Bugzilla Bug 50458

 	Make a full implementation of org.eclipse.jdt.core for use in AJDT
Updated jdtcore jars, and an external builder configured in build
chain to refresh them from the shadows...

org.eclipse.jdt.core/.classpath

@@ -2,5 +2,6 @@
 <classpath>
     <classpathentry exported="true" kind="lib"
         path="jdtcore-for-aspectj.jar" sourcepath="/org.eclipse.jdt.core/jdtcore-for-aspectj-src.zip"/>
+    <classpathentry kind="src" path="/shadows.org.eclipse.jdt.core"/>
     <classpathentry kind="output" path="bin"/>
 </classpath>

org.eclipse.jdt.core/.externalToolBuilders/jdt-core-for-aspectj.jar builder.launch

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
+    <stringAttribute
+        key="org.eclipse.ui.externaltools.ATTR_REFRESH_SCOPE" value="${project}"/>
+    <stringAttribute
+        key="org.eclipse.ui.externaltools.ATTR_RUN_BUILD_KINDS" value="full,incremental,"/>
+    <stringAttribute
+        key="org.eclipse.ui.externaltools.ATTR_WORKING_DIRECTORY" value="${workspace_loc:/shadows.org.eclipse.jdt.core}"/>
+    <stringAttribute key="org.eclipse.ui.externaltools.ATTR_LOCATION" value="${workspace_loc:/shadows.org.eclipse.jdt.core/build.xml}"/>
+    <stringAttribute key="org.eclipse.debug.ui.target_run_perspective" value="perspective_none"/>
+</launchConfiguration>

org.eclipse.jdt.core/.project

@@ -3,6 +3,7 @@
 	<name>org.eclipse.jdt.core</name>
 	<comment></comment>
 	<projects>
+		<project>shadows.org.eclipse.jdt.core</project>
 	</projects>
 	<buildSpec>
 		<buildCommand>
@@ -10,6 +11,17 @@
 			<arguments>
 			</arguments>
 		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.ui.externaltools.ExternalToolBuilder</name>
+			<arguments>
+				<dictionary>
+					<key>LaunchConfigHandle</key>
+					<value>&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;
+&lt;launchConfiguration local=&quot;false&quot; path=&quot;/org.eclipse.jdt.core/.externalToolBuilders/jdt-core-for-aspectj.jar builder.launch&quot;/&gt;
+</value>
+				</dictionary>
+			</arguments>
+		</buildCommand>
 	</buildSpec>
 	<natures>
 		<nature>org.eclipse.jdt.core.javanature</nature>