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27 package org.apache.hc.client5.http.impl.cache;
28
29 import java.util.Iterator;
30 import java.util.Objects;
31
32 import org.apache.hc.core5.http.Header;
33 import org.apache.hc.core5.http.MessageHeaders;
34 import org.hamcrest.BaseMatcher;
35 import org.hamcrest.Description;
36 import org.hamcrest.Matcher;
37
38 public class ContainsHeaderMatcher extends BaseMatcher<MessageHeaders> {
39
40 private final String headerName;
41 private final Object headerValue;
42
43 public ContainsHeaderMatcher(final String headerName, final Object headerValue) {
44 this.headerName = headerName;
45 this.headerValue = headerValue;
46 }
47
48 @Override
49 public boolean matches(final Object item) {
50 if (item instanceof MessageHeaders) {
51 final MessageHeaders messageHeaders = (MessageHeaders) item;
52 for (final Iterator<Header> it = messageHeaders.headerIterator(); it.hasNext(); ) {
53 final Header header = it.next();
54 if (headerName.equalsIgnoreCase(header.getName()) && Objects.equals(headerValue, header.getValue())) {
55 return true;
56 }
57 }
58 }
59 return false;
60 }
61
62 @Override
63 public void describeTo(final Description description) {
64 description.appendText("contains header ").appendValue(headerName).appendText(": ").appendValue(headerValue);
65 }
66
67 public static Matcher<MessageHeaders> contains(final String headerName, final Object headerValue) {
68 return new ContainsHeaderMatcher(headerName, headerValue);
69 }
70
71 }