protected IScanner getScanner(IJavaScriptUnit unit) {
if (unit.equals(fCuCache)) return fScannerCache;
fCuCache = unit;
IJavaScriptProject project = unit.getJavaScriptProject();
String sourceLevel = project.getOption(JavaScriptCore.COMPILER_SOURCE, true);
String complianceLevel = project.getOption(JavaScriptCore.COMPILER_COMPLIANCE, true);
fScannerCache = ToolFactory.createScanner(false, false, false, sourceLevel, complianceLevel);
return fScannerCache;
}
/* (non-Javadoc)
* @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
*/
public boolean test(Object receiver, String method, Object[] args, Object expectedValue) {
if (!(receiver instanceof IJavaScriptElement)) {
return false;
}
IJavaScriptElement res = (IJavaScriptElement) receiver;
if (method.equals(NAME)) {
return Pattern.matches(toString(expectedValue), res.getElementName());
} else if (method.equals(IS_IN_JAVA_PROJECT)) {
IJavaScriptProject javaProject = res.getJavaScriptProject();
return javaProject != null && javaProject.exists() && javaProject.getProject().isOpen();
} else if (method.equals(IS_IN_JAVA_PROJECT_WITH_NATURE)) {
IJavaScriptProject javaProject = res.getJavaScriptProject();
if (javaProject != null && javaProject.exists() && javaProject.getProject().isOpen()) {
if (expectedValue != null) {
try {
return javaProject.getProject().hasNature(toString(expectedValue));
} catch (CoreException e) {
return false;
}
}
}
return false;
} else if (method.equals(IS_ON_CLASSPATH)) {
IJavaScriptProject javaProject = res.getJavaScriptProject();
if (javaProject != null && javaProject.exists()) {
return javaProject.isOnIncludepath(res);
}
return false;
} else if (method.equals(IN_SOURCE_FOLDER)) {
IJavaScriptElement root = res.getAncestor(IJavaScriptElement.PACKAGE_FRAGMENT_ROOT);
if (root != null) {
try {
return ((IPackageFragmentRoot) root).getKind() == IPackageFragmentRoot.K_SOURCE;
} catch (JavaScriptModelException e) {
// ignore
}
}
return false;
} else if (method.equals(IN_ARCHIVE)) {
IJavaScriptElement root = res.getAncestor(IJavaScriptElement.PACKAGE_FRAGMENT_ROOT);
if (root != null) {
return ((IPackageFragmentRoot) root).isArchive();
}
return false;
} else if (method.equals(IN_EXTERNAL_ARCHIVE)) {
IJavaScriptElement root = res.getAncestor(IJavaScriptElement.PACKAGE_FRAGMENT_ROOT);
if (root != null) {
return ((IPackageFragmentRoot) root).isExternal();
}
return false;
} else if (method.equals(PROJECT_OPTION)) {
IJavaScriptProject project = res.getJavaScriptProject();
if (project != null) {
if (args.length == 2) {
String current = project.getOption(toString(args[0]), true);
return current != null && current.equals(args[1]);
} else if (args.length == 1) {
return project.getOption(toString(args[0]), false) != null;
}
}
return false;
} else if (method.equals(HAS_TYPE_ON_CLASSPATH)) {
IJavaScriptProject javaProject = res.getJavaScriptProject();
if (javaProject != null && javaProject.exists()) {
try {
return javaProject.findType(toString(expectedValue)) != null;
} catch (JavaScriptModelException e) {
return false;
}
}
}
return false;
}