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| org.apache.velocity.util.introspection</FONT> |
| <BR> |
| Class SecureIntrospectorImpl</H2> |
| <PRE> |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> |
| <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html" title="class in org.apache.velocity.util.introspection">org.apache.velocity.util.introspection.IntrospectorBase</A> |
| <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html" title="class in org.apache.velocity.util.introspection">org.apache.velocity.util.introspection.Introspector</A> |
| <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.velocity.util.introspection.SecureIntrospectorImpl</B> |
| </PRE> |
| <DL> |
| <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorCacheListener.html" title="interface in org.apache.velocity.util.introspection">IntrospectorCacheListener</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorControl.html" title="interface in org.apache.velocity.util.introspection">SecureIntrospectorControl</A></DD> |
| </DL> |
| <HR> |
| <DL> |
| <DT><PRE>public class <B>SecureIntrospectorImpl</B><DT>extends <A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html" title="class in org.apache.velocity.util.introspection">Introspector</A><DT>implements <A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorControl.html" title="interface in org.apache.velocity.util.introspection">SecureIntrospectorControl</A></DL> |
| </PRE> |
| |
| <P> |
| <p>Prevent "dangerous" classloader/reflection related calls. Use this |
| introspector for situations in which template writers are numerous |
| or untrusted. Specifically, this introspector prevents creation of |
| arbitrary objects and prevents reflection on objects. |
| |
| <p>See documentation of checkObjectExecutePermission() for |
| more information on specific classes and methods blocked. |
| <P> |
| |
| <P> |
| <DL> |
| <DT><B>Version:</B></DT> |
| <DD>$Id: SecureIntrospectorImpl.java 509906 2007-02-21 06:11:05Z wglass $</DD> |
| <DT><B>Author:</B></DT> |
| <DD><a href="mailto:wglass@forio.com">Will Glass-Husain</a></DD> |
| </DL> |
| <HR> |
| |
| <P> |
| <!-- =========== FIELD SUMMARY =========== --> |
| |
| <A NAME="field_summary"><!-- --></A> |
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| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Field Summary</B></FONT></TH> |
| </TR> |
| </TABLE> |
| <A NAME="fields_inherited_from_class_org.apache.velocity.util.introspection.Introspector"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Fields inherited from class org.apache.velocity.util.introspection.<A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html" title="class in org.apache.velocity.util.introspection">Introspector</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html#CACHEDUMP_MSG">CACHEDUMP_MSG</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="fields_inherited_from_class_org.apache.velocity.util.introspection.IntrospectorBase"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Fields inherited from class org.apache.velocity.util.introspection.<A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html" title="class in org.apache.velocity.util.introspection">IntrospectorBase</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#log">log</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| |
| <A NAME="constructor_summary"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Constructor Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><B><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorImpl.html#SecureIntrospectorImpl(java.lang.String[], java.lang.String[], org.apache.velocity.runtime.log.Log)">SecureIntrospectorImpl</A></B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] badClasses, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] badPackages, |
| <A HREF="../../../../../org/apache/velocity/runtime/log/Log.html" title="class in org.apache.velocity.runtime.log">Log</A> log)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ========== METHOD SUMMARY =========== --> |
| |
| <A NAME="method_summary"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Method Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorImpl.html#checkObjectExecutePermission(java.lang.Class, java.lang.String)">checkObjectExecutePermission</A></B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> clazz, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> methodName)</CODE> |
| |
| <BR> |
| Determine which methods and classes to prevent from executing.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/reflect/Method.html" title="class or interface in java.lang.reflect">Method</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorImpl.html#getMethod(java.lang.Class, java.lang.String, java.lang.Object[])">getMethod</A></B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> clazz, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> methodName, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[] params)</CODE> |
| |
| <BR> |
| Get the Method object corresponding to the given class, name and parameters.</TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.velocity.util.introspection.Introspector"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from class org.apache.velocity.util.introspection.<A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html" title="class in org.apache.velocity.util.introspection">Introspector</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html#triggerClear()">triggerClear</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.velocity.util.introspection.IntrospectorBase"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from class org.apache.velocity.util.introspection.<A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html" title="class in org.apache.velocity.util.introspection">IntrospectorBase</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#clearCache()">clearCache</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#createClassMap(java.lang.Class)">createClassMap</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#getIntrospectorCache()">getIntrospectorCache</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#lookupClassMap(java.lang.Class)">lookupClassMap</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#triggerGet(java.lang.Class, org.apache.velocity.util.introspection.ClassMap)">triggerGet</A>, <A HREF="../../../../../org/apache/velocity/util/introspection/IntrospectorBase.html#triggerPut(java.lang.Class, org.apache.velocity.util.introspection.ClassMap)">triggerPut</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <P> |
| |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| |
| <A NAME="constructor_detail"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
| <B>Constructor Detail</B></FONT></TH> |
| </TR> |
| </TABLE> |
| |
| <A NAME="SecureIntrospectorImpl(java.lang.String[], java.lang.String[], org.apache.velocity.runtime.log.Log)"><!-- --></A><H3> |
| SecureIntrospectorImpl</H3> |
| <PRE> |
| public <B>SecureIntrospectorImpl</B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] badClasses, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] badPackages, |
| <A HREF="../../../../../org/apache/velocity/runtime/log/Log.html" title="class in org.apache.velocity.runtime.log">Log</A> log)</PRE> |
| <DL> |
| </DL> |
| |
| <!-- ============ METHOD DETAIL ========== --> |
| |
| <A NAME="method_detail"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
| <B>Method Detail</B></FONT></TH> |
| </TR> |
| </TABLE> |
| |
| <A NAME="getMethod(java.lang.Class, java.lang.String, java.lang.Object[])"><!-- --></A><H3> |
| getMethod</H3> |
| <PRE> |
| public <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/reflect/Method.html" title="class or interface in java.lang.reflect">Method</A> <B>getMethod</B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> clazz, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> methodName, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[] params) |
| throws <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></PRE> |
| <DL> |
| <DD>Get the Method object corresponding to the given class, name and parameters. |
| Will check for appropriate execute permissions and return null if the method |
| is not allowed to be executed. |
| <P> |
| <DD><DL> |
| <DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html#getMethod(java.lang.Class, java.lang.String, java.lang.Object[])">getMethod</A></CODE> in class <CODE><A HREF="../../../../../org/apache/velocity/util/introspection/Introspector.html" title="class in org.apache.velocity.util.introspection">Introspector</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>clazz</CODE> - Class on which method will be called<DD><CODE>methodName</CODE> - Name of method to be called<DD><CODE>params</CODE> - array of parameters to method |
| <DT><B>Returns:</B><DD>Method object retrieved by Introspector |
| <DT><B>Throws:</B> |
| <DD><CODE><A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - The parameter passed in were incorrect.</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="checkObjectExecutePermission(java.lang.Class, java.lang.String)"><!-- --></A><H3> |
| checkObjectExecutePermission</H3> |
| <PRE> |
| public boolean <B>checkObjectExecutePermission</B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> clazz, |
| <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> methodName)</PRE> |
| <DL> |
| <DD>Determine which methods and classes to prevent from executing. Always blocks |
| methods wait() and notify(). Always allows methods on Number, Boolean, and String. |
| Prohibits method calls on classes related to reflection and system operations. |
| For the complete list, see the properties <code>introspector.restrict.classes</code> |
| and <code>introspector.restrict.packages</code>. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorControl.html#checkObjectExecutePermission(java.lang.Class, java.lang.String)">checkObjectExecutePermission</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorControl.html" title="interface in org.apache.velocity.util.introspection">SecureIntrospectorControl</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>clazz</CODE> - Class on which method will be called<DD><CODE>methodName</CODE> - Name of method to be called |
| <DT><B>Returns:</B><DD>true if method may be called on object<DT><B>See Also:</B><DD><A HREF="../../../../../org/apache/velocity/util/introspection/SecureIntrospectorControl.html#checkObjectExecutePermission(java.lang.Class, java.lang.String)"><CODE>SecureIntrospectorControl.checkObjectExecutePermission(java.lang.Class, java.lang.String)</CODE></A></DL> |
| </DD> |
| </DL> |
| <!-- ========= END OF CLASS DATA ========= --> |
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