* 'master' of https://github.com/jcscoobyrs/jclouds:
  Issue 550: Added support for finding providers that are in a particular "location" as identified by an ISO 3166 code.
This commit is contained in:
Adrian Cole 2011-05-25 14:52:17 -06:00
commit 0914978560
4 changed files with 81 additions and 5 deletions

View File

@ -18,6 +18,7 @@
*/
package org.jclouds.providers;
import com.google.common.base.Preconditions;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
@ -51,7 +52,7 @@ public class ProviderPredicates {
Preconditions2.checkNotEmpty(id, "id must be defined");
return new Predicate<ProviderMetadata>() {
/**
* {@see com.google.common.base.Predicate#apply(T)
* {@inheritDoc}
*/
@Override
public boolean apply(ProviderMetadata providerMetadata) {
@ -59,7 +60,7 @@ public class ProviderPredicates {
}
/**
* {@see java.lang.Object#toString()
* {@inheritDoc}
*/
@Override
public String toString() {
@ -80,7 +81,7 @@ public class ProviderPredicates {
Preconditions2.checkNotEmpty(type, "type must be defined");
return new Predicate<ProviderMetadata>() {
/**
* {@see com.google.common.base.Predicate#apply(T)
* {@inheritDoc}
*/
@Override
public boolean apply(ProviderMetadata providerMetadata) {
@ -88,7 +89,7 @@ public class ProviderPredicates {
}
/**
* {@see java.lang.Object#toString()
* {@inheritDoc}
*/
@Override
public String toString() {
@ -97,4 +98,42 @@ public class ProviderPredicates {
};
}
/**
* Returns all providers that are "in" the given ISO 3166 code.
*
* @param iso3166Code the ISO 3166 code for the location/region to search for
*
* @return the providers "in" the given ISO 3166 code
*/
public static Predicate<ProviderMetadata> inIso3166Code(final String iso3166Code) {
Preconditions.checkNotNull(iso3166Code, "iso3166Code must not be null");
return new Predicate<ProviderMetadata>() {
/**
* {@inheritDoc}
*/
@Override
public boolean apply(ProviderMetadata providerMetadata) {
for (String availCode : providerMetadata.getIso3166Codes()) {
if(iso3166Code.indexOf('-') == -1) {
if (availCode.startsWith(iso3166Code + "-")) {
return true;
}
} else if (availCode.equals(iso3166Code)) {
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*/
@Override
public String toString() {
return "iso3166Code(" + iso3166Code + ")";
}
};
}
}

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@ -126,4 +126,15 @@ public class Providers {
return filter(all(), ProviderPredicates.type(type));
}
/**
* Returns the providers that have the given ISO 3166 code regardless of type.
*
* @param isoCode
* the ISO 3166 code to filter providers by
*
* @return the providers with the given ISO 3166 code
*/
public static Iterable<ProviderMetadata> withIso3166Code(String iso3166Code) {
return filter(all(), ProviderPredicates.inIso3166Code(iso3166Code));
}
}

View File

@ -99,7 +99,7 @@ public class JcloudsTestBlobStoreProviderMetadata extends BaseProviderMetadata {
*/
@Override
public Set<String> getIso3166Codes() {
return ImmutableSet.of("US-VA", "US-CA");
return ImmutableSet.of("US-VA", "US-CA", "US-FL");
}
}

View File

@ -21,6 +21,8 @@ package org.jclouds.providers;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.fail;
import java.util.HashMap;
import java.util.Map;
import java.util.NoSuchElementException;
import org.testng.annotations.Test;
@ -85,4 +87,28 @@ public class ProvidersTest {
}
}
@Test
public void testWithIso3166Code() {
@SuppressWarnings("serial")
Map<String, Integer> expectedResults = new HashMap<String, Integer>() {{
put("US-CA", 2);
put("US-FL", 1);
put("US", 2);
put("SOME-FAKE-CODE", 0);
}};
for (Map.Entry<String, Integer> result : expectedResults.entrySet()) {
Iterable<ProviderMetadata> providersMetadata = Providers.withIso3166Code(result.getKey());
int providersFound = 0;
for (ProviderMetadata providerMetadata : providersMetadata) {
if (providerMetadata != null) {
providersFound++;
}
}
assertEquals(providersFound, result.getValue().intValue());
}
}
}