Current File : //home/waritko/yacy/source/net/yacy/cora/util/CRIgnoreWriter.java
/**
* CRIgnoreWriter
* Copyright 29.5.2015 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program in the file lgpl21.txt
* If not, see <http://www.gnu.org/licenses/>.
*/
package net.yacy.cora.util;
import java.io.StringWriter;
public class CRIgnoreWriter extends StringWriter {
public CRIgnoreWriter() {
super();
}
public CRIgnoreWriter(final int initialSize) {
super(initialSize);
}
@Override
public void write(int c) {
if (c >= 32) super.write(c);
}
@Override
public void write(char cbuf[], int off, int len) {
if ((off < 0) || (off > cbuf.length) || (len < 0) ||
((off + len) > cbuf.length) || ((off + len) < 0)) {
throw new IndexOutOfBoundsException();
} else if (len == 0) {
return;
}
int p = off;
char c;
for (int i = 0; i < len; i++) {
c = cbuf[p];
if (c >= 32) super.write(c);
p++;
}
}
@Override
public void write(String str) {
int len = str.length();
char c;
for (int i = 0; i < len; i++) {
c = str.charAt(i);
if (c >= 32) super.write(c);
}
}
@Override
public void write(String str, int off, int len) {
int p = off;
char c;
for (int i = 0; i < len; i++) {
c = str.charAt(p);
if (c >= 32) super.write(c);
p++;
}
}
@Override
public CRIgnoreWriter append(CharSequence csq) {
this.write(csq == null ? "null" : csq.toString());
return this;
}
@Override
public CRIgnoreWriter append(CharSequence csq, int start, int end) {
CharSequence cs = (csq == null ? "null" : csq);
this.write(cs.subSequence(start, end).toString());
return this;
}
@Override
public CRIgnoreWriter append(char c) {
if (c >= 32) write(c);
return this;
}
}
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