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/*
* Copyright 2004,2005 The Apache Software Foundation.
*
* 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.apache.ws.security.policy.parser.processors;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.ws.policy.PrimitiveAssertion;
import org.apache.ws.security.policy.Constants;
import org.apache.ws.security.policy.WSSPolicyException;
import org.apache.ws.security.policy.model.AlgorithmSuite;
import org.apache.ws.security.policy.model.AlgorithmWrapper;
import org.apache.ws.security.policy.parser.SecurityPolicy;
import org.apache.ws.security.policy.parser.SecurityPolicyToken;
import org.apache.ws.security.policy.parser.SecurityProcessorContext;
/**
* @author Werner Dittmann (werner@apache.org)
*
*/
public class AlgorithmSuiteProcessor {
private Log log = LogFactory.getLog(getClass());
private boolean initializedAlgorithmSuite = false;
/**
* Intialize the AlgorithmSuite complex token.
*
* This method creates a copy of the AlgorithmSuite token and sets the
* handler object to the copy. Then it creates copies of the child tokens
* that are allowed for AlgorithmSuite. These tokens are:
*
* These copies are also initialized with the handler object and then set as
* child tokens of AlgorithmSuite.
*
* <p/> The handler object that must contain the methods
* <code>doAlgorithmSuite</code>.
*
* @param spt
* The token that will hold the child tokens.
* @throws NoSuchMethodException
*/
private void initializeAlgorithmSuite(SecurityPolicyToken spt)
throws NoSuchMethodException {
SecurityPolicyToken tmpSpt;
tmpSpt = SecurityPolicy.basic256.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic192.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic128.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.tripleDes.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic256Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic192Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic128Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.tripleDesRsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic256Sha256.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic192Sha256.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic128Sha256.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.tripleDesSha256.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic256Sha256Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic192Sha256Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.basic128Sha256Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.tripleDesSha256Rsa15.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.inclusiveC14N.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.soapNormalization10.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.strTransform10.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.xPath10.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
tmpSpt = SecurityPolicy.xPathFilter20.copy();
tmpSpt.setProcessTokenMethod(this);
spt.setChildToken(tmpSpt);
}
public Object doAlgorithmSuite(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
SecurityPolicyToken spt = spc.readCurrentSecurityToken();
switch (spc.getAction()) {
case SecurityProcessorContext.START:
if (!initializedAlgorithmSuite) {
try {
initializeAlgorithmSuite(spt);
initializedAlgorithmSuite = true;
} catch (NoSuchMethodException e) {
// TODO Auto-generated catch block
e.printStackTrace();
return new Boolean(false);
}
}
log.debug(spt.getTokenName());
PrimitiveAssertion pa = spc.getAssertion();
String text = pa.getStrValue();
if (text != null) {
text = text.trim();
log.debug("Value: '" + text.toString() + "'");
}
case SecurityProcessorContext.COMMIT:
break;
case SecurityProcessorContext.ABORT:
break;
}
return new Boolean(true);
}
public Object doBasic256(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic192(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic128(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doTripleDes(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic256Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic192Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic128Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doTripleDesRsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic256Sha256(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic192Sha256(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic128Sha256(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doTripleDesSha256(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic256Sha256Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic192Sha256Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doBasic128Sha256Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doTripleDesSha256Rsa15(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
return this.setAlgoGroup(spc);
}
public Object doInclusiveC14N(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
if (spc.getAction() == SecurityProcessorContext.START) {
try {
algoSuite.setC14n(Constants.C14N);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
public Object doSoapNormalization10(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
if (spc.getAction() == SecurityProcessorContext.START) {
try {
algoSuite.setSoapNormalization(Constants.SNT);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
public Object doStrTransform10(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
if (spc.getAction() == SecurityProcessorContext.START) {
try {
algoSuite.setStrTransform(Constants.STRT10);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
public Object doXPath10(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
if (spc.getAction() == SecurityProcessorContext.START) {
try {
algoSuite.setXPath(Constants.XPATH);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
public Object doXPathFilter20(SecurityProcessorContext spc) {
log
.debug("Processing "
+ spc.readCurrentSecurityToken().getTokenName()
+ ": "
+ SecurityProcessorContext.ACTION_NAMES[spc.getAction()]);
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
if (spc.getAction() == SecurityProcessorContext.START) {
try {
algoSuite.setXPath(Constants.XPATH20);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
private Boolean setAlgoGroup(SecurityProcessorContext spc) {
if (spc.getAction() == SecurityProcessorContext.START) {
try {
AlgorithmSuite algoSuite = (AlgorithmSuite) spc
.readCurrentPolicyEngineData();
algoSuite.setAlgorithmSuite(spc.getAssertion().getName()
.getLocalPart());
((AlgorithmWrapper) spc.readPreviousPolicyEngineData())
.setAlgorithmSuite(algoSuite);
} catch (WSSPolicyException e) {
log.error(e.getMessage(), e);
return new Boolean(false);
}
}
return new Boolean(true);
}
}