--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.internal.ui.text.java;
+
+import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.dom.CompilationUnit;
+
+/**
+ * Context information for quick fix and quick assist processors.
+ * <p>
+ * Note: this interface is not intended to be implemented.
+ * </p>
+ *
+ * @since 3.0
+ */
+public interface IInvocationContext {
+
+ /**
+ * @return Returns the current compilation unit.
+ */
+ ICompilationUnit getCompilationUnit();
+
+ /**
+ * @return Returns the offset of the current selection
+ */
+ int getSelectionOffset();
+
+ /**
+ * @return Returns the length of the current selection
+ */
+ int getSelectionLength();
+
+ /**
+ * Returns an AST of the compilation unit, possibly only a partial AST
+ * focused on the selection offset (see
+ * {@link net.sourceforge.phpdt.core.dom.ASTParser#setFocalPosition(int)}).
+ * The returned AST is shared and therefore protected and cannot be
+ * modified. The client must check the AST API level and do nothing if they
+ * are given an AST they can't handle. (see
+ * {@link net.sourceforge.phpdt.core.dom.AST#apiLevel()}).
+ *
+ * @return Returns the root of the AST corresponding to the current
+ * compilation unit.
+ */
+ CompilationUnit getASTRoot();
+
+ /**
+ * Convenience method to evaluate the AST node covering the current
+ * selection.
+ *
+ * @return Returns the node that covers the location of the problem
+ */
+ // ASTNode getCoveringNode();
+ /**
+ * Convenience method to evaluate the AST node that is covered by the
+ * current selection.
+ *
+ * @return Returns the node that is covered by the location of the problem
+ */
+ // ASTNode getCoveredNode();
+}