/*
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*/
package com.sun.corba.se.impl.orbutil;
import java.security.PrivilegedAction;
import java.security.AccessController;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Map;
import java.util.List;
import java.util.ListIterator;
import java.util.Set;
import java.util.Map.Entry;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Enumeration;
import java.util.Properties;
import java.util.IdentityHashMap;
import java.lang.reflect.Array;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.math.BigInteger ;
import java.math.BigDecimal ;
public final class ObjectUtility {
private ObjectUtility() {}
/** If arr1 and arr2 are both arrays of the same component type,
* return an array of that component type that consists of the
* elements of arr1 followed by the elements of arr2.
* Throws IllegalArgumentException otherwise.
*/
public static Object concatenateArrays( Object arr1, Object arr2 )
{
Class comp1 = arr1.getClass().getComponentType() ;
Class comp2 = arr2.getClass().getComponentType() ;
int len1 = Array.getLength( arr1 ) ;
int len2 = Array.getLength( arr2 ) ;
if ((comp1 == null) || (comp2 == null))
throw new IllegalStateException( "Arguments must be arrays" ) ;
if (!comp1.equals( comp2 ))
throw new IllegalStateException(
"Arguments must be arrays with the same component type" ) ;
Object result = Array.newInstance( comp1, len1 + len2 ) ;
int index = 0 ;
for (int ctr=0; ctr<len1; ctr++)
Array.set( result, index++, Array.get( arr1, ctr ) ) ;
for (int ctr=0; ctr<len2; ctr++)
Array.set( result, index++, Array.get( arr2, ctr ) ) ;
return result ;
}
}