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本文整理了Java中org.archive.io.warc.WARCWriter
类的一些代码示例,展示了WARCWriter
类的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。WARCWriter
类的具体详情如下:
包路径:org.archive.io.warc.WARCWriter
类名称:WARCWriter
[英]WARC implementation.
Assumption is that the caller is managing access to this WARCWriter ensuring only one thread accessing this WARC instance at any one time.
While being written, WARCs have a '.open' suffix appended.
[中]WARC实现。
假设调用方正在管理对这个WARCWriter的访问,确保在任何时候只有一个线程访问这个WARC实例。
在编写WARC时,WARC有一个。附加了“打开”后缀。
代码示例来源:origin: internetarchive/heritrix3
writer = new WARCWriter(
new AtomicInteger(),
bos,
writer.writeWarcinfoRecord(warc.getName(),
"Made from " + reader.getReaderIdentifier() + " by " +
this.getClass().getName() + "/" + getRevision());
l.setLevel(Level.WARNING);
try {
writer.close();
} finally {
l.setLevel(oldLevel);
代码示例来源:origin: internetarchive/heritrix3
protected URI writeFtpControlConversation(WARCWriter w, String timestamp,
URI baseid, CrawlURI curi, ANVLRecord headers,
String controlConversation) throws IOException {
WARCRecordInfo recordInfo = new WARCRecordInfo();
recordInfo.setCreate14DigitDate(timestamp);
recordInfo.setUrl(curi.toString());
recordInfo.setMimetype(FTP_CONTROL_CONVERSATION_MIMETYPE);
recordInfo.setExtraHeaders(headers);
recordInfo.setEnforceLength(true);
recordInfo.setType(WARCRecordType.metadata);
recordInfo.setRecordId(qualifyRecordID(baseid, TYPE, WARCRecordType.metadata.toString()));
byte[] b = controlConversation.getBytes("UTF-8");
recordInfo.setContentStream(new ByteArrayInputStream(b));
recordInfo.setContentLength((long) b.length);
w.writeRecord(recordInfo);
return recordInfo.getRecordId();
}
代码示例来源:origin: internetarchive/heritrix3
protected void updateMetadataAfterWrite(final CrawlURI curi,
WARCWriter writer, long startPosition) {
if (WARCWriter.getStat(writer.getTmpStats(), WARCWriter.TOTALS, WARCWriter.NUM_RECORDS) > 0l) {
addStats(writer.getTmpStats());
urlsWritten.incrementAndGet();
+ WARCWriter.getStat(writer.getTmpStats(), WARCWriter.TOTALS, WARCWriter.SIZE_ON_DISK)
+ " bytes to " + writer.getFile().getName() + " for " + curi);
setTotalBytesWritten(getTotalBytesWritten() + (writer.getPosition() - startPosition));
curi.addExtraInfo("warcFilename", writer.getFilenameWithoutOccupiedSuffix());
curi.addExtraInfo("warcFileOffset", startPosition);
curi.getData().put(A_WARC_STATS, copyStats(writer.getTmpStats()));
history[0].put(A_WRITE_TAG, writer.getFilenameWithoutOccupiedSuffix());
for (WARCRecordInfo warcRecord: writer.getTmpRecordLog()) {
if ((warcRecord.getType() == WARCRecordType.response
|| warcRecord.getType() == WARCRecordType.resource)
代码示例来源:origin: internetarchive/heritrix3
writer.resetTmpStats();
writer.resetTmpRecordLog();
long position = writer.getPosition();
try {
writer.checkSize();
if (writer.getPosition() != position) {
(writer.getPosition() - position));
addStats(writer.getTmpStats());
writer.resetTmpStats();
writer.resetTmpRecordLog();
position = writer.getPosition();
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
header = createRecordHeader(recordInfo);
long startPosition;
startPosition = getPosition();
try {
preWriteRecordTasks();
write(bytes);
totalBytes += bytes.length;
write(CRLF_BYTES);
totalBytes += CRLF_BYTES.length;
contentBytes += copyFrom(recordInfo.getContentStream(),
recordInfo.getContentLength(),
recordInfo.getEnforceLength());
write(CRLF_BYTES);
write(CRLF_BYTES);
totalBytes += 2 * CRLF_BYTES.length;
recordInfo.setWARCFilename(getFilenameWithoutOccupiedSuffix());
recordInfo.setWARCFileOffset(startPosition);
tmpRecordLog.add(recordInfo);
} finally {
postWriteRecordTasks();
tally(recordInfo.getType(), contentBytes, totalBytes, getPosition() - startPosition);
代码示例来源:origin: ViDA-NYU/ache
@Override
public boolean insert(Page target) {
try {
if (writer == null) {
createWarcWriter();
}
WARCRecordInfo warcRecord = getWarcRecordInfo(target, generator.getRecordID());
synchronized (writer) {
writer.checkSize();
writer.writeRecord(warcRecord);
writer.resetTmpStats();
writer.resetTmpRecordLog();
}
return true;
} catch (IOException e) {
logger.error("Exception thrown while creating a WARC record.", e);
}
return false;
}
代码示例来源:origin: iipc/openwayback
private void writeHeaderRecord(File target, File fieldsSrc, String id)
throws IOException {
WARCWriter writer = null;
BufferedOutputStream bos =
new BufferedOutputStream(new FileOutputStream(target));
FileInputStream is = new FileInputStream(fieldsSrc);
ANVLRecord ar = ANVLRecord.load(is);
List<String> metadata = new ArrayList<String>(1);
metadata.add(ar.toString());
writer = new WARCWriter(new AtomicInteger(),bos,target,getSettings(true, null, null, metadata));
// Write a warcinfo record with description about how this WARC
// was made.
writer.writeWarcinfoRecord(target.getName(), "Made from "
+ id + " by "
+ this.getClass().getName());
}
private WARCWriterPoolSettings getSettings(final boolean isCompressed,
代码示例来源:origin: org.netpreserve.commons/commons-web
recordInfo.setEnforceLength(true);
recordInfo.setRecordId(generateRecordId(TYPE, WARCRecordType.warcinfo.toString()));
writeRecord(recordInfo);
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
protected WriterPoolMember makeWriter() {
return new WARCWriter(serialNo, (WARCWriterPoolSettings)settings);
}
}
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
public URI writeWarcinfoRecord(String filename)
throws IOException {
return writeWarcinfoRecord(filename, null);
}
代码示例来源:origin: iipc/webarchive-commons
public String getFilenameWithoutOccupiedSuffix() {
String name = getFile().getName();
if (name.endsWith(ArchiveFileConstants.OCCUPIED_SUFFIX)) {
name = name.substring(0, name.length() - ArchiveFileConstants.OCCUPIED_SUFFIX.length());
}
return name;
}
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
protected String createRecordHeader(WARCRecordInfo metaRecord)
throws IllegalArgumentException {
final StringBuilder sb =
new StringBuilder(2048/*A SWAG: TODO: Do analysis.*/);
sb.append(WARC_ID).append(CRLF);
sb.append(HEADER_KEY_TYPE).append(COLON_SPACE).append(metaRecord.getType()).
append(CRLF);
// Do not write a subject-uri if not one present.
if (!StringUtils.isEmpty(metaRecord.getUrl())) {
sb.append(HEADER_KEY_URI).append(COLON_SPACE).
append(checkHeaderValue(metaRecord.getUrl())).append(CRLF);
}
sb.append(HEADER_KEY_DATE).append(COLON_SPACE).
append(metaRecord.getCreate14DigitDate()).append(CRLF);
if (metaRecord.getExtraHeaders() != null) {
for (final Iterator<Element> i = metaRecord.getExtraHeaders().iterator(); i.hasNext();) {
sb.append(i.next()).append(CRLF);
}
}
sb.append(HEADER_KEY_ID).append(COLON_SPACE).append('<').
append(metaRecord.getRecordId().toString()).append('>').append(CRLF);
if (metaRecord.getContentLength() > 0) {
sb.append(CONTENT_TYPE).append(COLON_SPACE).append(
checkHeaderLineMimetypeParameter(metaRecord.getMimetype())).append(CRLF);
}
sb.append(CONTENT_LENGTH).append(COLON_SPACE).
append(Long.toString(metaRecord.getContentLength())).append(CRLF);
return sb.toString();
}
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
protected String checkHeaderValue(final String value)
throws IllegalArgumentException {
for (int i = 0; i < value.length(); i++) {
final char c = value.charAt(i);
baseCharacterCheck(c, value);
if (Character.isWhitespace(c)) {
throw new IllegalArgumentException("Contains disallowed white space 0x" +
Integer.toHexString(c) + ": " + value);
}
}
return value;
}
代码示例来源:origin: org.netpreserve.commons/commons-web
header = createRecordHeader(recordInfo);
startPosition = getPosition();
preWriteRecordTasks();
write(bytes);
totalBytes += bytes.length;
write(CRLF_BYTES); // TODO: should this be written even for zero-length?
totalBytes += CRLF_BYTES.length;
contentBytes += copyFrom(recordInfo.getContentStream(),
recordInfo.getContentLength(),
recordInfo.getEnforceLength());
write(CRLF_BYTES);
write(CRLF_BYTES);
totalBytes += 2 * CRLF_BYTES.length;
tally(recordInfo.getType(), contentBytes, totalBytes, getPosition() - startPosition);
recordInfo.setWARCFilename(getFilenameWithoutOccupiedSuffix());
recordInfo.setWARCFileOffset(startPosition);
tmpRecordLog.add(recordInfo);
} finally {
postWriteRecordTasks();
代码示例来源:origin: org.archive.heritrix/heritrix-modules
writer.resetTmpStats();
writer.resetTmpRecordLog();
long position = writer.getPosition();
try {
writer.checkSize();
if (writer.getPosition() != position) {
(writer.getPosition() - position));
addStats(writer.getTmpStats());
writer.resetTmpStats();
writer.resetTmpRecordLog();
position = writer.getPosition();
代码示例来源:origin: org.netpreserve.openwayback/openwayback-core
private void writeHeaderRecord(File target, File fieldsSrc, String id)
throws IOException {
WARCWriter writer = null;
BufferedOutputStream bos =
new BufferedOutputStream(new FileOutputStream(target));
FileInputStream is = new FileInputStream(fieldsSrc);
ANVLRecord ar = ANVLRecord.load(is);
List<String> metadata = new ArrayList<String>(1);
metadata.add(ar.toString());
writer = new WARCWriter(new AtomicInteger(),bos,target,getSettings(true, null, null, metadata));
// Write a warcinfo record with description about how this WARC
// was made.
writer.writeWarcinfoRecord(target.getName(), "Made from "
+ id + " by "
+ this.getClass().getName());
}
private WARCWriterPoolSettings getSettings(final boolean isCompressed,
代码示例来源:origin: org.netpreserve.commons/webarchive-commons
recordInfo.setEnforceLength(true);
recordInfo.setRecordId(generateRecordId(TYPE, WARCRecordType.warcinfo.toString()));
writeRecord(recordInfo);
代码示例来源:origin: org.netpreserve.commons/commons-web
protected WriterPoolMember makeWriter() {
return new WARCWriter(serialNo, (WARCWriterPoolSettings)settings);
}
}
代码示例来源:origin: org.netpreserve.commons/commons-web
public URI writeWarcinfoRecord(String filename)
throws IOException {
return writeWarcinfoRecord(filename, null);
}
代码示例来源:origin: org.netpreserve.commons/commons-web
public String getFilenameWithoutOccupiedSuffix() {
String name = getFile().getName();
if (name.endsWith(ArchiveFileConstants.OCCUPIED_SUFFIX)) {
name = name.substring(0, name.length() - ArchiveFileConstants.OCCUPIED_SUFFIX.length());
}
return name;
}
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