From 68e346c52831d8d98263ee5e2e197ee1f868a76e Mon Sep 17 00:00:00 2001
From: acolyer <acolyer>
Date: Fri, 19 Mar 2004 12:28:19 +0000
Subject: [PATCH] Improvements to incremental compilation of binary source to:
 1) Add dependents of changed binary source files 2) Only add changed binary
 source files in the first compile-loop iteration.

---
 .../internal/core/builder/AjBuildManager.java |  8 ++---
 .../ajdt/internal/core/builder/AjState.java   | 31 +++++++++++--------
 2 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java b/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
index 65dad3eff..0b93dc564 100644
--- a/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
+++ b/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
@@ -156,7 +156,7 @@ public class AjBuildManager implements IOutputClassFileNameProvider,IBinarySourc
                     bcelWorld.setModel(AsmManager.getDefault().getHierarchy());
                     // in incremental build, only get updated model?
                 }
-                binarySourcesForTheNextCompile = state.getBinaryFilesToCompile();
+                binarySourcesForTheNextCompile = state.getBinaryFilesToCompile(true);
                 performCompilation(buildConfig.getFiles());
                 if (handler.hasErrors()) {
                     return false;
@@ -167,17 +167,17 @@ public class AjBuildManager implements IOutputClassFileNameProvider,IBinarySourc
 //                    bcelWorld.setModel(StructureModelManager.INSTANCE.getStructureModel());
 //                }
                 // System.err.println("XXXX start inc ");
+                binarySourcesForTheNextCompile = state.getBinaryFilesToCompile(true);
                 List files = state.getFilesToCompile(true);
-                binarySourcesForTheNextCompile = state.getBinaryFilesToCompile();
-                boolean hereWeGoAgain = !(files.isEmpty() && binarySourcesForTheNextCompile.isEmpty());
+                               boolean hereWeGoAgain = !(files.isEmpty() && binarySourcesForTheNextCompile.isEmpty());
                 for (int i = 0; (i < 5) && hereWeGoAgain; i++) {
                     // System.err.println("XXXX inc: " + files);
                     performCompilation(files);
                     if (handler.hasErrors() || (progressListener!=null && progressListener.isCancelledRequested())) {
                         return false;
                     } 
+                    binarySourcesForTheNextCompile = state.getBinaryFilesToCompile(false);
                     files = state.getFilesToCompile(false);
-                    binarySourcesForTheNextCompile = state.getBinaryFilesToCompile();
                     hereWeGoAgain = !(files.isEmpty() && binarySourcesForTheNextCompile.isEmpty());
                 }
                 if (!files.isEmpty()) {
diff --git a/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjState.java b/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjState.java
index 82dfe6263..9c531df4a 100644
--- a/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjState.java
+++ b/org.aspectj.ajdt.core/src/org/aspectj/ajdt/internal/core/builder/AjState.java
@@ -228,25 +228,30 @@ public class AjState {
 		return thisTime;
 	}
 
-	public Map /* String -> List<ucf> */ getBinaryFilesToCompile() {
+	public Map /* String -> List<ucf> */ getBinaryFilesToCompile(boolean firstTime) {
 		if (lastSuccessfulBuildTime == -1 || buildConfig == null) {
 			return binarySourceFiles;
 		}
 		// else incremental...
 		Map toWeave = new HashMap();
-		List addedOrModified = new ArrayList();
-		addedOrModified.addAll(addedBinaryFiles);
-		addedOrModified.addAll(getModifiedBinaryFiles());
-		for (Iterator iter = addedOrModified.iterator(); iter.hasNext();) {
-			AjBuildConfig.BinarySourceFile bsf = (AjBuildConfig.BinarySourceFile) iter.next();
-			UnwovenClassFile ucf = createUnwovenClassFile(bsf);
-			if (ucf == null) continue;
-			List ucfs = new ArrayList();
-			ucfs.add(ucf);
-			binarySourceFiles.put(bsf.binSrc.getPath(),ucfs);
-			toWeave.put(bsf.binSrc.getPath(),ucfs);
+		if (firstTime) {
+			List addedOrModified = new ArrayList();
+			addedOrModified.addAll(addedBinaryFiles);
+			addedOrModified.addAll(getModifiedBinaryFiles());
+			for (Iterator iter = addedOrModified.iterator(); iter.hasNext();) {
+				AjBuildConfig.BinarySourceFile bsf = (AjBuildConfig.BinarySourceFile) iter.next();
+				UnwovenClassFile ucf = createUnwovenClassFile(bsf);
+				if (ucf == null) continue;
+				List ucfs = new ArrayList();
+				ucfs.add(ucf);
+				addDependentsOf(ucf.getClassName());
+				binarySourceFiles.put(bsf.binSrc.getPath(),ucfs);
+				toWeave.put(bsf.binSrc.getPath(),ucfs);
+			}
+			deleteBinaryClassFiles();
+		} else {
+			// return empty set... we've already done our bit.
 		}
-		deleteBinaryClassFiles();
 		return toWeave;
 	}
 	
-- 
2.39.5