1 files changed, 175 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/project/XmlErrorHandler.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/project/XmlErrorHandler.java
new file mode 100644
index 000000000..c496c7e57
--- /dev/null
+++ b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/project/XmlErrorHandler.java
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.eclipse.org/org/documents/epl-v10.php
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.ide.eclipse.adt.internal.project;
+
+import com.android.ide.common.xml.AndroidManifestParser.ManifestErrorHandler;
+import com.android.ide.eclipse.adt.AdtConstants;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IMarker;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jdt.core.IJavaProject;
+import org.xml.sax.Locator;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXParseException;
+import org.xml.sax.helpers.DefaultHandler;
+
+/**
+ * XML error handler used by the parser to report errors/warnings.
+ */
+public class XmlErrorHandler extends DefaultHandler implements ManifestErrorHandler {
+
+    private final IJavaProject mJavaProject;
+    /** file being parsed */
+    private final IFile mFile;
+    /** link to the delta visitor, to set the xml error flag */
+    private final XmlErrorListener mErrorListener;
+
+    /**
+     * Classes which implement this interface provide a method that deals
+     * with XML errors.
+     */
+    public interface XmlErrorListener {
+        /**
+         * Sent when an XML error is detected.
+         */
+        public void errorFound();
+    }
+
+    public static class BasicXmlErrorListener implements XmlErrorListener {
+        public boolean mHasXmlError = false;
+
+        @Override
+        public void errorFound() {
+            mHasXmlError = true;
+        }
+    }
+
+    public XmlErrorHandler(IJavaProject javaProject, IFile file, XmlErrorListener errorListener) {
+        mJavaProject = javaProject;
+        mFile = file;
+        mErrorListener = errorListener;
+    }
+
+    public XmlErrorHandler(IFile file, XmlErrorListener errorListener) {
+        this(null, file, errorListener);
+    }
+
+    /**
+     * Xml Error call back
+     * @param exception the parsing exception
+     * @throws SAXException
+     */
+    @Override
+    public void error(SAXParseException exception) throws SAXException {
+        handleError(exception, exception.getLineNumber());
+    }
+
+    /**
+     * Xml Fatal Error call back
+     * @param exception the parsing exception
+     * @throws SAXException
+     */
+    @Override
+    public void fatalError(SAXParseException exception) throws SAXException {
+        handleError(exception, exception.getLineNumber());
+    }
+
+    /**
+     * Xml Warning call back
+     * @param exception the parsing exception
+     * @throws SAXException
+     */
+    @Override
+    public void warning(SAXParseException exception) throws SAXException {
+        if (mFile != null) {
+            BaseProjectHelper.markResource(mFile,
+                    AdtConstants.MARKER_XML,
+                    exception.getMessage(),
+                    exception.getLineNumber(),
+                    IMarker.SEVERITY_WARNING);
+        }
+    }
+
+    protected final IFile getFile() {
+        return mFile;
+    }
+
+    /**
+     * Handles a parsing error and an optional line number.
+     * @param exception
+     * @param lineNumber
+     */
+    @Override
+    public void handleError(Exception exception, int lineNumber) {
+        if (mErrorListener != null) {
+            mErrorListener.errorFound();
+        }
+
+        String message = exception.getMessage();
+        if (message == null) {
+            message = "Unknown error " + exception.getClass().getCanonicalName();
+        }
+
+        if (mFile != null) {
+            BaseProjectHelper.markResource(mFile,
+                    AdtConstants.MARKER_XML,
+                    message,
+                    lineNumber,
+                    IMarker.SEVERITY_ERROR);
+        }
+    }
+
+    /**
+     * Checks that a class is valid and can be used in the Android Manifest.
+     * <p/>
+     * Errors are put as {@link IMarker} on the manifest file.
+     * @param locator
+     * @param className the fully qualified name of the class to test.
+     * @param superClassName the fully qualified name of the class it is supposed to extend.
+     * @param testVisibility if <code>true</code>, the method will check the visibility of
+     * the class or of its constructors.
+     */
+    @Override
+    public void checkClass(Locator locator, String className, String superClassName,
+            boolean testVisibility) {
+        if (mJavaProject == null) {
+            return;
+        }
+        // we need to check the validity of the activity.
+        String result = BaseProjectHelper.testClassForManifest(mJavaProject,
+                className, superClassName, testVisibility);
+        if (result != BaseProjectHelper.TEST_CLASS_OK) {
+            // get the line number
+            int line = locator.getLineNumber();
+
+            // mark the file
+            IMarker marker = BaseProjectHelper.markResource(getFile(),
+                    AdtConstants.MARKER_ANDROID, result, line, IMarker.SEVERITY_ERROR);
+
+            // add custom attributes to be used by the manifest editor.
+            if (marker != null) {
+                try {
+                    marker.setAttribute(AdtConstants.MARKER_ATTR_TYPE,
+                            AdtConstants.MARKER_ATTR_TYPE_ACTIVITY);
+                    marker.setAttribute(AdtConstants.MARKER_ATTR_CLASS, className);
+                } catch (CoreException e) {
+                }
+            }
+        }
+    }
+}