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/*******************************************************************************
* ============LICENSE_START====================================================
* * org.onap.aai
* * ===========================================================================
* * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* * Copyright © 2017 Amdocs
* * ===========================================================================
* * Licensed under the Apache License, Version 2.0 (the "License");
* * you may not use this file except in compliance with the License.
* * You may obtain a copy of the License at
* *
* * http://www.apache.org/licenses/LICENSE-2.0
* *
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS,
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* * See the License for the specific language governing permissions and
* * limitations under the License.
* * ============LICENSE_END====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package com.att.cadi.wsse;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.stream.XMLStreamException;
import com.att.cadi.BasicCred;
/**
* WSSE Parser
*
* Read the User and Password from WSSE Formatted SOAP Messages
*
* This class uses StAX so that processing is stopped as soon as the Security User/Password are read into BasicCred, or the Header Ends
*
* This class is intended to be created once (or very few times) and reused as much as possible.
*
* It is as thread safe as StAX parsing is.
*
*/
public class WSSEParser {
private static final String SOAP_NS = "http://schemas.xmlsoap.org/soap/envelope/";
private static final String WSSE_NS = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd";
private Match<BasicCred> parseTree;
//private XMLInputFactory inputFactory;
public WSSEParser() {
// soap:Envelope/soap:Header/wsse:Security/wsse:UsernameToken/[wsse:Password&wsse:Username]
parseTree = new Match<BasicCred>(SOAP_NS,"root", // need a root level to start from... Doesn't matter what the tag is
new Match<BasicCred>(SOAP_NS,"Envelope",
new Match<BasicCred>(SOAP_NS,"Header",
new Match<BasicCred>(WSSE_NS,"Security",
new Match<BasicCred>(WSSE_NS,"UsernameToken",
new Match<BasicCred>(WSSE_NS,"Password").set(new Action<BasicCred>() {
public boolean content(BasicCred bc,String text) {
bc.setCred(text.getBytes());
return true;
}
}),
new Match<BasicCred>(WSSE_NS,"Username").set(new Action<BasicCred>() {
public boolean content(BasicCred bc,String text) {
bc.setUser(text);
return true;
}
})
).stopAfter() // if found, end when UsernameToken ends (no further processing needed)
)
).stopAfter() // Stop Processing when Header Ends
).exclusive()// Envelope must match Header, and no other. FYI, Body comes after Header short circuits (see above), so it's ok
).exclusive(); // root must be Envelope
//inputFactory = XMLInputFactory.newInstance();
}
public XMLStreamException parse(BasicCred bc, InputStream is) throws IOException {
try {
parseTree.onMatch(bc, new XReader(is));
return null;
} catch (XMLStreamException e) {
return e;
}
}
}
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