what-the-bank/sources/org/bouncycastle/util/io/BufferingOutputStream.java

82 lines
2.3 KiB
Java

package org.bouncycastle.util.io;
import java.io.IOException;
import java.io.OutputStream;
import org.bouncycastle.util.Arrays;
/* loaded from: classes6.dex */
public class BufferingOutputStream extends OutputStream {
private final byte[] buf;
private int bufOff;
private final OutputStream other;
@Override // java.io.OutputStream
public void write(byte[] bArr, int i, int i2) throws IOException {
byte[] bArr2;
byte[] bArr3 = this.buf;
int length = bArr3.length;
int i3 = this.bufOff;
if (i2 < length - i3) {
System.arraycopy(bArr, i, bArr3, i3, i2);
} else {
int length2 = bArr3.length - i3;
System.arraycopy(bArr, i, bArr3, i3, length2);
this.bufOff += length2;
flush();
int i4 = i + length2;
i2 -= length2;
while (true) {
bArr2 = this.buf;
if (i2 < bArr2.length) {
break;
}
this.other.write(bArr, i4, bArr2.length);
byte[] bArr4 = this.buf;
i4 += bArr4.length;
i2 -= bArr4.length;
}
if (i2 <= 0) {
return;
} else {
System.arraycopy(bArr, i4, bArr2, this.bufOff, i2);
}
}
this.bufOff += i2;
}
@Override // java.io.OutputStream
public void write(int i) throws IOException {
byte[] bArr = this.buf;
int i2 = this.bufOff;
int i3 = i2 + 1;
this.bufOff = i3;
bArr[i2] = (byte) i;
if (i3 == bArr.length) {
flush();
}
}
@Override // java.io.OutputStream, java.io.Flushable
public void flush() throws IOException {
this.other.write(this.buf, 0, this.bufOff);
this.bufOff = 0;
Arrays.fill(this.buf, (byte) 0);
}
@Override // java.io.OutputStream, java.io.Closeable, java.lang.AutoCloseable
public void close() throws IOException {
flush();
this.other.close();
}
public BufferingOutputStream(OutputStream outputStream, int i) {
this.other = outputStream;
this.buf = new byte[i];
}
public BufferingOutputStream(OutputStream outputStream) {
this.other = outputStream;
this.buf = new byte[4096];
}
}