Target Explorer: Unify properties editor page save handling and provide StatusHandlerUtil

1 files changed, 98 insertions, 0 deletions

diff --git a/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/StatusHandlerUtil.java b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/StatusHandlerUtil.java
new file mode 100644
index 000000000..dfec3d827
--- /dev/null
+++ b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/StatusHandlerUtil.java
@@ -0,0 +1,98 @@
+/**
+ * StatusHandlerUtil.java
+ * Created on May 21, 2012
+ *
+ * Copyright (c) 2012 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify, or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+package org.eclipse.tcf.te.runtime.statushandler;
+
+import java.lang.reflect.Field;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.StringTokenizer;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.osgi.util.NLS;
+import org.eclipse.tcf.te.runtime.interfaces.callback.ICallback;
+import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
+import org.eclipse.tcf.te.runtime.properties.PropertiesContainer;
+import org.eclipse.tcf.te.runtime.statushandler.activator.CoreBundleActivator;
+import org.eclipse.tcf.te.runtime.statushandler.interfaces.IStatusHandler;
+import org.eclipse.tcf.te.runtime.statushandler.interfaces.IStatusHandlerConstants;
+
+/**
+ * Status handler utility implementations.
+ */
+public final class StatusHandlerUtil {
+
+	/**
+	 * Handle the given status for the given context.
+	 *
+	 * @param status The status. Must not be <code>null</code>.
+	 * @param context The context. Must not be <code>null</code>.
+	 * @param template The message template or <code>null</code>.
+	 * @param title The dialog title or <code>null</code>.
+	 * @param contextHelpId The context help id or <code>null</code>.
+	 * @param caller The caller or <code>null</code>.
+	 * @param done The callback or <code>null</code>.
+	 */
+	public static void handleStatus(IStatus status, Object context, String template, String title, String contextHelpId, Object caller, ICallback done) {
+		Assert.isNotNull(status);
+		Assert.isNotNull(context);
+
+		IStatusHandler[] handlers = StatusHandlerManager.getInstance().getHandler(context);
+		if (handlers.length > 0) {
+			IPropertiesContainer data = new PropertiesContainer();
+
+			if (title != null) data.setProperty(IStatusHandlerConstants.PROPERTY_TITLE, title);
+			if (contextHelpId != null) data.setProperty(IStatusHandlerConstants.PROPERTY_CONTEXT_HELP_ID, contextHelpId);
+			if (caller != null) data.setProperty(IStatusHandlerConstants.PROPERTY_CALLER, caller);
+
+			updateMessage(status, template);
+
+			handlers[0].handleStatus(status, data, null);
+		} else {
+			Platform.getLog(CoreBundleActivator.getContext().getBundle()).log(status);
+		}
+	}
+
+	private static void updateMessage(IStatus status, String template) {
+		Assert.isNotNull(status);
+
+		StringBuilder message = new StringBuilder();
+		String msg = status.getMessage();
+
+		if (msg != null && msg.contains("Error text:")) { //$NON-NLS-1$
+			StringTokenizer tokenizer = new StringTokenizer(msg, ","); //$NON-NLS-1$
+			while (tokenizer.hasMoreElements()) {
+				String token = tokenizer.nextToken();
+				if (token.trim().startsWith("Error text:")) { //$NON-NLS-1$
+					token = token.replaceAll("Error text:", " "); //$NON-NLS-1$ //$NON-NLS-2$
+					message.append(template != null ? NLS.bind(template, token.trim()) : token.trim());
+					break;
+				}
+			}
+		}
+
+		if (message.length() > 0) {
+			try {
+	            final Field f = status.getClass().getDeclaredField("message"); //$NON-NLS-1$
+				AccessController.doPrivileged(new PrivilegedAction<Object>() {
+					@Override
+					public Object run() {
+						f.setAccessible(true);
+						return null;
+					}
+				});
+				f.set(status, message.toString());
+            }
+            catch (Exception e) {}
+		}
+	}
+}