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print offset line number

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REAndroid 2023-02-11 08:55:00 -05:00
parent 7c55113428
commit 611b78a755
1 changed files with 56 additions and 2 deletions
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58
src/main/java/com/reandroid/arsc/util/HexBytesWriter.java
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@ -26,6 +26,10 @@ public class HexBytesWriter {
private final int indent;
private boolean mAppendString = true;
private String mEncoding;
private int lineNumber;
private boolean showLineNumber;
private boolean decimalLineNumber;
private String lineNumberFormat;
public HexBytesWriter(byte[] byteArray, int width, int columns, int indent){
this.byteArray = byteArray;
this.width = (width <= 0) ? DEFAULT_WIDTH : width;
@ -39,6 +43,12 @@ public class HexBytesWriter {
this(byteArray, DEFAULT_WIDTH, DEFAULT_COLUMNS, DEFAULT_INDENT);
}
public void setShowLineNumber(boolean showLineNumber) {
this.showLineNumber = showLineNumber;
}
public void setDecimalLineNumber(boolean decimalLineNumber) {
this.decimalLineNumber = decimalLineNumber;
}
public void setAppendString(boolean appendString) {
this.mAppendString = appendString;
}
@ -66,6 +76,7 @@ public class HexBytesWriter {
if(byteArray==null){
return;
}
initLineNumber(byteArray.length);
int width = this.width;
int columns = this.columns;
int x = 0;
@ -78,6 +89,7 @@ public class HexBytesWriter {
newLineAppended=true;
}
writeIndent(writer);
writeLineNumber(writer);
x=0;
}else if(x%columns==0){
writer.write(' ');
@ -89,7 +101,7 @@ public class HexBytesWriter {
newLineAppended=false;
writeHex(writer, byteArray[offset+i]);
}
if(x>1){
if(x>0){
writeString(writer,x , length);
}
}
@ -121,13 +133,16 @@ public class HexBytesWriter {
private void fillLastRow(Writer writer, int position) throws IOException {
int rem = width - position % width;
for(int i=0; i<rem; i++){
if(i%columns == 0){
if(i!=0 && i%columns == 0){
writer.write(' ');
}
writer.write(' ');
writer.write(' ');
writer.write(' ');
}
if((rem % columns)==0){
writer.write(' ');
}
}
private void printChar(Writer writer, char ch) throws IOException {
switch (ch){
@ -153,13 +168,52 @@ public class HexBytesWriter {
writer.write(' ');
}
}
private void writeLineNumber(Writer writer) throws IOException {
if(!showLineNumber){
return;
}
String line = String.format(lineNumberFormat, this.lineNumber);
if(!decimalLineNumber){
line = line.toUpperCase();
}
writer.write(line);
writer.write(": ");
lineNumber=lineNumber+width;
}
private void initLineNumber(int max){
lineNumber = 0;
int base = decimalLineNumber?10:16;
int digits = 1;
while (max>base){
digits++;
max=max/base;
}
lineNumberFormat = "%0"+digits+(decimalLineNumber?"d":"x");
}
private void writeNewLine(Writer writer) throws IOException {
writer.write('\n');
}
public static String printHex(byte[] byteArray){
return toHex(byteArray, false, false);
}
public static String toHex(byte[] byteArray){
if(byteArray==null){
return "null";
}
return toHex(byteArray, byteArray.length>64);
}
public static String toHex(byte[] byteArray, boolean showLineNumber){
return toHex(byteArray, showLineNumber, true);
}
public static String toHex(byte[] byteArray, boolean showLineNumber, boolean appendString){
if(byteArray==null){
return "null";
}
StringWriter writer=new StringWriter();
HexBytesWriter hexBytesWriter = new HexBytesWriter(byteArray);
hexBytesWriter.setShowLineNumber(showLineNumber);
hexBytesWriter.setAppendString(appendString);
try {
hexBytesWriter.write(writer);
writer.flush();