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Placeholder configurers allow for trimming of property values

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Issue: SPR-5839
This commit is contained in:
Juergen Hoeller
2016-02-19 19:19:39 +01:00
parent 890819f886
commit a7ad49adcf
10 changed files with 213 additions and 93 deletions
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24
spring-context/src/test/java/org/springframework/context/config/ContextNamespaceHandlerTests.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2015 the original author or authors.
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -18,14 +18,10 @@ package org.springframework.context.config;
import java.util.Calendar;
import java.util.Date;
import java.util.Map;
import org.junit.After;
import org.junit.Test;
import org.springframework.beans.factory.config.PlaceholderConfigurerSupport;
import org.springframework.beans.factory.config.PropertyOverrideConfigurer;
import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.context.support.GenericXmlApplicationContext;
@@ -53,9 +49,6 @@ public class ContextNamespaceHandlerTests {
public void propertyPlaceholder() throws Exception {
ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
"contextNamespaceHandlerTests-replace.xml", getClass());
Map<String, PlaceholderConfigurerSupport> beans = applicationContext
.getBeansOfType(PlaceholderConfigurerSupport.class);
assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
assertEquals("bar", applicationContext.getBean("string"));
assertEquals("null", applicationContext.getBean("nullString"));
}
@@ -66,9 +59,6 @@ public class ContextNamespaceHandlerTests {
try {
ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
"contextNamespaceHandlerTests-system.xml", getClass());
Map<String, PropertyPlaceholderConfigurer> beans = applicationContext
.getBeansOfType(PropertyPlaceholderConfigurer.class);
assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
assertEquals("spam", applicationContext.getBean("string"));
assertEquals("none", applicationContext.getBean("fallback"));
}
@@ -86,9 +76,6 @@ public class ContextNamespaceHandlerTests {
applicationContext.setEnvironment(env);
applicationContext.load(new ClassPathResource("contextNamespaceHandlerTests-simple.xml", getClass()));
applicationContext.refresh();
Map<String, PlaceholderConfigurerSupport> beans = applicationContext
.getBeansOfType(PlaceholderConfigurerSupport.class);
assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
assertEquals("spam", applicationContext.getBean("string"));
assertEquals("none", applicationContext.getBean("fallback"));
}
@@ -97,9 +84,6 @@ public class ContextNamespaceHandlerTests {
public void propertyPlaceholderLocation() throws Exception {
ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
"contextNamespaceHandlerTests-location.xml", getClass());
Map<String, PropertyPlaceholderConfigurer> beans = applicationContext
.getBeansOfType(PropertyPlaceholderConfigurer.class);
assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
assertEquals("bar", applicationContext.getBean("foo"));
assertEquals("foo", applicationContext.getBean("bar"));
assertEquals("maps", applicationContext.getBean("spam"));
@@ -109,9 +93,6 @@ public class ContextNamespaceHandlerTests {
public void propertyPlaceholderIgnored() throws Exception {
ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
"contextNamespaceHandlerTests-replace-ignore.xml", getClass());
Map<String, PlaceholderConfigurerSupport> beans = applicationContext
.getBeansOfType(PlaceholderConfigurerSupport.class);
assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
assertEquals("${bar}", applicationContext.getBean("string"));
assertEquals("null", applicationContext.getBean("nullString"));
}
@@ -120,9 +101,6 @@ public class ContextNamespaceHandlerTests {
public void propertyOverride() throws Exception {
ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
"contextNamespaceHandlerTests-override.xml", getClass());
Map<String, PropertyOverrideConfigurer> beans = applicationContext
.getBeansOfType(PropertyOverrideConfigurer.class);
assertFalse("No PropertyOverrideConfigurer found", beans.isEmpty());
Date date = (Date) applicationContext.getBean("date");
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);

153
spring-context/src/test/java/org/springframework/context/support/PropertySourcesPlaceholderConfigurerTests.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
package org.springframework.context.support;
import java.util.Optional;
import java.util.Properties;
import org.junit.Rule;
@@ -24,6 +25,7 @@ import org.junit.rules.ExpectedException;
import org.springframework.beans.factory.BeanDefinitionStoreException;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.core.convert.support.DefaultConversionService;
import org.springframework.core.env.MutablePropertySources;
import org.springframework.core.env.PropertySource;
import org.springframework.core.env.StandardEnvironment;
@@ -39,6 +41,7 @@ import static org.springframework.beans.factory.support.BeanDefinitionBuilder.*;
/**
* @author Chris Beams
* @author Juergen Hoeller
* @since 3.1
*/
public class PropertySourcesPlaceholderConfigurerTests {
@@ -46,6 +49,7 @@ public class PropertySourcesPlaceholderConfigurerTests {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void replacementFromEnvironmentProperties() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
@@ -57,8 +61,7 @@ public class PropertySourcesPlaceholderConfigurerTests {
MockEnvironment env = new MockEnvironment();
env.setProperty("my.name", "myValue");
PropertySourcesPlaceholderConfigurer ppc =
new PropertySourcesPlaceholderConfigurer();
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setEnvironment(env);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("myValue"));
@@ -73,10 +76,10 @@ public class PropertySourcesPlaceholderConfigurerTests {
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
Resource resource = new ClassPathResource("PropertySourcesPlaceholderConfigurerTests.properties", this.getClass());
pc.setLocation(resource);
pc.postProcessBeanFactory(bf);
ppc.setLocation(resource);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("foo"));
}
@@ -101,11 +104,11 @@ public class PropertySourcesPlaceholderConfigurerTests {
MutablePropertySources propertySources = new MutablePropertySources();
propertySources.addLast(new MockPropertySource().withProperty("my.name", "foo"));
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setPropertySources(propertySources);
pc.postProcessBeanFactory(bf);
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setPropertySources(propertySources);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("foo"));
assertEquals(pc.getAppliedPropertySources().iterator().next(), propertySources.iterator().next());
assertEquals(ppc.getAppliedPropertySources().iterator().next(), propertySources.iterator().next());
}
@Test
@@ -119,13 +122,13 @@ public class PropertySourcesPlaceholderConfigurerTests {
MutablePropertySources propertySources = new MutablePropertySources();
propertySources.addLast(new MockPropertySource());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setPropertySources(propertySources);
pc.setEnvironment(new MockEnvironment().withProperty("my.name", "env"));
pc.setIgnoreUnresolvablePlaceholders(true);
pc.postProcessBeanFactory(bf);
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setPropertySources(propertySources);
ppc.setEnvironment(new MockEnvironment().withProperty("my.name", "env"));
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("${my.name}"));
assertEquals(pc.getAppliedPropertySources().iterator().next(), propertySources.iterator().next());
assertEquals(ppc.getAppliedPropertySources().iterator().next(), propertySources.iterator().next());
}
@Test
@@ -140,17 +143,17 @@ public class PropertySourcesPlaceholderConfigurerTests {
MutablePropertySources propertySources = new MutablePropertySources();
propertySources.addLast(new MockPropertySource());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setPropertySources(propertySources);
pc.setProperties(new Properties() {{
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setPropertySources(propertySources);
ppc.setProperties(new Properties() {{
put("my.name", "local");
}});
pc.setIgnoreUnresolvablePlaceholders(true);
pc.postProcessBeanFactory(bf);
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("${my.name}"));
}
@Test(expected=BeanDefinitionStoreException.class)
@Test(expected = BeanDefinitionStoreException.class)
public void ignoreUnresolvablePlaceholders_falseIsDefault() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerBeanDefinition("testBean",
@@ -158,9 +161,9 @@ public class PropertySourcesPlaceholderConfigurerTests {
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
//pc.setIgnoreUnresolvablePlaceholders(false); // the default
pc.postProcessBeanFactory(bf); // should throw
ppc.postProcessBeanFactory(bf); // should throw
}
@Test
@@ -171,13 +174,13 @@ public class PropertySourcesPlaceholderConfigurerTests {
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setIgnoreUnresolvablePlaceholders(true);
pc.postProcessBeanFactory(bf);
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("${my.name}"));
}
@Test(expected=BeanDefinitionStoreException.class)
@Test(expected = BeanDefinitionStoreException.class)
@SuppressWarnings("serial")
public void nestedUnresolvablePlaceholder() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
@@ -186,11 +189,11 @@ public class PropertySourcesPlaceholderConfigurerTests {
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setProperties(new Properties() {{
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setProperties(new Properties() {{
put("my.name", "${bogus}");
}});
pc.postProcessBeanFactory(bf); // should throw
ppc.postProcessBeanFactory(bf); // should throw
}
@Test
@@ -202,12 +205,12 @@ public class PropertySourcesPlaceholderConfigurerTests {
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
PropertySourcesPlaceholderConfigurer pc = new PropertySourcesPlaceholderConfigurer();
pc.setProperties(new Properties() {{
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setProperties(new Properties() {{
put("my.name", "${bogus}");
}});
pc.setIgnoreUnresolvablePlaceholders(true);
pc.postProcessBeanFactory(bf);
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("${bogus}"));
}
@@ -295,6 +298,31 @@ public class PropertySourcesPlaceholderConfigurerTests {
assertThat(bf.getBean(TestBean.class).getName(), nullValue());
}
@Test
public void trimValuesIsOffByDefault() {
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerBeanDefinition("testBean", rootBeanDefinition(TestBean.class)
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
ppc.setEnvironment(new MockEnvironment().withProperty("my.name", " myValue "));
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo(" myValue "));
}
@Test
public void trimValuesIsApplied() {
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setTrimValues(true);
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerBeanDefinition("testBean", rootBeanDefinition(TestBean.class)
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
ppc.setEnvironment(new MockEnvironment().withProperty("my.name", " myValue "));
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(TestBean.class).getName(), equalTo("myValue"));
}
@Test
public void getAppliedPropertySourcesTooEarly() throws Exception {
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
@@ -308,7 +336,7 @@ public class PropertySourcesPlaceholderConfigurerTests {
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ClassPathResource doesNotHave = new ClassPathResource("test.properties", getClass());
ClassPathResource setToTrue = new ClassPathResource("placeholder.properties", getClass());
ppc.setLocations(new Resource[] { doesNotHave, setToTrue });
ppc.setLocations(doesNotHave, setToTrue);
ppc.setIgnoreResourceNotFound(true);
ppc.setIgnoreUnresolvablePlaceholders(true);
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
@@ -320,4 +348,57 @@ public class PropertySourcesPlaceholderConfigurerTests {
assertThat(bf.getBean(TestBean.class).isJedi(), equalTo(true));
}
@Test
public void optionalPropertyWithValue() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.setConversionService(new DefaultConversionService());
bf.registerBeanDefinition("testBean",
genericBeanDefinition(OptionalTestBean.class)
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
MockEnvironment env = new MockEnvironment();
env.setProperty("my.name", "myValue");
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setEnvironment(env);
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(OptionalTestBean.class).getName(), equalTo(Optional.of("myValue")));
}
@Test
public void optionalPropertyWithoutValue() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.setConversionService(new DefaultConversionService());
bf.registerBeanDefinition("testBean",
genericBeanDefinition(OptionalTestBean.class)
.addPropertyValue("name", "${my.name}")
.getBeanDefinition());
MockEnvironment env = new MockEnvironment();
env.setProperty("my.name", "");
PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
ppc.setEnvironment(env);
ppc.setIgnoreUnresolvablePlaceholders(true);
ppc.setNullValue("");
ppc.postProcessBeanFactory(bf);
assertThat(bf.getBean(OptionalTestBean.class).getName(), equalTo(Optional.empty()));
}
private static class OptionalTestBean {
private Optional<String> name;
public Optional<String> getName() {
return name;
}
public void setName(Optional<String> name) {
this.name = name;
}
}
}

6
spring-context/src/test/resources/org/springframework/context/config/contextNamespaceHandlerTests-location.xml
View File

@@ -2,12 +2,12 @@
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">
<context:property-placeholder
location="classpath*:/org/springframework/context/config/test-*.properties,classpath*:/org/springframework/context/config/empty-*.properties,classpath*:/org/springframework/context/config/missing-*.properties"
file-encoding="ISO-8859-1"/>
file-encoding="ISO-8859-1" trim-values="true"/>
<bean id="foo" class="java.lang.String">
<constructor-arg value="${foo}"/>

4
spring-context/src/test/resources/org/springframework/context/config/test-bar.properties
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@@ -1,2 +1,2 @@
bar=foo
spam=maps
bar= foo\t
spam=\tmaps