From: Scott Cantor <cantor.2@osu.edu>
Date: Thu, 22 Jul 2010 22:25:16 +0000 (+0000)
Subject: Update ctors to use new attribute shortcuts.
X-Git-Tag: 2.4RC1~48
X-Git-Url: http://www.project-moonshot.org/gitweb/?p=shibboleth%2Fcpp-opensaml.git;a=commitdiff_plain;h=16d5976c9821b70d95675983702e0032d8769467

Update ctors to use new attribute shortcuts.
---

diff --git a/saml/binding/impl/ClientCertAuthRule.cpp b/saml/binding/impl/ClientCertAuthRule.cpp
index 33273ec..3db7f53 100644
--- a/saml/binding/impl/ClientCertAuthRule.cpp
+++ b/saml/binding/impl/ClientCertAuthRule.cpp
@@ -64,12 +64,8 @@ namespace opensaml {
     static const XMLCh errorFatal[] = UNICODE_LITERAL_10(e,r,r,o,r,F,a,t,a,l);
 };
 
-ClientCertAuthRule::ClientCertAuthRule(const DOMElement* e) : m_errorFatal(false)
+ClientCertAuthRule::ClientCertAuthRule(const DOMElement* e) : m_errorFatal(XMLHelper::getAttrBool(e, false, errorFatal))
 {
-    if (e) {
-        const XMLCh* flag = e->getAttributeNS(nullptr, errorFatal);
-        m_errorFatal = (flag && (*flag==chLatin_t || *flag==chDigit_1)); 
-    }
 }
 
 bool ClientCertAuthRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
diff --git a/saml/binding/impl/MessageFlowRule.cpp b/saml/binding/impl/MessageFlowRule.cpp
index 0381f1f..123921a 100644
--- a/saml/binding/impl/MessageFlowRule.cpp
+++ b/saml/binding/impl/MessageFlowRule.cpp
@@ -28,6 +28,7 @@
 #include <xmltooling/logging.h>
 #include <xmltooling/XMLToolingConfig.h>
 #include <xmltooling/util/ReplayCache.h>
+#include <xmltooling/util/XMLHelper.h>
 #include <xercesc/util/XMLUniDefs.hpp>
 
 using namespace opensaml;
@@ -62,16 +63,9 @@ static const XMLCh checkReplay[] = UNICODE_LITERAL_11(c,h,e,c,k,R,e,p,l,a,y);
 static const XMLCh expires[] = UNICODE_LITERAL_7(e,x,p,i,r,e,s);
 
 MessageFlowRule::MessageFlowRule(const DOMElement* e)
-    : m_checkReplay(true), m_expires(XMLToolingConfig::getConfig().clock_skew_secs)
+    : m_checkReplay(XMLHelper::getAttrBool(e, true, checkReplay)),
+        m_expires(XMLHelper::getAttrInt(e, XMLToolingConfig::getConfig().clock_skew_secs, expires))
 {
-    if (e) {
-        const XMLCh* attr = e->getAttributeNS(nullptr, checkReplay);
-        if (attr && (*attr==chLatin_f || *attr==chDigit_0))
-            m_checkReplay = false;
-        attr = e->getAttributeNS(nullptr, expires);
-        if (attr)
-            m_expires = XMLString::parseInt(attr);
-    }
 }
 
 bool MessageFlowRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
diff --git a/saml/binding/impl/SimpleSigningRule.cpp b/saml/binding/impl/SimpleSigningRule.cpp
index c4f7f14..4ba76e2 100644
--- a/saml/binding/impl/SimpleSigningRule.cpp
+++ b/saml/binding/impl/SimpleSigningRule.cpp
@@ -89,12 +89,8 @@ bool SimpleSigningRule::appendParameter(string& s, const char* data, const char*
     return true;
 }
 
-SimpleSigningRule::SimpleSigningRule(const DOMElement* e) : m_errorFatal(false)
+SimpleSigningRule::SimpleSigningRule(const DOMElement* e) : m_errorFatal(XMLHelper::getAttrBool(e, false, errorFatal))
 {
-    if (e) {
-        const XMLCh* flag = e->getAttributeNS(nullptr, errorFatal);
-        m_errorFatal = (flag && (*flag==chLatin_t || *flag==chDigit_1)); 
-    }
 }
 
 bool SimpleSigningRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
diff --git a/saml/binding/impl/XMLSigningRule.cpp b/saml/binding/impl/XMLSigningRule.cpp
index f01bc65..7a58207 100644
--- a/saml/binding/impl/XMLSigningRule.cpp
+++ b/saml/binding/impl/XMLSigningRule.cpp
@@ -66,12 +66,8 @@ namespace opensaml {
     static const XMLCh errorFatal[] = UNICODE_LITERAL_10(e,r,r,o,r,F,a,t,a,l);
 };
 
-XMLSigningRule::XMLSigningRule(const DOMElement* e) : m_errorFatal(false)
+XMLSigningRule::XMLSigningRule(const DOMElement* e) : m_errorFatal(XMLHelper::getAttrBool(e, false, errorFatal))
 {
-    if (e) {
-        const XMLCh* flag = e->getAttributeNS(nullptr, errorFatal);
-        m_errorFatal = (flag && (*flag==chLatin_t || *flag==chDigit_1)); 
-    }
 }
 
 bool XMLSigningRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
diff --git a/saml/profile/impl/ConditionsRule.cpp b/saml/profile/impl/ConditionsRule.cpp
index 7f7d84f..bf9b7e5 100644
--- a/saml/profile/impl/ConditionsRule.cpp
+++ b/saml/profile/impl/ConditionsRule.cpp
@@ -88,11 +88,11 @@ ConditionsRule::ConditionsRule(const DOMElement* e) : m_doc(nullptr)
 
     e = XMLHelper::getFirstChildElement(e, Rule);
     while (e) {
-        auto_ptr_char temp(e->getAttributeNS(nullptr, type));
-        if (temp.get() && *temp.get()) {
+        string t = XMLHelper::getAttrString(e, nullptr, type);
+        if (!t.empty()) {
             try {
-                log.info("building SecurityPolicyRule of type %s", temp.get());
-                m_rules.push_back(SAMLConfig::getConfig().SecurityPolicyRuleManager.newPlugin(temp.get(),e));
+                log.info("building SecurityPolicyRule of type %s", t.c_str());
+                m_rules.push_back(SAMLConfig::getConfig().SecurityPolicyRuleManager.newPlugin(t.c_str(), e));
             }
             catch (exception& ex) {
                 log.crit("error building SecurityPolicyRule: %s", ex.what());
diff --git a/saml/saml1/binding/impl/SAML1POSTEncoder.cpp b/saml/saml1/binding/impl/SAML1POSTEncoder.cpp
index 41c4dd5..2803a85 100644
--- a/saml/saml1/binding/impl/SAML1POSTEncoder.cpp
+++ b/saml/saml1/binding/impl/SAML1POSTEncoder.cpp
@@ -81,12 +81,8 @@ namespace opensaml {
 static const XMLCh _template[] = UNICODE_LITERAL_8(t,e,m,p,l,a,t,e);
 
 SAML1POSTEncoder::SAML1POSTEncoder(const DOMElement* e, const XMLCh* ns)
+    : m_template(XMLHelper::getAttrString(e, nullptr, _template, ns))
 {
-    if (e) {
-        auto_ptr_char t(e->getAttributeNS(ns, _template));
-        if (t.get() && *t.get())
-            m_template = t.get();
-    }
     if (m_template.empty())
         throw XMLToolingException("SAML1POSTEncoder requires template XML attribute.");
     XMLToolingConfig::getConfig().getPathResolver()->resolve(m_template, PathResolver::XMLTOOLING_CFG_FILE);
diff --git a/saml/saml1/profile/impl/SAML1BrowserSSORule.cpp b/saml/saml1/profile/impl/SAML1BrowserSSORule.cpp
index 1b1cc4f..2ed9fd4 100644
--- a/saml/saml1/profile/impl/SAML1BrowserSSORule.cpp
+++ b/saml/saml1/profile/impl/SAML1BrowserSSORule.cpp
@@ -38,19 +38,19 @@ namespace opensaml {
         class SAML_DLLLOCAL BrowserSSORule : public opensaml::SecurityPolicyRule
         {
         public:
-            BrowserSSORule(const DOMElement* e) {}
+            BrowserSSORule() {}
+            virtual ~BrowserSSORule() {}
 
-            virtual ~BrowserSSORule() {
-            }
             const char* getType() const {
                 return SAML1BROWSERSSO_POLICY_RULE;
             }
+
             bool evaluate(const XMLObject& message, const GenericRequest* request, opensaml::SecurityPolicy& policy) const;
         };
 
-        opensaml::SecurityPolicyRule* SAML_DLLLOCAL BrowserSSORuleFactory(const DOMElement* const & e)
+        opensaml::SecurityPolicyRule* SAML_DLLLOCAL BrowserSSORuleFactory(const DOMElement* const &)
         {
-            return new BrowserSSORule(e);
+            return new BrowserSSORule();
         }
 
         class SAML_DLLLOCAL _checkMethod : public unary_function<const SubjectStatement*,void>,
diff --git a/saml/saml2/binding/impl/SAML2ArtifactEncoder.cpp b/saml/saml2/binding/impl/SAML2ArtifactEncoder.cpp
index f2e8e9e..d9d91d3 100644
--- a/saml/saml2/binding/impl/SAML2ArtifactEncoder.cpp
+++ b/saml/saml2/binding/impl/SAML2ArtifactEncoder.cpp
@@ -69,7 +69,6 @@ namespace opensaml {
                 ) const;
         
         private:
-            bool m_post;
             string m_template;
         };
 
@@ -83,18 +82,12 @@ namespace opensaml {
     static const XMLCh postArtifact[] = UNICODE_LITERAL_12(p,o,s,t,A,r,t,i,f,a,c,t);
 };
 
-SAML2ArtifactEncoder::SAML2ArtifactEncoder(const DOMElement* e, const XMLCh* ns) : m_post(false)
+SAML2ArtifactEncoder::SAML2ArtifactEncoder(const DOMElement* e, const XMLCh* ns)
 {
-    if (e) {
-        const XMLCh* flag = e->getAttributeNS(ns, postArtifact);
-        m_post = (flag && (*flag==chLatin_t || *flag==chDigit_1));
-        if (m_post) {
-            auto_ptr_char t(e->getAttributeNS(ns, _template));
-            if (t.get() && *t.get()) {
-                m_template = t.get();
-                XMLToolingConfig::getConfig().getPathResolver()->resolve(m_template, PathResolver::XMLTOOLING_CFG_FILE);
-            }
-        }
+    if (XMLHelper::getAttrBool(e, false, postArtifact, ns)) {
+        m_template = XMLHelper::getAttrString(e, nullptr, _template, ns);
+        if (!m_template.empty())
+            XMLToolingConfig::getConfig().getPathResolver()->resolve(m_template, PathResolver::XMLTOOLING_CFG_FILE);
     }
 }
 
diff --git a/saml/saml2/binding/impl/SAML2POSTEncoder.cpp b/saml/saml2/binding/impl/SAML2POSTEncoder.cpp
index d38d8b5..ec32ac2 100644
--- a/saml/saml2/binding/impl/SAML2POSTEncoder.cpp
+++ b/saml/saml2/binding/impl/SAML2POSTEncoder.cpp
@@ -87,13 +87,9 @@ namespace opensaml {
 
 static const XMLCh _template[] = UNICODE_LITERAL_8(t,e,m,p,l,a,t,e);
 
-SAML2POSTEncoder::SAML2POSTEncoder(const DOMElement* e, const XMLCh* ns, bool simple) : m_simple(simple)
+SAML2POSTEncoder::SAML2POSTEncoder(const DOMElement* e, const XMLCh* ns, bool simple)
+    : m_template(XMLHelper::getAttrString(e, nullptr, _template, ns)), m_simple(simple)
 {
-    if (e) {
-        auto_ptr_char t(e->getAttributeNS(ns, _template));
-        if (t.get() && *t.get())
-            m_template = t.get();
-    }
     if (m_template.empty())
         throw XMLToolingException("SAML2POSTEncoder requires template XML attribute.");
     XMLToolingConfig::getConfig().getPathResolver()->resolve(m_template, PathResolver::XMLTOOLING_CFG_FILE);
diff --git a/saml/saml2/metadata/impl/AbstractMetadataProvider.cpp b/saml/saml2/metadata/impl/AbstractMetadataProvider.cpp
index 3c404e1..e7d0cd5 100644
--- a/saml/saml2/metadata/impl/AbstractMetadataProvider.cpp
+++ b/saml/saml2/metadata/impl/AbstractMetadataProvider.cpp
@@ -48,11 +48,11 @@ static const XMLCh type[] =             UNICODE_LITERAL_4(t,y,p,e);
 AbstractMetadataProvider::AbstractMetadataProvider(const DOMElement* e)
     : ObservableMetadataProvider(e), m_resolver(nullptr), m_credentialLock(nullptr)
 {
-    e = e ? XMLHelper::getFirstChildElement(e, _KeyInfoResolver) : nullptr;
+    e = XMLHelper::getFirstChildElement(e, _KeyInfoResolver);
     if (e) {
-        auto_ptr_char t(e->getAttributeNS(nullptr,type));
-        if (t.get())
-            m_resolver = XMLToolingConfig::getConfig().KeyInfoResolverManager.newPlugin(t.get(),e);
+        string t = XMLHelper::getAttrString(e, nullptr, type);
+        if (!t.empty())
+            m_resolver = XMLToolingConfig::getConfig().KeyInfoResolverManager.newPlugin(t.c_str(), e);
         else
             throw UnknownExtensionException("<KeyInfoResolver> element found with no type attribute");
     }
diff --git a/saml/saml2/metadata/impl/ChainingMetadataProvider.cpp b/saml/saml2/metadata/impl/ChainingMetadataProvider.cpp
index f70fa74..617c8e6 100644
--- a/saml/saml2/metadata/impl/ChainingMetadataProvider.cpp
+++ b/saml/saml2/metadata/impl/ChainingMetadataProvider.cpp
@@ -140,13 +140,13 @@ ChainingMetadataProvider::ChainingMetadataProvider(const DOMElement* e)
     if (XMLString::equals(e ? e->getAttributeNS(nullptr, precedence) : nullptr, last))
         m_firstMatch = false;
 
-    e = e ? XMLHelper::getFirstChildElement(e, _MetadataProvider) : nullptr;
+    e = XMLHelper::getFirstChildElement(e, _MetadataProvider);
     while (e) {
-        auto_ptr_char temp(e->getAttributeNS(nullptr, _type));
-        if (temp.get() && *temp.get()) {
+        string t = XMLHelper::getAttrString(e, nullptr, _type);
+        if (!t.empty()) {
             try {
-                m_log.info("building MetadataProvider of type %s", temp.get());
-                auto_ptr<MetadataProvider> provider(SAMLConfig::getConfig().MetadataProviderManager.newPlugin(temp.get(), e));
+                m_log.info("building MetadataProvider of type %s", t.c_str());
+                auto_ptr<MetadataProvider> provider(SAMLConfig::getConfig().MetadataProviderManager.newPlugin(t.c_str(), e));
                 ObservableMetadataProvider* obs = dynamic_cast<ObservableMetadataProvider*>(provider.get());
                 if (obs)
                     obs->addObserver(this);
diff --git a/saml/saml2/metadata/impl/DynamicMetadataProvider.cpp b/saml/saml2/metadata/impl/DynamicMetadataProvider.cpp
index cd476b9..4bf3656 100644
--- a/saml/saml2/metadata/impl/DynamicMetadataProvider.cpp
+++ b/saml/saml2/metadata/impl/DynamicMetadataProvider.cpp
@@ -58,33 +58,13 @@ namespace opensaml {
 };
 
 DynamicMetadataProvider::DynamicMetadataProvider(const DOMElement* e)
-    : AbstractMetadataProvider(e), m_maxCacheDuration(28800), m_lock(RWLock::create()), m_refreshDelayFactor(0.75), m_minCacheDuration(600)
+    : AbstractMetadataProvider(e),
+        m_maxCacheDuration(XMLHelper::getAttrInt(e, 28800, maxCacheDuration)),
+        m_lock(RWLock::create()),
+        m_refreshDelayFactor(0.75),
+        m_minCacheDuration(XMLHelper::getAttrInt(e, 600, minCacheDuration)),
+        m_validate(XMLHelper::getAttrBool(e, false, validate))
 {
-    const XMLCh* flag=e ? e->getAttributeNS(nullptr, validate) : nullptr;
-    m_validate=(XMLString::equals(flag,xmlconstants::XML_TRUE) || XMLString::equals(flag,xmlconstants::XML_ONE));
-
-    flag = e ? e->getAttributeNS(nullptr, minCacheDuration) : nullptr;
-    if (flag && *flag) {
-        m_minCacheDuration = XMLString::parseInt(flag);
-        if (m_minCacheDuration == 0) {
-            Category::getInstance(SAML_LOGCAT".MetadataProvider.Dynamic").error(
-                "invalid minCacheDuration setting, using default"
-                );
-            m_minCacheDuration = 600;
-        }
-    }
-
-    flag = e ? e->getAttributeNS(nullptr, maxCacheDuration) : nullptr;
-    if (flag && *flag) {
-        m_maxCacheDuration = XMLString::parseInt(flag);
-        if (m_maxCacheDuration == 0) {
-            Category::getInstance(SAML_LOGCAT".MetadataProvider.Dynamic").error(
-                "invalid maxCacheDuration setting, using default"
-                );
-            m_maxCacheDuration = 28800;
-        }
-    }
-
     if (m_minCacheDuration > m_maxCacheDuration) {
         Category::getInstance(SAML_LOGCAT".MetadataProvider.Dynamic").error(
             "minCacheDuration setting exceeds maxCacheDuration setting, lowering to match it"
@@ -92,10 +72,10 @@ DynamicMetadataProvider::DynamicMetadataProvider(const DOMElement* e)
         m_minCacheDuration = m_maxCacheDuration;
     }
 
-    flag = e ? e->getAttributeNS(nullptr, refreshDelayFactor) : NULL;
-    if (flag && *flag) {
-        auto_ptr_char delay(flag);
-        m_refreshDelayFactor = atof(delay.get());
+    const XMLCh* delay = e ? e->getAttributeNS(nullptr, refreshDelayFactor) : nullptr;
+    if (delay && *delay) {
+        auto_ptr_char temp(delay);
+        m_refreshDelayFactor = atof(temp.get());
         if (m_refreshDelayFactor <= 0.0 || m_refreshDelayFactor >= 1.0) {
             Category::getInstance(SAML_LOGCAT".MetadataProvider.Dynamic").error(
                 "invalid refreshDelayFactor setting, using default"
diff --git a/saml/saml2/metadata/impl/EntityRoleMetadataFilter.cpp b/saml/saml2/metadata/impl/EntityRoleMetadataFilter.cpp
index 0457339..3497706 100644
--- a/saml/saml2/metadata/impl/EntityRoleMetadataFilter.cpp
+++ b/saml/saml2/metadata/impl/EntityRoleMetadataFilter.cpp
@@ -66,16 +66,10 @@ static const XMLCh removeRolelessEntityDescriptors[] =  UNICODE_LITERAL_31(r,e,m
 static const XMLCh removeEmptyEntitiesDescriptors[] =   UNICODE_LITERAL_30(r,e,m,o,v,e,E,m,p,t,y,E,n,t,i,t,i,e,s,D,e,s,c,r,i,p,t,o,r,s);
 
 EntityRoleMetadataFilter::EntityRoleMetadataFilter(const DOMElement* e)
-    : m_removeRolelessEntityDescriptors(true), m_removeEmptyEntitiesDescriptors(true),
+    : m_removeRolelessEntityDescriptors(XMLHelper::getAttrBool(e, true, removeRolelessEntityDescriptors)),
+        m_removeEmptyEntitiesDescriptors(XMLHelper::getAttrBool(e, true, removeEmptyEntitiesDescriptors)),
         m_idp(false), m_sp(false), m_authn(false), m_attr(false), m_pdp(false), m_authnq(false), m_attrq(false), m_authzq(false)
 {
-    const XMLCh* flag = e ? e->getAttributeNS(nullptr, removeRolelessEntityDescriptors) : nullptr;
-    if (flag && (*flag == chLatin_f || *flag == chDigit_0))
-        m_removeRolelessEntityDescriptors = false;
-    flag = e ? e->getAttributeNS(nullptr, removeEmptyEntitiesDescriptors) : nullptr;
-    if (flag && (*flag == chLatin_f || *flag == chDigit_0))
-        m_removeEmptyEntitiesDescriptors = false;
-
     e = XMLHelper::getFirstChildElement(e, RetainedRole);
     while (e) {
         auto_ptr<xmltooling::QName> q(XMLHelper::getNodeValueAsQName(e));
diff --git a/saml/saml2/metadata/impl/MetadataProvider.cpp b/saml/saml2/metadata/impl/MetadataProvider.cpp
index ae4d758..7942e01 100644
--- a/saml/saml2/metadata/impl/MetadataProvider.cpp
+++ b/saml/saml2/metadata/impl/MetadataProvider.cpp
@@ -85,38 +85,38 @@ MetadataProvider::MetadataProvider(const DOMElement* e)
     NDC ndc("MetadataProvider");
 #endif
     Category& log = Category::getInstance(SAML_LOGCAT".Metadata");
-    SAMLConfig& conf=SAMLConfig::getConfig();
+    SAMLConfig& conf = SAMLConfig::getConfig();
 
     // Locate any default recognized filters and plugins.
     try {
-        DOMElement* child = e ? XMLHelper::getFirstChildElement(e) : nullptr;
+        DOMElement* child = XMLHelper::getFirstChildElement(e);
         while (child) {
-            if (XMLString::equals(child->getLocalName(),_MetadataFilter)) {
-                auto_ptr_char t(child->getAttributeNS(nullptr,type));
-                if (t.get() && *t.get()) {
-                    log.info("building MetadataFilter of type %s", t.get());
-                    m_filters.push_back(conf.MetadataFilterManager.newPlugin(t.get(),child));
+            if (XMLString::equals(child->getLocalName(), _MetadataFilter)) {
+                string t = XMLHelper::getAttrString(child, nullptr, type);
+                if (!t.empty()) {
+                    log.info("building MetadataFilter of type %s", t.c_str());
+                    m_filters.push_back(conf.MetadataFilterManager.newPlugin(t.c_str(), child));
                 }
             }
-            else if (XMLString::equals(child->getLocalName(),SigFilter)) {
+            else if (XMLString::equals(child->getLocalName(), SigFilter)) {
                 log.info("building MetadataFilter of type %s", SIGNATURE_METADATA_FILTER);
-                m_filters.push_back(conf.MetadataFilterManager.newPlugin(SIGNATURE_METADATA_FILTER,child));
+                m_filters.push_back(conf.MetadataFilterManager.newPlugin(SIGNATURE_METADATA_FILTER, child));
             }
-            else if (XMLString::equals(child->getLocalName(),Whitelist)) {
+            else if (XMLString::equals(child->getLocalName(), Whitelist)) {
                 log.info("building MetadataFilter of type %s", WHITELIST_METADATA_FILTER);
-                m_filters.push_back(conf.MetadataFilterManager.newPlugin(WHITELIST_METADATA_FILTER,child));
+                m_filters.push_back(conf.MetadataFilterManager.newPlugin(WHITELIST_METADATA_FILTER, child));
             }
-            else if (XMLString::equals(child->getLocalName(),Blacklist)) {
+            else if (XMLString::equals(child->getLocalName(), Blacklist)) {
                 log.info("building MetadataFilter of type %s", BLACKLIST_METADATA_FILTER);
-                m_filters.push_back(conf.MetadataFilterManager.newPlugin(BLACKLIST_METADATA_FILTER,child));
+                m_filters.push_back(conf.MetadataFilterManager.newPlugin(BLACKLIST_METADATA_FILTER, child));
             }
-            else if (XMLString::equals(child->getLocalName(),Include)) {
+            else if (XMLString::equals(child->getLocalName(), Include)) {
                 log.info("building MetadataFilter of type %s", WHITELIST_METADATA_FILTER);
-                m_filters.push_back(conf.MetadataFilterManager.newPlugin(WHITELIST_METADATA_FILTER,e));
+                m_filters.push_back(conf.MetadataFilterManager.newPlugin(WHITELIST_METADATA_FILTER, e));
             }
-            else if (XMLString::equals(child->getLocalName(),Exclude)) {
+            else if (XMLString::equals(child->getLocalName(), Exclude)) {
                 log.info("building MetadataFilter of type %s", BLACKLIST_METADATA_FILTER);
-                m_filters.push_back(conf.MetadataFilterManager.newPlugin(BLACKLIST_METADATA_FILTER,e));
+                m_filters.push_back(conf.MetadataFilterManager.newPlugin(BLACKLIST_METADATA_FILTER, e));
             }
             child = XMLHelper::getNextSiblingElement(child);
         }
@@ -130,7 +130,7 @@ MetadataProvider::MetadataProvider(const DOMElement* e)
 
 MetadataProvider::~MetadataProvider()
 {
-    for_each(m_filters.begin(),m_filters.end(),xmltooling::cleanup<MetadataFilter>());
+    for_each(m_filters.begin(), m_filters.end(), xmltooling::cleanup<MetadataFilter>());
 }
 
 void MetadataProvider::addMetadataFilter(MetadataFilter* newFilter)
diff --git a/saml/saml2/metadata/impl/RequireValidUntilMetadataFilter.cpp b/saml/saml2/metadata/impl/RequireValidUntilMetadataFilter.cpp
index 4d397f9..e37cad8 100644
--- a/saml/saml2/metadata/impl/RequireValidUntilMetadataFilter.cpp
+++ b/saml/saml2/metadata/impl/RequireValidUntilMetadataFilter.cpp
@@ -58,14 +58,9 @@ namespace opensaml {
 
 static const XMLCh maxValidityInterval[] =  UNICODE_LITERAL_19(m,a,x,V,a,l,i,d,i,t,y,I,n,t,e,r,v,a,l);
 
-RequireValidUntilMetadataFilter::RequireValidUntilMetadataFilter(const DOMElement* e) : m_maxValidityInterval(60 * 60 * 24 * 7)
+RequireValidUntilMetadataFilter::RequireValidUntilMetadataFilter(const DOMElement* e)
+    : m_maxValidityInterval(XMLHelper::getAttrInt(e, 60 * 60 * 24 * 7, maxValidityInterval))
 {
-    const XMLCh* mvi = e ? e->getAttributeNS(nullptr,maxValidityInterval) : nullptr;
-    if (mvi && *mvi) {
-        m_maxValidityInterval = XMLString::parseInt(mvi);
-        if (m_maxValidityInterval == 0)
-            m_maxValidityInterval = 60 * 60 * 24 * 7;
-    }
 }
 
 void RequireValidUntilMetadataFilter::doFilter(XMLObject& xmlObject) const
diff --git a/saml/saml2/metadata/impl/SignatureMetadataFilter.cpp b/saml/saml2/metadata/impl/SignatureMetadataFilter.cpp
index 11fd3e8..2082e4f 100644
--- a/saml/saml2/metadata/impl/SignatureMetadataFilter.cpp
+++ b/saml/saml2/metadata/impl/SignatureMetadataFilter.cpp
@@ -102,36 +102,37 @@ static const XMLCh verifyRoles[] =          UNICODE_LITERAL_11(v,e,r,i,f,y,R,o,l
 static const XMLCh verifyName[] =           UNICODE_LITERAL_10(v,e,r,i,f,y,N,a,m,e);
 
 SignatureMetadataFilter::SignatureMetadataFilter(const DOMElement* e)
-    : m_verifyRoles(false), m_verifyName(true), m_credResolver(nullptr), m_trust(nullptr), m_log(Category::getInstance(SAML_LOGCAT".MetadataFilter.Signature"))
+    : m_verifyRoles(XMLHelper::getAttrBool(e, false, verifyRoles)),
+        m_verifyName(XMLHelper::getAttrBool(e, true, verifyName)),
+        m_credResolver(nullptr), m_trust(nullptr),
+        m_log(Category::getInstance(SAML_LOGCAT".MetadataFilter.Signature"))
 {
-    const XMLCh* flag = e ? e->getAttributeNS(nullptr,verifyRoles) : nullptr;
-    m_verifyRoles = (flag && (*flag == chLatin_t || *flag == chDigit_1));
-
-    flag = e ? e->getAttributeNS(nullptr,verifyName) : nullptr;
-    m_verifyName = !(flag && (*flag == chLatin_f || *flag == chDigit_0));
-
     if (e && e->hasAttributeNS(nullptr,certificate)) {
         // Use a file-based credential resolver rooted here.
-        m_credResolver = XMLToolingConfig::getConfig().CredentialResolverManager.newPlugin(FILESYSTEM_CREDENTIAL_RESOLVER,e);
+        m_credResolver = XMLToolingConfig::getConfig().CredentialResolverManager.newPlugin(FILESYSTEM_CREDENTIAL_RESOLVER, e);
         return;
     }
 
-    DOMElement* sub = e ? XMLHelper::getFirstChildElement(e, _CredentialResolver) : nullptr;
-    auto_ptr_char t(sub ? sub->getAttributeNS(nullptr,type) : nullptr);
-    if (t.get()) {
-        m_credResolver = XMLToolingConfig::getConfig().CredentialResolverManager.newPlugin(t.get(),sub);
-        return;
+    DOMElement* sub = XMLHelper::getFirstChildElement(e, _CredentialResolver);
+    if (sub) {
+        string t = XMLHelper::getAttrString(sub, nullptr, type);
+        if (!t.empty()) {
+            m_credResolver = XMLToolingConfig::getConfig().CredentialResolverManager.newPlugin(t.c_str(), sub);
+            return;
+        }
     }
 
-    sub = e ? XMLHelper::getFirstChildElement(e, _TrustEngine) : nullptr;
-    auto_ptr_char t2(sub ? sub->getAttributeNS(nullptr,type) : nullptr);
-    if (t2.get()) {
-        TrustEngine* trust = XMLToolingConfig::getConfig().TrustEngineManager.newPlugin(t2.get(),sub);
-        if (!(m_trust = dynamic_cast<SignatureTrustEngine*>(trust))) {
-            delete trust;
-            throw MetadataFilterException("TrustEngine-based SignatureMetadataFilter requires a SignatureTrustEngine plugin.");
+    sub = XMLHelper::getFirstChildElement(e, _TrustEngine);
+    if (sub) {
+        string t = XMLHelper::getAttrString(sub, nullptr, type);
+        if (!t.empty()) {
+            TrustEngine* trust = XMLToolingConfig::getConfig().TrustEngineManager.newPlugin(t.c_str(), sub);
+            if (!(m_trust = dynamic_cast<SignatureTrustEngine*>(trust))) {
+                delete trust;
+                throw MetadataFilterException("TrustEngine-based SignatureMetadataFilter requires a SignatureTrustEngine plugin.");
+            }
+            return;
         }
-        return;
     }
 
     throw MetadataFilterException("SignatureMetadataFilter configuration requires <CredentialResolver> or <TrustEngine> element.");
diff --git a/saml/saml2/metadata/impl/XMLMetadataProvider.cpp b/saml/saml2/metadata/impl/XMLMetadataProvider.cpp
index b6fa61b..ff726e9 100644
--- a/saml/saml2/metadata/impl/XMLMetadataProvider.cpp
+++ b/saml/saml2/metadata/impl/XMLMetadataProvider.cpp
@@ -46,9 +46,6 @@ using namespace std;
 namespace opensaml {
     namespace saml2md {
 
-        static const XMLCh minRefreshDelay[] =      UNICODE_LITERAL_15(m,i,n,R,e,f,r,e,s,h,D,e,l,a,y);
-        static const XMLCh refreshDelayFactor[] =   UNICODE_LITERAL_18(r,e,f,r,e,s,h,D,e,l,a,y,F,a,c,t,o,r);
-
         class SAML_DLLLOCAL XMLMetadataProvider : public AbstractMetadataProvider, public ReloadableXMLFile
         {
         public:
@@ -88,6 +85,8 @@ namespace opensaml {
             return new XMLMetadataProvider(e);
         }
 
+        static const XMLCh minRefreshDelay[] =      UNICODE_LITERAL_15(m,i,n,R,e,f,r,e,s,h,D,e,l,a,y);
+        static const XMLCh refreshDelayFactor[] =   UNICODE_LITERAL_18(r,e,f,r,e,s,h,D,e,l,a,y,F,a,c,t,o,r);
     };
 };
 
@@ -97,11 +96,12 @@ namespace opensaml {
 
 XMLMetadataProvider::XMLMetadataProvider(const DOMElement* e)
     : AbstractMetadataProvider(e), ReloadableXMLFile(e, Category::getInstance(SAML_LOGCAT".MetadataProvider.XML"), false),
-        m_object(nullptr), m_refreshDelayFactor(0.75), m_backoffFactor(1), m_minRefreshDelay(600),
+        m_object(nullptr), m_refreshDelayFactor(0.75), m_backoffFactor(1),
+        m_minRefreshDelay(XMLHelper::getAttrInt(e, 600, minRefreshDelay)),
         m_maxRefreshDelay(m_reloadInterval), m_lastValidUntil(SAMLTIME_MAX)
 {
     if (!m_local && m_maxRefreshDelay) {
-        const XMLCh* setting = e ? e->getAttributeNS(nullptr, refreshDelayFactor) : NULL;
+        const XMLCh* setting = e->getAttributeNS(nullptr, refreshDelayFactor);
         if (setting && *setting) {
             auto_ptr_char delay(setting);
             m_refreshDelayFactor = atof(delay.get());
@@ -110,17 +110,10 @@ XMLMetadataProvider::XMLMetadataProvider(const DOMElement* e)
                 m_refreshDelayFactor = 0.75;
             }
         }
-        setting = e ? e->getAttributeNS(nullptr, minRefreshDelay) : NULL;
-        if (setting && *setting) {
-            m_minRefreshDelay = XMLString::parseInt(setting);
-            if (m_minRefreshDelay == 0) {
-                m_log.error("invalid minRefreshDelay setting, using default");
-                m_minRefreshDelay = 600;
-            }
-            else if (m_minRefreshDelay > m_maxRefreshDelay) {
-                m_log.error("minRefreshDelay setting exceeds maxRefreshDelay/refreshInterval setting, lowering to match it");
-                m_minRefreshDelay = m_maxRefreshDelay;
-            }
+
+        if (m_minRefreshDelay > m_maxRefreshDelay) {
+            m_log.error("minRefreshDelay setting exceeds maxRefreshDelay/refreshInterval setting, lowering to match it");
+            m_minRefreshDelay = m_maxRefreshDelay;
         }
     }
 }
diff --git a/saml/saml2/profile/impl/BearerConfirmationRule.cpp b/saml/saml2/profile/impl/BearerConfirmationRule.cpp
index 39a3a80..1126eb1 100644
--- a/saml/saml2/profile/impl/BearerConfirmationRule.cpp
+++ b/saml/saml2/profile/impl/BearerConfirmationRule.cpp
@@ -66,16 +66,12 @@ namespace opensaml {
     };
 };
 
-BearerConfirmationRule::BearerConfirmationRule(const DOMElement* e) : m_validity(true), m_recipient(true), m_correlation(true), m_fatal(true)
+BearerConfirmationRule::BearerConfirmationRule(const DOMElement* e)
+    : m_validity(XMLHelper::getAttrBool(e, true, checkValidity)),
+        m_recipient(XMLHelper::getAttrBool(e, true, checkRecipient)),
+        m_correlation(XMLHelper::getAttrBool(e, true, checkCorrelation)),
+        m_fatal(XMLHelper::getAttrBool(e, true, missingFatal))
 {
-    const XMLCh* flag = e ? e->getAttributeNS(nullptr, checkValidity) : nullptr;
-    m_validity = (!flag || (*flag != chLatin_f && *flag != chDigit_0));
-    flag = e ? e->getAttributeNS(nullptr, checkRecipient) : nullptr;
-    m_recipient = (!flag || (*flag != chLatin_f && *flag != chDigit_0));
-    flag = e ? e->getAttributeNS(nullptr, checkCorrelation) : nullptr;
-    m_correlation = (!flag || (*flag != chLatin_f && *flag != chDigit_0));
-    flag = e ? e->getAttributeNS(nullptr, missingFatal) : nullptr;
-    m_fatal = (!flag || (*flag != chLatin_f && *flag != chDigit_0));
 }
 
 bool BearerConfirmationRule::evaluate(const XMLObject& message, const GenericRequest* request, opensaml::SecurityPolicy& policy) const
diff --git a/saml/saml2/profile/impl/DelegationRestrictionRule.cpp b/saml/saml2/profile/impl/DelegationRestrictionRule.cpp
index ee992a5..27274aa 100644
--- a/saml/saml2/profile/impl/DelegationRestrictionRule.cpp
+++ b/saml/saml2/profile/impl/DelegationRestrictionRule.cpp
@@ -116,19 +116,17 @@ namespace opensaml {
     }
 };
 
-DelegationRestrictionRule::DelegationRestrictionRule(const DOMElement* e) : m_match(MATCH_ANY), m_maxTime(0)
+DelegationRestrictionRule::DelegationRestrictionRule(const DOMElement* e)
+    : m_match(MATCH_ANY), m_maxTime(XMLHelper::getAttrInt(e, 0, maxTimeSinceDelegation))
 {
     if (e) {
-        const XMLCh* m = e->getAttributeNS(nullptr, match);
+        const XMLCh* m = e ? e->getAttributeNS(nullptr, match) : nullptr;
         if (XMLString::equals(m, newest))
             m_match = MATCH_NEWEST;
         else if (XMLString::equals(m, oldest))
             m_match = MATCH_OLDEST;
         else if (m && *m && !XMLString::equals(m, any))
             throw SecurityPolicyException("Invalid value for \"match\" attribute in Delegation rule.");
-        m = e->getAttributeNS(nullptr, maxTimeSinceDelegation);
-        if (m && *m)
-            m_maxTime = XMLString::parseInt(m);
 
         try {
             DOMElement* d = XMLHelper::getFirstChildElement(e, samlconstants::SAML20_DELEGATION_CONDITION_NS, Delegate::LOCAL_NAME);