changeset 839:b8d717b228c6

remove IntrospectionUtil
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 16 Sep 2016 13:32:45 -0600
parents 3afa8da69187
children 0f53601ea489
files src/org/eclipse/jetty/util/IntrospectionUtil.java
diffstat 1 files changed, 0 insertions(+), 300 deletions(-) [+]
line wrap: on
line diff
--- a/src/org/eclipse/jetty/util/IntrospectionUtil.java	Fri Sep 16 13:24:20 2016 -0600
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,300 +0,0 @@
-//
-//  ========================================================================
-//  Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
-//  ------------------------------------------------------------------------
-//  All rights reserved. This program and the accompanying materials
-//  are made available under the terms of the Eclipse Public License v1.0
-//  and Apache License v2.0 which accompanies this distribution.
-//
-//      The Eclipse Public License is available at
-//      http://www.eclipse.org/legal/epl-v10.html
-//
-//      The Apache License v2.0 is available at
-//      http://www.opensource.org/licenses/apache2.0.php
-//
-//  You may elect to redistribute this code under either of these licenses.
-//  ========================================================================
-//
-
-package org.eclipse.jetty.util;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Member;
-import java.lang.reflect.Method;
-import java.lang.reflect.Modifier;
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * IntrospectionUtil
- *
- *
- */
-public class IntrospectionUtil
-{
-    
-    public static boolean isJavaBeanCompliantSetter (Method method)
-    {
-        if (method == null)
-            return false;
-        
-        if (method.getReturnType() != Void.TYPE)
-            return false;
-        
-        if (!method.getName().startsWith("set"))
-            return false;
-        
-        if (method.getParameterTypes().length != 1)
-            return false;
-        
-        return true;
-    }
-    
-    public static Method findMethod (Class<?> clazz, String methodName, Class<?>[] args, boolean checkInheritance, boolean strictArgs)
-    throws NoSuchMethodException
-    {
-        if (clazz == null)
-            throw new NoSuchMethodException("No class");
-        if (methodName==null || methodName.trim().equals(""))
-            throw new NoSuchMethodException("No method name");
-        
-        Method method = null;
-        Method[] methods = clazz.getDeclaredMethods();
-        for (int i=0;i<methods.length && method==null;i++)
-        {
-            if (methods[i].getName().equals(methodName) && checkParams(methods[i].getParameterTypes(), (args==null?new Class[] {}:args), strictArgs))
-            {
-                method = methods[i];
-            }
-            
-        }
-        if (method!=null)
-        {
-            return method;
-        }
-        else if (checkInheritance)
-                return findInheritedMethod(clazz.getPackage(), clazz.getSuperclass(), methodName, args, strictArgs);
-        else
-            throw new NoSuchMethodException("No such method "+methodName+" on class "+clazz.getName());
-
-    }
-    
-    
-    
-    
-
-    public static Field findField (Class<?> clazz, String targetName, Class<?> targetType, boolean checkInheritance, boolean strictType)
-    throws NoSuchFieldException
-    {
-        if (clazz == null)
-            throw new NoSuchFieldException("No class");
-        if (targetName==null)
-            throw new NoSuchFieldException("No field name");
-        
-        try
-        {
-            Field field = clazz.getDeclaredField(targetName);
-            if (strictType)
-            {
-                if (field.getType().equals(targetType))
-                    return field;
-            }
-            else
-            {
-                if (field.getType().isAssignableFrom(targetType))
-                    return field;
-            }
-            if (checkInheritance)
-            {
-                    return findInheritedField(clazz.getPackage(), clazz.getSuperclass(), targetName, targetType, strictType);
-            }
-            else
-                throw new NoSuchFieldException("No field with name "+targetName+" in class "+clazz.getName()+" of type "+targetType);
-        }
-        catch (NoSuchFieldException e)
-        {
-            return findInheritedField(clazz.getPackage(),clazz.getSuperclass(), targetName,targetType,strictType);
-        }
-    }
-    
-    
-    
-    
-    
-    public static boolean isInheritable (Package pack, Member member)
-    {
-        if (pack==null)
-            return false;
-        if (member==null)
-            return false;
-        
-        int modifiers = member.getModifiers();
-        if (Modifier.isPublic(modifiers))
-            return true;
-        if (Modifier.isProtected(modifiers))
-            return true;
-        if (!Modifier.isPrivate(modifiers) && pack.equals(member.getDeclaringClass().getPackage()))
-            return true;
-       
-        return false;
-    }
-    
-   
-    
-    
-    public static boolean checkParams (Class<?>[] formalParams, Class<?>[] actualParams, boolean strict)
-    {
-        if (formalParams==null)
-            return actualParams==null;
-        if (actualParams==null)
-            return false;
-
-        if (formalParams.length!=actualParams.length)
-            return false;
-
-        if (formalParams.length==0)
-            return true; 
-        
-        int j=0;
-        if (strict)
-        {
-            while (j<formalParams.length && formalParams[j].equals(actualParams[j]))
-                j++;
-        }
-        else
-        { 
-            while ((j<formalParams.length) && (formalParams[j].isAssignableFrom(actualParams[j])))
-            {
-                j++;
-            }
-        }
-
-        if (j!=formalParams.length)
-        {
-            return false;
-        }
-
-        return true;
-    }
-    
-    
-    public static boolean isSameSignature (Method methodA, Method methodB)
-    {
-        if (methodA==null)
-            return false;
-        if (methodB==null)
-            return false;
-        
-        List<Class<?>> parameterTypesA = Arrays.asList(methodA.getParameterTypes());
-        List<Class<?>> parameterTypesB = Arrays.asList(methodB.getParameterTypes());
-       
-        if (methodA.getName().equals(methodB.getName())
-            &&
-            parameterTypesA.containsAll(parameterTypesB))
-            return true;
-        
-        return false;
-    }
-    
-    public static boolean isTypeCompatible (Class<?> formalType, Class<?> actualType, boolean strict)
-    {
-        if (formalType==null)
-            return actualType==null;
-        if (actualType==null)
-            return false;
-        
-        if (strict)
-            return formalType.equals(actualType);
-        else
-            return formalType.isAssignableFrom(actualType);
-    }
-
-    
-    
-    
-    public static boolean containsSameMethodSignature (Method method, Class<?> c, boolean checkPackage)
-    {
-        if (checkPackage)
-        {
-            if (!c.getPackage().equals(method.getDeclaringClass().getPackage()))
-                return false;
-        }
-        
-        boolean samesig = false;
-        Method[] methods = c.getDeclaredMethods();
-        for (int i=0; i<methods.length && !samesig; i++)
-        {
-            if (IntrospectionUtil.isSameSignature(method, methods[i]))
-                samesig = true;
-        }
-        return samesig;
-    }
-    
-    
-    public static boolean containsSameFieldName(Field field, Class<?> c, boolean checkPackage)
-    {
-        if (checkPackage)
-        {
-            if (!c.getPackage().equals(field.getDeclaringClass().getPackage()))
-                return false;
-        }
-        
-        boolean sameName = false;
-        Field[] fields = c.getDeclaredFields();
-        for (int i=0;i<fields.length && !sameName; i++)
-        {
-            if (fields[i].getName().equals(field.getName()))
-                sameName = true;
-        }
-        return sameName;
-    }
-    
-    
-    
-    protected static Method findInheritedMethod (Package pack, Class<?> clazz, String methodName, Class<?>[] args, boolean strictArgs)
-    throws NoSuchMethodException
-    {
-        if (clazz==null)
-            throw new NoSuchMethodException("No class");
-        if (methodName==null)
-            throw new NoSuchMethodException("No method name");
-        
-        Method method = null;
-        Method[] methods = clazz.getDeclaredMethods();
-        for (int i=0;i<methods.length && method==null;i++)
-        {
-            if (methods[i].getName().equals(methodName) 
-                    && isInheritable(pack,methods[i])
-                    && checkParams(methods[i].getParameterTypes(), args, strictArgs))
-                method = methods[i];
-        }
-        if (method!=null)
-        {
-            return method;
-        }
-        else
-            return findInheritedMethod(clazz.getPackage(), clazz.getSuperclass(), methodName, args, strictArgs);
-    }
-    
-    protected static Field findInheritedField (Package pack, Class<?> clazz, String fieldName, Class<?> fieldType, boolean strictType)
-    throws NoSuchFieldException
-    {
-        if (clazz==null)
-            throw new NoSuchFieldException ("No class");
-        if (fieldName==null)
-            throw new NoSuchFieldException ("No field name");
-        try
-        {
-            Field field = clazz.getDeclaredField(fieldName);
-            if (isInheritable(pack, field) && isTypeCompatible(fieldType, field.getType(), strictType))
-                return field;
-            else
-                return findInheritedField(clazz.getPackage(), clazz.getSuperclass(),fieldName, fieldType, strictType);
-        }
-        catch (NoSuchFieldException e)
-        {
-            return findInheritedField(clazz.getPackage(), clazz.getSuperclass(),fieldName, fieldType, strictType); 
-        }
-    }
-    
-}