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biyuhao
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Release resource after use in ConfigParserTest (apache#3127)
Release resource after use in ConfigParserTest
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‎dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/configurator/parser/ConfigParserTest.java‎

Lines changed: 96 additions & 91 deletions
Original file line numberDiff line numberDiff line change
@@ -27,6 +27,7 @@
2727
import org.yaml.snakeyaml.Yaml;
2828
import org.yaml.snakeyaml.constructor.Constructor;
2929

30+
import java.io.IOException;
3031
import java.io.InputStream;
3132
import java.util.List;
3233

@@ -35,129 +36,133 @@
3536
*/
3637
public class ConfigParserTest {
3738

38-
private String streamToString(InputStream stream) {
39-
try {
40-
byte[] bytes = new byte[stream.available()];
41-
stream.read(bytes);
42-
return new String(bytes);
43-
} catch (Exception e) {
44-
e.printStackTrace();
45-
}
46-
return null;
39+
private String streamToString(InputStream stream) throws IOException {
40+
byte[] bytes = new byte[stream.available()];
41+
stream.read(bytes);
42+
return new String(bytes);
4743
}
4844

4945
@Test
50-
public void snakeYamlBasicTest() {
51-
InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoApp.yml");
46+
public void snakeYamlBasicTest() throws IOException {
47+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoApp.yml")) {
5248

53-
Constructor constructor = new Constructor(ConfiguratorConfig.class);
54-
TypeDescription carDescription = new TypeDescription(ConfiguratorConfig.class);
55-
carDescription.addPropertyParameters("items", ConfigItem.class);
56-
constructor.addTypeDescription(carDescription);
49+
Constructor constructor = new Constructor(ConfiguratorConfig.class);
50+
TypeDescription carDescription = new TypeDescription(ConfiguratorConfig.class);
51+
carDescription.addPropertyParameters("items", ConfigItem.class);
52+
constructor.addTypeDescription(carDescription);
5753

58-
Yaml yaml = new Yaml(constructor);
59-
ConfiguratorConfig config = yaml.load(yamlStream);
60-
System.out.println(config);
54+
Yaml yaml = new Yaml(constructor);
55+
ConfiguratorConfig config = yaml.load(yamlStream);
56+
System.out.println(config);
57+
}
6158
}
6259

6360
@Test
6461
public void parseConfiguratorsServiceNoAppTest() throws Exception {
65-
InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoApp.yml");
66-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
67-
Assert.assertNotNull(urls);
68-
Assert.assertEquals(2, urls.size());
69-
URL url = urls.get(0);
70-
Assert.assertEquals(url.getAddress(), "127.0.0.1:20880");
71-
Assert.assertEquals(url.getParameter(Constants.WEIGHT_KEY, 0), 222);
62+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoApp.yml")) {
63+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
64+
Assert.assertNotNull(urls);
65+
Assert.assertEquals(2, urls.size());
66+
URL url = urls.get(0);
67+
Assert.assertEquals(url.getAddress(), "127.0.0.1:20880");
68+
Assert.assertEquals(url.getParameter(Constants.WEIGHT_KEY, 0), 222);
69+
}
7270
}
7371

7472
@Test
7573
public void parseConfiguratorsServiceGroupVersionTest() throws Exception {
76-
InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceGroupVersion.yml");
77-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
78-
Assert.assertNotNull(urls);
79-
Assert.assertEquals(1, urls.size());
80-
URL url = urls.get(0);
81-
Assert.assertEquals("testgroup", url.getParameter(Constants.GROUP_KEY));
82-
Assert.assertEquals("1.0.0", url.getParameter(Constants.VERSION_KEY));
74+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceGroupVersion.yml")) {
75+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
76+
Assert.assertNotNull(urls);
77+
Assert.assertEquals(1, urls.size());
78+
URL url = urls.get(0);
79+
Assert.assertEquals("testgroup", url.getParameter(Constants.GROUP_KEY));
80+
Assert.assertEquals("1.0.0", url.getParameter(Constants.VERSION_KEY));
81+
}
8382
}
8483

8584
@Test
86-
public void parseConfiguratorsServiceMultiAppsTest() {
87-
InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceMultiApps.yml");
88-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
89-
Assert.assertNotNull(urls);
90-
Assert.assertEquals(4, urls.size());
91-
URL url = urls.get(0);
92-
Assert.assertEquals("127.0.0.1", url.getAddress());
93-
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
94-
Assert.assertNotNull(url.getParameter(Constants.APPLICATION_KEY));
85+
public void parseConfiguratorsServiceMultiAppsTest() throws IOException {
86+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceMultiApps.yml")) {
87+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
88+
Assert.assertNotNull(urls);
89+
Assert.assertEquals(4, urls.size());
90+
URL url = urls.get(0);
91+
Assert.assertEquals("127.0.0.1", url.getAddress());
92+
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
93+
Assert.assertNotNull(url.getParameter(Constants.APPLICATION_KEY));
94+
}
9595
}
9696

9797
@Test(expected = IllegalStateException.class)
98-
public void parseConfiguratorsServiceNoRuleTest() {
99-
InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoRule.yml");
100-
ConfigParser.parseConfigurators(streamToString(yamlStream));
101-
Assert.fail();
98+
public void parseConfiguratorsServiceNoRuleTest() throws IOException {
99+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ServiceNoRule.yml")) {
100+
ConfigParser.parseConfigurators(streamToString(yamlStream));
101+
Assert.fail();
102+
}
102103
}
103104

104105
@Test
105-
public void parseConfiguratorsAppMultiServicesTest() {
106-
InputStream yamlStream = this.getClass().getResourceAsStream("/AppMultiServices.yml");
107-
String yamlFile = streamToString(yamlStream);
108-
List<URL> urls = ConfigParser.parseConfigurators(yamlFile);
109-
Assert.assertNotNull(urls);
110-
Assert.assertEquals(4, urls.size());
111-
URL url = urls.get(0);
112-
Assert.assertEquals("127.0.0.1", url.getAddress());
113-
Assert.assertEquals("service1", url.getServiceInterface());
114-
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
115-
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
116-
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
106+
public void parseConfiguratorsAppMultiServicesTest() throws IOException {
107+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/AppMultiServices.yml")) {
108+
String yamlFile = streamToString(yamlStream);
109+
List<URL> urls = ConfigParser.parseConfigurators(yamlFile);
110+
Assert.assertNotNull(urls);
111+
Assert.assertEquals(4, urls.size());
112+
URL url = urls.get(0);
113+
Assert.assertEquals("127.0.0.1", url.getAddress());
114+
Assert.assertEquals("service1", url.getServiceInterface());
115+
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
116+
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
117+
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
118+
}
117119
}
118120

119121

120122
@Test
121-
public void parseConfiguratorsAppAnyServicesTest() {
122-
InputStream yamlStream = this.getClass().getResourceAsStream("/AppAnyServices.yml");
123-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
124-
Assert.assertNotNull(urls);
125-
Assert.assertEquals(2, urls.size());
126-
URL url = urls.get(0);
127-
Assert.assertEquals("127.0.0.1", url.getAddress());
128-
Assert.assertEquals("*", url.getServiceInterface());
129-
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
130-
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
131-
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
123+
public void parseConfiguratorsAppAnyServicesTest() throws IOException {
124+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/AppAnyServices.yml")) {
125+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
126+
Assert.assertNotNull(urls);
127+
Assert.assertEquals(2, urls.size());
128+
URL url = urls.get(0);
129+
Assert.assertEquals("127.0.0.1", url.getAddress());
130+
Assert.assertEquals("*", url.getServiceInterface());
131+
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
132+
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
133+
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
134+
}
132135
}
133136

134137
@Test
135-
public void parseConfiguratorsAppNoServiceTest() {
136-
InputStream yamlStream = this.getClass().getResourceAsStream("/AppNoService.yml");
137-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
138-
Assert.assertNotNull(urls);
139-
Assert.assertEquals(1, urls.size());
140-
URL url = urls.get(0);
141-
Assert.assertEquals("127.0.0.1", url.getAddress());
142-
Assert.assertEquals("*", url.getServiceInterface());
143-
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
144-
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
145-
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
138+
public void parseConfiguratorsAppNoServiceTest() throws IOException {
139+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/AppNoService.yml")) {
140+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
141+
Assert.assertNotNull(urls);
142+
Assert.assertEquals(1, urls.size());
143+
URL url = urls.get(0);
144+
Assert.assertEquals("127.0.0.1", url.getAddress());
145+
Assert.assertEquals("*", url.getServiceInterface());
146+
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
147+
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
148+
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
149+
}
146150
}
147151

148152
@Test
149-
public void parseConsumerSpecificProvidersTest() {
150-
InputStream yamlStream = this.getClass().getResourceAsStream("/ConsumerSpecificProviders.yml");
151-
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
152-
Assert.assertNotNull(urls);
153-
Assert.assertEquals(1, urls.size());
154-
URL url = urls.get(0);
155-
Assert.assertEquals("127.0.0.1", url.getAddress());
156-
Assert.assertEquals("*", url.getServiceInterface());
157-
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
158-
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
159-
Assert.assertEquals("127.0.0.1:20880", url.getParameter(Constants.OVERRIDE_PROVIDERS_KEY));
160-
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
153+
public void parseConsumerSpecificProvidersTest() throws IOException {
154+
try(InputStream yamlStream = this.getClass().getResourceAsStream("/ConsumerSpecificProviders.yml")) {
155+
List<URL> urls = ConfigParser.parseConfigurators(streamToString(yamlStream));
156+
Assert.assertNotNull(urls);
157+
Assert.assertEquals(1, urls.size());
158+
URL url = urls.get(0);
159+
Assert.assertEquals("127.0.0.1", url.getAddress());
160+
Assert.assertEquals("*", url.getServiceInterface());
161+
Assert.assertEquals(6666, url.getParameter(Constants.TIMEOUT_KEY, 0));
162+
Assert.assertEquals("random", url.getParameter(Constants.LOADBALANCE_KEY));
163+
Assert.assertEquals("127.0.0.1:20880", url.getParameter(Constants.OVERRIDE_PROVIDERS_KEY));
164+
Assert.assertEquals(url.getParameter(Constants.APPLICATION_KEY), "demo-consumer");
165+
}
161166
}
162167

163168
}

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