1 /* 2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package jdk.internal.jvmci.meta; 24 25 public class LineNumberTableImpl implements LineNumberTable { 26 27 private final int[] lineNumbers; 28 private final int[] bci; 29 30 public LineNumberTableImpl(int[] lineNumbers, int[] bci) { 31 this.lineNumbers = lineNumbers; 32 this.bci = bci; 33 } 34 35 @Override 36 public int[] getLineNumberEntries() { 37 return lineNumbers; 38 } 39 40 @Override 41 public int[] getBciEntries() { 42 return bci; 43 } 44 45 @Override 46 public int getLineNumber(@SuppressWarnings("hiding") int bci) { 47 for (int i = 0; i < this.bci.length - 1; i++) { 48 if (this.bci[i] <= bci && bci < this.bci[i + 1]) { 49 return lineNumbers[i]; 50 } 51 } 52 return lineNumbers[lineNumbers.length - 1]; 53 } 54 }