private int initializeBuilder(int kind, boolean forBuild) throws CoreException {
// some calls just need the nameEnvironment initialized so skip the rest
this.javaProject = (JavaProject) JavaCore.create(this.currentProject);
this.workspaceRoot = this.currentProject.getWorkspace().getRoot();
if (forBuild) {
// cache the known participants for this project
this.participants =
JavaModelManager.getJavaModelManager()
.compilationParticipants
.getCompilationParticipants(this.javaProject);
if (this.participants != null)
for (int i = 0, l = this.participants.length; i < l; i++)
if (this.participants[i].aboutToBuild(this.javaProject)
== CompilationParticipant.NEEDS_FULL_BUILD) kind = FULL_BUILD;
// Flush the existing external files cache if this is the beginning of a build cycle
String projectName = this.currentProject.getName();
if (builtProjects == null || builtProjects.contains(projectName)) {
builtProjects = new ArrayList();
}
builtProjects.add(projectName);
}
this.binaryLocationsPerProject = new SimpleLookupTable(3);
this.nameEnvironment =
new NameEnvironment(
this.workspaceRoot, this.javaProject, this.binaryLocationsPerProject, this.notifier);
if (forBuild) {
String filterSequence =
this.javaProject.getOption(JavaCore.CORE_JAVA_BUILD_RESOURCE_COPY_FILTER, true);
char[][] filters =
filterSequence != null && filterSequence.length() > 0
? CharOperation.splitAndTrimOn(',', filterSequence.toCharArray())
: null;
if (filters == null) {
this.extraResourceFileFilters = null;
this.extraResourceFolderFilters = null;
} else {
int fileCount = 0, folderCount = 0;
for (int i = 0, l = filters.length; i < l; i++) {
char[] f = filters[i];
if (f.length == 0) continue;
if (f[f.length - 1] == '/') folderCount++;
else fileCount++;
}
this.extraResourceFileFilters = new char[fileCount][];
this.extraResourceFolderFilters = new String[folderCount];
for (int i = 0, l = filters.length; i < l; i++) {
char[] f = filters[i];
if (f.length == 0) continue;
if (f[f.length - 1] == '/')
this.extraResourceFolderFilters[--folderCount] = new String(f, 0, f.length - 1);
else this.extraResourceFileFilters[--fileCount] = f;
}
}
}
return kind;
}
CompilationUnit buildCompilationUnit(BuildContext file) {
IJavaProject javaProject = JavaCore.create(file.getFile().getProject());
ASTParser p = ASTParser.newParser(JavaConstants.AST_LEVEL);
p.setProject(javaProject);
p.setSource(file.getContents());
p.setResolveBindings(true);
p.setKind(ASTParser.K_COMPILATION_UNIT);
p.setUnitName(file.getFile().getName());
return (CompilationUnit) p.createAST(null);
}
private boolean isWorthBuilding() throws CoreException {
boolean abortBuilds =
JavaCore.ABORT.equals(
this.javaProject.getOption(JavaCore.CORE_JAVA_BUILD_INVALID_CLASSPATH, true));
if (!abortBuilds) {
if (DEBUG) System.out.println("JavaBuilder: Ignoring invalid classpath"); // $NON-NLS-1$
return true;
}
// Abort build only if there are classpath errors
if (isClasspathBroken(this.javaProject, true)) {
if (DEBUG)
System.out.println(
"JavaBuilder: Aborted build because project has classpath errors (incomplete or involved in cycle)"); //$NON-NLS-1$
removeProblemsAndTasksFor(this.currentProject); // remove all compilation problems
IMarker marker = this.currentProject.createMarker(IJavaModelMarker.JAVA_MODEL_PROBLEM_MARKER);
marker.setAttributes(
new String[] {
IMarker.MESSAGE, IMarker.SEVERITY, IJavaModelMarker.CATEGORY_ID, IMarker.SOURCE_ID
},
new Object[] {
Messages.build_abortDueToClasspathProblems,
new Integer(IMarker.SEVERITY_ERROR),
new Integer(CategorizedProblem.CAT_BUILDPATH),
JavaBuilder.SOURCE_ID
});
return false;
}
if (JavaCore.WARNING.equals(
this.javaProject.getOption(JavaCore.CORE_INCOMPLETE_CLASSPATH, true))) return true;
// make sure all prereq projects have valid build states... only when aborting builds since
// projects in cycles do not have build states
// except for projects involved in a 'warning' cycle (see below)
IProject[] requiredProjects = getRequiredProjects(false);
for (int i = 0, l = requiredProjects.length; i < l; i++) {
IProject p = requiredProjects[i];
if (getLastState(p) == null) {
// The prereq project has no build state: if this prereq project has a 'warning' cycle
// marker then allow build (see bug id 23357)
JavaProject prereq = (JavaProject) JavaCore.create(p);
if (prereq.hasCycleMarker()
&& JavaCore.WARNING.equals(
this.javaProject.getOption(JavaCore.CORE_CIRCULAR_CLASSPATH, true))) {
if (DEBUG)
System.out.println(
"JavaBuilder: Continued to build even though prereq project "
+ p.getName() // $NON-NLS-1$
+ " was not built since its part of a cycle"); //$NON-NLS-1$
continue;
}
if (!hasJavaBuilder(p)) {
if (DEBUG)
System.out.println(
"JavaBuilder: Continued to build even though prereq project "
+ p.getName() // $NON-NLS-1$
+ " is not built by JavaBuilder"); //$NON-NLS-1$
continue;
}
if (DEBUG)
System.out.println(
"JavaBuilder: Aborted build because prereq project "
+ p.getName() // $NON-NLS-1$
+ " was not built"); //$NON-NLS-1$
removeProblemsAndTasksFor(
this.currentProject); // make this the only problem for this project
IMarker marker =
this.currentProject.createMarker(IJavaModelMarker.JAVA_MODEL_PROBLEM_MARKER);
marker.setAttributes(
new String[] {
IMarker.MESSAGE, IMarker.SEVERITY, IJavaModelMarker.CATEGORY_ID, IMarker.SOURCE_ID
},
new Object[] {
isClasspathBroken(prereq, true)
? Messages.bind(Messages.build_prereqProjectHasClasspathProblems, p.getName())
: Messages.bind(Messages.build_prereqProjectMustBeRebuilt, p.getName()),
new Integer(IMarker.SEVERITY_ERROR),
new Integer(CategorizedProblem.CAT_BUILDPATH),
JavaBuilder.SOURCE_ID
});
return false;
}
}
return true;
}