下面列出了怎么用org.apache.http.impl.cookie.DateUtils的API类实例代码及写法，或者点击链接到github查看源代码。
@SuppressForbidden(reason = "Needs currentTimeMillis to check against expiry headers from Solr")
protected void checkVetoHeaders(HttpResponse response, boolean checkExpires) throws Exception {
Header head = response.getFirstHeader("Cache-Control");
assertNotNull("We got no Cache-Control header", head);
assertTrue("We got no no-cache in the Cache-Control header ["+head+"]", head.getValue().contains("no-cache"));
assertTrue("We got no no-store in the Cache-Control header ["+head+"]", head.getValue().contains("no-store"));
head = response.getFirstHeader("Pragma");
assertNotNull("We got no Pragma header", head);
assertEquals("no-cache", head.getValue());
if (checkExpires) {
head = response.getFirstHeader("Expires");
assertNotNull("We got no Expires header:" + Arrays.asList(response.getAllHeaders()), head);
Date d = DateUtils.parseDate(head.getValue());
assertTrue("We got no Expires header far in the past", System
.currentTimeMillis()
- d.getTime() > 100000);
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
// 设置 If-None-Match
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
// 设置 If-Modified-Since
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
private boolean entryDateHeaderNewerThenResponse(HttpCacheEntry entry,
HttpResponse response) {
try {
Date entryDate = DateUtils.parseDate(entry.getFirstHeader(
HTTP.DATE_HEADER).getValue());
Date responseDate = DateUtils.parseDate(response.getFirstHeader(
HTTP.DATE_HEADER).getValue());
if (!entryDate.after(responseDate)) {
return false;
}
} catch (DateParseException e) {
return false;
}
return true;
}
private boolean alreadyHaveNewerCacheEntry(HttpHost target,
HttpRequest request, HttpResponse backendResponse)
throws IOException {
HttpCacheEntry existing = null;
try {
existing = responseCache.getCacheEntry(target, request);
} catch (IOException ioe) {
// nop
}
if (existing == null)
return false;
Header entryDateHeader = existing.getFirstHeader("Date");
if (entryDateHeader == null)
return false;
Header responseDateHeader = backendResponse.getFirstHeader("Date");
if (responseDateHeader == null)
return false;
try {
Date entryDate = DateUtils.parseDate(entryDateHeader.getValue());
Date responseDate = DateUtils.parseDate(responseDateHeader
.getValue());
return responseDate.before(entryDate);
} catch (DateParseException e) {
}
return false;
}
public long getLastModified() {
Header responseHeader = response.getFirstHeader("last-modified");
if (responseHeader == null) {
return 0;
}
try {
return DateUtils.parseDate(responseHeader.getValue()).getTime();
} catch (Exception e) {
return 0;
}
}
public long getLastModified() {
Header responseHeader = response.getFirstHeader("last-modified");
if (responseHeader == null) {
return 0;
}
try {
return DateUtils.parseDate(responseHeader.getValue()).getTime();
} catch (Exception e) {
return 0;
}
}
protected void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
if (entry != null) {
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.serverDate > 0L) {
Date refTime = new Date(entry.serverDate);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
}
public static long parseDateAsEpoch(String dateStr) {
try {
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException var2) {
return 0L;
}
}
protected void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
/*
* 解析时间，将 RFC1123 的时间格式，解析成 epoch 时间
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
// 耦合了 Apache 的时间工具类
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.serverDate > 0) {
Date refTime = new Date(entry.serverDate);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
public long getLastModified() {
Header responseHeader = response.getFirstHeader("last-modified");
if (responseHeader == null) {
return 0;
}
try {
return DateUtils.parseDate(responseHeader.getValue()).getTime();
} catch (Exception e) {
return 0;
}
}
public long getLastModified() {
Header responseHeader = response.getFirstHeader("last-modified");
if (responseHeader == null) {
return 0;
}
try {
return DateUtils.parseDate(responseHeader.getValue()).getTime();
} catch (Exception e) {
return 0;
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.serverDate > 0) {
Date refTime = new Date(entry.serverDate);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.serverDate > 0) {
Date refTime = new Date(entry.serverDate);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}
/**
* Parse date in RFC1123 format, and return its value as epoch
*/
public static long parseDateAsEpoch(String dateStr) {
try {
// Parse date in RFC1123 format if this header contains one
return DateUtils.parseDate(dateStr).getTime();
} catch (DateParseException e) {
// Date in invalid format, fallback to 0
return 0;
}
}
private void addCacheHeaders(Map<String, String> headers, Cache.Entry entry) {
// If there's no cache entry, we're done.
if (entry == null) {
return;
}
if (entry.etag != null) {
headers.put("If-None-Match", entry.etag);
}
if (entry.lastModified > 0) {
Date refTime = new Date(entry.lastModified);
headers.put("If-Modified-Since", DateUtils.formatDate(refTime));
}
}