessage());
|
|
569
|
}
|
|
570
|
|
|
571
|
/**
|
|
572
|
* Displays an information {@link org.eclipse.jface.dialogs.MessageDialog}.
|
|
573
|
*
|
|
574
|
* @param title
|
|
575
|
* a {@link java.lang.String} object.
|
|
576
|
* @param message
|
|
577
|
* a {@link java.lang.String} object.
|
|
578
|
*/
|
|
579
|
public static void informationDialog(final String title,
|
|
580
|
final String message) {
|
|
581
|
Display.getDefault().asyncExec(new Runnable() {
|
|
582
|
|
|
583
|
@Override
|
|
584
|
public void run() {
|
|
585
|
MessageDialog.openInformation(AbstractUtility.getShell(), title, message);
|
|
586
|
}
|
|
587
|
});
|
|
588
|
}
|
|
589
|
|
|
590
|
/**
|
|
591
|
* Open a message box that informs the user about unimplemented
|
|
592
|
* functionality. This method is for developer convenience.
|
|
593
|
*
|
|
594
|
* @param source
|
|
595
|
* a {@link java.lang.Object} object.
|
|
596
|
*/
|
|
597
|
public static void notImplementedMessage(Object source) {
|
|
598
|
warningDialog("Not yet implemented", source,
|
|
599
|
"This functionality is not yet implemented.");
|
|
600
|
}
|
|
601
|
|
|
602
|
}
|