mirror of
https://github.com/vanitasvitae/Smack.git
synced 2024-09-27 18:19:33 +02:00
84 lines
3 KiB
Java
84 lines
3 KiB
Java
/**
|
|
*
|
|
* Copyright 2017 Florian Schmaus.
|
|
*
|
|
* 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.
|
|
*/
|
|
package org.jivesoftware.smackx.ox;
|
|
|
|
import java.io.IOException;
|
|
|
|
import org.jivesoftware.smackx.ox.element.CryptElement;
|
|
import org.jivesoftware.smackx.ox.element.OpenPgpContentElement;
|
|
import org.jivesoftware.smackx.ox.element.SignElement;
|
|
import org.jivesoftware.smackx.ox.element.SigncryptElement;
|
|
import org.jivesoftware.smackx.ox.provider.OpenPgpContentElementProvider;
|
|
|
|
import org.xmlpull.v1.XmlPullParserException;
|
|
|
|
public class OpenPgpMessage {
|
|
|
|
enum State {
|
|
signcrypt,
|
|
sign,
|
|
crypt,
|
|
;
|
|
}
|
|
|
|
private final String element;
|
|
private final State state;
|
|
|
|
private OpenPgpContentElement openPgpContentElement;
|
|
|
|
public OpenPgpMessage(State state, String content) {
|
|
this.element = content;
|
|
this.state = state;
|
|
}
|
|
|
|
public OpenPgpContentElement getOpenPgpContentElement() throws XmlPullParserException, IOException {
|
|
ensureOpenPgpContentElementSet();
|
|
|
|
return openPgpContentElement;
|
|
}
|
|
|
|
private void ensureOpenPgpContentElementSet() throws XmlPullParserException, IOException {
|
|
if (openPgpContentElement != null)
|
|
return;
|
|
|
|
openPgpContentElement = OpenPgpContentElementProvider.parseOpenPgpContentElement(element);
|
|
switch (state) {
|
|
case signcrypt:
|
|
if (!(openPgpContentElement instanceof SigncryptElement)) {
|
|
throw new IllegalStateException(
|
|
"The used OpenPGP content element does not match the mode used in the raw OpenPGP message. Content element: "
|
|
+ openPgpContentElement.getElementName() + ". Mode: " + state);
|
|
}
|
|
break;
|
|
case sign:
|
|
if (!(openPgpContentElement instanceof SignElement)) {
|
|
throw new IllegalStateException(
|
|
"The used OpenPGP content element does not match the mode used in the raw OpenPGP message. Content element: "
|
|
+ openPgpContentElement.getElementName() + ". Mode: " + state);
|
|
}
|
|
break;
|
|
case crypt:
|
|
if (!(openPgpContentElement instanceof CryptElement)) {
|
|
throw new IllegalStateException(
|
|
"The used OpenPGP content element does not match the mode used in the raw OpenPGP message. Content element: "
|
|
+ openPgpContentElement.getElementName() + ". Mode: " + state);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|