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/*******************************************************************************
* ============LICENSE_START====================================================
* * org.onap.aaf
* * ===========================================================================
* * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* * ===========================================================================
* * Licensed under the Apache License, Version 2.0 (the "License");
* * you may not use this file except in compliance with the License.
* * You may obtain a copy of the License at
* *
* * http://www.apache.org/licenses/LICENSE-2.0
* *
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS,
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* * See the License for the specific language governing permissions and
* * limitations under the License.
* * ============LICENSE_END====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package org.onap.aaf.inno.env.util;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.Writer;
/**
*
* Catch \n and indent according to current indent levels of JavaGen
*/
public class IndentPrintWriter extends PrintWriter {
public static int INDENT = 2;
private boolean addIndent;
private int indent;
private int col;
public IndentPrintWriter(Writer out) {
super(out);
addIndent = false;
indent = col = 0;
}
public IndentPrintWriter(OutputStream out) {
super(out);
addIndent = false;
indent = col = 0;
}
public void write(String str) {
int len = str.length();
for(int i=0;i<len;++i) {
write((int)str.charAt(i));
}
}
public void println() {
write((int)'\n');
}
public void write(String str, int off, int len) {
len = Math.min(str.length(),off+len);
for(int i=off;i<len;++i) {
write((int)str.charAt(i));
}
}
public void write(int b) {
if (b == '\n') {
addIndent = true;
col = 0;
} else if (addIndent) {
addIndent = false;
toIndent();
} else {
++col;
}
super.write(b);
}
@Override
public void write(char[] buf, int off, int len) {
for (int i = 0; i < len; ++i)
write(buf[i] + off);
}
public void setIndent(int size) {
indent = size;
}
public void inc() {
++indent;
}
public void dec() {
--indent;
}
public void toCol(int idx) {
while(idx>col++)super.write((int)' ');
}
public int getIndent() {
return indent;
}
public void toIndent() {
int end = indent * INDENT;
for (int i = 0; i < end; ++i) {
super.write((int) ' ');
}
col = end;
}
}
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