Example usage for org.eclipse.jdt.core.search IJavaSearchResultCollector IJavaSearchResultCollector

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.search IJavaSearchResultCollector IJavaSearchResultCollector.

Prototype

IJavaSearchResultCollector

Source Link

Usage

From source file:com.iw.plugins.spindle.ui.widgets.TypeChooserWidget.java

License:Mozilla Public License

public void configure(final IJavaProject project, final IRunnableContext context) {
    try {/*from   w w  w  .  j  a va2 s .c  o  m*/
        final boolean baseIsInterface = fHierarchyRoot.isInterface();
        fSearchResults = new ArrayList();
        IRunnableWithProgress runnable = new IRunnableWithProgress() {
            public void run(final IProgressMonitor monitor)
                    throws InvocationTargetException, InterruptedException {
                IJavaSearchScope scope = null;
                try {
                    // we want to rip out the JRE entry as there's no chance of finding a tapestry class there.
                    ArrayList roots = new ArrayList();
                    IClasspathEntry[] classpath = project.getRawClasspath();
                    for (int i = 0; i < classpath.length; i++) {
                        if (classpath[i].getEntryKind() == IClasspathEntry.CPE_CONTAINER) {
                            IPath cpPath = classpath[i].getPath();
                            if (JavaRuntime.JRE_CONTAINER.equals(cpPath.segment(0)))
                                continue;
                        }
                        roots.add(project.findPackageFragmentRoots(classpath[i]));
                    }

                    scope = SearchEngine.createJavaSearchScope(
                            (IJavaElement[]) roots.toArray(new IJavaElement[roots.size()]), true);

                } catch (JavaModelException e1) {
                    scope = SearchEngine.createJavaSearchScope(new IJavaElement[] { project }, true);
                }
                ISearchPattern pattern = SearchEngine.createSearchPattern("*", IJavaSearchConstants.TYPE,
                        IJavaSearchConstants.DECLARATIONS, true);

                SearchEngine engine = new SearchEngine();
                IJavaSearchResultCollector collector = new IJavaSearchResultCollector() {
                    public void aboutToStart() {
                    }

                    public void accept(IResource resource, int start, int end, IJavaElement enclosingElement,
                            int accuracy) throws CoreException {
                        if (accuracy != EXACT_MATCH)
                            return;

                        if (enclosingElement.getElementType() != IJavaElement.TYPE)
                            return;

                        IType type = (IType) enclosingElement;
                        System.out.println(type.getFullyQualifiedName());

                        if (baseIsInterface) {
                            if (!CoreUtils.implementsInterface(type, fHierarchyRoot.getElementName()))
                                return;
                        } else {
                            if (!CoreUtils.extendsType(type, fHierarchyRoot))
                                return;
                        }

                        System.out.println(type.getFullyQualifiedName());

                        fSearchResults.add(type);
                    }

                    public void done() {
                    }

                    public IProgressMonitor getProgressMonitor() {
                        return monitor;
                    }
                };
                try {
                    engine.search(ResourcesPlugin.getWorkspace(), pattern, scope, collector);
                } catch (JavaModelException e) {
                    UIPlugin.log(e);
                }
            }
        };

        context.run(false, true, runnable);
    } catch (InvocationTargetException e) {
        UIPlugin.log(e);
    } catch (InterruptedException e) {
        //do nothing;
    } catch (JavaModelException e) {
        UIPlugin.log(e);
    }
}

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