// **********************************************************************
//
// <copyright>
//
// BBN Technologies
// 10 Moulton Street
// Cambridge, MA 02138
// (617) 873-8000
//
// Copyright (C) BBNT Solutions LLC. All rights reserved.
//
// </copyright>
// **********************************************************************
//
// $Source:
// /cvs/distapps/openmap/src/openmap/com/bbn/openmap/layer/link/LinkUtil.java,v
// $
// $RCSfile: LinkUtil.java,v $
// $Revision: 1.3 $
// $Date: 2004/10/14 18:05:57 $
// $Author: dietrick $
//
// **********************************************************************
package com.bbn.openmap.layer.link;
import java.io.DataInput;
import java.io.IOException;
public class LinkUtil {
/**
* readString reads an expected number of characters off a
* DataInput and creates a String from it.
*
* @param length the number of characters to be read..
*/
protected static String readString(DataInput dis, int length)
throws IOException, ArrayIndexOutOfBoundsException {
String ret = null;
char[] chars = new char[length];
for (int i = 0; i < length; i++) {
chars[i] = dis.readChar();
}
ret = new String(chars);
return ret;
}
/** Provided as a readability convenience. */
public static int setMask(int value, int mask) {
return (value | mask);
}
/** Provided as a readability convenience. */
public static int unsetMask(int value, int mask) {
return (value & ~mask);
}
/** Provided as a readability convenience. */
public static boolean isMask(int value, int mask) {
if ((value & mask) == 0) {
return false;
}
return true;
}
}