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/*
* Copyright (c) 2010 Remko Tron¨on
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
/*
* Copyright (c) 2010, Isode Limited, London, England.
* All rights reserved.
*/
package com.isode.stroke.base;
import java.io.UnsupportedEncodingException;
import java.util.Vector;
/**
*
*/
public class ByteArray {
public ByteArray() {
}
public ByteArray(String s) {
try {
fromBytes(s.getBytes("UTF-8"));
} catch (UnsupportedEncodingException ex) {
throw new IllegalStateException("JVM has no 'UTF-8' encoding");
}
}
public ByteArray(byte[] c) {
fromBytes(c);
}
public ByteArray(ByteArray b) {
fromBytes(b.getData());
}
private void fromBytes(final byte[] b) {
clear();
append(b);
}
/*public ByteArray(char[] c, int n) {
for (int i = 0; i < n; i++) {
append(c[i]);
}
}*/
/**
* @return array copy of internal data.
*/
public byte[] getData() {
if (dataCopy_ == null) {
dataCopy_ = new byte[getSize()];
for (int i = 0; i < data_.size(); i++) {
dataCopy_[i] = data_.get(i);
}
}
return dataCopy_;
}
public int getSize() {
return data_.size();
}
public boolean isEmpty() {
return getSize() == 0;
}
/*public void resize(size_t size) {
return data_.resize(size);
}*/
/** Immutable add */
public static ByteArray plus(ByteArray a, ByteArray b) {
ByteArray x = new ByteArray(a.getData());
x.append(b);
return x;
}
/** Immutable add */
/*public ByteArray plus(ByteArray a, char b) {
ByteArray x = new ByteArray(a.getData());
x.append(b);
return x;
}*/
/** Mutable add */
public ByteArray append(ByteArray b) {
append(b.getData());
return this;
}
/** Mutable add */
private ByteArray append(byte[] b) {
for (int i = 0; i < b.length; i++) {
append(b[i]);
}
return this;
}
/** Mutable add */
public ByteArray append(byte b) {
dataCopy_ = null; /* Invalidate cache */
data_.add(b);
return this;
}
/** mutable add */
public ByteArray append(String s) {
byte[] bytes;
try {
bytes = s.getBytes("UTF-8");
} catch (UnsupportedEncodingException ex) {
throw new IllegalStateException("JVM has no 'UTF-8' encoding");
}
append(bytes);
return this;
}
@Override
public int hashCode() {
int hash = 3;
hash = 97 * hash + (this.data_ != null ? this.data_.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object other) {
return other instanceof ByteArray && toString().equals(other.toString());
}
/*public char charAt(int i) {
return data_.charAt(i);
}*/
/*public const_iterator begin() const {
return data_.begin();
}
public const_iterator end() const {
return data_.end();
}*/
@Override
public String toString() {
try {
return new String(getData(), "UTF-8");
} catch (UnsupportedEncodingException ex) {
throw new IllegalStateException("JVM has no 'UTF-8' encoding");
}
}
public void readFromFile(String file) {
//FIXME: port
}
public void clear() {
data_ = new Vector<Byte>();
dataCopy_ = null;
}
Vector<Byte> data_ = new Vector<Byte>();
byte[] dataCopy_ = null;
}
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Swift