org.wso2.balana.VersionConstraints Java Examples

The following examples show how to use org.wso2.balana.VersionConstraints. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SimplePolicyCollection.java    From carbon-identity-framework with Apache License 2.0 6 votes vote down vote up 
@Override
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints) {

    AbstractPolicy policy = policyCollection.get(identifier);

    if (policy != null) {
        // we found a valid version, so see if it's the right kind,
        // and if it is then we return it
        if (type == PolicyReference.POLICY_REFERENCE) {
            if (policy instanceof Policy) {
                return policy;
            }
        } else {
            if (policy instanceof PolicySet) {
                return policy;
            }
        }
    }

    return null;
}
Example #2
Source File: SimplePolicyCollection.java    From carbon-identity with Apache License 2.0 6 votes vote down vote up 
@Override
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints) {

    AbstractPolicy policy = policyCollection.get(identifier);

    if (policy != null) {
        // we found a valid version, so see if it's the right kind,
        // and if it is then we return it
        if (type == PolicyReference.POLICY_REFERENCE) {
            if (policy instanceof Policy)
                return policy;
        } else {
            if (policy instanceof PolicySet)
                return policy;
        }
    }

    return null;
}
Example #3
Source File: FileBasedPolicyFinderModule.java    From balana with Apache License 2.0 6 votes vote down vote up 
@Override
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
                                     PolicyMetaData parentMetaData) {

    AbstractPolicy policy = policies.get(idReference);
    if (policy != null) {
        if (type == PolicyReference.POLICY_REFERENCE) {
            if (policy instanceof Policy) {
                return new PolicyFinderResult(policy);
            }
        } else {
            if (policy instanceof PolicySet) {
                return new PolicyFinderResult(policy);
            }
        }
    }

    // if there was an error loading the policy, return the error
    ArrayList<String> code = new ArrayList<String>();
    code.add(Status.STATUS_PROCESSING_ERROR);
    Status status = new Status(code,
            "couldn't load referenced policy");
    return new PolicyFinderResult(status);
}
Example #4
Source File: PAPPolicyFinder.java    From carbon-identity-framework with Apache License 2.0 5 votes vote down vote up 
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
                                     PolicyMetaData parentMetaData) {

    // clear all current policies
    policies.getPolicies().clear();

    AbstractPolicy policy = null;

    try {
        AbstractPolicy policyFromStore = policyReader.readPolicy(idReference.toString(),
                this.policyFinder);

        if (policyFromStore != null) {
            if (type == PolicyReference.POLICY_REFERENCE) {
                if (policyFromStore instanceof Policy) {
                    policy = policyFromStore;
                    policies.addPolicy(policy);
                }
            } else {
                if (policyFromStore instanceof PolicySet) {
                    policy = policyFromStore;
                    policies.addPolicy(policy);
                }
            }
        }
    } catch (EntitlementException e) {
        // ignore and just log the error.
        log.error(e);
    }

    if (policy == null) {
        return new PolicyFinderResult();
    } else {
        return new PolicyFinderResult(policy);
    }
}
Example #5
Source File: DefaultPolicyCollection.java    From carbon-identity-framework with Apache License 2.0 5 votes vote down vote up 
/**
 * Attempts to retrieve a policy based on the given identifier and other constraints. If there
 * are multiple versions of the identified policy that meet the version constraints, then the
 * most recent version is returned.
 *
 * @param identifier
 * @param type
 * @param constraints
 * @return
 */
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints) {

    TreeSet<AbstractPolicy> set = policies.get(identifier.toString());

    // if we don't know about this identifier then there's nothing to do
    if (set == null)
        return null;

    // walk through the set starting with the most recent version, looking
    // for a match until we exhaust all known versions
    Iterator<AbstractPolicy> it = set.iterator();
    while (it.hasNext()) {
        AbstractPolicy policy = (AbstractPolicy) (it.next());
        if (constraints.meetsConstraint(policy.getVersion())) {
            // we found a valid version, so see if it's the right kind,
            // and if it is then we return it
            if (type == PolicyReference.POLICY_REFERENCE) {
                if (policy instanceof Policy)
                    return policy;
            } else {
                if (policy instanceof PolicySet)
                    return policy;
            }
        }
    }

    // we didn't find a match
    return null;
}
Example #6
Source File: CarbonPolicyFinder.java    From carbon-identity-framework with Apache License 2.0 5 votes vote down vote up 
@Override
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
                                     PolicyMetaData parentMetaData) {

    AbstractPolicy policy = policyReferenceCache.get(idReference);

    if (policy == null) {
        if (this.finderModules != null) {
            for (PolicyFinderModule finderModule : this.finderModules) {
                String policyString = finderModule.getReferencedPolicy(idReference.toString());
                if (policyString != null) {
                    policy = policyReader.getPolicy(policyString);
                    if (policy != null) {
                        policyReferenceCache.put(idReference, policy);
                        break;
                    }
                }
            }
        }
    }

    if (policy != null) {
        // we found a valid version, so see if it's the right kind,
        // and if it is then we return it
        if (type == PolicyReference.POLICY_REFERENCE) {
            if (policy instanceof Policy) {
                return new PolicyFinderResult(policy);
            }
        } else {
            if (policy instanceof PolicySet) {
                return new PolicyFinderResult(policy);
            }
        }
    }

    return new PolicyFinderResult();
}
Example #7
Source File: PAPPolicyFinder.java    From carbon-identity with Apache License 2.0 5 votes vote down vote up 
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
                                     PolicyMetaData parentMetaData) {

    // clear all current policies
    policies.getPolicies().clear();

    AbstractPolicy policy = null;

    try {
        AbstractPolicy policyFromStore = policyReader.readPolicy(idReference.toString(),
                this.policyFinder);

        if (policyFromStore != null) {
            if (type == PolicyReference.POLICY_REFERENCE) {
                if (policyFromStore instanceof Policy) {
                    policy = policyFromStore;
                    policies.addPolicy(policy);
                }
            } else {
                if (policyFromStore instanceof PolicySet) {
                    policy = policyFromStore;
                    policies.addPolicy(policy);
                }
            }
        }
    } catch (EntitlementException e) {
        // ignore and just log the error.
        log.error(e);
    }

    if (policy == null) {
        return new PolicyFinderResult();
    } else {
        return new PolicyFinderResult(policy);
    }
}
Example #8
Source File: DefaultPolicyCollection.java    From carbon-identity with Apache License 2.0 5 votes vote down vote up 
/**
 * Attempts to retrieve a policy based on the given identifier and other constraints. If there
 * are multiple versions of the identified policy that meet the version constraints, then the
 * most recent version is returned.
 *
 * @param identifier
 * @param type
 * @param constraints
 * @return
 */
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints) {

    TreeSet<AbstractPolicy> set = policies.get(identifier.toString());

    // if we don't know about this identifier then there's nothing to do
    if (set == null)
        return null;

    // walk through the set starting with the most recent version, looking
    // for a match until we exhaust all known versions
    Iterator<AbstractPolicy> it = set.iterator();
    while (it.hasNext()) {
        AbstractPolicy policy = (AbstractPolicy) (it.next());
        if (constraints.meetsConstraint(policy.getVersion())) {
            // we found a valid version, so see if it's the right kind,
            // and if it is then we return it
            if (type == PolicyReference.POLICY_REFERENCE) {
                if (policy instanceof Policy)
                    return policy;
            } else {
                if (policy instanceof PolicySet)
                    return policy;
            }
        }
    }

    // we didn't find a match
    return null;
}
Example #9
Source File: CarbonPolicyFinder.java    From carbon-identity with Apache License 2.0 5 votes vote down vote up 
@Override
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
                                     PolicyMetaData parentMetaData) {

    AbstractPolicy policy = policyReferenceCache.get(idReference);

    if (policy == null) {
        if (this.finderModules != null) {
            for (PolicyFinderModule finderModule : this.finderModules) {
                String policyString = finderModule.getReferencedPolicy(idReference.toString());
                if (policyString != null) {
                    policy = policyReader.getPolicy(policyString);
                    if (policy != null) {
                        policyReferenceCache.put(idReference, policy);
                        break;
                    }
                }
            }
        }
    }

    if (policy != null) {
        // we found a valid version, so see if it's the right kind,
        // and if it is then we return it
        if (type == PolicyReference.POLICY_REFERENCE) {
            if (policy instanceof Policy) {
                return new PolicyFinderResult(policy);
            }
        } else {
            if (policy instanceof PolicySet) {
                return new PolicyFinderResult(policy);
            }
        }
    }

    return new PolicyFinderResult();
}
Example #10
Source File: PolicyCollection.java    From carbon-identity-framework with Apache License 2.0 2 votes vote down vote up 
/**
 * returns policy by identifier type and version
 *
 * @param identifier  policy identifier
 * @param type        policy type whether policy or policy set
 * @param constraints policy version constraints
 * @return policy as AbstractPolicy object of Balana
 */
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints);
Example #11
Source File: PolicyCollection.java    From carbon-identity with Apache License 2.0 2 votes vote down vote up 
/**
 * returns policy by identifier type and version
 *
 * @param identifier  policy identifier
 * @param type        policy type whether policy or policy set
 * @param constraints policy version constraints
 * @return policy as AbstractPolicy object of Balana
 */
public AbstractPolicy getPolicy(URI identifier, int type, VersionConstraints constraints);
Example #12
Source File: PolicyFinderModule.java    From balana with Apache License 2.0 2 votes vote down vote up 
/**
 * Tries to find one and only one matching policy given the idReference If more than one policy
 * is found, this is an error and must be reported as such. If no policies are found, then an
 * empty result must be returned. By default this method returns an empty result. This method
 * should never return null.
 * 
 * @param idReference an identifier specifying some policy
 * @param type type of reference (policy or policySet) as identified by the fields in
 *            <code>PolicyReference</code>
 * @param constraints any optional constraints on the version of the referenced policy (this
 *            will never be null, but it may impose no constraints, and in fact will never
 *            impose constraints when used from a pre-2.0 XACML policy)
 * @param parentMetaData the meta-data from the parent policy, which provides XACML version,
 *            factories, etc.
 * 
 * @return the result of looking for a matching policy
 */
public PolicyFinderResult findPolicy(URI idReference, int type, VersionConstraints constraints,
        PolicyMetaData parentMetaData) {
    return new PolicyFinderResult();
}