@Override
public boolean handleRequest(
HttpServletRequest request, HttpServletResponse response, IFileStore dir)
throws ServletException {
try {
switch (getMethod(request)) {
case GET:
return handleGet(request, response, dir);
case PUT:
return handlePut(request, response, dir);
case POST:
return handlePost(request, response, dir);
case DELETE:
return handleDelete(request, response, dir);
}
} catch (JSONException e) {
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR, HttpServletResponse.SC_BAD_REQUEST, "Syntax error in request", e));
} catch (CoreException e) {
// core exception messages are designed for end user consumption, so use message directly
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage(), e));
} catch (Exception e) {
// the exception message is probably not appropriate for end user consumption
LogHelper.log(e);
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"An unknown failure occurred. Consult your server log or contact your system administrator.",
e));
}
return false;
}
/**
* Perform a copy or move as specified by the request.
*
* @return <code>true</code> if the operation was successful, and <code>false</code> otherwise.
*/
private boolean performCopyMove(
HttpServletRequest request,
HttpServletResponse response,
JSONObject requestObject,
IFileStore toCreate,
boolean isCopy,
int options)
throws ServletException, CoreException {
String locationString = requestObject.optString(ProtocolConstants.KEY_LOCATION, null);
if (locationString == null) {
statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_BAD_REQUEST,
"Copy or move request must specify source location",
null));
return false;
}
try {
IFileStore source = resolveSourceLocation(request, locationString);
if (source == null) {
statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_NOT_FOUND,
NLS.bind("Source does not exist: ", locationString),
null));
return false;
}
boolean allowOverwrite = (options & CREATE_NO_OVERWRITE) == 0;
int efsOptions = allowOverwrite ? EFS.OVERWRITE : EFS.NONE;
try {
if (isCopy) source.copy(toCreate, efsOptions, null);
else source.move(toCreate, efsOptions, null);
} catch (CoreException e) {
if (!source.fetchInfo().exists()) {
statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_NOT_FOUND,
NLS.bind("Source does not exist: ", locationString),
e));
return false;
}
if (e.getStatus().getCode() == EFS.ERROR_EXISTS) {
statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_PRECONDITION_FAILED,
"A file or folder with the same name already exists at this location",
null));
return false;
}
// just rethrow if we can't do something more specific
throw e;
}
} catch (URISyntaxException e) {
statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_BAD_REQUEST,
NLS.bind("Bad source location in request: ", locationString),
e));
return false;
}
return true;
}
