How to use

isAbsolute

method

in

org.eclipse.core.runtime.IPath

public static void verifyRelative(IPath archiveRelativePath) {
  if (archiveRelativePath.isAbsolute() && !archiveRelativePath.equals(IArchive.EMPTY_MODEL_PATH)) {
    throw new RuntimeException(archiveRelativePath + " must be relative."); //$NON-NLS-1$
  }
}

public static String makeRelative(String original, String rootPath) {
  IPath path = new Path(original);
  // ensure we have an absolute path to start with
  if (!path.isAbsolute())
    return original;
  //Returns the original string if no relativization has been done
  String result = makeRelative(path, new Path(rootPath));
  return path.toOSString().equals(result) ? original : result;
}

public static String makeRelative(String original, String rootPath) {
  IPath path = new Path(original);
  // ensure we have an absolute path to start with
  if (!path.isAbsolute())
    return original;
  //Returns the original string if no relativization has been done
  IPath result = path.makeRelativeTo(new Path(rootPath));
  return path.equals(result) ? original : result.toString();
}

public static String makeRelative(String original, String rootPath) {
  IPath path = new Path(original);
  // ensure we have an absolute path to start with
  if (!path.isAbsolute())
    return original;
  //Returns the original string if no relativization has been done
  IPath result = path.makeRelativeTo(new Path(rootPath));
  return path.equals(result) ? original : result.toString();
}

private static File relativePathToProjectRoot(IPath projectPath, String path) {
  IPath pathToRoot = new Path(path);
  IPath absolutePathToRoot = pathToRoot.isAbsolute() ? pathToRoot : RelativePathUtils.getAbsolutePath(projectPath, pathToRoot);
  return canonicalize(absolutePathToRoot.toFile());
}

/**
 * @see IPathVariableManager#validateValue(IPath)
 */
@Override
public IStatus validateValue(IPath value) {
  if (value != null && (!value.isValidPath(value.toString()) || !value.isAbsolute())) {
    String message = Messages.pathvar_invalidValue;
    return new ResourceStatus(IResourceStatus.INVALID_VALUE, null, message);
  }
  return Status.OK_STATUS;
}

public static String makeAbsolute(String original, String rootPath) {
  IPath path = new Path(original);
  // ensure we have a relative path to start with
  if (path.isAbsolute())
    return original;
  IPath root = new Path(rootPath);
  return root.addTrailingSeparator().append(original.replace(':', '}')).toOSString().replace('}', ':');
}

/**
 * @see IPathVariableManager#validateValue(IPath)
 */
@Override
public IStatus validateValue(IPath value) {
  if (value != null && (!value.isValidPath(value.toString()) || !value.isAbsolute())) {
    String message = Messages.pathvar_invalidValue;
    return new ResourceStatus(IResourceStatus.INVALID_VALUE, null, message);
  }
  return Status.OK_STATUS;
}

public static String makeAbsolute(String original, String rootPath) {
  IPath path = new Path(original);
  // ensure we have a relative path to start with
  if (path.isAbsolute())
    return original;
  IPath root = new Path(rootPath);
  return root.addTrailingSeparator().append(original.replace(':', '}')).toOSString().replace('}', ':');
}

public static IPath handleToResourcePath(final String project, final String handle) {
  final IPath path= Path.fromPortableString(handle);
  if (project != null && project.length() > 0 && !path.isAbsolute())
    return new Path(project).append(path).makeAbsolute();
  return path;
}

public static IPath handleToResourcePath(final String project, final String handle) {
  final IPath path= Path.fromPortableString(handle);
  if (project != null && project.length() > 0 && !path.isAbsolute())
    return new Path(project).append(path).makeAbsolute();
  return path;
}

URI toURI(IPath path) {
  if (path.isAbsolute())
    return org.eclipse.core.filesystem.URIUtil.toURI(path);
  try {
    return new URI(null, null, path.toPortableString(), null);
  } catch (URISyntaxException e) {
    return org.eclipse.core.filesystem.URIUtil.toURI(path);
  }
}

public String getComponentName(){
 IResource resource = getResourceFromInitialSelection();
 if (resource!=null) {
  IPath absolutePath = resource.getFullPath();
  if (absolutePath.isAbsolute()) {
   return absolutePath.segment(1);
  }
 }
 return null;
}

protected IPath makePathAbsolute(IPath target) {
  if (target.isAbsolute())
    return target;
  return getParent().getFullPath().append(target);
}

protected IPath makePathAbsolute(IPath target) {
  if (target.isAbsolute())
    return target;
  return getParent().getFullPath().append(target);
}

/**
 * @deprecated use {@link #resolveURI(URI)} instead.
 */
@Override
@Deprecated
public IPath resolvePath(IPath path) {
  if (path == null || path.segmentCount() == 0 || path.isAbsolute() || path.getDevice() != null)
    return path;
  URI value = resolveURI(URIUtil.toURI(path));
  return value == null ? path : URIUtil.toPath(value);
}

/**
 * @see org.eclipse.core.resources.IPathVariableManager#resolvePath(IPath)
 */
@Deprecated
@Override
public IPath resolvePath(IPath path) {
  if (path == null || path.segmentCount() == 0 || path.isAbsolute() || path.getDevice() != null)
    return path;
  IPath value = getValue(path.segment(0));
  return value == null ? path : value.append(path.removeFirstSegments(1));
}

/**
 * @see org.eclipse.core.resources.IPathVariableManager#resolvePath(IPath)
 */
@Deprecated
@Override
public IPath resolvePath(IPath path) {
  if (path == null || path.segmentCount() == 0 || path.isAbsolute() || path.getDevice() != null)
    return path;
  IPath value = getValue(path.segment(0));
  return value == null ? path : value.append(path.removeFirstSegments(1));
}

  public void setLinkLocation(IPath location, int updateFlags, IProgressMonitor monitor) throws CoreException {
    if (location.isAbsolute()) {
      setLinkLocation(URIUtil.toURI(location.toPortableString()), updateFlags, monitor);
    } else {
      try {
        setLinkLocation(new URI(null, null, location.toPortableString(), null), updateFlags, monitor);
      } catch (URISyntaxException e) {
        setLinkLocation(URIUtil.toURI(location.toPortableString()), updateFlags, monitor);
      }
    }
  }
}

  public void setLinkLocation(IPath location, int updateFlags, IProgressMonitor monitor) throws CoreException {
    if (location.isAbsolute()) {
      setLinkLocation(URIUtil.toURI(location.toPortableString()), updateFlags, monitor);
    } else {
      try {
        setLinkLocation(new URI(null, null, location.toPortableString(), null), updateFlags, monitor);
      } catch (URISyntaxException e) {
        setLinkLocation(URIUtil.toURI(location.toPortableString()), updateFlags, monitor);
      }
    }
  }
}