protected boolean findAffectedSourceFiles(
IResourceDelta delta, ClasspathLocation[] classFoldersAndJars, IProject prereqProject) {
for (int i = 0, l = classFoldersAndJars.length; i < l; i++) {
ClasspathLocation bLocation = classFoldersAndJars[i];
// either a .class file folder or a zip/jar file
if (bLocation != null) { // skip unchanged output folder
IPath p = bLocation.getProjectRelativePath();
if (p != null) {
IResourceDelta binaryDelta = delta.findMember(p);
if (binaryDelta != null) {
if (bLocation instanceof ClasspathJar) {
if (JavaBuilder.DEBUG)
System.out.println(
"ABORTING incremental build... found delta to jar/zip file"); //$NON-NLS-1$
return false; // do full build since jar file was changed (added/removed were caught
// as classpath change)
}
if (binaryDelta.getKind() == IResourceDelta.ADDED
|| binaryDelta.getKind() == IResourceDelta.REMOVED) {
if (JavaBuilder.DEBUG)
System.out.println(
"ABORTING incremental build... found added/removed binary folder"); //$NON-NLS-1$
return false; // added/removed binary folder should not make it here (classpath
// change), but handle anyways
}
int segmentCount = binaryDelta.getFullPath().segmentCount();
IResourceDelta[] children =
binaryDelta.getAffectedChildren(); // .class files from class folder
StringSet structurallyChangedTypes = null;
if (bLocation.isOutputFolder())
structurallyChangedTypes =
this.newState.getStructurallyChangedTypes(
this.javaBuilder.getLastState(prereqProject));
for (int j = 0, m = children.length; j < m; j++)
findAffectedSourceFiles(children[j], segmentCount, structurallyChangedTypes);
this.notifier.checkCancel();
}
}
}
}
return true;
}
private boolean hasStructuralDelta() {
// handle case when currentProject has only .class file folders and/or jar files... no
// source/output folders
IResourceDelta delta = getDelta(this.currentProject);
if (delta != null && delta.getKind() != IResourceDelta.NO_CHANGE) {
ClasspathLocation[] classFoldersAndJars =
(ClasspathLocation[]) this.binaryLocationsPerProject.get(this.currentProject);
if (classFoldersAndJars != null) {
for (int i = 0, l = classFoldersAndJars.length; i < l; i++) {
ClasspathLocation classFolderOrJar =
classFoldersAndJars[i]; // either a .class file folder or a zip/jar file
if (classFolderOrJar != null) {
IPath p = classFolderOrJar.getProjectRelativePath();
if (p != null) {
IResourceDelta binaryDelta = delta.findMember(p);
if (binaryDelta != null && binaryDelta.getKind() != IResourceDelta.NO_CHANGE)
return true;
}
}
}
}
}
return false;
}