Where will I find the source for AJDT?

AJDT source is held in the Eclipse CVS repository under /cvsroot/tools, see the root of the AJDT source tree online. AJDT is organized in subdirectories under org.eclipse.ajdt. The main source tree is in the “AJDT_src” subdirectory. The source code for AJDT 1.4 for Eclipse 3.2 is contained in the "ajdt1_4" branch. Here is a description of the various AJDT plug-ins:

Plug-ins under “AJDT_src” Description
org.aspectj.ajde The AspectJ compiler and related classes
org.aspectj.runtime The AspectJ runtime classes
org.aspectj.weaver The AspectJ weaver
org.eclipse.ajdt.core Non-UI parts of AJDT
org.eclipse.ajdt.core.tests AJDT Core tests
org.eclipse.ajdt.examples AspectJ examples plug-in
org.eclipse.ajdt.source Source code for AJDT plug-ins - only populated by the build process
org.eclipse.ajdt.ui.tests AJDT UI Tests
org.eclipse.ajdt.tests.performance AJDT performance tests (in progress - not currently used)
org.eclipse.ajdt.ui The AJDT UI plug-in
org.eclipse.aspectj The AspectJ feature
org.eclipse.aspectj.feature The "feature" plug-in
org.eclipse.contribution.visualiser The Visualiser plug-in
org.eclipse.contribution.visualiser.tests Visualiser tests
org.eclipse.contribution.xref.core The Cross References plug-in (non-UI)
org.eclipse.contribution.xref.core.tests Tests for the above
org.eclipse.contribution.xref.ui The Cross References UI plug-in
org.eclipse.contribution.xref.ui.tests Tests for the above
UpdateSite Plug-in used to build an update site