jasypt-spring-boot/src/main/java/com/ulisesbocchio/jasyptspringboot/configuration/EnvCopy.java
package com.ulisesbocchio.jasyptspringboot.configuration;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertySource;
import com.ulisesbocchio.jasyptspringboot.environment.EncryptableEnvironment;
import com.ulisesbocchio.jasyptspringboot.util.ClassUtils;
import org.springframework.boot.context.properties.source.ConfigurationPropertySource;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.core.env.ConfigurableEnvironment;
import org.springframework.core.env.PropertySource;
import org.springframework.core.env.StandardEnvironment;
import java.util.Optional;
/**
* Need a copy of the environment without the Enhanced property sources to avoid circular dependencies.
*
* @author Sergio.U.Bocchio
* @version $Id: $Id
*/
public class EnvCopy {
StandardEnvironment copy;
/**
* <p>Constructor for EnvCopy.</p>
*
* @param environment a {@link org.springframework.core.env.ConfigurableEnvironment} object
*/
public EnvCopy(final ConfigurableEnvironment environment) {
copy = new StandardEnvironment();
Optional
.ofNullable(environment instanceof EncryptableEnvironment ? ((EncryptableEnvironment) environment).getOriginalPropertySources() : environment.getPropertySources())
.ifPresent(sources -> sources.forEach(this::addLast));
}
@SuppressWarnings({"rawtypes"})
private PropertySource<?> getOriginal(PropertySource<?> propertySource) {
return propertySource instanceof EncryptablePropertySource
? ((EncryptablePropertySource) propertySource).getDelegate()
: propertySource;
}
/**
* <p>isAllowed.</p>
*
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
* @return a boolean
*/
public boolean isAllowed(PropertySource<?> propertySource) {
final PropertySource<?> original = getOriginal(propertySource);
return !original.getClass().getName().equals("org.springframework.boot.context.properties.source.ConfigurationPropertySourcesPropertySource");
}
/**
* <p>addFirst.</p>
*
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
*/
public void addFirst(PropertySource<?> propertySource) {
if (isAllowed(propertySource)) {
final PropertySource<?> original = getOriginal(propertySource);
copy.getPropertySources().addFirst(original);
}
}
/**
* <p>addLast.</p>
*
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
*/
public void addLast(PropertySource<?> propertySource) {
if (isAllowed(propertySource)) {
final PropertySource<?> original = getOriginal(propertySource);
copy.getPropertySources().addLast(original);
}
}
/**
* <p>addBefore.</p>
*
* @param relativePropertySourceName a {@link java.lang.String} object
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
*/
public void addBefore(String relativePropertySourceName, PropertySource<?> propertySource) {
if (isAllowed(propertySource)) {
final PropertySource<?> original = getOriginal(propertySource);
copy.getPropertySources().addBefore(relativePropertySourceName, original);
}
}
/**
* <p>addAfter.</p>
*
* @param relativePropertySourceName a {@link java.lang.String} object
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
*/
public void addAfter(String relativePropertySourceName, PropertySource<?> propertySource) {
if (isAllowed(propertySource)) {
final PropertySource<?> original = getOriginal(propertySource);
copy.getPropertySources().addAfter(relativePropertySourceName, original);
}
}
/**
* <p>replace.</p>
*
* @param name a {@link java.lang.String} object
* @param propertySource a {@link org.springframework.core.env.PropertySource} object
*/
public void replace(String name, PropertySource<?> propertySource) {
if(isAllowed(propertySource)) {
if(copy.getPropertySources().contains(name)) {
final PropertySource<?> original = getOriginal(propertySource);
copy.getPropertySources().replace(name, original);
}
}
}
/**
* <p>remove.</p>
*
* @param name a {@link java.lang.String} object
* @return a {@link org.springframework.core.env.PropertySource} object
*/
public PropertySource<?> remove(String name) {
return copy.getPropertySources().remove(name);
}
/**
* <p>get.</p>
*
* @return a {@link org.springframework.core.env.ConfigurableEnvironment} object
*/
public ConfigurableEnvironment get() {
return copy;
}
}