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-rw-r--r--core/src/main/java/org/onap/aaf/cadi/util/NetMask.java100
1 files changed, 0 insertions, 100 deletions
diff --git a/core/src/main/java/org/onap/aaf/cadi/util/NetMask.java b/core/src/main/java/org/onap/aaf/cadi/util/NetMask.java
deleted file mode 100644
index b19f150..0000000
--- a/core/src/main/java/org/onap/aaf/cadi/util/NetMask.java
+++ /dev/null
@@ -1,100 +0,0 @@
-/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * Licensed under the Apache License, Version 2.0 (the "License");
- * * you may not use this file except in compliance with the License.
- * * You may obtain a copy of the License at
- * *
- * * http://www.apache.org/licenses/LICENSE-2.0
- * *
- * * Unless required by applicable law or agreed to in writing, software
- * * distributed under the License is distributed on an "AS IS" BASIS,
- * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * * See the License for the specific language governing permissions and
- * * limitations under the License.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.util;
-
-/*
- * NetMask - a class to quickly validate whether a given IP is part of a mask, as defined by bytes or standard String format.
- *
- * Needs the IPV6 Mask Builder.
- */
-public class NetMask {
- private long mask;
-
- public NetMask(byte[] inBytes) {
- mask = derive(inBytes);
- }
-
- public NetMask(String string) throws MaskFormatException {
- mask = derive(string,true);
- }
-
- public boolean isInNet(byte[] inBytes) {
- long addr = derive(inBytes);
- return (mask & addr) == addr;
- }
-
- public boolean isInNet(String str) {
- long addr;
- try {
- addr = derive(str,false);
- return (mask & addr) == addr;
- } catch (MaskFormatException e) {
- // will not hit this code;
- return false;
- }
- }
-
- public static long derive(byte[] inBytes) {
- long addr = 0L;
- int offset = inBytes.length*8;
- for(int i=0;i<inBytes.length;++i) {
- addr&=(inBytes[i]<<offset);
- offset-=8;
- }
- return addr;
- }
-
- public static long derive(String str, boolean check) throws MaskFormatException {
- long rv=0L;
- int idx=str.indexOf(':');
- int slash = str.indexOf('/');
-
- if(idx<0) { // Not IPV6, so it's IPV4... Is there a mask of 123/254?
- idx=str.indexOf('.');
- int offset = 24;
- int end = slash>=0?slash:str.length();
- int bits = slash>=0?Integer.parseInt(str.substring(slash+1)):32;
- if(check && bits>32) {
- throw new MaskFormatException("Invalid Mask Offset in IPV4 Address");
- }
- int prev = 0;
- long lbyte;
- while(prev<end) {
- if(idx<0) {
- idx = end;
- }
- lbyte = Long.parseLong(str.substring(prev, idx));
- if(check && (lbyte>255 || lbyte<0)) {
- throw new MaskFormatException("Invalid Byte in IPV4 Address");
- }
- rv|=lbyte<<offset;
- prev = ++idx;
- idx=str.indexOf('.',prev);
- offset-=8;
- }
- rv|=0x00000000FFFFFFFFL>>bits;
- }
- return rv;
- }
-
-}