@Override
public Expr inline(final QueryContext qc, final VarScope scp, final Var var, final Expr ex)
throws QueryException {
boolean change = false;
try {
final Expr sub = expr.inline(qc, scp, var, ex);
if (sub != null) {
if (sub.isValue()) return optPre(sub, qc);
expr = sub;
change = true;
}
} catch (final QueryException qe) {
if (!qe.isCatchable()) throw qe;
for (final Catch c : catches) {
if (c.matches(qe)) {
// found a matching clause, inline variable and error message
final Catch nw = c.inline(qc, scp, var, ex);
return optPre((nw == null ? c : nw).asExpr(qe, qc, scp), qc);
}
}
throw qe;
}
for (final Catch c : catches) change |= c.inline(qc, scp, var, ex) != null;
return change ? this : null;
}
@Override
public Value value(final QueryContext qc) throws QueryException {
// don't catch errors from error handlers
try {
return qc.value(expr);
} catch (final QueryException ex) {
if (!ex.isCatchable()) throw ex;
for (final Catch c : catches) if (c.matches(ex)) return c.value(qc, ex);
throw ex;
}
}
/** Test query. Detects malformed namespace hierarchy. */
@Test
@Ignore
public void xuty0004() {
final String query =
"declare variable $input-context external;"
+ "let $source as node()* := ("
+ " <status>on leave</status>,"
+ " <!-- for 6 months -->"
+ " ),"
+ " $target := $input-context/works[1]/employee[1]"
+ "return insert nodes $source into $target";
try (final QueryProcessor qp = new QueryProcessor(query, context)) {
qp.value();
} catch (final QueryException ex) {
assertEquals("XUTY0004", ex.error().code);
}
fail("should throw XUTY0004");
}
@Override
public Expr compile(final QueryContext qc, final VarScope scp) throws QueryException {
try {
super.compile(qc, scp);
if (expr.isValue()) return optPre(expr, qc);
} catch (final QueryException ex) {
if (!ex.isCatchable()) throw ex;
for (final Catch c : catches) {
if (c.matches(ex)) {
// found a matching clause, compile and inline error message
return optPre(c.compile(qc, scp).asExpr(ex, qc, scp), qc);
}
}
throw ex;
}
for (final Catch c : catches) c.compile(qc, scp);
return optimize(qc, scp);
}
/**
* Tests if errors are thrown when some mandatory attributes are missing in a <http:request/>,
* <http:body/> or <http:multipart/>.
*
* @throws IOException I/O Exception
*/
@Test
public void errors() throws IOException {
// Incorrect requests
final List<byte[]> falseReqs = new ArrayList<>();
// Request without method
final byte[] falseReq1 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "href='"
+ REST_ROOT
+ "'/>");
falseReqs.add(falseReq1);
// Request with send-authorization and no credentials
final byte[] falseReq2 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "method='GET' href='"
+ REST_ROOT
+ "' "
+ "send-authorization='true'/>");
falseReqs.add(falseReq2);
// Request with send-authorization and only username
final byte[] falseReq3 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "method='GET' href='"
+ REST_ROOT
+ "' "
+ "send-authorization='true' username='******'/>");
falseReqs.add(falseReq3);
// Request with body that has no media-type
final byte[] falseReq4 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "method='POST' href='"
+ REST_ROOT
+ "'>"
+ "<http:body>"
+ "</http:body>"
+ "</http:request>");
falseReqs.add(falseReq4);
// Request with multipart that has no media-type
final byte[] falseReq5 =
token(
"<http:request method='POST' "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "href='"
+ REST_ROOT
+ "'>"
+ "<http:multipart boundary='xxx'>"
+ "</http:multipart>"
+ "</http:request>");
falseReqs.add(falseReq5);
// Request with multipart with part that has a body without media-type
final byte[] falseReq6 =
token(
"<http:request method='POST' "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "href='"
+ REST_ROOT
+ "'>"
+ "<http:multipart boundary='xxx'>"
+ "<http:header name='hdr1' value-='val1'/>"
+ "<http:body media-type='text/plain'>"
+ "Part1"
+ "</http:body>"
+ "<http:header name='hdr1' value-='val1'/>"
+ "<http:body>"
+ "Part1"
+ "</http:body>"
+ "</http:multipart>"
+ "</http:request>");
falseReqs.add(falseReq6);
// Request with schema different from http
final byte[] falseReq7 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "href='ftp://basex.org'/>");
falseReqs.add(falseReq7);
// Request with content and method which must be empty
final byte[] falseReq8 =
token(
"<http:request "
+ "xmlns:http='http://expath.org/ns/http-client' "
+ "method='DELETE' href='"
+ REST_ROOT
+ "'>"
+ "<http:body media-type='text/plain'>"
+ "</http:body>"
+ "</http:request>");
falseReqs.add(falseReq8);
for (final byte[] falseReq : falseReqs) {
final DBNode dbNode = new DBNode(new IOContent(falseReq));
try {
final HttpRequestParser rp = new HttpRequestParser(null);
rp.parse(dbNode.children().next(), null);
fail("Exception not thrown");
} catch (final QueryException ex) {
assertTrue(ex.getMessage().contains(ErrType.HC.toString()));
}
}
}