Example usage for org.eclipse.jdt.internal.core IJavaElementRequestor acceptPackageFragment

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core IJavaElementRequestor acceptPackageFragment.

Prototype

public void acceptPackageFragment(IPackageFragment packageFragment);

Source Link

Usage

From source file:com.codenvy.ide.ext.java.server.internal.core.NameLookup.java

License:Open Source License

/**
 * Notifies the given requestor of all package fragments with the
 * given name. Checks the requestor at regular intervals to see if the
 * requestor has canceled. The domain of
 * the search is bounded by the <code>IJavaProject</code>
 * this <code>NameLookup</code> was obtained from.
 *
 * @param partialMatch//from ww  w. ja v  a 2 s. c  o  m
 *         partial name matches qualify when <code>true</code>;
 *         only exact name matches qualify when <code>false</code>
 */
public void seekPackageFragments(String name, boolean partialMatch, IJavaElementRequestor requestor) {
    /*      if (VERBOSE) {
    Util.verbose(" SEEKING PACKAGE FRAGMENTS");  //$NON-NLS-1$
             Util.verbose(" -> name: " + name);  //$NON-NLS-1$
             Util.verbose(" -> partial match:" + partialMatch);  //$NON-NLS-1$
          }
    */
    if (partialMatch) {
        String[] splittedName = Util.splitOn('.', name, 0, name.length());
        Object[][] keys = this.packageFragments.keyTable;
        for (int i = 0, length = keys.length; i < length; i++) {
            if (requestor.isCanceled())
                return;
            String[] pkgName = (String[]) keys[i];
            if (pkgName != null && Util.startsWithIgnoreCase(pkgName, splittedName, partialMatch)) {
                Object value = this.packageFragments.valueTable[i];
                if (value instanceof PackageFragmentRoot) {
                    PackageFragmentRoot root = (PackageFragmentRoot) value;
                    requestor.acceptPackageFragment(root.getPackageFragment(pkgName));
                } else {
                    IPackageFragmentRoot[] roots = (IPackageFragmentRoot[]) value;
                    for (int j = 0, length2 = roots.length; j < length2; j++) {
                        if (requestor.isCanceled())
                            return;
                        PackageFragmentRoot root = (PackageFragmentRoot) roots[j];
                        requestor.acceptPackageFragment(root.getPackageFragment(pkgName));
                    }
                }
            }
        }
    } else {
        String[] splittedName = Util.splitOn('.', name, 0, name.length());
        int pkgIndex = this.packageFragments.getIndex(splittedName);
        if (pkgIndex != -1) {
            Object value = this.packageFragments.valueTable[pkgIndex];
            // reuse existing String[]
            String[] pkgName = (String[]) this.packageFragments.keyTable[pkgIndex];
            if (value instanceof PackageFragmentRoot) {
                requestor.acceptPackageFragment(((PackageFragmentRoot) value).getPackageFragment(pkgName));
            } else {
                IPackageFragmentRoot[] roots = (IPackageFragmentRoot[]) value;
                if (roots != null) {
                    for (int i = 0, length = roots.length; i < length; i++) {
                        if (requestor.isCanceled())
                            return;
                        PackageFragmentRoot root = (PackageFragmentRoot) roots[i];
                        requestor.acceptPackageFragment(root.getPackageFragment(pkgName));
                    }
                }
            }
        }
    }
}

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