com.sun.jersey.core.spi.factory.ResponseBuilderHeaders Maven / Gradle / Ivy
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package com.sun.jersey.core.spi.factory;
import com.sun.jersey.core.util.KeyComparatorHashMap;
import com.sun.jersey.core.util.StringIgnoreCaseKeyComparator;
import java.util.Collections;
import java.util.Map;
/**
* HTTP header constants for use with {@link ResponseBuilderImpl} and
* {@link ResponseImpl}.
*
* @author [email protected]
*/
public final class ResponseBuilderHeaders {
public static final int CACHE_CONTROL = 0;
public static final int CONTENT_LANGUAGE = 1;
public static final int CONTENT_LOCATION = 2;
public static final int CONTENT_TYPE = 3;
public static final int ETAG = 4;
public static final int LAST_MODIFIED = 5;
public static final int LOCATION = 6;
private static final Map HEADER_MAP = createHeaderMap();
private static final String[] HEADER_ARRAY = createHeaderArray();
private static Map createHeaderMap() {
Map m = new KeyComparatorHashMap(
StringIgnoreCaseKeyComparator.SINGLETON);
m.put("Cache-Control", CACHE_CONTROL);
m.put("Content-Language", CONTENT_LANGUAGE);
m.put("Content-Location", CONTENT_LOCATION);
m.put("Content-Type", CONTENT_TYPE);
m.put("ETag", ETAG);
m.put("Last-Modified", LAST_MODIFIED);
m.put("Location", LOCATION);
return Collections.unmodifiableMap(m);
}
private static String[] createHeaderArray() {
Map m = createHeaderMap();
String[] a = new String[m.size()];
for (Map.Entry e : m.entrySet()) {
a[e.getValue()] = e.getKey();
}
return a;
}
public static int getSize() {
return HEADER_MAP.size();
}
public static String getNameFromId(int id) {
return HEADER_ARRAY[id];
}
public static Integer getIdFromName(String name) {
return HEADER_MAP.get(name);
}
}