Java Code Examples for java.io.StringReader#skip()
The following examples show how to use
java.io.StringReader#skip() .
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Example 1
| Source File: MediaType.java From spring-boot-protocol with Apache License 2.0 | 6 votes |
|
static SkipResult skipConstant(StringReader input, String constant) throws IOException {
int len = constant.length();
int c = skipLws(input, false);
for (int i = 0; i < len; i++) {
if (i == 0 && c == -1) {
return SkipResult.EOF;
}
if (c != constant.charAt(i)) {
input.skip(-(i + 1));
return SkipResult.NOT_FOUND;
}
if (i != (len - 1)) {
c = input.read();
}
}
return SkipResult.FOUND;
}
Example 2
| Source File: MediaType.java From spring-boot-protocol with Apache License 2.0 | 6 votes |
|
/**
* @return the token if one was found, the empty string if no data was
* available to read or <code>null</code> if data other than a
* token was found
*/
static String readToken(StringReader input) throws IOException {
StringBuilder result = new StringBuilder();
int c = skipLws(input, false);
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
// Skip back so non-token character is available for next read
input.skip(-1);
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 3
| Source File: HttpParser.java From Tomcat7.0.67 with Apache License 2.0 | 6 votes |
|
private static SkipConstantResult skipConstant(StringReader input,
String constant) throws IOException {
int len = constant.length();
int c = skipLws(input, false);
for (int i = 0; i < len; i++) {
if (i == 0 && c == -1) {
return SkipConstantResult.EOF;
}
if (c != constant.charAt(i)) {
input.skip(-(i + 1));
return SkipConstantResult.NOT_FOUND;
}
if (i != (len - 1)) {
c = input.read();
}
}
return SkipConstantResult.FOUND;
}
Example 4
| Source File: HttpParser.java From Tomcat7.0.67 with Apache License 2.0 | 6 votes |
|
/**
* @return the token if one was found, the empty string if no data was
* available to read or <code>null</code> if data other than a
* token was found
*/
private static String readToken(StringReader input) throws IOException {
StringBuilder result = new StringBuilder();
int c = skipLws(input, false);
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
// Skip back so non-token character is available for next read
input.skip(-1);
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 5
| Source File: HttpParser.java From tomcatsrc with Apache License 2.0 | 6 votes |
|
private static SkipConstantResult skipConstant(StringReader input,
String constant) throws IOException {
int len = constant.length();
int c = skipLws(input, false);
for (int i = 0; i < len; i++) {
if (i == 0 && c == -1) {
return SkipConstantResult.EOF;
}
if (c != constant.charAt(i)) {
input.skip(-(i + 1));
return SkipConstantResult.NOT_FOUND;
}
if (i != (len - 1)) {
c = input.read();
}
}
return SkipConstantResult.FOUND;
}
Example 6
| Source File: HttpParser.java From tomcatsrc with Apache License 2.0 | 6 votes |
|
/**
* @return the token if one was found, the empty string if no data was
* available to read or <code>null</code> if data other than a
* token was found
*/
private static String readToken(StringReader input) throws IOException {
StringBuilder result = new StringBuilder();
int c = skipLws(input, false);
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
// Skip back so non-token character is available for next read
input.skip(-1);
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 7
| Source File: MediaType.java From spring-boot-protocol with Apache License 2.0 | 5 votes |
|
/**
* Token can be read unambiguously with or without surrounding quotes so
* this parsing method for token permits optional surrounding double quotes.
* This is not defined in any RFC. It is a special case to handle data from
* buggy clients (known buggy clients for DIGEST auth include Microsoft IE 8
* & 9, Apple Safari for OSX and iOS) that add quotes to values that
* should be tokens.
*
* @return the token if one was found, null if data other than a token or
* quoted token was found or null if the end of data was reached
* before a quoted token was terminated
*/
static String readQuotedToken(StringReader input) throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isToken(c)) {
return null;
} else {
result.append((char) c);
}
c = input.read();
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-token character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 8
| Source File: HttpParser.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
|
/**
* Token can be read unambiguously with or without surrounding quotes so
* this parsing method for token permits optional surrounding double quotes.
* This is not defined in any RFC. It is a special case to handle data from
* buggy clients (known buggy clients for DIGEST auth include Microsoft IE 8
* & 9, Apple Safari for OSX and iOS) that add quotes to values that
* should be tokens.
*
* @return the token if one was found, null if data other than a token or
* quoted token was found or null if the end of data was reached
* before a quoted token was terminated
*/
private static String readQuotedToken(StringReader input)
throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isToken(c)) {
return null;
} else {
result.append((char) c);
}
c = input.read();
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-token character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 9
| Source File: HttpParser.java From tomcatsrc with Apache License 2.0 | 5 votes |
|
/**
* Token can be read unambiguously with or without surrounding quotes so
* this parsing method for token permits optional surrounding double quotes.
* This is not defined in any RFC. It is a special case to handle data from
* buggy clients (known buggy clients for DIGEST auth include Microsoft IE 8
* & 9, Apple Safari for OSX and iOS) that add quotes to values that
* should be tokens.
*
* @return the token if one was found, null if data other than a token or
* quoted token was found or null if the end of data was reached
* before a quoted token was terminated
*/
private static String readQuotedToken(StringReader input)
throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isToken(c)) {
return null;
} else {
result.append((char) c);
}
c = input.read();
while (c != -1 && isToken(c)) {
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-token character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 10
| Source File: StringClob.java From Carbonado with Apache License 2.0 | 5 votes |
|
public Reader openReader(long pos) throws FetchException {
StringReader r = new StringReader(mStr);
try {
r.skip(pos);
} catch (IOException e) {
throw new FetchException(e);
}
return r;
}
Example 11
| Source File: MediaType.java From spring-boot-protocol with Apache License 2.0 | 4 votes |
|
/**
* LHEX can be read unambiguously with or without surrounding quotes so this
* parsing method for LHEX permits optional surrounding double quotes. Some
* buggy clients (libwww-perl for DIGEST auth) are known to send quoted LHEX
* when the specification requires just LHEX.
*
* <p>
* LHEX are, literally, lower-case hexadecimal digits. This implementation
* allows for upper-case digits as well, converting the returned value to
* lower-case.
*
* @return the sequence of LHEX (minus any surrounding quotes) if any was
* found, or <code>null</code> if data other LHEX was found
*/
static String readLhex(StringReader input) throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isHex(c)) {
return null;
} else {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
}
c = input.read();
while (c != -1 && isHex(c)) {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-hex character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 12
| Source File: HttpParser.java From Tomcat7.0.67 with Apache License 2.0 | 4 votes |
|
/**
* LHEX can be read unambiguously with or without surrounding quotes so this
* parsing method for LHEX permits optional surrounding double quotes. Some
* buggy clients (libwww-perl for DIGEST auth) are known to send quoted LHEX
* when the specification requires just LHEX.
*
* <p>
* LHEX are, literally, lower-case hexadecimal digits. This implementation
* allows for upper-case digits as well, converting the returned value to
* lower-case.
*
* @return the sequence of LHEX (minus any surrounding quotes) if any was
* found, or <code>null</code> if data other LHEX was found
*/
private static String readLhex(StringReader input)
throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isHex(c)) {
return null;
} else {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
}
c = input.read();
while (c != -1 && isHex(c)) {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-hex character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
Example 13
| Source File: HttpParser.java From tomcatsrc with Apache License 2.0 | 4 votes |
|
/**
* LHEX can be read unambiguously with or without surrounding quotes so this
* parsing method for LHEX permits optional surrounding double quotes. Some
* buggy clients (libwww-perl for DIGEST auth) are known to send quoted LHEX
* when the specification requires just LHEX.
*
* <p>
* LHEX are, literally, lower-case hexadecimal digits. This implementation
* allows for upper-case digits as well, converting the returned value to
* lower-case.
*
* @return the sequence of LHEX (minus any surrounding quotes) if any was
* found, or <code>null</code> if data other LHEX was found
*/
private static String readLhex(StringReader input)
throws IOException {
StringBuilder result = new StringBuilder();
boolean quoted = false;
int c = skipLws(input, false);
if (c == '"') {
quoted = true;
} else if (c == -1 || !isHex(c)) {
return null;
} else {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
}
c = input.read();
while (c != -1 && isHex(c)) {
if ('A' <= c && c <= 'F') {
c -= ('A' - 'a');
}
result.append((char) c);
c = input.read();
}
if (quoted) {
if (c != '"') {
return null;
}
} else {
// Skip back so non-hex character is available for next read
input.skip(-1);
}
if (c != -1 && result.length() == 0) {
return null;
} else {
return result.toString();
}
}
