testcode for new handle provider (pr141730): quirky symbols to use in handles (JDT ones + extra)

asm/src/org/aspectj/asm/internal/HandleProviderDelimiter.java

@@ -0,0 +1,125 @@
+/********************************************************************
+ * Copyright (c) 2006 Contributors. All rights reserved. 
+ * This program and the accompanying materials are made available 
+ * under the terms of the Eclipse Public License v1.0 
+ * which accompanies this distribution and is available at 
+ * http://eclipse.org/legal/epl-v10.html 
+ *  
+ * Contributors: IBM Corporation - initial API and implementation 
+ * 				 Helen Hawkins   - initial version
+ *******************************************************************/
+package org.aspectj.asm.internal;
+
+import org.aspectj.asm.IProgramElement;
+
+/**
+ * Uses "typesafe enum" pattern.
+ */
+public class HandleProviderDelimiter {
+
+	// taken from JavaElement
+	public static final HandleProviderDelimiter JAVAPROJECT = new HandleProviderDelimiter('=');
+	public static final HandleProviderDelimiter PACKAGEFRAGMENT = new HandleProviderDelimiter('<');
+	public static final HandleProviderDelimiter FIELD = new HandleProviderDelimiter('^');
+	public static final HandleProviderDelimiter METHOD = new HandleProviderDelimiter('~');
+	public static final HandleProviderDelimiter INITIALIZER = new HandleProviderDelimiter('|');
+	public static final HandleProviderDelimiter COMPILATIONUNIT = new HandleProviderDelimiter('{');
+	public static final HandleProviderDelimiter CLASSFILE = new HandleProviderDelimiter('(');
+	public static final HandleProviderDelimiter TYPE = new HandleProviderDelimiter('[');
+	public static final HandleProviderDelimiter IMPORTDECLARATION = new HandleProviderDelimiter('#');
+	public static final HandleProviderDelimiter COUNT = new HandleProviderDelimiter('!');
+	public static final HandleProviderDelimiter ESCAPE = new HandleProviderDelimiter('\\');
+	// these below are not currently used because no iprogramelement.kind equivalent
+	public static final HandleProviderDelimiter PACKAGEFRAGMENTROOT = new HandleProviderDelimiter('/');
+	public static final HandleProviderDelimiter PACKAGEDECLARATION = new HandleProviderDelimiter('%');
+	public static final HandleProviderDelimiter LOCALVARIABLE = new HandleProviderDelimiter('@');
+	public static final HandleProviderDelimiter TYPE_PARAMETER = new HandleProviderDelimiter(']');
+	
+	
+	// AspectJ specific ones
+	public static final HandleProviderDelimiter ASPECT_CU = new HandleProviderDelimiter('*');
+	public static final HandleProviderDelimiter ADVICE = new HandleProviderDelimiter('&');
+	public static final HandleProviderDelimiter ASPECT_TYPE = new HandleProviderDelimiter('}');
+	public static final HandleProviderDelimiter CODEELEMENT = new HandleProviderDelimiter('?');
+	public static final HandleProviderDelimiter ITD = new HandleProviderDelimiter(')');
+	public static final HandleProviderDelimiter DECLARE = new HandleProviderDelimiter('`');
+	public static final HandleProviderDelimiter POINTCUT = new HandleProviderDelimiter('+');
+	
+
+	private static char empty = ' ';
+	private final char delim;
+	
+	private HandleProviderDelimiter(char delim) {
+		this.delim = delim;
+	}
+
+	/**
+	 * Returns the delimiter for the HandleProviderDelimiter, 
+	 * for example ASPECT returns '*' and METHOD returns '~'
+	 */
+	public char getDelimiter() {
+		return delim;
+	}
+	
+	/**
+	 * Returns the delimiter for the given IProgramElement for example
+	 * if the IProgramElement is an aspect returns '*' and if the
+	 * IProgramElement is a method returns '~'
+	 */
+	public static char getDelimiter(IProgramElement ipe) {
+		IProgramElement.Kind kind = ipe.getKind();
+		if (kind.equals(IProgramElement.Kind.PROJECT)) {
+			return JAVAPROJECT.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.PACKAGE)) {
+			return PACKAGEFRAGMENT.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.FILE_JAVA)) {
+			if (ipe.getName().endsWith(".aj")) {
+				return ASPECT_CU.getDelimiter();
+			} else {
+				return COMPILATIONUNIT.getDelimiter();				
+			}
+		} else if (kind.equals(IProgramElement.Kind.FILE_ASPECTJ)) {
+			return ASPECT_CU.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.IMPORT_REFERENCE)) {
+			return IMPORTDECLARATION.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.CLASS) 
+				|| kind.equals(IProgramElement.Kind.INTERFACE)
+				|| kind.equals(IProgramElement.Kind.ENUM)
+				|| kind.equals(IProgramElement.Kind.ANNOTATION)) {
+			return TYPE.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.ASPECT)) {
+			return ASPECT_TYPE.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.INITIALIZER)) {
+			return INITIALIZER.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.INTER_TYPE_FIELD)
+				|| kind.equals(IProgramElement.Kind.INTER_TYPE_METHOD)
+				|| kind.equals(IProgramElement.Kind.INTER_TYPE_CONSTRUCTOR)
+				|| kind.equals(IProgramElement.Kind.INTER_TYPE_PARENT)) {
+			return ITD.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.CONSTRUCTOR)
+				|| kind.equals(IProgramElement.Kind.METHOD)) {
+			return METHOD.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.FIELD)
+				|| kind.equals(IProgramElement.Kind.ENUM_VALUE)) {
+			return FIELD.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.POINTCUT)) {
+			return POINTCUT.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.ADVICE)) {
+			return ADVICE.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.DECLARE_PARENTS)
+				|| kind.equals(IProgramElement.Kind.DECLARE_WARNING)
+				|| kind.equals(IProgramElement.Kind.DECLARE_ERROR)
+				|| kind.equals(IProgramElement.Kind.DECLARE_SOFT)
+				|| kind.equals(IProgramElement.Kind.DECLARE_PRECEDENCE)
+				|| kind.equals(IProgramElement.Kind.DECLARE_ANNOTATION_AT_CONSTRUCTOR)
+				|| kind.equals(IProgramElement.Kind.DECLARE_ANNOTATION_AT_FIELD)
+				|| kind.equals(IProgramElement.Kind.DECLARE_ANNOTATION_AT_METHOD)
+				|| kind.equals(IProgramElement.Kind.DECLARE_ANNOTATION_AT_TYPE)) {
+			return DECLARE.getDelimiter();
+		} else if (kind.equals(IProgramElement.Kind.CODE)) {
+			return CODEELEMENT.getDelimiter();
+		} 
+		return empty;
+	}
+	
+}