CaRMtl/rene/util/SimpleStringBuffer.java

70 lines
1.5 KiB
Java

/*
Copyright 2006 Rene Grothmann, modified by Eric Hakenholz
This file is part of C.a.R. software.
C.a.R. is a free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, version 3 of the License.
C.a.R. is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package rene.util;
public class SimpleStringBuffer {
private int Size, N;
private char Buf[];
public SimpleStringBuffer(final int size) {
Size = size;
Buf = new char[size];
N = 0;
}
public SimpleStringBuffer(final char b[]) {
Size = b.length;
Buf = b;
N = 0;
}
public void append(final char c) {
if (N < Size)
Buf[N++] = c;
else {
Size = 2 * Size;
final char NewBuf[] = new char[Size];
for (int i = 0; i < N; i++)
NewBuf[i] = Buf[i];
Buf = NewBuf;
Buf[N++] = c;
}
}
public void append(final String s) {
final int n = s.length();
for (int i = 0; i < n; i++)
append(s.charAt(i));
}
public void clear() {
N = 0;
}
@Override
public String toString() {
if (N == 0)
return "";
return new String(Buf, 0, N);
}
}