Java SelectorModule类代码示例

import com.sun.xacml.finder.impl.SelectorModule; //导入依赖的package包/类
/**
     * Create a basic PDPConfig object from a set of PolicyFinderModule
     *
     * @param policyModules
     * @return
     */
    private PDPConfig createPDPConfig(
            Set<PolicyFinderModule> policyModules) {
        AttributeFinder attributeFinder = new AttributeFinder();

        List<AttributeFinderModule> attrModules = new ArrayList<AttributeFinderModule>();
        attrModules.add(new CurrentEnvModule());
        attrModules.add(new SelectorModule());
        attributeFinder.setModules(attrModules);

        PolicyFinder policyFinder = new PolicyFinder();
        policyFinder.setModules(policyModules);

//		ResourceFinder resourceFinder = new ResourceFinder();

//		return new PDPConfig(attributeFinder, policyFinder, resourceFinder);
        // do not use attribute finder for performance evaluation
        return new PDPConfig(null, policyFinder, null);
    }
 

import com.sun.xacml.finder.impl.SelectorModule; //导入依赖的package包/类
/**
 * Constructor that takes an array of filenames and URLs, each of which
 * points to an XACML policy, and sets up a <code>PDP</code> with access
 * to these policies only. These policies may be accessed based on
 * context matching or by reference (based on their policy identifiers).
 * The <code>PDP</code> is also setup to support dynamic URL references.
 *
 * @param policies an arry of filenames and URLs that specify policies
 * 
 * @throws Exception 
 */
public SimplePDP(String [] policies) throws Exception {
    // Create the two static modules with the given policies so that
    // we have context-based and reference-based access to all the
    // policies provided on the command-line
    List<String> policyList = Arrays.asList(policies);
    StaticPolicyFinderModule staticModule =
        new StaticPolicyFinderModule(PermitOverridesPolicyAlg.algId,
                                     policyList);
    StaticRefPolicyFinderModule staticRefModule =
        new StaticRefPolicyFinderModule(policyList);

    // also create a module that lets us get at URL-based policies
    URLPolicyFinderModule urlModule = new URLPolicyFinderModule();

    // next, setup the PolicyFinder that this PDP will use
    PolicyFinder policyFinder = new PolicyFinder();
    Set<PolicyFinderModule> policyModules = new HashSet<PolicyFinderModule>();
    policyModules.add(staticModule);
    policyModules.add(staticRefModule);
    policyModules.add(urlModule);
    policyFinder.setModules(policyModules);

    // now setup attribute finder modules for the current date/time and
    // AttributeSelectors (selectors are optional, but this project does
    // support a basic implementation)
    CurrentEnvModule envAttributeModule = new CurrentEnvModule();
    SelectorModule selectorAttributeModule = new SelectorModule();

    // Setup the AttributeFinder just like we setup the PolicyFinder. Note
    // that unlike with the policy finder, the order matters here. See the
    // the javadocs for more details.
    AttributeFinder attributeFinder = new AttributeFinder();
    List<AttributeFinderModule> attributeModules = new ArrayList<AttributeFinderModule>();
    attributeModules.add(envAttributeModule);
    attributeModules.add(selectorAttributeModule);
    attributeFinder.setModules(attributeModules);

    // finally, initialize our pdp
    this.pdp = new PDP(new PDPConfig(attributeFinder, policyFinder, 
                                     null, null));
}
 

import com.sun.xacml.finder.impl.SelectorModule; //导入依赖的package包/类
/**
 * Constructor that takes an array of filenames, each of which contains an
 * XACML policy, and sets up a <code>PDP</code> with access to these
 * policies only. The <code>PDP</code> is configured programatically to
 * have only a few specific modules.
 *
 * @param policyFiles
 *            an arry of filenames that specify policies
 */
public TestPDP(String policyFile) throws Exception {
    // Create a PolicyFinderModule and initialize it...in this case,
    // we're using the sample FilePolicyModule that is pre-configured
    // with a set of policies from the filesystem
    FilePolicyModule filePolicyModule = new FilePolicyModule();
    filePolicyModule.addPolicy(policyFile);

    // next, setup the PolicyFinder that this PDP will use
    PolicyFinder policyFinder = new PolicyFinder();
    Set<PolicyFinderModule> policyModules = new HashSet<PolicyFinderModule>();
    policyModules.add(filePolicyModule);
    policyFinder.setModules(policyModules);

    // now setup attribute finder modules for the current date/time and
    // AttributeSelectors (selectors are optional, but this project does
    // support a basic implementation)
    CurrentEnvModule envAttributeModule = new CurrentEnvModule();
    SelectorModule selectorAttributeModule = new SelectorModule();

    // Setup the AttributeFinder just like we setup the PolicyFinder. Note
    // that unlike with the policy finder, the order matters here. See the
    // the javadocs for more details.
    AttributeFinder attributeFinder = new AttributeFinder();
    List<AttributeFinderModule> attributeModules = new ArrayList<AttributeFinderModule>();
    attributeModules.add(envAttributeModule);
    attributeModules.add(selectorAttributeModule);
    attributeFinder.setModules(attributeModules);

    // Try to load the time-in-range function, which is used by several
    // of the examples...see the documentation for this function to
    // understand why it's provided here instead of in the standard
    // code base.
    // FunctionFactoryProxy proxy =
    // StandardFunctionFactory.getNewFactoryProxy();
    // FunctionFactory factory = proxy.getConditionFactory();
    // factory.addFunction(new TimeInRangeFunction());
    // FunctionFactory.setDefaultFactory(proxy);

    // finally, initialize our pdp
    pdp = new PDP(new PDPConfig(attributeFinder, policyFinder, null));
}