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Merge pull request #270 from tsegismont/jira/HWKMETRICS-154
List metrics endpoint fails with 500 Internal Server Error when "type" param is missing
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39 changes: 39 additions & 0 deletions
39
...ics-api-jaxrs/src/main/java/org/hawkular/metrics/api/jaxrs/param/MetricTypeConverter.java
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/* | ||
* Copyright 2014-2015 Red Hat, Inc. and/or its affiliates | ||
* and other contributors as indicated by the @author tags. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package org.hawkular.metrics.api.jaxrs.param; | ||
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import javax.ws.rs.ext.ParamConverter; | ||
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import org.hawkular.metrics.core.api.MetricType; | ||
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/** | ||
* A JAX-RS {@link ParamConverter} for {@link MetricType} parameters. | ||
* | ||
* @author Thomas Segismont | ||
*/ | ||
public class MetricTypeConverter implements ParamConverter<MetricType> { | ||
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@Override | ||
public MetricType fromString(String s) { | ||
return MetricType.fromTextCode(s); | ||
} | ||
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@Override | ||
public String toString(MetricType metricType) { | ||
return metricType.getText(); | ||
} | ||
} |
44 changes: 44 additions & 0 deletions
44
...api-jaxrs/src/test/java/org/hawkular/metrics/api/jaxrs/param/MetricTypeConverterTest.java
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Original file line number | Diff line number | Diff line change |
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/* | ||
* Copyright 2014-2015 Red Hat, Inc. and/or its affiliates | ||
* and other contributors as indicated by the @author tags. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package org.hawkular.metrics.api.jaxrs.param; | ||
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import static java.util.stream.Collectors.joining; | ||
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import java.util.Arrays; | ||
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import org.hawkular.metrics.core.api.MetricType; | ||
import org.junit.Rule; | ||
import org.junit.Test; | ||
import org.junit.rules.ExpectedException; | ||
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/** | ||
* @author Thomas Segismont | ||
*/ | ||
public class MetricTypeConverterTest { | ||
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@Rule | ||
public final ExpectedException expectedException = ExpectedException.none(); | ||
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@Test | ||
public void shouldThrowIllegalArgumentExceptionWithInvalidText() throws Exception { | ||
expectedException.expect(IllegalArgumentException.class); | ||
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String invalidText = Arrays.stream(MetricType.values()).map(MetricType::getText).collect(joining(".")); | ||
new MetricTypeConverter().fromString(invalidText); | ||
} | ||
} |
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