ognlruntime.html

ONGL学习的好书,介绍ONGL的相关知识

getClassName</H3>
<PRE>
public static java.lang.String <B>getClassName</B>(java.lang.Class&nbsp;c,
                                            boolean&nbsp;fullyQualified)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getPackageName(java.lang.Object)"><!-- --></A><H3>
getPackageName</H3>
<PRE>
public static java.lang.String <B>getPackageName</B>(java.lang.Object&nbsp;o)</PRE>
<DL>
<DD>Returns the package name of the object's class.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getClassPackageName(java.lang.Class)"><!-- --></A><H3>
getClassPackageName</H3>
<PRE>
public static java.lang.String <B>getClassPackageName</B>(java.lang.Class&nbsp;c)</PRE>
<DL>
<DD>Returns the package name of the class given.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getPointerString(int)"><!-- --></A><H3>
getPointerString</H3>
<PRE>
public static java.lang.String <B>getPointerString</B>(int&nbsp;num)</PRE>
<DL>
<DD>Returns a "pointer" string in the usual format for these
        things - 0x<hex digits>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getPointerString(java.lang.Object)"><!-- --></A><H3>
getPointerString</H3>
<PRE>
public static java.lang.String <B>getPointerString</B>(java.lang.Object&nbsp;o)</PRE>
<DL>
<DD>Returns a "pointer" string in the usual format for these
        things - 0x<hex digits> for the object given.  This will
        always return a unique value for each object.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getUniqueDescriptor(java.lang.Object, boolean)"><!-- --></A><H3>
getUniqueDescriptor</H3>
<PRE>
public static java.lang.String <B>getUniqueDescriptor</B>(java.lang.Object&nbsp;object,
                                                   boolean&nbsp;fullyQualified)</PRE>
<DL>
<DD>Returns a unique descriptor string that includes the object's
        class and a unique integer identifier.  If fullyQualified is
        true then the class name will be fully qualified to include
        the package name, else it will be just the class' base name.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getUniqueDescriptor(java.lang.Object)"><!-- --></A><H3>
getUniqueDescriptor</H3>
<PRE>
public static java.lang.String <B>getUniqueDescriptor</B>(java.lang.Object&nbsp;object)</PRE>
<DL>
<DD>Returns a unique descriptor string that includes the object's
        class' base name and a unique integer identifier.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="toArray(java.util.List)"><!-- --></A><H3>
toArray</H3>
<PRE>
public static java.lang.Object[] <B>toArray</B>(java.util.List&nbsp;list)</PRE>
<DL>
<DD>Utility to convert a List into an Object[] array.  If the list is zero
        elements this will return a constant array; toArray() on List always
        returns a new object and this is wasteful for our purposes.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getParameterTypes(java.lang.reflect.Method)"><!-- --></A><H3>
getParameterTypes</H3>
<PRE>
public static java.lang.Class[] <B>getParameterTypes</B>(java.lang.reflect.Method&nbsp;m)</PRE>
<DL>
<DD>Returns the parameter types of the given method.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getParameterTypes(java.lang.reflect.Constructor)"><!-- --></A><H3>
getParameterTypes</H3>
<PRE>
public static java.lang.Class[] <B>getParameterTypes</B>(java.lang.reflect.Constructor&nbsp;c)</PRE>
<DL>
<DD>Returns the parameter types of the given method.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getPermission(java.lang.reflect.Method)"><!-- --></A><H3>
getPermission</H3>
<PRE>
public static java.security.Permission <B>getPermission</B>(java.lang.reflect.Method&nbsp;method)</PRE>
<DL>
<DD>Permission will be named "invoke.<declaring-class>.<method-name>".
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="invokeMethod(java.lang.Object, java.lang.reflect.Method, java.lang.Object[])"><!-- --></A><H3>
invokeMethod</H3>
<PRE>
public static java.lang.Object <B>invokeMethod</B>(java.lang.Object&nbsp;target,
                                            java.lang.reflect.Method&nbsp;method,
                                            java.lang.Object[]&nbsp;argsArray)
                                     throws java.lang.reflect.InvocationTargetException,
                                            java.lang.IllegalAccessException</PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.lang.reflect.InvocationTargetException</CODE>
<DD><CODE>java.lang.IllegalAccessException</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getArgClass(java.lang.Object)"><!-- --></A><H3>
getArgClass</H3>
<PRE>
public static final java.lang.Class <B>getArgClass</B>(java.lang.Object&nbsp;arg)</PRE>
<DL>
<DD>Gets the class for a method argument that is appropriate for looking up methods
 by reflection, by looking for the standard primitive wrapper classes and
 exchanging for them their underlying primitive class objects.  Other classes are
 passed through unchanged.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>arg</CODE> - an object that is being passed to a method
<DT><B>Returns:</B><DD>the class to use to look up the method</DL>
</DD>
</DL>
<HR>

<A NAME="isTypeCompatible(java.lang.Object, java.lang.Class)"><!-- --></A><H3>
isTypeCompatible</H3>
<PRE>
public static final boolean <B>isTypeCompatible</B>(java.lang.Object&nbsp;object,
                                             java.lang.Class&nbsp;c)</PRE>
<DL>
<DD>Tells whether the given object is compatible with the given class
 ---that is, whether the given object can be passed as an argument
 to a method or constructor whose parameter type is the given class.
 If object is null this will return true because null is compatible
 with any type.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="areArgsCompatible(java.lang.Object[], java.lang.Class[])"><!-- --></A><H3>
areArgsCompatible</H3>
<PRE>
public static final boolean <B>areArgsCompatible</B>(java.lang.Object[]&nbsp;args,
                                              java.lang.Class[]&nbsp;classes)</PRE>
<DL>
<DD>Tells whether the given array of objects is compatible with the given array of
 classes---that is, whether the given array of objects can be passed as arguments
 to a method or constructor whose parameter types are the given array of classes.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="isMoreSpecific(java.lang.Class[], java.lang.Class[])"><!-- --></A><H3>
isMoreSpecific</H3>
<PRE>
public static final boolean <B>isMoreSpecific</B>(java.lang.Class[]&nbsp;classes1,
                                           java.lang.Class[]&nbsp;classes2)</PRE>
<DL>
<DD>Tells whether the first array of classes is more specific than the second.
 Assumes that the two arrays are of the same length.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getModifierString(int)"><!-- --></A><H3>
getModifierString</H3>
<PRE>
public static final java.lang.String <B>getModifierString</B>(int&nbsp;modifiers)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="classForName(ognl.OgnlContext, java.lang.String)"><!-- --></A><H3>
classForName</H3>
<PRE>
public static final java.lang.Class <B>classForName</B>(<A HREF="../ognl/OgnlContext.html" title="class in ognl">OgnlContext</A>&nbsp;context,
                                                 java.lang.String&nbsp;className)
                                          throws java.lang.ClassNotFoundException</PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.lang.ClassNotFoundException</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="isInstance(ognl.OgnlContext, java.lang.Object, java.lang.String)"><!-- --></A><H3>
isInstance</H3>
<PRE>
public static final boolean <B>isInstance</B>(<A HREF="../ognl/OgnlContext.html" title="class in ognl">OgnlContext</A>&nbsp;context,
                                       java.lang.Object&nbsp;value,
                                       java.lang.String&nbsp;className)
                                throws <A HREF="../ognl/OgnlException.html" title="class in ognl">OgnlException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../ognl/OgnlException.html" title="class in ognl">OgnlException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveDefaultValue(java.lang.Class)"><!-- --></A><H3>
getPrimitiveDefaultValue</H3>
<PRE>
public static java.lang.Object <B>getPrimitiveDefaultValue</B>(java.lang.Class&nbsp;forClass)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getConvertedType(ognl.OgnlContext, java.lang.Object, java.lang.reflect.Member, java.lang.String, java.lang.Object, java.lang.Class)"><!-- --></A><H3>
getConvertedType</H3>
<PRE>
public static java.lang.Object <B>getConvertedType</B>(<A HREF="../ognl/OgnlContext.html" title="class in ognl">OgnlContext</A>&nbsp;context,
                                                java.lang.Object&nbsp;target,
                                                java.lang.reflect.Member&nbsp;member,
                                                java.lang.String&nbsp;propertyName,
                                                java.lang.Object&nbsp;value,