/*
* The MIT License (MIT)
*
* Copyright (c) 2007-2015 Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package org.broad.igv.util.collections;
/**
* @author jrobinso
*/
public class StringArrayList {
static final int maxGrowIncrement = Integer.MAX_VALUE / 10;
int size = 0;
String[] values;
public StringArrayList(int maxSize) {
values = new String[maxSize];
}
public void add(String v) {
if (size >= values.length) {
grow();
}
values[size] = v;
size++;
}
public String get(int idx) {
if (idx >= size) {
throw new IndexOutOfBoundsException("Index out of bounds. Size = " + size + " Index = " + idx);
} else {
return values[idx];
}
}
public String[] toArray() {
trim();
return values;
}
private void grow() {
if (values.length >= Integer.MAX_VALUE) {
throw new RuntimeException("Maximum array size exceeded");
}
int increment = (int) (Math.max(1000, 0.2 * values.length));
int newSize = Math.min(Integer.MAX_VALUE, values.length + increment);
resize(newSize);
}
private void resize(int newSize) {
String[] tmp = new String[newSize];
System.arraycopy(values, 0, tmp, 0, Math.min(tmp.length, values.length));
values = tmp;
}
private void trim() {
resize(size);
}
}