ASM Usage and extension examples, implemented as test cases and made

available in the sandbox as an Eclipse project.

docs/sandbox/api-clients/.classpath

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path=""/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="src" path="/runtime"/>
+	<classpathentry kind="src" path="/org.aspectj.ajdt.core"/>
+	<classpathentry kind="src" path="/asm"/>
+	<classpathentry kind="src" path="/ajde"/>
+	<classpathentry kind="src" path="/bridge"/>
+	<classpathentry kind="var" path="JUNIT_HOME/junit.jar"/>
+	<classpathentry kind="lib" path="/org.aspectj.ajdt.core/out/lib.jar"/>
+	<classpathentry kind="src" path="/org.eclipse.jdt.core"/>
+	<classpathentry kind="output" path=""/>
+</classpath>

docs/sandbox/api-clients/.project

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>sandbox-api-clients</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

docs/sandbox/api-clients/org/aspectj/samples/AffectedFilesReporter.java

@@ -1,129 +0,0 @@
-/* @author Wes Isberg */
-
-// START-SAMPLE api-asm-listAffectedFiles Walk model to list affected files
-
-package org.aspectj.samples;
-
-import org.aspectj.tools.ajc.Main;
-import org.aspectj.asm.*;
-import org.aspectj.bridge.*;
-
-import java.io.*;
-import java.util.*;
-
-
-/**
- * Run ajc and list files affected by advice or inter-type declarations.  
- * 
- * WARNING: Does not emit info messages for uses-pointcut dependencies.
- * @author Wes Isberg
- */
-public class AffectedFilesReporter implements Runnable {
-
-    /*
-     * Walk down asm hierarchy, looking for source files,
-     * and check if any of their children has a relation of
-     * kind ADVICE or INTER_TYPE_DECLARATION
-     */
-
-    /**
-     * Wrapper for ajc that emits list of affected files.
-     * @param args the String[] of args for ajc,
-     *        optionally prefixed with -to {file}
-     * @throws IOException if unable to write to {file}
-     */
-    public static void main(String[] args) throws IOException {
-        Main main = new Main();
-        PrintStream toConfig = System.out;
-        FileOutputStream fin = null;
-        if ((args.length > 1) && ("-to".equals(args[0]))) {
-            File config = new File(args[1]);
-            fin = new FileOutputStream(config);
-            toConfig = new PrintStream(fin, true);
-            String[] temp = new String[args.length-2];
-            System.arraycopy(args, 2, temp, 0, temp.length);
-            args = temp;
-        }
-        Runnable runner = new AffectedFilesReporter(toConfig);
-        main.setCompletionRunner(runner);
-        // should add -emacssym to args if not already there
-        main.runMain(args, false);
-        if (null != fin) {
-            fin.close();
-        }        
-    }
-    
-    final PrintStream sink;
-    
-    public AffectedFilesReporter(PrintStream sink) {
-        this.sink = (null == sink ? System.out : sink);
-    }
-    
-    public void run() {
-        IHierarchy hierarchy = AsmManager.getDefault().getHierarchy();
-        if (null == hierarchy) {
-            sink.println("# no structure model - use -emacssym option");
-            return;
-        }
-        List /*IProgramElement*/ nodes = new LinkedList();
-        List /*IProgramElement*/ newNodes = new LinkedList();
-        // root could be config file or blank root - either way, use kids
-        nodes.addAll(hierarchy.getRoot().getChildren());
-        while (0 < nodes.size()) {
-            for (ListIterator it = nodes.listIterator(); it.hasNext();) {
-                IProgramElement node = (IProgramElement) it.next();
-                if (node.getKind().isSourceFileKind()) {
-                    if (isAffected(node)) {
-                        ISourceLocation loc = node.getSourceLocation();
-                        sink.println(loc.getSourceFile().getPath());
-                    }
-                } else {
-                    // XXX uncertain of structure - traverse all??
-                    newNodes.addAll(node.getChildren());
-                }
-                it.remove();
-            }
-            nodes.addAll(newNodes);
-            newNodes.clear();
-        }
-    }
-
-    /**
-     * Return true if this file node is affected by any aspects.
-     * Recursively search children for any effect,
-     * and halt on first affect found.
-     * @param node the IProgramElementNode for a source file
-     * @return true if affected.
-     */
-    private boolean isAffected(final IProgramElement fileNode) {
-        final IRelationshipMap map  = 
-            AsmManager.getDefault().getRelationshipMap();     
-        List /*IProgramElement*/ nodes = new LinkedList();
-        List /*IProgramElement*/ newNodes = new LinkedList();
-        nodes.add(fileNode);
-        while (0 < nodes.size()) {
-            for (ListIterator iter = nodes.listIterator(); 
-                 iter.hasNext();) {
-                IProgramElement node = (IProgramElement) iter.next();
-                List relations = map.get(node);
-                if (null != relations) {
-                    for (Iterator riter = relations.iterator(); 
-                        riter.hasNext();) {
-                        IRelationship.Kind kind =
-                        ((IRelationship) riter.next()).getKind();
-                        if ((kind == IRelationship.Kind.ADVICE)
-                            || (kind == IRelationship.Kind.DECLARE_INTER_TYPE)) {
-                            return true;
-                        }
-                    }
-                }
-                iter.remove();
-                newNodes.addAll(node.getChildren());
-            }
-            nodes.addAll(newNodes);
-            newNodes.clear();
-        }
-        return false;
-    }
-}
-// END-SAMPLE api-asm-listAffectedFiles

docs/sandbox/api-clients/org/aspectj/samples/AsmHierarchyBuilderExtensionTest.java

@@ -0,0 +1,67 @@
+/* *******************************************************************
+ * Copyright (c) 2004 Contributors.
+ * 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: 
+ *     Mik Kersten     initial implementation 
+ * ******************************************************************/
+ package org.aspectj.samples;
+
+import java.util.ArrayList;
+
+import org.aspectj.ajde.AjdeTestCase;
+import org.aspectj.ajdt.internal.core.builder.AjBuildManager;
+import org.aspectj.ajdt.internal.core.builder.AsmHierarchyBuilder;
+import org.aspectj.asm.AsmManager;
+import org.aspectj.asm.IProgramElement;
+import org.aspectj.asm.internal.ProgramElement;
+import org.eclipse.jdt.internal.compiler.ast.MessageSend;
+import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
+
+/**
+ * This test demonstrates how hierarchy building in the ASM can be extended
+ * to put additional information in the model, for example method call sites.
+ * 
+ * @author Mik Kersten
+ */
+public class AsmHierarchyBuilderExtensionTest extends AjdeTestCase {
+
+    private ExtendedAsmHiearchyBuilder builder = new ExtendedAsmHiearchyBuilder();
+    
+	public void testHiearchyExtension() {
+	    assertNotNull(AsmManager.getDefault().getHierarchy().getRoot());
+	    System.out.println(AsmManager.getDefault().getHierarchy().getRoot().toLongString());
+	}
+	
+	protected void setUp() throws Exception {
+		super.setUp("examples");
+		AjBuildManager.setAsmHierarchyBuilder(builder);  // NOTE that we set our builder here
+		assertTrue("build success", doSynchronousBuild("../examples/coverage/coverage.lst"));	
+	}
+}
+
+class ExtendedAsmHiearchyBuilder extends AsmHierarchyBuilder {
+    
+    public boolean visit(MessageSend messageSend, BlockScope scope) {
+		IProgramElement peNode = new ProgramElement(
+				new String(">>> found call: " + messageSend.toString()),
+				IProgramElement.Kind.CODE,	
+				null, //makeLocation(messageSend),
+				0,
+				"",
+				new ArrayList());
+//			peNode.setCorrespondingType(messageSend.typ  ieldDeclaration.type.toString());
+//			peNode.setSourceSignature(genSourceSignature(fieldDeclaration));
+			((IProgramElement)stack.peek()).addChild(peNode);
+			stack.push(peNode);
+			return true;
+    }
+    public void endVisit(MessageSend messageSend, BlockScope scope) {
+        stack.pop();
+    }
+
+}

docs/sandbox/api-clients/org/aspectj/samples/AsmRelationshipMapUsageTest.java

@@ -0,0 +1,81 @@
+/* *******************************************************************
+ * Copyright (c) 2004 Contributors.
+ * 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: 
+ *     Mik Kersten     initial implementation 
+ * ******************************************************************/
+
+package org.aspectj.samples;
+
+import java.util.Iterator;
+import java.util.List;
+
+import org.aspectj.ajde.AjdeTestCase;
+import org.aspectj.ajdt.internal.core.builder.AjBuildManager;
+import org.aspectj.asm.*;
+
+/**
+ * Collects join point information for all advised methods and constructors.  
+ * 
+ * @author Mik Kersten
+ */
+public class AsmRelationshipMapUsageTest extends AjdeTestCase {
+
+    public void testFindAdvisedMethods() {        
+        System.out.println("----------------------------------");
+        System.out.println("Methods affected by advice: ");
+        HierarchyWalker walker = new HierarchyWalker() {
+            public void preProcess(IProgramElement node) {
+                if (node.getKind().equals(IProgramElement.Kind.METHOD)) {
+                    List relations = AsmManager.getDefault().getRelationshipMap().get(node);
+                    if (relations != null) {
+	                    for (Iterator it = relations.iterator(); it.hasNext(); ) {
+	                        IRelationship relationship = (IRelationship)it.next();
+	                        if (relationship.getKind().equals(IRelationship.Kind.ADVICE)) {
+	                            System.out.println(
+	                                    "method: " + node.toString() 
+	                                    + ", advised by: " + relationship.getTargets());
+	                        } 
+	                    }
+                    }
+                }
+            }
+        };
+        AsmManager.getDefault().getHierarchy().getRoot().walk(walker);
+    }
+    
+    public void testListFilesAffectedByInterTypeDecs() {
+        System.out.println("----------------------------------");
+        System.out.println("Files affected by inter type declarations: ");
+        HierarchyWalker walker = new HierarchyWalker() {
+            public void preProcess(IProgramElement node) {
+                if (node.getKind().equals(IProgramElement.Kind.CLASS)) {
+                    List relations = AsmManager.getDefault().getRelationshipMap().get(node);
+                    if (relations != null) {
+	                    for (Iterator it = relations.iterator(); it.hasNext(); ) {
+	                        IRelationship relationship = (IRelationship)it.next();
+	                        if (relationship.getKind().equals(IRelationship.Kind.DECLARE_INTER_TYPE)) {
+	                            System.out.println(
+                                    "file: " + node.getSourceLocation().getSourceFile().getName() 
+                                    + ", declared on by: " + relationship.getTargets());
+	                        } 
+	                    }
+                    }
+                }
+            }
+        };
+        AsmManager.getDefault().getHierarchy().getRoot().walk(walker);
+    }
+    
+	
+	protected void setUp() throws Exception {
+	    super.setUp("examples");
+		assertTrue("build success", doSynchronousBuild("../examples/spacewar/spacewar/debug.lst"));	
+	}
+}
+

docs/sandbox/api-clients/org/aspectj/samples/JoinPointCollector.java

@@ -1,70 +0,0 @@
-/* @author Mik Kersten */
-
-// WTI sample broke with API updates in 1.1.1
-// START-BROKEN-SAMPLE api-ajde-modelWalker Walk model to collect join point information for advised methods and constructors
-package org.aspectj.samples;
-
-import java.util.*;
-import org.aspectj.tools.ajc.Main;
-
-
-import org.aspectj.asm.*;
-
-/**
- * Collects join point information for all advised methods and constructors.  
- * 
- * @author Mik Kersten
- */
-public class JoinPointCollector extends Main {
-
-    /**
-     * @param args
-     */
-    public static void main(String[] args) {
-        String[] newArgs = new String[args.length +1];
-        newArgs[0] = "-emacssym";
-        for (int i = 0; i < args.length; i++) {
-            newArgs[i+1] = args[i]; 
-        }
-        new JoinPointCollector().runMain(newArgs, false);
-    }
- 
-    public void runMain(String[] args, boolean useSystemExit) {
-        super.runMain(args, useSystemExit);
-        
-        ModelWalker walker = new ModelWalker() {
-            public void preProcess(StructureNode node) {
-                ProgramElementNode p = (ProgramElementNode)node;
-                
-                // first check if it is a method or constructor
-                if (p.getProgramElementKind().equals(ProgramElementNode.Kind.METHOD)) {
-
-                    // now check if it is advsied
-                    for (Iterator it = p.getRelations().iterator(); it.hasNext(); ) {
-                    
-                        RelationNode relationNode = (RelationNode)it.next();
-                        Relation relation = relationNode.getRelation();
-                        if (relation == AdviceAssociation.METHOD_RELATION) {
-                            System.out.println("method: " + p.toString() + ", advised by: " + relationNode.getChildren());
-                        } 
-                    }
-                }
-                    
-                // code around the fact that constructor advice relationship is on the type
-                if (p.getProgramElementKind().equals(ProgramElementNode.Kind.CONSTRUCTOR)) {
-                    for (Iterator it = ((ProgramElementNode)p.getParent()).getRelations().iterator(); it.hasNext(); ) {
-                        RelationNode relationNode = (RelationNode)it.next();
-                        Relation relation = relationNode.getRelation();
-                        if (relation == AdviceAssociation.CONSTRUCTOR_RELATION) {
-                            System.out.println("constructor: " + p.toString() + ", advised by: " + relationNode.getChildren());
-                        } 
-                    }
-                }
-            }
-        };
-
-        StructureModelManager.getDefault().getStructureModel().getRoot().walk(walker);
-    }
-}
-//END-BROKEN-SAMPLE api-ajde-modelWalker 
-